Construction of Open type Bandhara at Kalpanwada in ward No. 11 of V.P. Shiroda in Ponda Taluka

Amount

Earthwork in excavation by mechanical/ manual 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, ordinary rock, disintegrated rock or weathered rock, fissured/shattered, decomposed rock and all such other material either in full or in parts, as the case may be by adopting any approved method or methods as may be convenient or permitted incl. of 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, strutting and bracing, removal of stump and other deleterious matter, dressing of sides and bottom, providing barricading, danger lighting, guarding etc. and backfilling the excavated earth to the extent required and disposal of surplus excavated soil/rock at specified areas with all leads and all lifts etc complete as per specification and drawing and as directed by the Engineer-in-charge etc. complete. a. All kinds of soil.

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 : a. Foundations, footings, bases for columns and mass concrete.

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: a. All works upto plinth level

Providing High yield strength steel reinforcement bar (HYSD)/TMT steel reinforcement bar from secondary producers (Confirming to IS 1786 of 1986) for RCC work 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.

Supply of Fibre Glass Reinforced (FRP) Needles alongwith FRP Coated M.S. Frame Needles shall be made out of standard quality FRP Composite materials. Smooth surface shall be provided from both the sides of the needles, toung and box type groove shall be provided to the needles for interlocking in to each other. Box type groove protect the edge of the Needle. Rubber seal of size 15mm x 4mm thk. Shall be fixed in to the groove for water tight performance. Handles shall be provided at two locations for lifting and lowering of the needle in to the Frame. FRP Needles shall be tailor made sections as per size required at site for closing the bandhara. b)For thickness of the needle 65mm ± 3mm (Hollow type) for the water depth 0mtr to 2mtr from top and width not more than 2 mts in the clear span. (For 0 mts to 2m)

Providing and fixing weepholes with rigid PVC make laid in position with a required slope and level while layingpipes of approved the concrete of retaining wall,wing wall and earth retainig structure complete as directed by the Engineer in charge. A) 110 mm dia

Providing and fixing 40 mm dia G.I. Pipe railing in 3 rows complete with G.I. Fittings incl. Painting of pipes and fittings with white paint of approved quality incl. A priming coat with a ready mixed primer for new works incl. Providing R.C.C. 1:2:4 rail posts of size 0.15 x 0.15 x 1.00 M with base of 0.25 x 0.25 x 0.3 m at every 2 mts intervals and double rail post with a bar drawings inclusive of cost of reinforcement etc. all complete including white wash washing of rail posts etc. all complete.

12mm cement plaster 1:4 (1 cement : 4 fine sand)