Provision of Transformer and connected items for Single Sailors accn area and Bldg No. P-121A (Central Galley) at INS Valsura, Jamnagar

Excavating in trenches, not exc 1.5 metre wide and not exc 1.5 metre in depth, for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. laying cables, pipes, etc. not exc 10 Sqm on plan & not exc 1.5m in depth and getting out in soft/ loose soil complete all as specified and as directed.

Returning, filling in trenches, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick in soil complete all as specified and directed.

Removing excavated surplus soil to a distance not exceeding 50 mts and depositing where directed at a level not exceeding 1.5 M above the starting point complete all as directed.

M&L for PCC 1:4:8 type D2 (using 40 mm graded crushed stone aggregate) as in foundations, filling and mass concrete complete all as specified and as directed.

M&L for factory made pre cast cement concrete 1:3:6 type C1 (using 20 mm graded crushed stone aggregate) block masonry with solid blocks, exceeding 10 cm in width and setting in cement mortar 1:6, complete all as specified & as directed.

M&L for rendering 15mm thick in cement mortar 1:4 on fair faces of brick masonry or concrete surfaces of walls, finished even & smooth without using extra cement complete all as specified and as directed.

M&L for preparation of newly plastered surfaces of wall & applying two coats of cement base paint of approved shade/tint over a coat of alkali resistant priming paint complete all as specified & as directed.

M&L for cutting of existing road for removing / laying UG Cables/ pipe line, depth of cutting not exceeding 90cm and width 45cm and filling the trench of road i.e. excluding top 20cm with existing aggregate obtained from cutting, watered and properly rammed to satisfaction of EIC and finally provide with & including 20 cm thick PCC 1:2:4 type B1 using 20 mm graded crushed stone aggregate to entire width of trench & finally match the top surface to road & disposal of debris to a distance not exceeding 250 metre and depositing where directed complete all as directed.

M&L for filling approved dry river sand for cushioning and cover for protection of under ground electric cable in trenches 8 cm before laying cable and 15 cm deep over the cable and punning to 18 cm total thickness complete all as specified and as directed. Notes :- (i) Approved dry sand free from vegetations, grass and other deleterious substances shall be used. (ii) For the purpose of payment, only punned thickness shall be measured.

Supplying and laying un-reinforced precast cement concrete cable covers, Class HV, Type-1, Flat, size 300 mm x 180 mm x 40mm for protection of underground electric cable in trenches complete all as specified and as directed.