Construction of open type Bandhara near sewerage treatment plant at Baina in Mormugao Constituency.

Amount

Earthwork in excavation by mechanical means in all type of strata comprising any of the materials such as soil, sand, silt, clay, gravel, moorum of all varieties, shingles, pebbles all types of conglomerates, laterite rock, soft rock, disintegrated rock or weathered rock, fissured/shattered, decomposed rock and such material either in full or in parts, as the case may be adopting any approved method or methods as may be convenient or permitted incl. chiseling, wedging etc. but blasting prohibited in all condition such as dry, moist, saturated, submerged, foul conditions etc including pumping or bailing out water/dewatering including setting out construction of shoring and bracing, removal of stump and other deleterious matter, dresing of sides and bottom and backfilling the excavated earth to the extent required and disposal of excavated soil/rock at specified areas with all leads and lifts etc as per specification and drawing and as directed by the Engineer-in-charge.

Providing and laying stone rip rap for talus with basltic/granitic stone, 60% of which shall comprise stone not less than 0.0425cu.m (1 1/2 cft) in size each and remaining 40% comprising well graded rubble not below the size of 0.0412 cu.m (1/2) cft.incl. the cost of conveyance of all materials,spreading,handpacking wedging etc. with all leads and lifts etc. complete as directed by the Engineer-in - charge.

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Centering and shuttering including struttings, propping etc. and removal of formwork for Foundations, footings, bases for columns and mass concrete.

vertical surfaces such as retaining walls , return walls, walls (any thk) including attached pilasters, buttresses, plinth and string courses, fillets, etc.

Providing & laying cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: All works upto plinth level.

In retaining walls , return walls(any thk) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping bed blocks, anchor blocks, plain window sills, fillets etc, upto floor five level.

Providing and laying in position (1:11/2:3) Reinforced cement conrete excluding the cost of centering, shuttering, finishing and reinforcement (1 cement: 1½ coarse sand:3 graded stone agg 20mm nominal size) All works upto plinth level.

Centering & shuttering including Strutting, Propping & removal of forms for Columns, Piers, Pillars, Aburments, Posts and struts (square rectangle polygon in plan)

Providing & laying in position (1: 1 1/2 :3) Reinforced cement concrete excluding the cost of centering shuttering finishing and reinforcement (1 cement: 1 1/2 coarse sand: 3 graded stone agg 20mm nominal size) in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and structs etc. upto floor five level

Providing TMT steel reinforcement bars of (SAIL, TATA. VIZAG, JSW Steel Ltd.) ) (Confirming to IS 1786 of 1986) for RCC work (conforming to I.S. 1786 of 1986) including bending, binding & placing in position in all the floors along with the factory made precast concrete cover blocks of specified sizes whose compressive strength is not less than that of surrounding concrete in the structural member.

Providing and fixing PVC water seal in constructing joints as per design and drawing,shall with stand the pressure to the tune of 5kgkm2 of approved quality and confirming torelevant IS code and shall be of one piece shall be avoided the normal width shall not be less than 305m & thickness shall be between 9 to 12mm & the thickness shall with stand min. hydrostatic pressure of 30m of water, incl. the cost of all materials labours,tools and plants required in the operation of above work and including the incidentials involved as per specification drawing the directives of Engineer- in- Charge.

Providing add fixing in position MILD STEEL KOLHAPUR TYPE WIER NEEDLES (2.0m x 0.5m) clear span with nuts and bolts and water tight rubber seas -T- Shape in horizontal and rectangular in vertical position confirming to IS 4828-1975 fabricated as per approved drawing specification along with two 100 x 100 x 8mm MILD STEEL equal angles and with hold fast in pier grooves including the cost of cutting,welding,fixing in position true to line level and plumb applying priming coat of red lead paint etc. complete as directed by the Engineer-in-charge.

12mm cement plaster 1:3 (1 cement: 3 fine sand)

Shanta Kulkarni (BID ID -53749)