Remodeling and Augmentation of Flow Irrigation Scheme Rajain Saroga in Tehsil Sihunta Distt. Chamba HP including trial and testing run period of 03 month after physical completion of all components of the scheme.

Amount

Excavation in foundation and trenches etc.(in pipes and pits) in all kinds of soils such as pick work, jumper work, blasting in soft/hard rock, chiselling/wedging out of rock/where blasting prohibited) saturated soil stacking the excavated soil as directed by the Engineer-in-charge clear from the edge of excavation and then returning the stacked soil in 15cm layers when required into plinth sides of foundation etc. consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth as directed by the Engineer –in-charge in all leads and lifts.

Excavation in earth work and disposal of all excavated earth such as pick work , jumper work , blasting work in hard/ soft rock, including dewatering in saturated soil upto all leads and liftsdisposed earth to be levelled and neately dressed within all leads and lifts as per the driction of Engineer-in Charge.

Removal of Slips/silt in all kinds of soil ( including saturated soil but excluding boulders and rocky poration requiring blasting upto a distance of all leads and lifts disposing of un-servicable materials stacking serviceable material and neatly dressing the surface wiyhin all lwads and lifts as per the driction of Engineer-in-Charge.

Providing and laying cement concrete 1:4:8 (1Cement:4sand:8 graded stone aggregate 40mm nominal size) and curing complete excluding the cost of form work foundation and plinth in all leads and lifts

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

Vertical surfaces such as walls (any thickness) partition and the like including attached pillasters, buttresses, plinth and string courses and the like.

Flat surfaces such as soffits of suspended floors, roofs, landings & the like.

Providing and laying cement concrete 1:5:10 with 15% plum (1Cement : 5 sand : 10 graded stone aggregate 40mm nominal size) and curing complete excluding the cost of form work foundation and plinth in all leads and lifts

Providing Tor steel reinforcement for RCC work including bending,binding & placing in position complete upto floor two level.

Wire crates of G.I. Wire filled with boulder with square cut faces against the wire (wire crates to be measured & paid for separately) For Launching apron

Wire crates of G.I. Wire filled with boulder with square cut faces against the wire (Boulder filling to be measured & paid for separately) For Launching apron G.I.Wire 5.00 mm thick corresponding to SWG 8 ( 15 x 15 Cms mesh)

Providing and laying cement concrete 1:2:4 (1Cement:2 sand:4 graded stone aggregate 20mm nominal size) and curing complete excluding the cost of reinforcement

Foundation

Wall ( any thickness but not less than 0.10 mtrs thickness) attached pillasters, butteresses, plinth and string courses etc. from top of foundatiion level upto floor two level

Suspended floors, roofs, landing and shelves and their support, balconies, beams, girders, bressumers and cantilever upto floor two level.

Providing Laying, jointing and commissioning of HDPE (High Density Polyethylene pipes) of following diameter and class confirming to IS 4984-2016with fusion welding process including all necessary fittings & bends in all leads and lifts to the entire satisfaction of Engineer-in-charge.(Earth work in trenches to be measured and paid separately)

400mm Dia

355mm dia

Providing,laying, jointing & testing of bevelled ended MSERW pipe (Zinc Coated) 4.80mm thick with MS Flange Table 17 (6%) and other pipe (94%) with circumfrential butt welded joints by electrical arc welding ( welding thickness shall be equal to pipe wall thickness) and testing of GI pipe of Jindal /Surya Roshni / Tata/AST make of following dia meters conforming to IS 1239-1990 (Part-II), having wall thickness as specified below capable of withstanding required test pressure, including manufacturing and febrication of reducers/ tapers , all short pieces, bends etc. as per site requirement made from parent tubes and all operations such as cutting, welding, jointing, fabrication of bends, tees, making bevelled pipe ends suitable for butt welding , lowering & laying in excavated trenches to ensure required level complete in all respects to the best satisfaction of the Engineer-in-charge (Earth work in trenches and the cost of providing flanges i/c nut & bolts, gasket will be measured and paid for separately) . The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The damaged portion of the pipes ( If damaged during laying & jointing operation of pipe) and all other specials made from the parent tube shall be provided with anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing of pipes, D.P. test of butt welded joints complete in all respect and to the best satisfaction & direction of Engineer in charge with in all leads and lifts.

350mm dia

300mm dia

250mm dia

200mm dia

Providing MS flanges (In pairs) for the joints of GI/MSERW pipes mentioned as below and same shall conform to BIS 6392-1971 ( latest with up to date amendments) the laying of pipe shall also include welding of flanged joints wherever required duly welded in three layers (two inner & one outer) and including the cost of nuts and bolts of required sizes, 3mm thick compressed asbestos fiber/synthetic rubber gaskets conforming to relevant BIS standards and it shall also include carriage of materials within all leads and lifts complete in all respect to the best satisfaction and direction of Engineer in charge.

350mm dia MS Flange Table-5

300mm dia MS Flange Table-5

250mm dia MS Flange Table-5

200mm dia MS Flange Table-5

Providing and laying in trenches galvanised mild steel tubes [M .G] tube fitting.[Earth work in trenches to be measured and paid for seperately.] (125mm Dia)

P/L Cast Iron Flanged sluice valve (With hand wheel) conforming to BIS 780-1986 latest with upto date ammendments. 125mm dia

Providing and laying Cement Concrete work 1:3:6(1cement :3 sand :6graded stone aggregate 40mm nominal size) Concrete with curing complete excluding the cost of form work inreinforcement for reinforced concrete work.

Foundation and Plinth

Wall ( any thickness but not less than 0.10 mtrs thickness) attached pillasters, butteresses, plinth and string courses etc. from top of foundatiion level upto floor two level

Providing & fixing M.S Clamp complete in all respect

Providing and fixing M.S. Nakka Plate /Control gate 5mm thickness (17.90 Kg.) complete in all respect within all leads and lifts as per the direction of Engineer -in- Charge.

Providing and fixing M.S. plate V-Notch 90 degree the weight of notch 30.97 kg. complete in all respect.

HILL CONSTRUCTION AND ENGINEERING CO. SOLAN

National India Construction Co.