Improvement and Extension of GWSS Kotgarh Shawat Bhanana etc. in GP Kotgarh under Jal Shakti Sub Division Kotgarh Distt. Shimla.

Amount

Cutting in earth work in all kinds of soil such as pick work, jumper work, blasting work and chiselling work etc. and disposal of excavated earth as directed within all leads and lifts.

Excavation in foundation, trenches,etc. in earth work in all kinds of soil such as pick work, jumper work,blasting work, hard blasting and chiselling etc. stacking the excavated soil not more than 3 mtrs.clear from the edge of excavation and then returning the stacked soil in 15cm.layers when required into plinths sides of foundations etc.then disposited layer by ramming and watering and then disposing of all surplus excavated earth as directed within all leads and lifts.complete in all respect and to the entire satisfaction of the Engineer-in-charge.

Prov. and laying cement concrete 1:3:6(1cement: 3sand: 6 graded stone agg. 40mm nominal size) and curing complete excluding cost of form work i/c all leads and lifts. a) Foundation and plinth.

Prov. and laying cement concrete 1:4:8(1cement: 4sand: 8 graded stone agg. 40mm nominal size) and curing complete excluding cost of form work i/c all leads and lifts. a) Foundation and plinth.

Prov. and laying cement concrete 1:6:12 (1cement:6sand:12graded stone agg. 40mm nominal size) and curing complete excluding cost of centring and shuttering in: a) Foundation and plinth.

Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm so as to give a fair finish including centring, shuttering, strutting , strutting and propping etc. with wooden, battens, and ballies, height of propping and centring below supporting floor to ceiling not exceeding 4 mtrs.and removal of the same for insitu reinforced concrete and plain concrete work including all leads and lifts in:-

a)Vertical surfaces such as soffits of suspended floors,roofs,landings and the like including attached pillasters,buttresses, plinth and string courses and the like.

b) Flat surfaces such as soffits of suspended floors,roofs, landings, and the like:-i)Floors etc. upto 200mm in thickness.

c) Columns, piller posts and struts (squere, ractangular, polygonal in plan ) and the like within all leads and lifts.

d) Edges of slab and breaks in floors and walls under 20 cm wide.

Prov. and laying cement concrete work 1:1 1/2: 3(1cement:1 1/2 sand:3 graded stone agg. 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work i/c all leads and lifts complete in all respect.:-

a) Foundation,footing,bases of columns & the like & mass concrete.

b) Walls (any thickness) but not less than 0.1 m thickness)attached pillasters,buttresses, plinth and string courses etc.from top of foundation level upto floor two level.

Prov. and laying cement concrete work 1:1:2 (1cement: 1sand: 2 graded stone agg. 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work i/c all leads and lifts complete in all respect.:-

a) Foundation,footing,bases of columns & the like & mass concrete.

b) Walls (any thickness) but not less than 0.1 m thickness)attached pillasters,buttresses, plinth and string courses etc.from top of foundation level upto floor two level.

Providing and laying cement concrete work 1:2:4(1cement:2sand:4 graded stone agg. 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work in :-

a)Suspended floors, roofs, landings,shelves and their supports balconies, beams, girders, bressumers and cantilevers upto floor two level.

c) Columns, piller posta and struts (squere, ractangular, polygonal in plan ) and the like within all leads and lifts.

Prov. Mild steel/Tor steel reinforced for RCC work including bending, binding and placing in position complete upto floor two level i/c all leads and lifts complete in all respect. :- a) Tor steel.

Prov. and laying cement concrete 1:5:10 (1cement:5sand:10graded stone agg. 40mm nominal size) with 15% plum and curing complete excluding cost of form work in retaining walls/breast walls, the size of plums shall usually be 150mm. to 300mm as per HPPWD.specifications.

Stone filling behind the retaining wall.

P/F PVC pipe 100 mm dia for weap hole in R/wall complete in all respect.

Wire crates of G.I wire filled with bolders with squarecut faces against the wire (Bolder filling to be measured and paid for separately) G.I wire 5mm thick corresponding to SWG-6.15cm*15cm mesh within all leads and lifts as directed by the Engineer-in- Charge.

Wire Crate made of GI Wire filled with boulders with square cut falls against the wire (Wire Crate to be measured and paid for seperately)within all leads and lifts as directed by the Engineer-in- Charge.

Providing RCC work smooth finishing of the exposed surface with cement mortar 1:3 (1 cement:3 sand)

Steel work welded in built up sections,trusses and framed work,including cutting ,hoisting ,fixing in position and applying a priming coat of red lead paint. In gratings framed guard bars, ladders, railling, brackets and similar works. including carriage of material within all leads and lifts and as per direction of Engineer-in-charge.

Providing and fixing of Cast Iron sluice valve with hand wheel) as per IS : 780-1984 calss I upto 300 mm dia (I/c brass spindle & as per 2906-1984 Class-II for dia >300n mm) complete with bolts, nuts, rubber insertion etc. (the tail piece if required shall be measured & paid for seperatly) including carriage of material within all leads and lifts complete in all respect as per the direction of the Engineer-in-charge.

80 mm dia

100 mm dia

C/O chamber for sluice valve , with CI Surface box 100 mm top dia 160 mm bottom dia & 180 mm deep (inside) with chained lid RCC top 1:2:4 mix (1 cement : 2sand : 4 graded stone aggrigate 20 mm nominal size) 100 mm thick foundation concrete 1:5:10 mix (1cement:5sand:10 graded stone aggrigate 40 mm nominal size) & inside plastering with cement mortar 1:3 (1 cement:3 sand) finished with a floating caot of neat cement i/c carriage complete. 600x600x750 mm inside size with 150 mm thick walls complete with form work & reinforcement with 8 mm bars at not exceeding 150 mm centeres both way)

Supplying & fixing MS Man hole cover using of angle iron frame 25x25x4 mm welded with MS sheet including painting with red oxide and black paint including locking arrangement complete in all respect and entire satisfaction of Engineer-in-charge.

Laying and Jointing in trenches galvanised mild steel tube (light grade) fittings complete as per site requirement as per direction and to the entire satisfaction of engineer in charge (Earth work in trenches to be measured and paid separetly) in all leads & lifts.

a) 100 mm dia (Light)

b) 80 mm dia (Light)

Providing and fixing brass stop cock, wheel valve of superior quality including fitting complete.

b) 80 mm dia (Nominal)

Laying, jointing and Testing of G.I.pipe(Light Class) cofirming to BIS:1239 with bevelled edge and capable of with standing required test pressure, in random length of 4-7 meters i/c testing and commissioning including cost of jointing with butt welding in three layers as per relevent BIS specfication ( leak proof) i/c cost of bends tail pieces, tees, reducers, increaser etc. as per site requirement complete with all leads & lifts ( earth wrok in trenches to be measured and paid for seprately) and as per the direction and entire satisfaction of the Engineer in charge.

80 mm nominal size

Providing & fixing M.S. flanges conforming to IS: 6392-1971 . The MS flanges are to be provided on each joint as per table given below conforming to IS 6392-1971 and welding of flenges as per IS: 816-1965 with electrodes as per IS: 814-1967 including required number and size of MS nuts and bolts as per IS: 1369-1967 and asbestos fibre jointing gesket sheet not less than 3mm thickness as per IS: 2712-1965.

80 mm dia

Precast concrete block masonry in partitions walls 5cm thick with solid blocks of aproved size i/c quion block closer etc. made of cement concrete 1:3:6 (I cement : 3 sand: 6 graded stone aggregate 40 mm nominal size & down gauded in CM 1:3 (1cement: 3sand)

Providing & placing in horizontal layers filtering media duly graded screened,washed and cleaned as specified by the Engineer-in-Charge in all leads and lifts.

a) Top layer Fine sand from approved quarry (0.20 to 0.40 mm uniformity co-efficient 2.00 to 3.00) in all leads and lifts

b) 2nd layer cource sand 3 mm to 6 mm from approved quarry in all leads and lifts.

c) 3rd layer bajri 20mm to 25mm from approved quarry in all leads and lifts. (30% extra from existing servicable)

d) 4th layer bajri 6mm to 20mm from approved quarry in all leads and lifts. (30% extra from existing servicable)

e) Bottom layer stone ballast 50 mm to 75 mm in all leads and lifts. (20% extra from existing servicable)

Surinder Singh Verma

AJAY MEHTA