The Institute Of Mathematical Sciences Tender

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including Scaffolding, pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. (a) Concrete of M30 grade with minimum cement content of 350 kg /cum All works above plinth level upto floor V level

Centering and shuttering including strutting, propping etc. and removal of form work for slabs, Beams and lintel sunshade etc,(any thickness) including removal of shuttering and props etc at all levels and all complete as per specification and as directed by the Engineer in charge.

Providing steel reinforcement for R.C.C. work including binding wire, cover block, straightening, cutting, bending, placing in position and binding all complete at all levels and all complete as per specification and as directed by the Engineer in charge. (a) Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing and constructing half brick masonry with non modular fly ash bricks of class designation 10, conformingio IS :12894, in super structure above plinth and upto floor V level. Cement mortar 1:4 (1 cement :4 coarse sand) including suitable scaffolding and racking out joints and providing and placing in position 2 Nos 8mm dia. M.S. bars at every third course of half brick masonry all complete as per specification and as directed by the Engineer in charge.

Providing and constructing brick work with clay flyash F.P.S. (non modular) brick of class designation 7.5 in superstructure up to floor five level in :Cement mortar 1:6 (1 cement : 6 coarse sand) including suitable scoffolding and racking out joints etc, and all complete as per specification and as directed by the Engineer in charge.

Boring, providing and installation bored cast-in-situ reinforced cement concrete piles of grade M-30 of specified diameter and length below the pile cap, to carry a safe working load not less than specified, excluding the cost of steel reinforcement but including the cost of boring with bentonite solution and temporary casing of appropriate length for setting out and removal of same and the length of the pile to be embedded in the pile cap etc. by percussion drilling using Direct mud circulation (DMC) or Bailer and chisel technique by tripod and mechanical Winch Machine all complete, including removal of excavated earth with all its lifts and leads (length of pile for payment shall be measured up to bottom of pile cap). (a) 450mm dia pile.

Providing and fixing stainless steel ( Grade 304) railing made of Hollow pipes/tubes, channels, plates etc., including scaffolding, welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners , stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in- charge,

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge.

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge.

Integrity testing of Pile using Low Strain/ Sonic Integrity Test/ Sonic Echo Test method in accordance with IS 14893 including surface preparation of pile top by removing soil, mud, dust & chipping lean concrete lumps etc. and use of computerised equipment and high skill trained personal for conducting the test & submission of results, all complete as per direction of Engineer-in-charge.

Providing and laying antiskid rectified Glazed Ceramic floor tiles of size 300x300 mm or more (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make, in laid on 20 mm thick cement mortar 1:4 (1 Cement: 4 Coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joints with white cement and matching pigments etc., complete. (Location : Ramp)

Providing, hoisting, and fixing above plinth level up to floor third level precast reinforced cement concrete spiral staircase steps in the spiral staircase, in reinforced cement concrete of 1:1.5:3, using 20mm and below machine crushed graded stone aggregate including weigh batching, mechanical mixing, casting, vibrating, finishing of exposed faces, curing, necessary formwork & steel reinforcement, transporting and placing at all lifts, including the cost of required centering, shuttering, scaffolding, etc and all complete as per drawing and as directed by the Engineer in charge.

Providing and laying 60mm thick factory made cement concrete paver block of approved shape and colour of M -30 grade made of C&D waste by block making machine with vibratory compaction laid in required pattern and including over 50mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge.

Providing plastering to the internal / External surfaces of brickwork/concrete at all elevations in cement mortar 1:4, 12mm thick including hacking of concrete surfaces with pointed tool, scaffolding, finishing, curing, forming grooves wherever necessary, all as per specifications and as directed by the Engineer in charge

Supply and painting the walls with 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives all as per specifications and as directed by the Engineer in charge (Two or more coats applied @ 1.43 litre/ 10sqm. Over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm.

Providing 6mm fillet welding in rebars using welding rods (7018) including rubbing the existing old rebars and cleaning, scaffolding, using welding machine, labor charge, tools and tackles etc, As specified all complete as per the drawing and specification and as directed by the Engineer in charge.