IMPROVEMENT TO SEWAGE SYSTEM AT AF STN HIGHGROUNDS

Amount

Demolition of re-inforced cement concrete of any description and in any position as in cover slabs etc including removal of rubbish material out side defence land complete all as specified and directed..

Demolition of brickwork or stone /boulder masonary built in cement mortar of any description complete all as specified and directed..

Demolition of unreinforced cement concrete in ground floors and pavings n. exc 15 cm thickness (below or above ground level) complete all as specified and directed.

M&L for Brick work with sub-class 'B' Bricks straight or curved on plan exc 6 m mean radius built in cement mortar 1:4 including taking down man hole covers and replacing the same on the same or other opening after the work is completed all as specified .

All as per description of Item No 04 here in before but except bricks Note:- The retrieved bricks from item no. 2 here in before shall be reused after total cleaning and the cost of cleaning is deemed to be included in the uniit rate quoted.

Cutting holes in existing man holes for connecting new drains, 150 mm dia pipe making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4) type B-1 smooth finished, and reforming benching as required complete all as specified and directed.

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

Excavation in trenches exc 1.5 mtr in depth and n exc 3 mtr for foundation etc or for soft, wells, cesspits, manholes, pier holes, etc n.exc 10 sqm on plan and n.exc 1.5 mtr in depth and getting out insoft/loose soil complete all as specified.

Demolition and breaking up drain pipes 150 to 300 mm dia (Salt glazed ware, AC or Reinforced concrete) set in cement mortar complete all as specified and as directed.

S&F Reinforced concrete pipes, class NP-2 , 300 mm dia pipe with one collar per length of pipe laid, jointed ,tested and make sewer line fully functional complete all as specified.

S&F Reinforced concrete pipes, class NP-2 , 200 mm dia pipe with one collar per length of pipe laid, jointed ,tested and make sewer line fully functional complete all as specified.

S&F Reinforced concrete pipes, class NP-2 , 150 mm dia pipe with one collar per length of pipe laid, jointed ,tested and make sewer linefully functional complete all as specified.

Returning filling in including spreading, leveling watering and well ramming in layer n.exc 25cm thick each layer in soft/loose soil all as specified

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.

M&L providing cement concrete (1:4:8) type D-2 using 40 mm graded crushed stone aggregates in foundation filling and mass concrete complete all as specified.

M&L Cement Concrete 1:2:4 type B-1 using 20mm graded stone aggregate as in surface channels and drains , benching of manholes and similar items including use and waste of necessary form work complete all as specified.

M&L concrete bed to drain pipes 300 mm bore in cement concrete 1:3:6 type C-2 using 40 mm graded crushed stone aggregates including packing under and haunching against the sides of pipes after they are laid and tested complete all as specified..

M&L concrete bed to drain pipes 200 mm bore in cement concrete 1:3:6 type C-2 using 40 mm graded crushed stone aggregates including packing under and haunching against the sides of pipes after they are laid and tested complete all as specified..

M&L concrete bed to drain pipes 150 mm bore in cement concrete 1:3:6 type C-2 using 40 mm graded crushed stone aggregates including packing under and haunching against the sides of pipes after they are laid and tested complete all as specified..

S&F Factory made precast Circular / Square manhole cover of size 600 mm with collar medium duty having breaking capacity not less than 10 Metric ton complete all as specified and directed

M&L 15mm thick rendering in CM 1:4 on internal surfaces of brick masonary wall finished fair and even complete all as specified and as directed.

M&L for preparation of plastered or un-plastered new surfaces of walls, cornices etc and applying three coats of white wash on walls complete all as specified and directed by Engineer-in-charge

S&F 100mm dia cast iron short connection 300 mm long fixed in repair complete all as specified.

Dismantling 75/100 mm of cast iron or re-inforced concrete drain pipes jointed in cement mortar and taking out of trenches complete all as specified and as directed .

S&F 100 mm bore cast iron soil waste and vent spun pipes in any length with or without ears, laid in trenches or in floors , jointed with cement and tested complete all as specified.

S&F 75 mm bore cast iron soil waste and vent spun pipes in any length with or without ears, laid in trenches or in floors , jointed with cement and tested complete all as specified.

S&F 100 mm bore cast iron soil waste and vent spun pipes in any length with or without ears, fixed to walls , jointed with cement and tested complete all as specified.

S&F 75 mm bore cast iron soil waste and vent pipes in any length with or without ears, fixed to wall , jointed with cement and tested complete all as specified.

S & F in repair PVC Gully trap125mm x 110 mm with PVC grating incl jointing to waste pipe, fixed in cement concrete 1:2:4 completeall as specified .

S&F water closet (Pedestal pattern) including connection to drain (out going pipe) and to flushing pipe anti syphonage pipe etc including seat cover and all joints, making good to the floor complete all as specified

Supply and fixing vitreous china squatting pan Orissa pattern of size 550x400mm including integral foot rest fixed in position in repair complete all as specified.

S& F CI bend 100mm , diminishing pieces or trapers with oval access door( larger bore measured) fixed inrepair complete all as specified

S& F 75 mm bore CI bend , diminishing pieces or trapers with oval access door( larger bore measured) fixed inrepair complete all as specified

Mild Steel TMT bars 6 to 8mm dia cut to length, bent to shape required including cranking, bending etc and binding with and including mild steel wire (annnealed) not less than 0.9 mm dia or securing with clips, complete all as specified.

M&L RCC (nominal mix) 1:2:4 type B-1 using 20 mm graded crushed stone aggregates as in manhole slabs supported on walls, beams , coloumns, roofs,landings,balconies,canopies,deck slab , shelves and the like complete all as specified.

M&L use and waste of form work to roof slab concrete for rough finished surfaces .n.exc 200 mm thk complete all as specified and as directed

Formwork to edges of concrete flats, treads, breaks in floors,window cills, concrete railings, openings in concretewalls, floor and roofs n exc 20cm wide and sides of RCC/PCC bands in walls, horizontal or sloping and similar work exc 10cm but n exc 20cm wide

Note: The Total amount shall subject to adjustment of credit of Rs. 95670.00 for old Materials as per Schedule of Credit.

N.N.CONSTRUCTION (BID ID -3303254)