SANTACRUZ ELECTRONIC EXPORT PROCESSING ZONES SPECIAL ECONOMIC ZONE MUMBAI has published Tender For Request For Bids For Proposed Terrace Waterproofing Terrace Loop Line And Sewerage Chambers Repairing Rework Of Seepz Staff Quarters C And D Type C1 C3 And C4 C6 And D2 Bungalow Located Seepz Andheri East Mumbai 400096. Submission Date for this Tender is 03-06-2023. Sewerage Construction Tenders in seepz Maharashtra. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | ENABLING SYSTEM: |
| 2 | SUPPLYING AND ERECTING SINGLE/DOUBLE BAMBOO SCAFFOLDING: Supplying and erecting single or double old or new bamboo scaffolding which will be in intact condition for the carryout the work as per siteconditions with required distance at inner as well as outer faces and horizontals and braces on the Building structure or any other places without any major puncher to wall surface etc. with support of nearest supporting elements of building part. including required safety precaytions like Jute Kantan & Safety Net and removal of scaffolding after completion of the work etc. all complete as per the direction of Consulting Engineer / in-charge. only one time payment of scaffolding will be made for the entire work execution. |
| 3 | REMOVAL OF EXISTING CEMENT PLASTER:- Removing the existing cement plaster of any thickness without causing dust nuisance and stacking the debris upto a distance of 50 metres or spreading in the compound and cleaning the site etc. complete. |
| 4 | CHIPPING LOOSE CONCRETE:- Chipping carefully the loose concrete of distressed member without damaging existing strong concrete by means of sharp chissle which should tempered regularly or high frequency low impact hammers used, cleaning the surface by water jet pressure pump at 4 to 5 kg/ sqcm pressure to remove chlorides and loose particles, air drying the surface etc. The work should be carried out with all the safety measures like helmet, safety belt and adequate labour insurance under the supervision of qualified supervisor. (The damaged area of member / concrete will be measured) etc. complete. |
| 5 | BREAKING OFWATERPROOFING : Removing existing Brick bat waterproofing treatment from terrace, chhajja, balcony, Tank Top, OHR Top & Lift Room Top etc. up to mother slab by mechanical as well as manual means and cleaning the surface for providing new specialized water proofing treatment etc. completeas per the direction of Consulting Engineer / in-charge |
| 6 | DISMANTLING BRICK:- Dismantling brick masonry in lime or cement mortar and stacking the materils as directed with all leads, lifts etc. |
| 7 | LOWERING & CARTING AWAYTHE DEBRIS: Lowering down the debris obtained from breaking and removing the cement plaster/waterproofing, RCC, etc. by any means without causing dust nuisance and damage to structure, stacking the same as and where directed including cleaning the site and carting away the same outside the building compound upto the municipal dump with required municipal permision & all lead and lift complete as per the direction of Consulting Engineer / in-charge. |
| 8 | SAFETY NYLON NET: Providing and erecting external safety net of opening 75x75mm in addition to vertical fisher net arrester on the first floor or vertically throughout to prevent debris falling while execution of work, to hold / absorb the debris stone impact, and during the entire period of work. The work should be carried out with all the safety measures like helmet, safety belt and adequate labour insurance under the supervision of qualified supervisor and removing after completion after complete work. etc. complete |
| 9 | ENABLING SYSTEM: |
| 10 | STRUCTURAL POLYMER REPAIR (UPTO 25mm THICKNESS) :- Applying Polymer Treatment as per the follwing process on indentified location. 1) Rust Remover Brushing with wire brush and removing all rust scales from rebars & washing with water as required and providing and applying Rust Remover on existing exposed reinforcement bars. 2) R.I. Coat Providing and applying Rust Inhibition Coat / system to exposed rebars & also new rebars complete. 3) Bond coat Providing and applying raw Polymer Bond Coat / system in ratio 1:1 Cement : Polymer to all exposed concrete surface and rebars prior to polymer treatment complete. 4) P.M.M. Providing and applying by handpack only Polymer modified mortar in ratio 1:5:15 (1 part by weight of polymer: 5 parts by weight of cement: 15 parts by weight of Quartz sand ( 50:50 Mideum and smallar size) up to 25 mm thickness all complete as per the direction of Consulting Engineer / in-charge. All the mixing should be done in mixing tray only and as per the weight ratio given of PMM. also mixed material to be used within 1 hour time. |
| 11 | MICRO CONCRETE:- Making up of distressed / loose / cracked / porous carbonated, loose part of concrete with fiberous micro concrete by Micron 1000 of Associated Chemicals or equivalent and repairing the damaged surface of concrete, fixing the form work / shuttering across the profile of damaged structural element, Micro concrete should be mixed homogeneouslsy Pour the free flow ready mix micro concrete mix with 5 L to 7 L of water in the form work OR as per manufacturer"s specifications to achieve dense solid mass. The Micro concrete shall be poured properly in slurry tight prefixed holding boards formwork, fixed properly in line, level and in the required size/shape and well-oiled etc. The air bubbles, if any shall be removed by tapping the boards and removing the same after 24 hours, curing the micro-concrete thoroughly for 14 Days etc. complete. The rate shall be inclusive of shuttering, strutting, curing, Bond Coat, etc. complete as per the direction of Consulting Engineer / in-charge. (Excluding cost reinforcement). |
| 12 | INJECTION NIPPLES:- Providing, drilling and fixing Nipples for pressure injection grouting of polymer cement & epoxy grout etc. all complete as per the direction of Consulting Engineer / in-charge. |
| 13 | INJECTION GROUTING:- Filling voids/honeycomb with high pressure injection grouting of Polymer Cement Grout (10% of Polymer by Weight of Cement) |
| 14 | PRO & FIX STEEL:- Providing, fabricating, welding & fixing steel reinforcement (Fe500) in existing damaged reinforcement in RCC as required dia of approved brand i.e. TATA/SAIL or equivalent. For column, beams & slab. Etc. including transporting the same to site, cutting, bending, tying at all heights and in all positions, providing concrete covers as required at any height etc. Rates to include MS/TS dowel pins /staple/shear pins including drilling holes in concrete and providing labour and materials for fixing the pins. Complete as per the direction of Consulting Engineer / in-charge. |
| 15 | EXTERNAL SAND FACE PLASTER :- Providing 25mm thick External Plastering in two coats, under layer 15mm thick with C.M. 1:4 finished with a top layer 10mm thick in C.M.1:5 including admixture with approved Water proofing admixture @ 2% by weight of cement used or as per manufacturer"s specifications, sieving of sand to required fineness, finishing, curing, etc. complete as per specifications, and as per the direction of Consulting Engineer / in-charge. |
| 16 | WATERPROOFING WORKS : |
| 17 | TERRACEWATERPROOFING: Providing and laying integral cement based waterproofing treatment to Terrace, Water Tank Top & Head Room Topupto 112 mm thickness including preparation of surface as required for treatment of roof, balconies, terraces etc. consisting of following operations: A) Cleaning the surface & making free from looses particles, filling the cracks on slab, applying waterproof chemical in two coats on the terrace slab as per the specifications of Manufacturer B) Laying brickbat coba using broken brick/brick bats 25mm to 100 mm size with cement mortar upto 50% 1:5 (1cement: 5 coarse sand) admixed with proprietary waterproofing compound conforming to IS: 2645 over 20mm thick layer of cement mortar mix 1:5 (1 cement 5 coarse sand) admixed with proprietary waterproofing compound conforming to to IS:2645 to required slope and treating similarly the adjoining wallsupto 300mm height including rounding of junction of walls and slabs. C) After two days of proper curing Providing & laying IPS in C.M 1:4 i/c roughening the surface to receive China Mosaic D) P/L china mosaic in CM 1:4 all complete i/c ponding the entire terrace for 07 daysetc. complete. as per the Direction Of Consulting Engineer / In-Charge.Guarantee against leakproofness on stamp paper of Rs. 100/- etc. complete. |
| 18 | WATER TANK INSIDE WATERPROOFING: Providing and applying a base coat comprising of 1 Kg Polydee-MC and 1 Kg fresh cement after wetting the surface followed by drying the surface for 2 days, apply primer coat of TP-40 and after drying, applying Polydee-11 two component (mixing ratio 2 A : 1 B) ) Antibacterial food grade coating inside drinking water tank in two coats with time interval of minimum 8 hrs. covering 7 years guarantee on Court Fee Stamp Paper of Rs. 100/- etc. complete. |
| 19 | WATER TANKTOP WATERPROOFING: Waterproofing Treatment to Water Tank Top by using Polymeric cementitious membrane of approved make & approved by Engineer in charge by replacing the existing waterproofing treatment. Break open the existing I.P.S. and brick bat coba of the Tank top slab to expose the bare slab. (If there are cracks on the bare slab open the crack in V Groove and fill it with P.M.M. and if there are lots of honeycombs and identified bad patches of concrete the same should be grouted by grouting procedures). Clean the entire surfacethoroughly and over this prepared surface, apply three coats of polymeric waterproofing coating having a breathable non toxic acrylic polymer liquid of approved make & approved by Engineer in charge, over this waterproofing treatment, provide and lay brick bat coba of average 112 mm thickness. |
| 20 | PLUMBING WORKS : PROVIDING AND FIXING CPVC LINE:- Removing the existing G.I. lines & Providing and fixingthe new G.I./CPVC pipes of approved brand with all temporary line & necessary fittings to terrace loop line and also down take lines, filling the joints with chemical, Cutting holes & making Good by Gabda filling etc.complete as per the direction of Consulting Engineer / in-charge. NOTE: Rate including the provision of temporary plumbing lines during the execution. |
| 21 | 40MM DIA CPVC PIPE: Providing, laying and fixing C.P.V.C. pipe of 40mm dia. with fittings such as bends,tees, reducers, clamps, etc. includingnecessary excavation, trench filling etc.complete. Including removing existingpipe line if necessary and conveying andstacking the same in premisesor as directed etc. complete. |
| 22 | 20mm DIA CPVC PIPE: Providing and laying in trenches 20mm dis. CPVC pipe including necessary excavation, fittings. Refilling trenches etc. complete. Including removing existing pipe line if necessary and conveying and stacking the same in Premises or as directed etc. complete. |
| 23 | PROVIDING AND FIXING NEW GATE VALVE :- Providing and fixing gun metal gate valve with C.I. wheel of approved brand i.e. Zoloto, neta, leader with all required fittings etc. complete as per the direction of consulting Engineer / in-charge. |
| 24 | GATE VALVE 40mm : Providing and fixing screw down for 40mm dia. wheeled stop tap of brass including necessary sockets/ union nut complete. |
| 25 | WALL PIECE: Providing and fixing new Wall Pieceof required sizes with all necessary fittings after removing the existing lines,filling the joints, providing PVC sleeves on top, cutting holes in external walls complete as per the direction of Consulting Engineer / in-charge. |
| 26 | G.I BRACKET : Providing and fixing G.I. Brackets as required size for PVC & UPVC pipes with U Boltcompleteas per the direction of Consulting Engineer / in-charge |
| 27 | REPLACEMENT OF CHAMBER COVER: Providing and fixing reinforced cement concrete cover of size 90 cm x 45 cm with frame over inspection chamber etc. complete. Heavy duty (225 Kilogram) |
| 28 | REPAIRING OF RECTANGULAR CHEMBER : Removing the Chamber Cover with frame & dismentaling the damaged part of Rectangular Chamber slab & wall make good the damaged area as required and refixing the cover and frame etc. complete as perthe direction of Consulting Engineer / in-charge. |
| 29 | CLEANING OF SEWER LINES: Cleaning of chocked sewer line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial desilting of manholes and dechocking of sewer lines. Dechocking and flushing of sewer line from one manhole to another by high pressure jetting system of 2200 PSI for sewer line etc. complete. |
| 30 | PAINTING WORKS : |
| 31 | EXTERIOR WEATHER SHIELD PAINT: Providing and applying two coats of exterior weather shield paint of approved manufacture and of approved colour to the plastered surfaces including cleaning ,preparing the plaster surface ,applying primer coat ,scaffolding if necessary, and watering the surface for two days etc complete.. |
| 32 | GENERALWORKS : |
| 33 | TEMPORARY MONSOON SHED FOR TERRACE: Providing and Erection oftemporary monsoon shed by the support of 02 side of bamboos and bullies horizontally and required supports of vertically including nails, rope and other necessary bracings as required for strength and stability of the temporary sheds and with 150 - 200 gsm HDPE or as required thickness of tarpaulin to sustain the rain / wind during the monsoon. After complete the waterproofing of the terrace remove the said temporary structure form the site location and carting away the same form the premises.The purpose is monsoon shed to carryout the terrace waterproofing work during the monsoon period. Mode of measurement actual covered shed area. |
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