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| 1 | I:EARTHWORK : |
| 2 | Earth work excavation in foundations in all soils other than soft and hard rock upto the depths specified below including dewatering if necessary, dressing the bottom to required levels, back filling around foundations and in plinth with selected excavated earth in layers not exceeding 250 mm, levelling, consolidating, watering and disposing the surplus excavated materials within NFC premises, complete as directed. |
| 3 | a) Upto 1.50 m depth from average ground level. |
| 4 | b) From 1.50 m to 3.00 m depth from average ground level. |
| 5 | Earthwork excavation in foundation in soft rock upto the depths specified below including dewatering if necessary, dressing the bottom to required levels, back filling with approved excavated earth in layers not exceeding 250 mm, levelling, watering, consolidating, disposing the surplus excavated materials within NFC premises, complete as directed. |
| 6 | a) Upto 1.50 m depth from average ground level. |
| 7 | b) From 1.50 m to 3.00 m depth from average ground level. |
| 8 | Excavation in foundation, wedging in hard rock/boulders by chiseling, wedging or any other agreed method upto the depths specified below including dewatering if necessary, dressing the bottom to required levels, filling extra cut pockets with cement concrete 1:4:8 using 20 mm coarse aggregate at no extra cost to the Department, stacking useful stone, disposing the surplus excavated materials within NFC premises, complete as directed. |
| 9 | a) Upto 1.50 m depth from average ground level. |
| 10 | b) From 1.50 m to 3.00 m depth from average ground level. |
| 11 | II: CONCRETE (PLAIN AND REINFORCED) : |
| 12 | Plain Cement Concrete (P.C.C) 1:3:6 by insitu mixing using Weigh Batching or RMC using Ordinary Portland Cement(OPC) conforming to IS 269 or Portland PozzolanaCement (PPC) conforming to IS 1489 Part-1 with Minimum Cementitious Content not less than 250 Kg/Cum(M/s. ACC,Ultra Tech, Ambuja, Birla make)with crushed stone sand and graded stone aggregates of 20mm maximum size at all depths/heights below/above plinth level including consolidation, finishing smooth/broom finish as applicable, curing, etc.,but excluding Formwork, complete as specified and directed. |
| 13 | Reinforced Cement Concrete by insitu mixing using Weigh Batching or approved RMC of Grade M - 30 (Minimum Cementitious Content not less than 390 Kg/Cum) up to specified level using using Portland PozzolanaCement (PPC) conforming to IS 1489 Part-1 (M/s. ACC,Ultra Tech, Ambuja, Birla make) with crushed stone sand and graded stone aggregates of 20mm maximum size including mixing superplasticizer of brand M/s. FOSROC ,SIKA,BASF,CICO in proportion as per Manufacturer\"s Specifications, Pumping / Lifting of concrete to the required heights, Concrete laid to properlevel, profile and slope, placing concrete, consolidation, finishing,curing, etc.,but excluding Formwork and reinforcement as specified and directed. |
| 14 | Reinforced Cement Concrete by insitu mixing using Weigh Batching or approved RMC of Grade M - 20 (Minimum Cementitious Content not less than 320 Kg/Cum) up to specified level using using Ordinary Portland Cement(OPC) conforming to IS 269 or Portland PozzolanaCement (PPC) conforming to IS 1489 Part-1 (M/s. ACC,Ultra Tech, Ambuja, Birla make) with crushed stone sand and graded stone aggregates of 20mm maximum size including mixing superplasticizer of brand M/s. FOSROC ,SIKA,BASF,CICO in proportion as per Manufacturer\"s Specifications, Pumping / Lifting of concrete to the required heights, Concrete laid to properlevel, profile and slope, placing concrete, consolidation, finishing,curing, etc.,but excluding Formwork and reinforcement as specified and directed. |
| 15 | III:FORM WORK: |
| 16 | Providing centering and shuttering using good quality densified film-faced Plywood of at least 12mm thick approved make conforming to IS 4990including strutting, propping, staging made out of steel frames/H-frames/ Mild Steel (MS) Pipes/Cup and Lock System etc., and removal of the sameas required including chamfers, splays, keys, wedges, nails, bracings, brackets andapplying One (1) coat of shuttering oil (Cemol/Fosroc make/any other ) on all shuttering surfaces coming in contact with concrete,including PVC cover blocks etc., if required, for insitu Reinforced Concrete and in Plain Cement Concrete works etc., complete as specified and directed.NOTE:The Formwork shall be designed and got approved from the Design Section before erection |
| 17 | For all structures below and above plinth level |
| 18 | IV: REINFORCEMENT AND STRUCTURAL STEEL: |
| 19 | Supply, fabrication and erection of Reinforcement barsfor Reinforced cement concrete items at and at all depths and heights below and above plinth level Thermo-Mechanically Treated bars of grade Fe-500D or more conforming to IS 1786of Tata, Vizag steel, Sail, JSW, JSPL make, including transport to site, loading and unloading, making fan hooks of required shape, dowels for bonding masonry, transporting steel to site, decoiling, removing of scales, straightening, cutting, bending, fixing bars with chairs, space bars wherever required, in position with two strings of 18 gauge soft drawn annealed MS binding wire inclusive of its supply etc., complete as specified and as per direction of Engineer- in-Charge. |
| 20 | Supply, Fabrication and erection of Structural Steel work using rolled steel joists, angles, channels, plates in built up sections, Trusses (Complete Truss system consisting of Trusses, Purlins, Bracings, Gusset Plates, Base Plates etc.,) and framed work, including cutting, hoisting, fixing of M/s. Tata, Vizag Steel, JSW, SAIL of strength not less than Grade E 250 IS-2062:2011 including providing Bolts and Nuts and other accessories wherever required, arc welding with electrodes conforming to IS 814 of make Advani, D&H, Philips, surface preparation by cleaning with wire brush painting with 2 (Two) coats of synthetic enamel paint over One (1) coat of Zinc Chromate primer of make M/s. Asian Paints, Johnson and Nicklson, Berger, Nerolac, etc., complete as specified and directed.NOTE: The bolts used shall conform to A325 ASTM standardsto 8.8 designation High tensile bolts conforming to IS: 3757. All the Bolts, Nuts and Washers shall be Cadmium Coated. |
| 21 | a). With structural steel sections like Channels, Angles, etc., |
| 22 | b).With plain and chequred plates. |
| 23 | Supply, Fabrication and erection of Structural Steel work using Square Hollow Sections/Rectangular Hollow Sections/Steel Tubes conforming to IS 4923/ IS 1161 for Trusses/Fencing/ Sliding Gates (Complete Truss system consisting of Trusses, Purlins, Bracings, Gusset Plates, Base Plates etc.,) and framed work, including cutting, hoisting, fixing of M/s. Tata, Vizag Steel, JSW, Appollo, SAIL of strength not less than Grade E 250 IS-2062:2011 including providing Bolts and Nuts and other accessories wherever required, arc welding with electrodes conforming to IS 814 of make Advani, D&H, Philips, surface preparation by cleaning with wire brush painting painting with 2 (Two) coats of synthetic enamel paint over One (1) coat of Zinc Chromate primer of make M/s. Asian Paints, Johnson and Nicklson, Berger, Nerolac, etc., complete as specified and directed.NOTE: The bolts used shall conform to A325 ASTM standardsto 8.8 designation High tensile bolts conforming to IS: 3757. All the Bolts, Nuts and Washers shall be Cadmium Coated. |
| 24 | V:BRICK MASONRY: |
| 25 | Brick work as per IS 2212 using fly ashbricks conforming to IS 12894 of Class Designation 7.5 and aboveas specified at height/depth mentioned below with cement mortar 1:6{1 cement(M/s. ACC, Ultra Tech, Raasi, Birla, Coromandal, M/s. Andhra Cement Ltd.): 6 crushed coarse Sand (conforming to IS 2116)} including raking out joints, curing, scaffolding etc., complete as specified and directed. |
| 26 | For all heights and depths |
| 27 | Providing and laying of high alumina bricks (CUMILOX101 HF or equivalent)having maximum hot face temp of 1870 degree Centigrade and min 99.0% alumina (Al2O3) laid with mortar Cumibond LA 102 XL or equiavalent complete as specified and directed as per manufcatuer\"s specification. |
| 28 | VI: STONE MASONRY: |
| 29 | Random rubble stone masonry using approved local stones in foundations and plinth at and at all depths below plinth level in cement mortar 1:6 including scaffolding, bond stones, raking out joints or simultaneous flush pointing with the same mortar for the faces covered with earth, curing, etc., complete as directed for wall foundation, septic tank, fencing dwarf wall. |
| 30 | VII: FLOORING: |
| 31 | Construction of Granular sub-base by providing HBG material conforming to Grading-ii of MoRTH Table 400-1 including cost, (excluding seigniorage) charges and conveyance of all materials to work site and spreading in uniform layers with motor grader or by approved means, on prepared surface mixing by mix in place method with Rotavator/approved means at OMC and compacting with vibratory roller of 8 to 10 Tons Capacity/approve means to achieve the desired density etc., complete for finished item of work as per MoRTH Specification 401(5th revision and as directed by Engineer-in- Charge. Note: ( Payment will be made based on levels for finished item of work). |
| 32 | Providing & fixing following double charged/ full body vitrified tiles of 8-10mm thickness conforming to IS 15622 for flooring ( thickness as specified by manufacturer) of make Johnson, Somani, Kazariaof required shade, design, colour and pattern laid on 20 mm thick cement mortar 1:4 (1 cement (M/s. ACC, Ultra Tech, Raasi, Birla, Coromandal, M/s. Andhra Cement Ltd.): 4 coarse sand) jointing with grey cement slurry @3.3 kg/sqm including grouting the joints with groutmatching pigments etc. The tiles must be cut with the zero chipping diamond cutter only. Laying of tiles will be done with the notch trowel, plier, wedge, clips of required thickness, leveling system and rubber mallet for placing the tiles gently and easily. |
| 33 | a) Glazed Vitrified Tile Matt/Anti-skid/Rustic finish of size 600 X 600 |
| 34 | b) In skirtings using Glazed Vitrified Tile Matt/Anti-skid/Rustic finish of size 600 X 600 over 15 mm thick backing coat. |
| 35 | VIII:PLASTERINGANDPOINTING: |
| 36 | Cement plastering 15 mm thick for internal walls in cement morar 1:4 {1 cement(M/s. ACC, Ultra Tech, Raasi, Birla, Coromandal, M/s. Andhra Cement Ltd.): 4 River Sand (conforming to IS 1542)} fininshed smooth at all height above plinth level over brick walls or concrete surface including making necessary grooves in between junctions or brick masonary and RCC and also other places wherever required over brick walls or concrete surface preparation of surface, steel/tubular scaffolding curing etc., complete as specified and directed |
| 37 | Cement plastering 20mm thick in Two (2) coats over exterior masonry and concrete surfaces at and at all heights/depths above/below plinth levelwith 12mm thick base coat in Cement Mortar 1:4{1 cement(M/s. ACC, Ultra Tech, Raasi, Birla, Coromandal, M/s. Andhra Cement Ltd.): 4 River Sand (conforming to IS 1542)}, 8mm thick finishing coat in Cement Mortar1:3{1 cement(M/s. ACC, Ultra Tech, Raasi, Birla, Coromandal, M/s. Andhra Cement Ltd., KCP): 3 River Sand (conforming to IS 1542)}, final rendering including addition of approved integrated waterproofing compound @ 2% by weight of cementor as per manufacturer’s Specifications for the base coatof make M/s. Fosroc/Demech/ Huntsman/ Pidilite/ SIKA Qualcrete / MBT/Sunanda Chemicals, including making necessary grooves, bands, drip moulds, etc., as required, double steel/tubular scaffolding wherever necessary,curing, etc., complete as specified and directed. |
| 38 | Providing and applying 20mm thick waterproofing plastering to the concrete and masonry surfaces, with cement mortar ofratio cement mortar 1:3 (1 cement : 3 screened river sand) mixed uniformly by machine with approved polypropylene fibres and mixing of approved water proof compound as per recommendations of the approved manufacturer or as directed, including raking out joints, hacking concrete surfaces and applying with approved chemical bonding agent, preparing junctions of concrete / masonry by neat cleaning, grouting with non-shrink mortar etc., at all heights and depths, leads and lifts, curing, etc. complete as directed by Engineer-in-charge. |
| 39 | WATERPROOFING |
| 40 | Providing cement based waterproofing treatment to new terraces an average thickness of 110 mm (minimum 65 mm thick at outlets) in cement mortar not leaner than 1:4 including cleaning the concrete surfaces, giving injections to the top slab as required with cement and approved waterproofing compound solution to fill up all inherent holes, voids, honey-combs, etc., in the concrete slab, setting brick bat coba in waterproof mortar with necessary gradient for easy flow of water and continue the treatment along the inner faces of parapet or other adjoining wall upto a height of 300 mm in the shape of Vatas, finally treating the top surface and Vatas with waterproof plaster finished smooth with trowel in cement colour with false markings of 300 mm squares etc., generally as indicated in drawings and as per manufacturers specifications and enclosed specifications whichever is superior as directed. 1)The treatment shall be tested by ponding water for a period of 10 days. If due to location of rain water pipes the average thickness of treatment exceeds 110 mm for easy flow of water the extra brickbat coba will be paid as extra item and the rate for the same to be got approved from the Department before execution2) The waterproofing treatment is to be guaranteed for bone-dry condition for a period of 10 years in the prescribed proforma.3) The measurement for payment shall be the entire area of terrace covered by the treatment measured between brick/concrete parapets without plaster and the area of vatas calculated by taking the length of vatas and the height above the finished level of the terrace. |
| 41 | Providing cement based waterproofing treatment to the inside surface of water tank/sumps by giving injections to concrete bottom slab and walls as required with cement and approved waterproofing compound splution tp fill up all inherent holes, voids, honey-combs etc., in concrete and treating the floor and walls with waterproof motar as per specifications of speciallised waterproofing agencies, finishing smooth with trowol in cement colour and testing of water tank by filling up with water as per specifications ect., the thickness of treatment on the floor will be about 50mm and on the walls about 20mm.Note:The water proofing treatment is to be GUARANTEED for bone dry condition for a period of 10 YEARS, the measurement for payment shall be the actual area covered by the treatment, the rate shall be inclusive of testing of tank for watertightness. |
| 42 | IX.PAINTING: |
| 43 | Distempering with two finishing coats of synthetic oil bound washable distemper of Asian, Pidilite, Johnson & Nicklson, Nerolac, berger brand, manufacture and shade over onecoat of approved cement primer at all heights above plinth level including preparing the surfaces, filling with approved putty wherever required, steel/tubular scaffolding and cleaning etc., complete and as specified and directed over plastered surfaces. |
| 44 | Painting exterior walls on plaster with two coats of antifungus and acrylic emulsion paint of exterior quality having 100% acrylic Asian Paint Ultima Protek/Dulux Professional weathershield flex or any other approved brand and shade including preparing surfaces filling cracks with external crack filler of Birla or any approved equivalent, applying one coat of approved primer as per manufacturers specification, filling cracks or wherever required for external filler, curing, scaffolding, cleaning, etc., complete. |
| 45 | Providing & applying white cement based putty in two coats of average thickness of 1mm of approved brand and manufacturer over the plastered wall including preparation of surface complete as specified and directed |
| 46 | XI: DOORS & WINDOWS: |
| 47 | MS door frames and shuttersetc using angles, flats, plates, sheets etc at all levels below/above ground level including supplying steel sections/plate conforming to relevant BIS as per drawings, made up using sections of make(Vizagsteel/Tata/SAIL/Zindal/Saritha/Abhishek make), transporting, cutting, fabricating using welding/bolts, weldrods(D&H, ADVANI, Esaab) including supplying and fixing all iron mongery fittings and fixtures like , Hinges, Tower bolts, Aldrops, locking arrangements, Handles, lugs forframeerecting, fixing in position in concrete 1:2:4 and painting with one coat of approved red oxide zinc chromate primer and two coats of Synthetic enamel paint (Asian Paint, Berger, Johnson And Nickelson, Pedilite, Nerolac) of approved shade for all exposed surfaces, cleaning the sections/plate by complete as directed by Engineer-in-charge. |
| 48 | Fabrication, supplying and fixing of standard steel windows Side hing/fixed/ventilatirs generally conforming IS 1038 fabricated out of Indian standard rolled steel window sections conforming IS 7452 with all joints flush butt welding for all joints or any other process which shall fulfill the requirement of welded joints as given to para 6.1.1 of IS –1038 as agreed and approved by department. Fixing suitable and approved heavy type lugs, hinges, pegstays for shutters, handle for operation and closing arrangement locking brackets, wherever required making slots, cone nuts, fixing in position with necessary lugs/plugs and screwspainting with one shop coat of approval red oxide Zinc Chromate primer and two coats of synthetic enamel paint etc., complete generally as shown in drawings specifications and as directed by Engineer-in-Charge for Fixed or side hung per both combonaton. Note; Glass for windows will be paid separately under relevant item. |
| 49 | Providing and fixing glazing with 4 mm thick plain glass of approved quality (Atul, Modiguard, Triveni, Hindustan Pilkington) including PVC lining as per the drawing and as directed for window shutters and ventilators. |
| 50 | XIII:FIRE HYDRANT LINE: |
| 51 | Supplying, fabricatingerecting/fixing in position either inside plant building/ in yard,atall elevations generally as indicated in the relevant drawings, using MS Carbon steel seamless pipes conforming to ASTM A 106 Gr.B & Dimensions conforming to ANSI B36.10, Schedule-40 and other suitable fittings/sockets/MSflanges confirming to BS table - 10 F /IS:6392/ANSI B16.5, 150 lbs with 3mm thk neoprene gaskets of suitable grade, fastened using suitbale bolt, nut and washers,as directed. Piping to be supported with suitable clamps on MS structural frame work. Painting of 2 coats synthetic enamel paint over one coat of zinc chromate red oxide primer andtesting at required test pressure, flushing and commissioningincluding cost of all consumables,labour, etc., complete as directed. (1) The contractor has to submit valid material test certificates for the pipes. (2) The contractor has to test the pipe material at MSME lab and has to submit the test report before commencing the work (3) The pipe has to be tested hydraulically at min pressure of 14 kg/sq.cm. |
| 52 | a),80NB |
| 53 | b).200NB |
| 54 | Coating and wrapping of the pipe lines (including fittings) consisting of one coat each of coal tar primer and enamel, cold wrap of impregnated fibre glass, of suitable width, of PIPEKOTE or Rustfree make, including thermofusioning of polyethelene layer of coat using thermo torch, seal coating, overlapping not less than 25mm, testing of coating by holiday testing conforming to IS 10221, cleaning pipes etc., complete and total thickness of coat not less than 4 mm, complete as directed and specified. |
| 55 | Providing and fixing best Indian make C.I. GATE/SLUICE VALVES with flanged ends manufactured by M/s. Kirlosker, Leader, Audco, conforming to IS: 14846 Latest Edition , for water pipes, making necessary flanged joints providing and welding to pipe the matching companion flanges conforming to table E ,BS-10, providing all jointing materials like bends, elbow, tee, flanges, gaskets, bolts, nuts etc., testing the valves and joints for 10 Kg/cm2 pressure with clean and potable water with a minimum testing duration of two hours etc., complete as specified and directed. |
| 56 | 80NB |
| 57 | 200NB |
| 58 | SS Fire Hydrant valve( landing valave) of 63 NB of bearing and conforming to IS 5290, of SS 304, of Harihant Engrs, Priyanka Ind, Vimco, AAG make fixing valave to companion flange using 3mm thick AC gasket, bolts and nuts complte as directed. |
| 59 | Providing and fixing Fire hose cabinet of 750 x 600 x 250 mm made out of 18guage MS sheet, standard design and pattern , 3mm thick glass panes, with lockable shutters, lock and key, cabinate to accommodate 2 nos of fire hoses and one nozzels including supplying 2 nos of RRL fire hoses of 15m length each with SS 304 couplings on either side, one SS nozzle of 300mm length bore 20mmm bearing and conforming to IS 903 complete as directed. |
| 60 | XIV: MISCELLANEOUSITEMS : |
| 61 | Supplying, lowering and laying 300 mm nominal bore, RCC SPUN PIPES (Class NP4) conforming to IS:458 with necessary collars, laid to correct grade and levels at and at all depths below ground level including cutting to lengths, jointing with hemp yarn and cement mortar 1:1, caulking the joints, finishing, curing, etc., complete as specified and directed. |
| 62 | Supplying and fixing of pair of wheels of size 5 inches to the MS sliding gates |
| 63 | Sypplying and fixing of 4-Nylon rollers set with brackets |
| 64 | Supplying and fixing of Electromechanical DC Brushless Sliding gate motor of Roger Technology (BG30/1604) make or equivalent with built in digital controller, magnetic limit switch, digital native encoder, suitable for super intensive use for sliding gates weighing upto 1600 KG, remote & reciever, push button along with pair of photo cell sensors and alarm lamp, as directed by Engineer-in-charge. Note: Supplying and laying of cable including any accessories required for installing push button upto the control room , any excavation and concreting or other miscellaneous works required for fixing of itemshall be included in the cost. |
| 65 | Providing and applying 40mm dia hole and 1.5 meter depth rock anchoring work with non-shrinkable grouting material including labour all complete as per drawing or as per E.I.C direction. |
