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| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 12-05-2026 | Revised BOQ | BOQ | 19-05-2026 |
| Sl. No. | Item Description |
| 1 | Tender Inviting Authority: Name of Work: External repairing & painting including internal repairing, Chemical waterproofing & allied works for Radha, Govind & Yashoda Building at Ghatkopar DAE colony & other buildings under Chembur maintenance unit, Mumbai NIT No: DCSEM/CQD/QSB/26-27/NIT/04 dt. 04.05.2026 |
| 2 | The site is situated at Anushaktinagar, Mumbai |
| 3 | The tenderers are advised to visit the site of work & its surroundings, with prior permission of Engineer-in-charge/authorised representative, to acquaint themselves about the location of work, accessibility to the site, level of sub-soil water, drainage facility for dewatering and any other matter relating to availability and carriage of construction materials, nature of work etc., and satisfy themself and then quote the rates accordingly. A Tenderer shall be deemed to have full knowledge of the site whether he inspects it or not and NO extra charges consequent on any misunderstanding or otherwise shall be allowed. |
| 4 | Tenderers shall visit the site of work, at their own cost. The request email for site visit shall be sent well in advance (preferably three working days before) for preparation of visitor pass, fixing suitable & mutually agreed date & time for site visit. The email ID for site visit is mentioned in tender documents. |
| 5 | Contractor is fully responsible for making payment of Minimum wages & Bonus to labourers, EPF & ESI to statutory Authorities timely and submission of challans and documentary proof to EIC for release of payment of Running Account / Final Bill. Otherwise, bill will not be forwarded by EIC to Accounts for payment. EIC should ensure that all necessary documents are submitted by Agency for release of payment. No Running Account / Final Bill shall be paid for the work till the applicable labour license, registration and challans with EPFO, ESIC and BOCW (Building and Other Construction Workers) Welfare Board, whatever applicable, are submitted by the Contractor to the Engineer-in-Charge.) |
| 6 | Contractor shall take a Contractor’s All Risk (CAR) Insurance Policy in respect of entire scope of work and a Janata insurance policy to cover the compensation claims arising out of Workmen's Compensation Act-1923. The Insurance policy shall be taken for entire period of contract and copy of the same shall be submitted to the Engineer-in-Charge before commencement of the work. The insurance policy shall be taken before commencement of the work and shall be renewed during the construction period till actual completion of work. The charges for issue & renewal of insurance policy shall be borne by Contractor. In event of failure of the Contractor to obtain Insurance Policy, Running Account Payments of the Contractor shall not be released till such time the same is obtained by the Contractor & submitted to the Engineer-in-Charge. In case, Insurance Policy has validity period not matching with contract period (either due to policy start date later than actual date of start of work or policy end date earlier than actual date of completion), then penalty for gap in period shall be levied at one and half times the rate of Insurance Policy premium including GST, to be computed on per day basis. All the workers engaged on the work shall required to be insured as per Government norms at the cost of contractor. |
| 7 | The Contractor shall submit with every Running Account / Final Bill, a certificate of employment/deployment of the Technical representative(s) as per Clause 36 (i) in Schedule 'F' of \\" Salient Governing Features of the Tender\\", after certifying by Engineer-in-Charge. In the event of not fulfilling the above provisions of Clause 36(i), recovery shall be made from the contractor as per Schedule 'F'. |
| 8 | Arrangement of Electricity : as per Schedule -BElectricity for construction work will be supplied by department @ free of cost. |
| 9 | Arrangement of Water : as per Schedule -BWater will be supplied by department and water charges will be recovered @1% of gross value of work done. |
| 10 | The drawings issued for Tender purpose are preliminary and indicative only. The Working drawings as applicable shall be issued in phased manner at the time of execution. Nothing extra shall be entertained towards revision in drawings. Drawing shall not be taken outside campus/site/premises without Gate Pass issued by EIC. |
| 11 | All the items of sub-structure include the cost of dewatering and shoring, wherever necessary, during the progress of work, till its completion without any extra cost to the Department. |
| 12 | The Schedule of Quantities include contingent works for other services (PHE, Electrical, Mechanical etc.) which shall be paid under relevant Civil items. Accordingly, the Contractor shall carry out all related works such as making cut outs, nitches, pipe sleeves, foundation pockets for embedded plate, bolts, parts etc. in concrete/ brick works as and when required by Engineer-in-charge without any extra cost to the Department. |
| 13 | PPC/ Blended cement of recommended brand shall only be used for all masonry and finishing works unless noted otherwise. Only Fully treated dry, well graded sand conforming to IS 383 shall be used. |
| 14 | Only Ready Mix Mortar of approved make shall be used. The ready mix mortar shall be manufactured by preferred manufacturers, using cement-sand in required proportion. |
| 15 | The size and thickness of natural stones/ tiles mentioned for flooring dado, skirting etc. are approximate and subject to the availability in market during execution. If the required size and thickness is not available, the next higher size and thickness of tiles/ stones shall be used without any extra cost to the Department. The contractor may quote the rates accordingly. |
| 16 | Quoted rate shall hold good for plain/ curved/ any other geometric shapes & sizes of all structural/ RCC members including formworks, masonry, flooring, doors & windows, plastering, painting etc. at all leads, levels, lifts and floors including scaffolding, bracing, multilevel staging etc., unless noted otherwise. Nothing extra shall be entertained towards wastages of materials, additional labours/ tools & plants etc. to achieve the required shapes & sizes etc. |
| 17 | The Contractor shall follow the DAE safety rules strictly. All safety & security regulations shall be followed strictly as per specifications & conditions of contract. |
| 18 | The following Security regulations shall be followed strictly while movement of labourers/ workers/ contractor's personnel including transportation of the materials etc. i) The Workers, Engineers and Supervisors will be provided vigil passes (for entry into Premises) on submission of application forms in prescribed formats supported by documentary proof like Aadhar card, Voter ID card and Ration Card / Driving Licence / PAN card etc. Police Verification Certificate (PVC) is mandatory for Engineers and Supervisors (wherever desired by department). You are requested to obtain immediately Police Verification Certificate (PVC) of your regular staff deployed at site(s) in respect of works and submit the same along with necessary application to allow them to enter in premises to carry out the assigned work. ii) The Contractor shall obtain special permission for working on extended hours of working days including Saturday, Sunday and holidays etc. iii) Workers shall be escorted from the main gate of campus/premises upto the site by designated supervisors of the contractor and they are not allowed to roam around inside the premises. iv) Transport vehicles of the contractor are allowed to enter the premises for transportation of construction materials. Drivers must have valid driving license of Heavy Vehicle. v) The following Security regulations shall also be followed strictly while movement of labourers/ workers/ contractor's personnel etc. (a) The Contractor shall issue I-Cards to his workers deployed on regular basis. (b) The Supervisor of the contractor having photo pass can bring daily wage workers/ casual workers inside campus for work. He should prepare list of such workers in duplicate. The original copy shall be handed over to the representative of the Engineer-In-Charge at the gate and endorsement obtained on duplicate copy on daily basis. (c) The Contractor's personnel including daily wage workers shall be in uniform with proper identification for ease in identification of such persons at unauthorised places. (d) The daily wage workers/ casual workers employed by the contractor must wear florescence vis-a-vis wear without fail during their presence inside Campus/premises. The contractor shall provide a sleeveless Jacket to the workers in pattern, colour showing name of contractor with address and telephone number as approved by the Engineer-in-charge. All the workers must wear the same while on duty. (e) The Contractor's personnel shall follow all safety rules & security procedure that are in vogue and applicable during execution of work. Contractor shall verify the character and antecedents of the labourers employed, through local address proof issued by competent authorities such as Aadhar card, Voter ID card and ration card / driving license /electricity bills /telephone bill /gas connection document etc. The nationality of contract labourers also needs due verification. |
| 19 | Vehicular movement shall abide by the regulations imposed by the concerned authorities. The contractor shall abide by the security rules & regulations of the Department. The approach roads should be kept clean & free from obstruction for smooth functioning of existing traffic and damages caused, if any, to be made good without any extra cost to the department. Contractor may make provision for entry of vehicles by providing alternate road/ route for entry & exit during the construction work, if required, at his own cost without extra cost to the department. |
| 20 | While transporting materials from site and disposal of surplus materials, the spilled over materials/ earth/ debris etc. on the road should be got cleaned by the contractor after the day's work is over. |
| 21 | Royalty for excavation, transportation, filling of earthwork etc. including obtaining permission from Statutory authority, if any, shall be borne by the contractor. |
| 22 | Regarding disposal of Construction waste from site of work, the agency has to abide by the guidelines of Construction and Demolition (C&D) waste management plan as approved by BMC/Local Municipal Authority and any other regulations issued by Statutory authorities in the matter from time to time and Department is not responsible in any way in this regard. i) Contractor shall strictly follow the Statutory rules and regulations of the Construction and Demolition Debris Management Plan for project site. ii) Surplus Excavated materials and construction debris shall be disposed from construction site at approved disposal ground of BMC/Local Municipal Authority including cost of necessary Statutory charges, as applicable. iii) Contractor shall submit acknowledgement of challan for each trip for unloading of Construction and Demolition waste material as per the standard format. iv) Contractor shall be responsible and liable for penalty, if any, as prescribed by the Local Authority in case of non-fulfilment of the procedure laid down in the Construction and Demolition Debris Management Plan. v) Contractor shall submit irrevocable Bank Guarantee for the amount as insisted by BMC/Local Municipal Authority for the purpose of ensuing compliance of the Waste Management Plan/Debris Management Plan approved by the Local Municipal Corporation from time to time, till the grant /issuance of the Occupation Certificate and charges for same will be borne by Contractor. NOC from C&D Waste Management Department of BMC/Local Municipal Authority shall be submitted by the agency. |
| 23 | Agency should pay necessary charges to BMC/Local Municipal Authority to get done periodical pest control / anti-larva treatment / Insecticide treatment at Construction site. After the completion of work, necessary NOC shall be obtained from BMC /Local Municipal Authority and shall be submitted to Department. The charges for same will be borne by Contractor. |
| 24 | The Agency shall take care of existing services and other department properties while carrying out job. All dismantling, demolishing and excavation work shall be done with most careful manner and with prior written approval of the Engineer-in-charge, without damaging the existing structures, services, finishes, etc. Agency shall take all precautions to cover all furniture, fixtures, glass and window panes to prevent damage. Damage, if any shall be repaired/replaced by agency at his own cost. |
| 25 | Protection of work: The Contractor shall be responsible for the protection of the work during progress. He shall also provide and maintain any other temporary substitute and material for this purpose. He shall take all the necessary precautions to prevent damage to all the works till its handing over. |
| 26 | Wherever old material/works are replaced with new one, quoted rate includes removing/dismantling the existing one and depositing the serviceable material at departmental store and disposing off debris outside the campus/ premises/ colony. |
| 27 | Since the work has to be carried out inside/ near occupied residential/office building, the work shall be executed with least disturbance to occupants of buildings. |
| 28 | Approved Samples of Materials: The Contractor shall submit samples of all materials to be incorporated in the work, without any extra cost to Department, at least 30 days before he places bulk order for the materials and shall obtain approval of samples in writing from the Engineer-In-charge. |
| 29 | Shop drawings for Aluminium work, Structural steel, Stainless steel, Structural glazing, ACP cladding, etc. shall be submitted by Contractor for the approval of Engineer-in-Charge, at least 30 days in advance prior to taking of work. |
| 30 | No labour shall be permitted to stay inside campus/premises/site. |
| 31 | Suitable area near site of work shall be allocated to the contractor for storing construction materials, for site office etc. Optimum care shall be taken by the contractor to avoid disturbing the traffic and road around the building etc. The contractor shall have to maintain proper co-ordination with the fellow agencies working simultaneously in the vicinity of subject work in order to avoid delays in any of the works going on in and around the premises. |
| 32 | Guidelines for Air Pollution mitigation(i) The charges for the Air Pollution mitigation measures shall be borne by the contractor without any extra cost to the department.(ii) Contractor shall follow the directions for Dust and Pollution Control measures in construction as notified by MoEF&CC / MoHUA / CPWD / BMC or any other statutory authority.(iii) All precautionary measures for control of Air Pollution due to Building Construction Activity shall be taken as per Local Statutory/ Municipal Authority Air Pollution Mitigation Plan. (iv) Mandatory Form for Building Construction activity to control Air Pollution along with supporting documents and site photographs shall be submitted to concerened authority or uploaded on online portal.(v) Projects attracting Environmental Clearance shall carry out Third Party Ambient Air Monitoring every fortnightly from NABL / MoEF&CC laboratory. (vi) Construction projects shall mandatorily install sensor-based air quality monitor for measuring PM concentration (PM2.5 and PM10), relative humidity, temperature and display real time AQI data through LED display board (width 1220mm x height 915mm, screen resolution 320 x 192 pixel) at the construction site. Further, installation must be completed within 15 days of issue of Work order or commencement of work. The Contractor shall submit a certificate for completion of installation of air quality monitor and LED display board, after certifying by Engineer-In-charge, along with 1st RA bill for releasing the payment.(vii) The air quality data must be accessible at the site and made available for inspection by Local Municipal Authority/ Competent Authority.(viii) Construction layouts having area more than 01 (one) acre or Height more than 70m, shall have continuous dust or wind breaking tin / metal sheet erected of minimum height 35 feet around periphery of the construction project site and for construction site, less than 01 (one) acre, the tin / metal sheet height shall be 25 feet minimum.(ix) Tarpaulin / Green cloth / Jute sheet to be mandatorily used to cover the floor where any construction activity is in progress and two floors below it and also on scaffolding covering an entire area under demolition structure. Further, regular cleaning of Tarpaulin / Jute sheet to be undertaken. (x) Water sprinkling shall be continuously carried out so that the debris shall remain in wet condition.(xii) All vehicles carrying construction materials/waste/debris shall have valid PUC certificates and the same shall be produced as when asked for by competent authorities.(xiii) Construction workers should mandatorily use PPE (Personal Protective Equipment) i.e. Mask, Goggles etc. |
| 33 | The quoted rate shall be inclusive of providing and erecting temporary barricading of height as per above 'Guidelines for Air Pollution mitigation' (but minimum 10 feet height) using structural steel (MS Pipes or angle iron frame work etc.), covered with tin / GI sheets of approved colour & shade, Struts, MS Clamps, Bracing etc. and shall have wicket gate & material gate and including writing and painting of direction & instructions, providing glow lamps, reflective signs, marking, flags, caution tape etc. Prior written approval of Engineer-in-Charge of the sketch/ drawing showing details of barricading shall be obtained by the contractor. The barricading shall be provided and retained in position at site continuously during the execution of the entire work till its completion. Rate include its maintenance for damages, painting, all incidentals, labour, materials, equipments and works required to execute the job such as earth work, concrete, welding etc. After completion of work, Contractor shall remove and take away the barricading at his own cost with the prior approval of Engineer-In-Charge. The entire work shall be executed as per direction of Engineer-In-Charge. No work shall be allowed unless the barricading is completed to the satisfaction of the Engineer-in-Charge. The Contractor shall submit a certificate for completion of barricading along with 1st RA bill after certifying by Engineer-in-Charge for releasing the payment. |
| 34 | The contractor shall display proper information/cautionary signage boards at site for the safety of the workers and public in general in the surrounding areas. |
| 35 | Contractor has to provide sign board at site with detailed name of project, name of client, name with contact number of contractor and minimum wages category wise at entrance of project/site without any extra cost to the department. |
| 36 | Guidelines for Scaffolding works - Quoted rates shall include all scaffolding works without any extra cost to the department.(i) Design of scaffolding for carrying out work shall be as per relevant IS Codes & specification. The contractor has to observe all safety procedure while working on heights as per IS: 3696 (Part-I) (Safety Code for Scaffolds). (ii) All working platform must be of minimum 600 mm wide, made of M.S pipe and must have guard rails as per specification. Further, Overhead protection should be provided on the scaffolds to protect workers on lower platform against falling objects from higher level.(iii) Necessary ladder shall be provided at required locations to enable Departmental Staff for supervision of works.(iv) Labours working on the scaffolding should be with safety belts, helmets, goggles and other safety gears.(v) Horizontal Safety Net : Nylon net with a mesh size of 25mm shall be provided at 4.0 meter height from the ground level around the buildings upto a distance of minimum 3.0 meter from the edge of the building on all sides to catch any falling objects.(vi) Vertical Safety Net: Green cloth net shall be provided to the full height of scaffolding / building and securely tied to protect falling material coming out during the progress of work. |
| 37 | Maintaining L1 position During execution of the contract, if tender structure changes due to variation in quantities (i.e Work order quantities, Substituted items quantities including quantities within deviation limit specified in Clause 12 of Schedule ‘F’ in “Salient Governing Features of the Tender”), Contractor has to give suitable discount to remain in L1 position. |
| 38 | The quoted rates shall be inclusive of wastage of labour & material, installation, testing, commissioning, transportation, loading, unloading, lifting etc. and also includes provision of all necessary manpower, tools, machinery, equipment, hoists etc. for carrying out the work in effective manner as per specifications and as directed by Engineer-In-Charge. |
| 39 | The quoted rates shall be inclusive of all Taxes, GST, Cess, Levy, duty etc. |
| 40 | Refer Prebid clarifications, minutes of meeting & corrigendum for revisions, if any, for updates. |
| 41 | a) No debris shall be left over around the building during the works. An area for 'debris bins' will be identified close to the site office at the request of the contractor for the collection of debris generated on a day-to-day basis. The debris from the debris bin shall be cleared every week on the dumping ground as designated place by a local municipal authority (like MCGM) with all their necessary permissions & all lead, lift & transportation mechanically such all works at the cost of agency him/herself. The contractor must maintain an adequate number of wheelbarrows all the time for shifting the debris to the debris bin. If the debris lies around the building for more than 2 days after a week, a penalty of Rs. 500/- per day per incident, etc., shall be levied w.e.f. the 3rd day onwards. The decision of the engineer-in-charge is final. |
| 42 | Wherever materials are replaced/provided with new ones (of granite/tiles/frames & others such as shown by EIC), the quoted rate includes dismantling/removing the existing ones and depositing the serviceable materials at the departmental store and disposing of debris outside the premises. |
| 43 | The cement sand mortar use shall be using factory manufactured pre mix/ready mix of 'Roofit Mix'of M/ s Premier Floor to Roof Materials pvt.ltd / 'Easy plast' of M/s. Walplast Products pvt.ltd / 'Readiplast' of M/s Ultratech Cement Ltd / Silicoplast / or other approved equivalent make, having minimum composition of C:S :: 1:4 using fully treated dry, well graded natural sand conforming to IS 383 suitable for external plastering, having low rebound properties, low water demand for curing properties, mechnical mixing with water in a metallic tray only to make good consistency as per the specification of the Manufacturer. |
| 44 | No extra payment will be made for extra over-thickness of ready-mix mortar/adhesive wherever required due to unevenness and levelling of plaster, flooring, skirtings, trees, risers, dados, and matching levels of different types/thicknesses of flooring . The contractor shall consider the same while quoting rates. |
| 45 | The agency needs to follow all the rules of curing for all cement-related work. A minimum of 7 days of curing is required. If the agency fails to do the same, a penal recovery will be recorded and made of Rs 1000 per day for no curing at all in the running bill. |
| 46 | Contractor shall take necessary precautions while dismantling brickwork, flooring, dado, doors, windows, RRM, PCC, RCC etc ,no other part of the work shall be damaged. If unavoidable condition the same shall be restore to its original condition without any extra cost to the Department. |
| 47 | Contractor shall have to depute Technical representative (s) as per condition of contract clause 36(i) and as intimated by EIC as per their requirement, the same shall be Certified by Engineer-in-Charge. |
| 48 | Section-5(II): SPECIAL CLAUSES 5 OF CONTRACT :The contractor shall furnish to the Engineer-in-Charge monthly progress report in triplicate on 5th day of every month. |
| 49 | Any leftover scrap materials generated (from the building), like ferrous, non-ferrous, brass, good plastic, teakwood, aluminium, cast iron, galvanized iron, CP fittings, taps, any electrical fittings, and such, shall be staked at one place shown by EIC, and the same shall be transported to the Trombay village store by arranging his or her own cost of a 3/4-wheeler transport vehicle along with a driver and adequate helpers as per the request received from EIC. |
| 50 | All the serviceable materials, fittings, and fixtures shall be deposited in the maintenance unit office. |
| 51 | All the materials shall get tested as per relevant IS codes in the National Accreditation Board for Testing and Calibration Laboratories (NABL) approved lab, as and when instructed by EIC at the cost of the agency. |
| 52 | If it is found that the materials is not as per the departmental standards the same shall be rejected by the departmental representatives. Name of Work: External repairing & painting including internal repairing, Chemical waterproofing & allied works for Radha, Govind & Yashoda Building at Ghatkopar DAE colony & other buildings under Chembur maintenance unit, Mumbai NIT No: DCSEM/CQD/QSB/26-27/NIT/04 dt. 04.05.2026 Procedure for carrying out repairing/jacketing using ready mix micro concrete. All loose traces of concrete or mortar, dust, grease oil, etc. must be removed. Damaged or contaminated concrete shall be removed to obtain a keyed aggregate exposed surface. Non-impact/ vibrating cleaning methods, e.g. grit or high pressure water blasting are recommended. Cut the edges of the repair vertically to a minimum depth as per feasibility. Clean all exposed reinforcement to a minimum grade of Sa 2 according to ISO 8501-1 / ISO 2944-4. Ensure back of reinforcing bar is also clean. Where reinforcing bars are corroded, cut back the concrete to at least 20mm behind the reinforcing bars and coat old and new with approved epoxy coating for corrosion protection Water Powder ration Grit blast around the reinforcing bars to remove corrosion products or any other method recommended by Engineer In charge or as per drawing. Replace the affected part of reinforcing bar if the diameter after grit blasting is found reduced by more than 20% of the original diameter on the advice of the EIC. Bond Coat- (separate payment shall be made) Providing & applying One coat of structural grade epoxy bond coat by brush conforming to ASTM-C-882-87 to the prepared concrete surface to be repaired / strengthened and micro concreting pouring shall be done when the surface is tacky.Formwork – (No separate payment shall be made) The forms must be of good quality, treated with a chemical release agent for smooth release, provided with water drain holes, strong and well braced to withstand the fluid pressure of the mortar until it hardens.Mixing - Only full bags are mixed. Damaged or opened bags should not be used. Mix the ready mix Micro Concrete in a forced action pan mixer, or with a helical paddle attached to a low speed (300-600rpm) mixer for 3 minutes until a lump free, flowable consistency is achieved. Only use clean water. Mixing water needed: 3.25 to 3.75 litres per 25kg bag or as recommended by the Manufacturer of Micro Concrete. Allow the mortar to rest for 2 - 3 minutes and then remix briefly before pouring into formwork. If temperature more than 40°C then use chilled water for mixing.Mortar application-The minimum temperatures must be maintained during application and for at least 24 hours thereafter for optimum curing of the product. The prepared substrate should be pre-soaked, preferably for 24 hours, but at least 2 hours before applying Ready Mix Micro Concrete ensure all water is removed from formwork prior to installation and formwork is resealed. Ready Mix Micro Concrete should be pumped or poured into the prepared formwork until the void is filled. Pumping is recommended for larger pours. Do not vibrate Ready Mix Micro Concrete as it could lead to segregation. The formwork should be removed after 1-3 days and a curing compound applied. If subsequent coats are to be applied the use of clear polythene is recommended for the first three days after removal of formwork. For repairs beyond 80m m to 100mm in thickness, extend Ready Mix Micro Concrete with up to 25kg of 5-12mm sized washed, saturated surface-dry (SSD), graded low absorption, high density aggregates. Protective coatings- (separate payment shall be made) Subsequent coatings of any anti carbonation barriers or silane impregnations should be applied if recommend by the EIC.Curing -Minimum 7 days curing shall be done to the newly repaired/jacketed area using any suitable method. Required Compressive strength (ASTM C109 7cm cube) Ready Mix Micro Concrete used on site shall be sent for testing of compressive strength and minimum strength required to be achieved is as follows – 1 Day-15 MPa, 3 Day-25 MPa, 7 Day-35 MPa, 28 Day-40 MPa.Note- Payment is to be made by weight premixed (in dry form) of micro concrete product consumed as per site register record Notes for aluminium work (Doors, Windows. Ventilator etc) 1. The contractor shall submit 6 copies of shop drawings for each windows, ventilators showing dimension details of construction etc for approval of the Engineer-in-charge and according to the approved shop drawing a sample of each of windows with all fittings and fixtures with locking arrangement including glass panes etc complete as per schedule of quantities, specifications and drawings, shop drawing should be submitted for preliminary inspection for approval. After preliminary inspection, the sample should be fixed at site to ascertain its performance. Large scale manufacturing should be taken up only after rectification of defects in samples as directed to the full satisfaction of the department and after obtaining formal approval. 2. All doors, windows, ventilators section shall be anodised extruded section of M/s. Jindal /M/s Indal or equivalent approved manufacture. 3. All fittings / fixtures shall be of approved make / quality and as approved by Architect. 4. All dimensions mentioned in the drawing are approximate. Necessary allowance for fixing over rough ground and also necessary allowances for fixing tolerances to be considered while manufacturing. While manufacturing, actual site measurement shall be considered. Necessary planing for fixing the unit has to be carried out by the contractor without any extra cost to the department. However, rate quoted by the contractor shall hold good. 5. Payment shall be made per Kg basis. Aluminium sections such as shutter frames, track window / door frame/ beading channel for glass adjustable louvers etc, shall only be measured linearly as per actual / finished cutting size nearest to centimetre and multiplied with sectional weight of the individual section and the total quantity of aluminium section will be arrived at for payment without any allowance for wastage.The quoted rate shall include cost of cleat angles, fixures etc. 6. All glass panes shall be of approved manufacturer. The glasses will be measured for payment separately under relevant item. Actual size of the glass fixed in position will be considered for payment. 7. Glass panes shall be fixed with approved EPDM gasketting, beading, to be free from settling. Necessary mastic to be provided against seepage of rain water. 8. All top hung/side hung shutters to be provided with approved quality friction hinges. All sliding shutters shall be provided with bottom sliding rollers. 9. In case of damage of any existing work, the same has to be made good/ restored to original condition by the contractor at his own cost. 10. No separate payment shall be made for fittings such as locking arrangement, hinges, friction hinges, rollers, fittings and fixtures, gasket, cleat angle etc. Tenderer are required to consider the cost of these items while quoting the rate for unit weight of aluminium sections for window / door etc. 11. However floor spring, hydraulic doorcloser, door plate and handles will be paid seperately under relavent item. 12. Approval of the department for the complete design and shop drawing shall be obtained before commencement of the work. |
| 53 | ABSTRACT SHEET |
| 54 | PART I : CIVIL WORKS |
| 55 | PART I : CIVIL WORKS |
| 56 | Providing & erecting double bamboo scaffolding using minimum 75 mm dia best quality bamboo tied with coir rope & the horizontal & vertical members of the bamboos provided as required at spacing of not more than 900 mm apart both vertically & horizontally including providing cross supports as struts to tie the scaffolding properly to the building for works of external surfaces of buildings as & when required including providing necessary safety belts to workers, dismantling the scaffolding after work is completed including cost of transportation, labour, safety belts etc. complete all as directed by the Engineer-in-Charge. NOTE: The mode of measurement shall be in square metre for the overall portion of external exposed surface area of buildings covered by scaffolding and the said area shall be measured flat. No deductions shall be made for any openings in the surface and the jambs / reveals. |
| 57 | Dismantling / demolishing work by manual /Chiselling/ mechanical means, carefully without damaging & disturbing adjacent structures, at all levels, locations & floors including labour, machine, loading, unloading, transportation, stacking of serviceable material at directed place & disposal of debris & unserviceable material as per direction, scaffolding etc complete all as per specifications and as directed by Engineer-in-Charge. |
| 58 | Brick masonry work in cement mortar including cement mortar plastering / pointing work |
| 59 | Plain Cement Concrete (PCC) |
| 60 | Reinforced Cement Concrete (RCC) including cutting of steel reinforcement bars by cutter, gas welding etc |
| 61 | Reinforcement for RCC work including supplying, delivering, storing of various diameters as required at site of work including loading, unloading, transporting, decoiling, straightening, cutting, bending, placing in position at all floors, locations & levels and binding with 18 gauge, soft drawn annealed steel binding wire including carrying out various tests as required etc. all as per specifications, drawings & as directed by the Engineer-in-Charge. (Note: The cost of binding wire shall be borne by the contractor and binding wire shall not be measured for payment.) |
| 62 | Above Plinth Level (In Super Structure)Thermo Mechanically Treated bars of grade Fe-500 D / Fe-550 D manufactured by SAIL, TATA STEEL, JSW, JSPL and RINL. |
| 63 | Providing and laying in position, at all levels & locations, for structural members of all geometrical shape & design as per drawing, Reinforced Cement Concrete (RCC) of grade as specified below, conforming to latest revisions of IS:456-2000 and IS:13920, using 20 mm maximum size aggregates and approved quality sand including admixtures of approved brand and quality (plasticisers / super plasticisers), centering, shuttering, weigh batching, mechanical mixing, transporting, placing, vibrating, consolidation, finishing, curing upto 7 days etc. complete all as per specifications & as directed by EIC.Above Plinth Level ( In Super Structure) |
| 64 | Reinforced cement concrete of Grade M-30 |
| 65 | Repairs to damaged RCC structural members at all locations/ floors using polymer modified cementatious mortar, for strengthening the existing RCC structural members using acrylic based polymer confirming to the following technical specifications and comprising the following operations: Polymer required for the work shall be procured by the Agency from approved Manufacturers Like M/s Astra , M/s Anuvi, M/s Apcotex or other approved equivalent manufacturer confirming to technical requirements as mentioned below. Important Notes:1) Breaking cracked/ spalled concrete members along the cracks with plaster, including removing and stacking of all unserviceable material at site, simultaneous transportation and disposal at a location in Outside colony as identified by EIC. complete all as per specifications and as directed by the Engineer- in- Charge.2) Exposing and cleaning the reinforcement thoroughly by light tapping/ wire brushing of using strong emery paper and finally by acetone/rust remover of Dr.fixit/Anuvi chemicals/Fosroc or other equivalent.3) Applying a coat of polymer and cement slurry in the ratio 1:1 by volume to the reinforcement bars. 4) Polymer required for the work shall be procured by the Agency from approved manufacturers Like M/s Astra, M/s Anuvi, M/s Apcotex or other approved equivalent manufacturer confirming to technical requirements as below and the invoices/challans etc to be submitted to EIC for record. 5) Bond coat should be applied @0.37ltr/layer/Sq.m 6) Minimum FM of silica sand should be 2.10 Appearance: Milky whitePh- value : 9-10Specific gravity : 1.055+/-0.005Solid contents(%w/w)-: 44+/-1Viscosity at 25 degree C temperature (in sec): 15-20Testing of the material as per relevant codes at NABL approved third party Lab. is to be done by the Agency for every batch/lot of supply.Bond coat should be applied @ 0.37 ltr./layer/sq.m.Minimum FM of silica sand should be 2.10 |
| 66 | a) Building up with polymer modified cementatious mortar for RCC structural members etc. in layers not exceeding 20 mm in a day (proportion – cement 50 Kg. : Silica sand 125 Kg. : polymer liquid 10 ltrs.) with necessary bond coat (polymer : Cement = 1:1 by volume) for tack coat and also for subsequent layers using polymer including curing, covering the flooring/ window with tarpaulins or equivalent covering material to avoid deposition of polymer mortar and cleaning of floor/ windows thoroughly on completion of repair work etc. complete all as per specifications and as directed by the Engineer- in- Charge. Polymer used for this work in KG shall be measured for payment. |
| 67 | Repairing to the existing RCC structural members (vertical or horizontal) using ready mix Micro Concrete of approved brand where the thickness of repair is more than 30 mm and upto 115 mm. It can be used for carrying out extensive repairs to beams, columns and other structural elements, repairing of structural members subjected to repetitive loading & for jacketing of beams, columns and other structural elements for strengthening. |
| 68 | Providing and fixing the Mechanical Anchor Fasteners as specified below of Hilti Make or equivalent confirming to IS 1367 (Part 3) or ant relevant code of practice at required locations and level including drilling the hole, cleaning and anchoring the bolt as per drawings & as per manufacturers specifications etc. complete as directed by Engineer In Charge. |
| 69 | Hilti HSL-3 or HSL-4 or HST, 10/12/16 mm Dia till 100 to 180 mm depth |
| 70 | Providing & filling of Hilti make RE 500 V4 epoxy mortar, making holes in RCC elements of the required size, removing all forms of dust/dirt & injecting HIT-RE-500 V4 epoxy mortar as per drawing & specification, including materials & labor at any location. All the work shall be done as per the manufacturer's specifications & executed by the manufacturer (M/s. Hilti India) approved agency, completing all as directed by EIC. |
| 71 | For 12/ 16/ 20 mm dia hole with 80-100 mm depth |
| 72 | Brick masonry work using well burnt bricks from approved lot of class designation 3.5 / 7.5 (as specified) (classification as per IS:1077-1992 and min. average compression strength not less than 3.5 / 7.5 N/mm2, as specified) in cement mortar 1: 6 or using ready mix mortar (1.4), (as specified), to correct line, level and plumb including raking out joints, curing, scaffolding all as per specifications, drawings and as directed by Engineer in charge. 1) The contractor shall get approved the samples of bricks / AAC block from the Engineer-In-Charge before procurement on large scale and shall maintain the same for the entire work.2) Necessary Openings/ nitches/ pipe sleeves/ cut-outs, wherever required as per drawings and asked for by the Engineer-In-Charge, shall be provided by the contractor without any extra cost.3) One masonry wall thickness shall be considered as 230 mm and half brick wall as 115mm and lesser wall thickness if any shall be made up to the required dimensions by the contractor in cement mortar 1:4 to proper line, level and plumb without any extra cost to the Department.4) The rate shall include cost of making brick / AAC block masonry to all geometrical shapes and sizes without any extra cost to the Department. |
| 73 | In super structure at all floors, levels & locations |
| 74 | Providing and laying autoclaved aerated cement (AAC) blocks masonry with 115mm/ 150mm/ 230mm / 300 mm thick AAC blocks as per approved manufacturer, using approved block laying polymer modified adhesive mortar in super structure above plinth level at all locations, levels & lead with RCC band at sill level and lintel level, curing, scaffolding etc complete all as per specifications and as directed by Engineer in-Charge. (The RCC band shall have 2 nos. of 8 mm dia reinforcement and concrete of minimum grade M-20 or (1:1.5:3). ( AAC blocks shall be conforming to IS:2185, Part-3, having Grade-I with block of density 551 to 650 Kg/cum) . The payment of RCC band and reinforcement shall be made separately under relevant item). |
| 75 | Sand faced cement plaster 20 mm thick in CM 1:4, two coats using factory manufactured pre mix/ready mix of 'Roofit Mix'of M/s Premier Floor to Roof Materials pvt.ltd/ 'Easy plast' of M/s Walplast Products pvt.ltd/ 'Readiplast' of M/s Ultratech Cement Ltd or other approved equivalent make, having minimum composition of C:S :: 1:4 using fully treated dry, well graded natural sand conforming to IS 383 suitable for external plastering, having low rebound properties, low water demand for curing properties, mechnical mixing with water in a metallic tray only to make good consistency as per the specification of the Manufacturer and applied over exterior masonry and concrete surfaces with base coat of 12 mm thick and finishing coat of 8 mm thick final rendering, including using richer mix for making corners if necessary, at all floors and level, including scaffolding, making grooves of existing size wherever required, including cleaning the surfaces, curing etc. including removing existing damaged/ worn out plastering and disposing off debris outside colony etc. complete all as per specifications & as directed by the Engineer-in-charge |
| 76 | Cement plastering 15mm thick using factory manufactured pre mix/ready mix mortar in CM 1:4 of 'Roofit Mix'of M/s Premier Floor to Roof Materials pvt.ltd/ 'Easy plast' of M/s Walplast Products pvt.ltd/ 'Readiplast' of M/s Ultratech Cement Ltd or other approved equivalent make, having minimum composition of C:S :: 1:4 using fully treated dry, well graded natural sand conforming to IS 383 suitable for external plastering, having low rebound properties, low water demand for curing properties, mechanical mixing with water in a metallic tray only to make good consistency as per the specification of the Manufacturer and applied on internal wall and ceiling finished smooth with pop over brick walls or concrete surfaces at all floors and levels, including membrane curing by applying one coat of factory made curing compound Resikure of M/s Anuvi Chemicals, Concure of M/s fosroc, Dr. Fixit curing compound or other equivalent over repaired surfaces as per manufacturer's specification etc. and it also includes removing of existing damaged/ worn out/ loose plastering and disposing off outside colony etc. complete all as per specifications and as directed by EIC. |
| 77 | Providing and laying in position, at all floors and at all levels & locations plain cement concrete of grade as specified below including machine mixing, consolidation, finishing, curing and including cost of form work, shuttering, centering etc. complete all as per specifications and directed by EIC. (Note:- Reinforcement provided if any shall be measured & paid under relevant item.) |
| 78 | Concrete of M20 grade |
| 79 | Supplying, erecting and fixing in position, at all levels & loaction, 2 ply, 12 gauge, 4 spikes at 100 mm c/c G.I. barbed wire including cost of 6 mm dia G.I.‘J ‘ hooks, Bolts, nuts, washers, staples, quarter pin as required including cost of materials, labour, scaffolding and painting with two coats of synthetic enamel paint of approved make & shade over a coat of approved steel primer etc, complete all as per specifications and as directed by the Engineer-in-Charge. |
| 80 | Providing and fixing in position at all floors, levels / heights 18 mm thick mirror polished natural stones slab for door frame in two overlapping layers one piece full length / height of approved shade, finished sizes as directed including machine cut / hand cut, final cleaning, moulding and polishing of exposed edges, in line, level, plumb and fixing the stone with cm 1:4 (Using factory made Ready Mix Mortar only), 20mm backing & overlapping of 20mm shall be fixed with Araldite adhesive, with best workmanship, finishing, curing, etc. complete all as per specifications, drawings & as directed by the EIC. Note : Exposed surface on Elevation & exposed vertical finished face shall be measured for payment in sqm. Overlapping & edges etc shall not be measured. |
| 81 | Baroda Green marble Stone |
| 82 | Structural steel work at all floors, levels and locations in grills, guard bars for windows, frames, Fence, pit/ trench covers, cover bracket for slanting chajja, trap door, railing, balcony hand railing, hoisting hooks, smoke vents etc. using angles, channels, I-Section, tees, flats, bars, chequered plates, plain plates, hollow section, bright bars etc. of required sizes including supplying, cutting, fabricating, welding, erecting, making holes/ chases wherever required and fixing / embedding in position in concrete/ brickwork/blockwork/ marble/ granite stone with necessary hold fasts/ stainless steel screws & rawl plugs by drilling etc. and finishing the concrete/ brick work/ blockwork after fixing/ embedding including painting two coats of anti corrosive bitumastic paint on all unexposed surfaces and two coats of synthetic enamel paint of approved make and colour on all exposed surfaces over a coat of approved zinc chromate primer etc. complete as per specifications, drawings and as directed by the Engineer in charge.Note:- All structural steel work shall be as per latest version IS:800 & IS:806. All Rectangular and Square Hollow Sections (RHS & SHS) shall be conforming to latest version of IS:4923 of grade (Yst 240/310). All rolled sections shall be of Grade E-250 and conforming to latest verison of IS:2062. Welding shall be as per IS:816 & IS:6227. |
| 83 | Using Structural Steel sections of specified grade, Hot dipped galvanbised (having minimum Zinc Coating of 610 asm of total surface area as per IS:4759) |
| 84 | Supplying and fixing in position at all floors, levels & locations, aluminium section [extruded] for aluminium Door / windows sliding / top hung/fixed / grill/ adjustable louvered/ windows as per drawing of approved manufactures with extruded sections of Jindal / Indal / Aluminax or other approved eqivalent sections with size and weights as shown in the drawing, for frames and shutters [including wastages if any] conforming to relevant I.S specifications, with all approved shade & colour anodised aluminium fittings and accessories, locking arrangements, 2 / 3 rollers with ball bearings for sliding shutters of approved quality all as shown in the drawing, including providing and fixing aluminium channel beading / glazing clips fixed with necessary matching anodised screws, grouting the gap with thermocole & polysulphide sealant etc. all complete generally as per drawings, specifications etc., all as directed by Engineer in charge. but excluding the cost of glazing,which will be paid separately. (Note:- Sliding window sections for both track & Shutters shall be of JINDAL DELUXE DOMAL SERIES or similar equaivalent approved make. ) |
| 85 | Using integrated anodised (of approved colour & Shade) having glossy/matt finished [Minimum anodic coating of 15 micron thick (Grade AC-15)] aluminium section. |
| 86 | Providing and fixing following type of approved quality glass panes for doors/windows/ventilators/louvers, of approved manufacturer and fixing with aluminium frame work including fixing aluminium channel beading (to be paid under relevent item) and providing and fixing with 2 way EPDM gasketing , to ensure water and air tightness and neoprene cushions/ gasket accommadated in grooves, necessary bronze anodised screws etc, all complete generally as per drawings specifications and as directed by the Engineer-in-charge. Note:- Only clear opening of glass shall be measured for payment. |
| 87 | 6 mm thick clear float glass |
| 88 | Providing & applying synthetic enamel paint in two or more coats on old / new wooden / steel surface, at all floors, levels & location using ready mixed & ready made synthetic enamel paint of approved make, shade and pattern including removing/ scrapping of all old paint from the scratch by means scrapper polish papare etc., one coat of approved wood / steel primer including labour, material, scaffolding, surface preparation, cleaning etc complete all as per specifications and as directed by Engineer-in-Charge. (Note:- Synthetic enamel paint shall have VOC content less than 50 grams/ litre). |
| 89 | On Steel surfaces including one coat of steel primer (Zinc Chromate based) |
| 90 | Providing and applying one coat of base primer (Apex Ultima protect of M/s. Asian paints or Aquatech of M/s. ICI Dulux or equivalent) and two top coats of acrylic water proof exterior coating of Apex Ultima Protek of M/s. Asian Paints / Weathershield flexx rain proof system of M/s. ICI Dulux or other approved equivalent make and shade over the sand face / form finished surfaces / rough cast plaster at all locations as required, thoroughly mixed and applied at an interval of 6-8 hours for each successive coats and ensure consumption of 0.47 ltr/Sqm for 3 coats, (base coat @.29 Ltr/sqm & two top coats @0.18 Ltr/sqm ) for sand face surfaces, including preparation of surface, cleaning and filling the cracks and crevices with Latex caulking crack filler etc complete generally as per the manufacturer's specification and as directed by the Engineer-in-Charge. NOTE: 1) The surface shall be cleaned with water jet with high pressure water pump spray of at least 100 kg/sq.m. and brushing/ rubbing with coir to remove all foreign materials etc before painting work. 2) The entire treatment shall stand guarantee for water tightness from external treated surfaces and for bone dry conditions for a period of Five (5) years .The guarantee shall be given on the regular format of the Department under Conditions of Contract. 3) Lower consumption less than as mentioned will be recovered @ Rs. 450/ltr4) Any leakages complaints received with a period of 5 years from the date of competion.The contractor shall employee sufficient labour and rectify the leakages immediately within 7 days of those of such complaint from EIC. |
| 91 | Over sand faced plastered / Form finished surfaces |
| 92 | Providing & Applying (Roller/ Brush applied) minimum 1.6 mm DFT, seamless elastomeric hydrophobic waterbased Polyurethane water proofing membrane for open to sky roof terrace surface of flexible dispersion treatment, UV resistant, chemical and thermal resistant, resistance to weathering, resistance to hydrostatic water pressure, optimum elongation & crack bridging ability, single component based, over existing surfaces (terraces, parapets) including surface preparation as per general notes, pure epoxy primer coat of Resin : Hardner (2.7 : 7.3), reinforcing geotextile membrane and multiple layers of PU chemical coat to cross-direction to each other, including removing of the existing waterproofing Layers/treatment till naked surface & disposing of all the debris outside DAE premises, all the operation, application including safety measures/ precautions shall be done as per the manufacturers specifications strictly and as directed by EIC, using any of the following waterproofing systems, such as 1) Smartcare PU Aqua of M/s Asian paints 2) Polyurea WPE of M/s Fosroc 3) Kemperol 1K of M/s Kemperol systems etc. The consumption of the waterproofing chemical such as Epoxy primer & 2 coats of PU Chemical shall be done as per manufacturer specification, failing which recovery shall be made as per decided by EIC. complete. all as directed by EIC (Note : All the waterproof materials batch got tested in the manufacturer's lab to confirm all the physical & chemical properties & submit the report of the same to EIC before dispatch at worksite). Physical & Chemical properties:Colour : WhiteWeight per Liter : 1.2 Kg/ Ltr As per ASTM CD 1475 Solids Content : 100 % Tensile strength : 1.5 N/mm2 (minimum) As per ASTM D 2370Elongation : 450 % (minimum) As per ASTM D 2370UV Resistant : Continuous 1000 hrs (min) as per ASTM D 4587Packaging : 20 LtrShelf Life of materials : To be having minimum six months to the expiry before use.Water Impermeability test : 0% at Minimum 72 hoursService temperature : -30°C to +90°COther parpameters such as Shore hardness, viscosity, density , Adhesion, etc. shall be as per manufacturer's recommendation.Over terrace slab, top of mumty, water tank and parapet, Chajja, canopy etc. at all levelsNote: - 1) The laying of memberance shall be got done through an applicator authorised by the manufacturer of the membrane. |
| 93 | (i) Over terrace slab, top of water tank and parapet etc. at all levels |
| 94 | Providing and laying first quality matt finished / anti skid ceramic tile in flooring and water repellant ceramic tile in dado/cladding of 6 mm minimum thickness or as per specification of approved manufacturer and conforming to IS:15622 and approved colour, shade, design, pattern in cement mortar bedding/ backing, close jointed and grouted with matching cement slurry to match the colour of the tiles, finished tolevel, line, slope and plumb including cutting of tiles, making openings /cutout if necessary, wastage and final cleaning of surfaces as required, curing etc. complete all as per drawings, specifications & as directed by Engineer in Charge. |
| 95 | In dado/ cladding of size 300 x 600mm/300 x 450mm or approved size with approved design/pattern water repellant ceramic tile laid over 12 mm thick cement mortar backing of (1:4), PVC corner beading/ nosing of approved quality and colour at the corner and edges of the tiles including finishing and embedding in the wall etc. complete all as directed by the Engineer- in-charge |
| 96 | Providing and fixing 0.5 mm (minimum) thickness GI CRCA sheet pre coated with high durable polyetser painted, at all floors, levels & locations, manufactured by approved manufactuter, the base metal shall be CRCA steel as per IS:513, having minimum yield strength of 240 MPa and minimum UTS of 280 MPa galvanized to 120 gsm zinc coating mass (total both sides) as per IS : 277, conforming to AS:35366 class 3 of Rustshield/ Corroshield, having approved colour, shade and profile, fixing the sheet using SS self tapping screws of suitable length @ 450 mm C/C (both ways as per availability of member) with drill machine including heavy quality bituminious / EPDM / neoprene washer, over structural steel members frame work over terrace including providing & fixing necessary ridges, gabels, valleys, gutters sections and including wastage, overlapps as per manufacturer's specifications, cutting, labour, scaffolding, machines, lifting, fixing etc complete all as per specifications, drawings and as directed by EIC. The total thickness of sheet, inclusive of all chemical treatment, primer and finished coats shall not be less than 0.50 mm. Mode of measurement: Actual area of roof coverings including ridges, eaves, gutter etc. after fixing shall be measured for payment. Corrugation, overlaps shall not be measured for payment. |
| 97 | Providing and laying 18 mm thk., heavy duty metallic topping for flooring in cement mortar 1:2, with 4 Kg / Sqmt ironite or equivalent over existing concrete bed and as per manufacturers specifications including levelling, curing, making grooves, finishing by manual/ mechanical of any type etc. complete as directed by Engineer In Charge. Please Enable Macros to View BoQ information |
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