Kerala Water Authority Tender

GST @ 12% of bill amount will be paid additionally.

Appendix-1-Construction of GL Tank, Pump House, roof covering and Laying pumping main and distribution lines.

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with: cement mortar 1:6 (1cement : 6 coarse sand)

Drilling holes in hard rock 100 cm depth and 100 cm C/C using 12 m.m dia tore steel including hire charges of air compressor,cost of cement, steel, labour charges etc complete as per the direction of departmental officers.

Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade:Two or more coats on new work

Supplying and fixing 50mm CI wall casting pipe

Supplying and fixing CI man hole cover 60x60 /nearest size as per the direction of departmental officers.

Fabricating and providing ladder using 50 m.m GI (m) pipe for vertival 2 nosplacing apart 50 cm and 25 m.m GI (M) pipe 50 cm length for horizontal pieces 30 cm apart including cutting the GI pipe required lengths and welding in proper line and level and fixing in proper alignment and providing concrete bat required portion for firmly fixing including the cost of all materials , fitting charges , two coat of paiting etc complete but nexcluding the cost of concrete.

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. up tot floor five level excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3( 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Providing ventilation facilities using 63 m.m PVC pipe(10 kg) required length and connecting ,63x63x63 m.m PVC Tee and specials including cost of materials and labour charges for cutting and placing in position

Centering and shuttering including strutting, propping etc. and removal of form work for:Columns, piers, abutments, pillars, posts and struts

Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelMild steel and Medium Tensile steel bars

Supplying and fixing CI /DI wall casting pipe of size 80 m.m for distribution, scour,over flow pipes including cost and conveynace of wall casting pipe ,labour charges for fixing etc complete as per the direction of departmental officers.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:1:5:3 (1 cement 1.5 coarse sand :3 graded stone aggregate 20 mm nominal size

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in: CM 1:6

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

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Engaging Coolie - Engaging man mazdoor for filling the basement of pump house with dismantled materials.

Supplying 80 m.m MS flange/MS Plate

Supplying and fixing Anjili / jack wood Fully panelled door of size 210x110cm with frame size 12.5x 7.5 cm and fully glazed window of size 100*150 CM shutter with frame (10*7 cm size), fixing shutter( 35mm thick) providing 12mm dia MS bar ( 10CM spacing), 4 nos of hooks and eyes fixing the window frame in wall with hold fast embedded in cement concrete ,painting the rear side of the window frame with coal tar two coats, and iron materials with priming coat an painting of window etc complete as directed by the dept. officers

Supplying and fixing CI /DI wall casting pipe of size 100 m.m for distribution, scour,over flow pipes including cost and conveynace of wall casting pipe ,labour charges for fixing etc complete as per the direction of departmental officers.

Supplying 100 m.m MS flange/MS plate

Supplying 50 m.m MS flange/MS Plate

Demolishing stone rubble masonry manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in- Charges:In cement mortar

Providing and applying integral crystalline slurry of hydrophilic in nature forwaterproofing treatment to the RCC structures like retaining walls of the basement,water tanks, roof slabs, podiums, reservior, sewage & water treatment plant, tunnels/ subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 partsintegral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 partsintegral crystalline slurry : 1 part water) for horizontal surfaces and applying thesame from negative (internal) side with the help of synthetic fiber brush. The materialshall meet the requirements as specified in ACI-212-3R-2010 i.e by reducingpermeability of concrete by more than 90% compared with control concrete as perDIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystallineslurry shall be capable of self-healing of cracks up to a width of 0.50mm. The workshall be carried out all complete as per specification and the direction of the engineerin-charge. The product performance shall carry guarantee for 10 years against anyleakage.For vertical surface two coats @0.70 kg per sqm

Centering and shuttering including strutting, propping etc. and removal of form work for:Foundations, footings, bases for columns