SPECIAL REPAIR TO SEWAGE LINE OF CENTRAL SEWAGE SUMP INSTALLATION UNDER GE PANAGARH

Amount

Surface excavation n.exc 30 cm deep and and avg 15 cm deep and getting out soft and loose soil, complete all as specified and as directed by Engrs-in-Charge.

Excavation in trenches not exc 1.5 mtr wide and not exc 1.5 mtr in depth for foundation etc or for soft, wells, cesspits, manholes, pier hoes, etc n.exc 10 sqm on plan and n.exc 1.5 mtr in depth and getting out soft/loose soil , complete all as specified and as directed by Engrs-in-Charge.

M&L for broken stone or boulder hard core gauge n.exc 63mm deposited, spread and levelled in layers n.exc 15cm thick, watered and rammed to a true surfaces, complete all as specified and as directed by Engrs-in-Charge.

M&L for cement concrete in foundation filling and mass concrete type D2,1:4:8 (40mm graded aggregate) , complete all as specified and as directed by Engrs-in-Charge.

Returinng filling in including spreading, leveling watering and well ramming in layer n.exc 25cm thick , complete all as specified and as directed by Engrs-in-Charge.

Removing excavated surplus soil exc 50mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point, complete all as specified and as directed by Engrs-in-Charge.

M&L for fly ash brick straight or curved on plan exc 6 mtr mean redious built in CM 1:6 ,including demolition of brick work built in cement mortar including all quoins, arches, pillar etc , complete all as specified and as directed by Engrs-in-Charge.

M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces with CM 1:4, finished even & smooth without using extra cement , complete all as specified and as directed by Engrs-in-Charge.

Extra for forming fair finished drain or channel of manholes inner girth not exceeding 30cm in cement concrete using extra cement including forms, mould mitered stopped ends etc , complete all as specified and as directed by Engrs-in-Charge.

M&L for MS TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hoping for columns, hooking ends and binding with mild steel wire (annealed ) not less than 0.9 mm dia, complete all as specified and as directed by Engrs-in-Charge.

Demolition and breaking up drain pipes (Salt glazed ware /Reinforced concrete pipe etc) internal dia of pipe 600mm. Set in cement mortar including PCC packing in bed and hunching, complete all as specified and as directed by Engrs-in-Charge. (excavation and earth work shall be measured and paid separately).

M&L for reinforced concrete NP2 drain pipe, 600 mm internal dia laid in trenches on concrete bed and jointed , complete all as specified and as directed by Engrs-in-Charge. (excavation, earth work and concrete bed shall be measured and paid for separately)

M&L for Precast RCC type B-1 1:2:4 (20mm graded aggregate) as in cover slab for man hole and similar article with plain face set in cement mortar 1:4 , complete all as specified and as directed by Engrs-in-Charge.

M&L for plain cement concrete type D-2, 1:4:8 using 40mm graded crushed stone aggregate as in bed to drain pipes including packing under & haunching against the sides of pipes (600mm bore pipe) after the pipe are laid and tested , complete all as specified and as directed by Engrs-in-Charge.

M&L for cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or ¾ section) in plain cement concrete 1:2:4 type B1 smooth finished, and reforming benching as required, internal dia of pipe 150mm , complete all as specified and as directed by Engrs-in-Charge.

Schedule of Credit

M/S AJIT KUMAR KONAR AND SUBHAS CHANDRA KONAR

S. D. Construction Co.