Bhabha Atomic Research Centre Tender

Providing and laying in position cement concrete of 1:3:6 (1cement, 3crushed sand, 6graded stone aggregate of maximum size 20mm)/M:10 with minimum cement content 220 Kg/CuM including consolidation, finishing, curing etc. complete as per specification sand drawings but excluding the cost of Formwork shuttering, centering Complete at all levels.

Providing Structural steel work in M.S Plain Plates and chequrred Plates for Embedded Parts, Trench Covers, Connection plates etc.including cutting, hoisting, fixing in position and applying a priming coat of approved zinc chromate steel primer etc.including cost of structural steel Plates, welding all labour charges etc. complete as per drawings and specifications.

Using materials produced confirming to IS:2062 only. All test reports to be provided along with the supply of the materials. Notes : '(1) Welding weights, connections, bolts and nuts, anchor bolts shall not be measured for payment, but the cost of which shall be deemed to have been included in the rate. '(2) All holes will be made by drilling only. Gas cutting of holes will not be permitted. (3) Edges of plates shall be grinded to uniform smooth finish. '(4) Full length welding shall be carried out as directed by the EIC. Note : Tentative/suggested make for the guidance of the bidder (s) : M/s. ADOR, ESAB, Indian Oxygen and D&H SECHERON or approved equivalent make - Welding Electrodes.

Providing Structural steel work using angles, channels, joists and other sections, welded and / or bolted in built up sections for trusses , structural steel floors, frame works, monorails and other structures including supplying, cutting, welding, fabricating, hoisting, fixing in position, applying a priming coat of approved steel primer etc. complete all as per specifications, drawings and as directed by the Engineer in charge.

Up to and including 300 mm Joists, 350 mm channels and below sections using materials producedconfirming to IS:2062. All test reports to be provided along with the supply of the materials Notes : '(1) Welding weights, connections, bolts and nuts, anchor bolts shall not be measured for payment, but the cost of which shall be deemed to have been included in the rate. '(2) All holes will be made by drilling only. Gas cutting of holes will not be permitted. (3) Edges of plates shall be grinded to uniform smooth finish. '(4) Full length welding shall be carried out as directed by the EIC. Note : Tentative/suggested make for the guidance of the bidder (s) : M/s. ADOR, ESAB, Indian Oxygen and D&H SECHERON or approved equivalent make - Welding Electrodes.

Providing and Painting with Epoxy PU paint using 2 coats of (120 Micron dry film thickness) Epoxy PU high build coating as finishing coat over a priming coat of High Build primer of 50 micron thickness over steel surfaces at all locations prepared and applied as per manufacturer' specifications including preparation of surface by cleaning with wire brush and rubbing, scraping , applying sand paper , making free of Rust, dust, dirt etc. filling the holes, joint, cracks if any using epoxy putty complete. all as per manufacturers technical data and as directed at site to achieve minimum overall dry Film thickness of 170 micron (50 Micron primer Coat + 120 micron finishing Coat). On STEEL surfaces Note : Tentative/suggested make for the guidance of the bidder (s) : M/s. EPILUX-13 High Build primer or approved equivalent make

Supplying man power along with necessary pans, spades, shovels pickaxe, punjas, ropes, small special spade, raincoats, safety shoes, etc. minimum two number of labour per day upto maximum any number of labour as and when decided by Project Engineer to work for eight hours per day or monsoon period to carry out the cleaning of choked drains grating grills/hume pipes /footpath by removing the dry leaves, silt etc. and also carry out seasonable departmental work allotted by Project Engineer from time to time.

Providing Structural repairs in old damaged concrete structures / surfaces with approved Polymer with following operations 1) Removal of loose/Spalled or damaged concrete by chipping and cleaning the concrete surface and reinforcement steel with wire brush and with water 2) Cleaning the re bars with Acetone for complete rust removal and washing with water to make the surface clean. 3) Applying protective coat / bond coat using polymer and cement in the proportion of 1; 1.5 (1 part of polymer and 1.5 parts of cement in synthetic enamal paint like consistancy with brush 4) Reinstate the area with polymer modified mortar in layers of maximum 20 mm with the proportion of Cement 50 Kg : washed and dried river sand 87.50 kg ; silica sand 37.50 Kg. mixed with 10 litres of Polymer (or 1 Kg cement : 1.75 kg washed and dried river sand ; 0.75 Kg silica sand : 200 ml polymer) 5) If thickness of repair exceeds 20mm , after every 20 mm thick repair, bond coat as per 2 above to be applied and further thick of repair to be continued for each layer. This work is inclusive of all materials, labour, complete all as directed at site using approved polymer suitable for structural repair shall be used) Note: Scaffolding will be paid separately under relevant item

Providing, laying , jointing, fixing and testing heavy quality (ISI Marked C-Class) Galvanised Iron pipes and ISI marked fittings like, tees, elbows, bends, unions, nipples,reducers etc. as required for the work, including testing the pipes and fittings for 10.00 Kg / Sq.Cm hydralic pressure with a minimum period of two hours duration with clean water, including cutting , threading, jointing with hemp yarn, white lead, jointing teflon tape, chasing walls and making good by filling with concrete 1:3:6, complete all as per specifications and drawings, including two coats of anti corrosive bitumastic paint, all as directed by the Engineer-in-charge. Pipes with ISI marked 'C' -Class heavy quality pipes of approved make.

50 mm dia G.I pipe

80 mm dia G.I pipe

100 mm dia G.I pipe

Providing & fixing in position heavy pattern screw down gun metal gate valve with handles and wheels of approved make including testing for 10Kg/cm2 pressure with clean and potable water with a minimum testing duration of two hours etc.as per specification and as directed by the Engineer-in-charge

50 mm n.b

80 mm n.b

100 mm n.b

Providing and laying in position Reinforced Cement Concrete (RCC) of grade M-30 using 20mm maximum size aggregates and crushed sand of approved quality including admixtures of approved brand and quality (plasticiser or super plasticiser) if required, including weigh batching, mechanical mixing, transporting, placing, vibrating, consolidation, finishing, curing etc. complete but excluding the cost of centering, shuttering and reinforcement complete as per specifications up to Plinth Level.

Providing Reinforcement Steel for reinforced cement concrete at all levels including supplying, preparation of bar bending schedules, cutting, bending, transporting, fixing, tieing in position with PVC coated G.I binding wire, all labour charges, cost of cover blocks in specified grade of concrete etc. complete as per specifications and drawings Using TMT Bars of all grades of all size bars confirming to IS:1786 only.

Providing, centering, shuttering Form work using steel plates, timber planks for all types of structures including necessary strutting, proping, staging, supports, bracings etc. and deshuttering the same after the specified time all as per drawings, specifications and as directed by the Engineer-in-charge at all levels for super structure.

Providing and fixing at all levels MS bolts including nuts and washers of approved size, quality and make as per requirements and as per specifications, drawings complete all as directed at site by the Engineer in charge

Providing and Fixing SMC Panel water storage Tank of approved manufactured as per lS 14399 made out of Hot Pressed Moulded Sheet Moulding Compound (SMC) panels of size 1mx1m and 1mx0.5m as per site requirement at required elevation. All the flanges of the panels should have 10 nos of holes for fastening and joining the panels to one another. Manhole should be provided on the roof of the tank with proper locking arrangement with cover of dia 600mm. Panel should withstand hydrostatic pressure of at least 4 times the working load and should be provided with hot dip galvanized nut, bolts / washer and special sealant having excellent UV resistance as well as suitable for potable water. The roof should be supported with pvc pipe of 110mm dia at every 1m interval. The tank should have ladders inside and outside, provision of inlet, outlet, overflow / drain and fixing necessary Nozzles / Flanges provided with tanks are of G.I. and Qty. is 1 each for Inlet /Outlet/Overflow 50mmNB & 100mm NB for Outlet required length as per site conditions with double check nuts, washers etc. complete job as per the directions of engineer-in-charge .

ISI Mark Prefabricated SMC Panel Tank in the size of 5mt x 1.5mt x 2mt having 15 KL Capacity (15,000 Litre) including Installation of tank

ISI Mark Prefabricated SMC Panel Tank in the size of 4mt x 1mt x 2mt having 8KL Capacity (8,000 Litre) including Installation of tank

Carrying out circular holes of the following diameter in RCC slab at various levels / Structures using nonvibrational core drilling machine attached with circular diamond cutting core belt as required at site and as per instructions of Engineer-In-Charge including all materials, labour, consumable, tools and tackles with safety precaution etc. complete. Core cutting in RCC beyond 50 mm up to and including 100 mm Dia

Providing and fixing expansion hold fasteners meeting all the technical specifications as per relevant codes and standards in CC / RCC surface backing including drilling necessary holes and the cost of bolt etc. complete. M12x115 40/20 Note : Tentative/suggested make for the guidance of the bidder (s) : M/s. HILTI -HST3-R M12x115 40/20 or approved equivalent make