PROVN OF ARTIFICIAL RECHARGE STRUCTURE FOR RAIN WATER HARVESTING UNDER JAL SHAKTI ABHIYAAN AT CAATS, NASIK

Excavation over areas n.exc 1.50 m deep and getting out in soft/loose soil.

All as per item No 1.00 above but additional depth 1.5m and getting out Hard/dence soil

All as per item No 1.00 above but additional depth 1.5m and getting out Soft/dis integrated

Excavating in trenches n exc 1.50m wide and n.exc 1.50m in depth and getting out in soft/loose soil.

M&L for cement concrete (1:4:8) type D-2 40mm graded aggregate in foundations sub base etc complete.

M&L for brick work in fly ash bricks straight or curved on plan exc 6m mean radius builet in cement mortar 1:6

M&L for rendering 15mm thick in CM 1:6 on brick surface finished even and smooth without using extra cement as in drain and culvert complete and all as specified.

M&L for PCC 1:2:4 type B2, including necessary formwork using 40mm graded crushed stone aggregate, as in surface channels and drains etc including weathering, slightly rounded or chamfered angles and throating complete all as specified and directed by Engr-in-Charge

M&L for rendering 10mm thick CM 1:6 of brick work or on internal concrete surfaces complete all as specified and as directed by Eng-in-charge.

Use and waste form work to faces of walls, retaining walls etc

M&L for RCC M-30 Design mix in walls, retaining wall,ballast walls and the like

M&L for RCC M-30 Design mix in slab supported slab and the like

M&L for TMT Bars 10 mm dia and over cut to length, bent to shape required including cranking, bending looking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia all as specified.

Use and waste form work to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work n. exc. 200 mm thick, rough finished surface of concrete complete.

Providing precast cement concrete cover of manhole and similar nature of work as in Type B1 (1:2:4) CM 1:6 using 20mm graded stone aggregate etc complete all as specified and directed by Engr-in-Charge.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exc 25mm thick with excavated soil all as specified.

Removing excavated material exceeding 250m but not exceeding 500m and depositing wheredirected at a level n exc. 1.5 m above the starting point complete all as specified and directed by Engr-in-Charge.

M&L for loose filling with gravel 5 to 10 mm size complete

M&L for spreading of coarse sand 1.5 to 2.0mm in size as in filling

M&L for spreading of Charcol 15mm to 25mm in size as in filling

M&L for spreading of Pebbles in size as in filling

M&L for framed work as in doors or gates of angle or other section with gusset plates, rails btraces etc

M&L for preparation of new steel surfaces and applying two coats of synthetic enamel paint over a coat of red oxide primer.

S&F welded steel wire fabric exceeding 4 kgs/per Sqm

M&L for preparation of new plastered surfaces of walls and applying two coats of cement based paints over a coat of primer.

M&L for drilling of 12" (300mm) bore in any strata in any type of soil rock by means of rotary drilling method up to 50m deep below GL including disposal off surplus soil to a 50M complete

Supply lowering and fixing of plain MS black pipe 6" (150mm) nominal bore medium grade wall thickness 4.80mm made of MS ERW sockets and socketed IS 1239 marked pipe in statndard length complete with necessary fitting and joining complete

All as per sl item No 27.00 above but slotted pipe having (1.59mm to 3mm) x 75mm slot compltete with necessary fitting and joiunting

S&F MS well cap 6" (150mm) bore mild steel ERW pipe having internal threads and with welded iron handle and fixed in position complete

Washing the bore with compressed air (pressure not less than 250 PSI & 400 cuft per minute capacity) to improve porosity and taking out all the sedimentation silt, deposited at a distance not exc 50m

S&F bail plug suitable for 150mm bore pipe wall thickness 4.80mm made out of MS black pipe complete

M&L for hume pipe RCC class NP3, laid 300mm dia laid in trenches complete.

M&L for concrete bed 1:3:6 Type C-2 to drain pipes including under and haunching against the sides of pipes after they are laid and tested etc.

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