Construction of water tank, laying of pipelines, construction of soak-pit and other allied works for power complex at Choglamsar Leh

Amount

a) Earth work in excv. By manual means over areas excd. 30 cms in depth 1.5m in width as well as 10 sqm. On plan, disposal of excvtd. Earth upto 1 m, disposed earth to be levelled & neatly dressed( all kinds of soils)

b) In Ordinary Rock

c) In Hard Rock (Blasting Prohibited)

Earthwork in excavation by Mechanical means (Hydraulic excavator) in trenches for foundation, drians, pipes, cables etc., not exceeding 1.5m in width and for shafts wells, cesspits and the like not exceeding 10sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5m, including getting out excavated earth and disposal of surplus excavated earth as directed, within lead of 50meters (in all kinds of soils)

In ordinary rock

Earthwork in excavation by Manual means in trenches for foundation, drians, pipes, cables etc., not exceeding 1.5m in width and for shafts wells, cesspits and the like not exceeding 10sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5m, including getting out excavated earth and disposal of surplus excavated earth as directed, within lead of 50meters (a) In Ordinary Rock )

b) In Hard Rock (Blasting Prohibited)

Providing laying of the rising main in the excavated tranches rocky surface ad open as per site condition, bevelling, cutting alleging the pipe,circumferntial welding of 80 mm dia GI pipe class B with one root layer and two additional layerwith 3.14mm and 4mmm ISI marked MS welding rods to fiil the groves between the pipes welding to be done by special/skilled workman handling of pipes with proper tools/tackels empploying semi skilled workman tools/tackales can be tripod stand chain pulleyblocks for rising and lowering of pipes and workability, proper alignement and edge levelingand intial tack welding and final welding to be perfect circumferntial butt welding joints removal of slag before a new laye in place and afterwards defects in the welds to be rectified by filling of cavities etc.The devition/bends are to be fabricated fromavailable G.I pipe of 80mm dia. The complete job include cost of welding rods gas for cutting and charges of equpiments tools skilled simi skilled labour charges at site.

(b) 25mm dia

(c) 40mm dia

(d) 50mm dia

(e) 63mm dia

(f) 75mm dia

a) Extra for every additional lift of 1.5m or part thereof in all kinds of soils

b) In Ordinary Rock

c) In Hard Rock (Blasting Prohibited)

Providing and laying reinforced cement concrete pipe NP3 for culverts including pointing ends, and fixing collars with cement mortar 1:2 including cost of all materials, labour, curing, including cost of materials, labour, HOM complete as per specifications : 600/450mm dia NP3 pipes for road crossings

Providing and supplying Air Valves as per IS- 14845-2000 standard specifications of approved make and quality of following diameters including freight, inspection charges, loading & unloading, transportation upto work site, in all respect etc. complete as per specification and as directed by the Engineer in Charge of the work (Air Valve of size 15mm Single Ball Flanged / Screwed Type - PN -1.6) : Air Valves of size 15mm on for pipe dia (40mm to 63mm)

Providing , supply & fitting of Gun Metal Gate Valves Class 1 & 2 conforming to IS 778/1986 with all necessary fittings required for the installation of Gate Valves in HDPE pipes complete job (a) 75mm dia. Class 2 Bolted Bonnet

63 mm dia. Class @ Bolted Bonnet

50mm dia. Class 2 Bolted Bonnet

40mm dia. Class 2 Bolted Bonnet

32mm dia. (Class 1 Screwed in bonnet ,inside screw, non rising Stem.)

25mm dia. ( Class 1 Screwed in bonnet ,inside screw, non rising Stem.)

Providing Glass wool 50 mm thick resin bonded density 24 Kg/m3 with chicken mesh, binding wire, wrapping of polthene sheet (120 GSM) and Aluminium sheet 18 guage all around the pipe including cost of all labour charges complete job. (a) 25mm dia

40mm dia

50mm dia

63mm dia

75mm dia

Supplying, laying,fixing, of 50mm thickness closed cell elastrometric nitrile rubber / polyurethane of class ‘O’ applied by suiatable adhesive, as per specifications and as required complete in all respect. (a) 25mm dia

40mm dia

50mm dia

63mm dia

75mm dia

Filling avaliable excavated earth (excluding rock) in trenches, plinth, sides of foundation etc., in layers not exceeding 20cm in depth, consolidating each deposited layers by ramming and watering lead upto 50m and lift upto 1.5m. Backfilling of pipeline trench

Filling of stone foundation in horizontal level including cost of stone.

Excavating,Supply and filling of local earth (incld. Royalty) by mechnical transport upto alead of 5Km also including ramming and watering of earth in layers not exceding 20cm im trenches of foundation etc, complete.

Dry random rubble masonry with hard stone in foundation and plinth using quarry stone with bond stone including carriage complete.

Providing and making MDPE pipe consumer service connection on H.D.P.E./ GI pipe. With the help of electrofusion machine or Ratechet and dye drill including all labour, MDPE Specials like electrofusion tee, double compression elbow,female thereaded adopter with metal insert,UPV Compression end ball valve, G.I. casing pipe of 80/100 mm for road crossing. The rate to include labour required,excavation fitting,refilling,Closing the water supply,transportation etc.complete as directed by Engineer in charge (Complete Job) (A) For connection on HDPE Pipes (With Road Crossing)

(B) For connection on HDPE Pipes (Without Road Crossing)

Providing and making MDPE pipe/ Pre insulated MDPE PIPE consumer service connection on HDPE/GI pipe with the help of electro fusion machine , MDPE specials like electrofusion Tee, double compression elbow , female threaded adopter with metal insert, Service saddle,reducer etc complete.The rate include labour, required for fitting, complete job. (a) a)20mm dia. MDPE / Pre Insulated MDPE consumer connections by Eletrofusion fitting from HDPE pipe with Ferrule(110mm to 63mm) dia.

(B) b)20mm dia. MDPE / Pre Insulated MDPE consumer connections by Compression fitting from HDPE pipe (50mm to 25mm) dia.

Providing Supplying & installation of pre- insulated MDPE pipe of 20mm dia conforming to ISO 4427:1996 with latest amendements and conveying to work site including loading and unloading at both destinations and jointing of pipes by Electrofusion PE Coupler as per standard procedure and guidlines complete giving hyduralic test as per relevant ISI. Insulation shall be done with 36kg/cum PUF of thickness 50mm with PN2.5 PVC outer jacket pipe with all leads and lifts including testing commissioning. the rate is inclusive of required specials and fittings etc., complete MDPE Grade PE80, Class of Pipe PN16 (A) For pipe section above frost line

Providing, Supplying & Installation of 15 mm C.P. brass tap with all specials & fittings required for connecting tap to MDPE pipe with all leads and lifts and as directed by the Engineer in charge of the work

Providing and fixing enclosed type water merter (bulk type) conforming to IS0 : 4064 complete with bolts , nuts , rubber insertions etc (A) Bulk Water Meter of dia 75mm.

Providing and fixing of Flow Conttrol Valve to 20 mm dia. To regulate the flow rate at Top and Tail end equally

Providing & Laying of stone boulders (fully hand packed)including watering dressing and ramming with all carriages loading un-loading and stacking etc complete

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Providing and laying grade of reinforced cement concrete excluding cost of centering, shuttering, finishing and reinforcement: (1:1.5:3) 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20mm nominal size).

RCC work in walls, incld. attchd pilasters, buttresses plinth & string courses, columns, pilars, abts, posts and sturts etc upto floor 5 level excld. Cost of cntring, shuttering, finishing and reinforcement 1:1.5:3 graded crshd stne agg. 20mm nominal size

Random Rubble masonry with hard stone in superstructure above plinth level and upto floor five level, including levelling up with cement concrete 1:6:12 (1 Cement : 6 coarse sand : 12 graded stone aggregate 20mm nominal size) and curing complete at window sills, ceiling level and the like: 7.2.1 Cement mortar 1:6 (1 Cement : 6 coarse sand)

Reinforced cement conc. Work in beams, suspended floors roofs having slope upto 15 deg. Landing balconies, shelves, lintels upto floor 5 level excld. Centring, shuttering in 1:1.5:3 20mm stone agg. Nominal size

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete. (Thermo-Mechanically treated bars.)

Extra For providing water profing compound to cement works

Centering and shuttering incld. Strutting, propping etc & removal of form work for Founadtions, footings, bases of columns for mass concrete in footing

Centering and shuttering incld. Strutting, proping etc & removal of form work for walls(any thickness) incld. Attchd plasters, buttresses, plinth and string cousres etc inside and outside

Centring and shuttering incld. Strutting, proping etc & removal of form work for suspended floors, roofs, landings, balconies & access platform : dome

Extra for shuttering in circular works ( 20% of respective centering/ shuttering items)

Cement Concrete flooring 1:2:4 (1 cement: 2 coarse sand: 4 graded stone agg) finished with a floating coat of neat cement incld. cement slurry but excld the cost of nosing of steps etc complete 50mm thick with 20mm n/s stone agg crushed

Providing and fixing precast cement concrete solid blocks 1:3:6 (1 cement:3coarse sand:6graded stone agg.20mm nominal size) including hoisting and setting in position with cement mortor 1:3( 1cement :3coarse sand),

Cement coping (1:2:4) mixed D.P.C and 40mm nominal size

P/L damp proof course 40mm thick with cement concrete 1:2:4(20mm nominal crushed.)(Soakage pit)

12mm Cement Plaster of mix 1:4(1 cement:4 coarse sand)

12mm Cement Plaster of mix 1:6(1 cement:6 coarse sand)

Providing and fixing G.I pipes compleate with G.I fittings including trenching and refilling etc.100 dia nominal bore forInlet ,Outlet, Washout and vent pipe

Providing/ Fixing of Manhole cover (heavy Duty) including fixing of 100mm th. Puf cover for anti freezing all fittings and fixtures complete

Providing / fixing steel ladder in concrete made of 25mm dia bars complete

Providing / fixing of G.I. Sheet Strips in construction joints i/c all fittings / fixtures complete.

Providing,Lowering laying, aligning, fixing in position in pipe line, DI Sluice valve of approved of 80mm dia PN 10 including complete labour, testing and commissioning along with pipes line as per technical specification and as per direction of Engineer.

Providing,Lowering laying, aligning, fixing in position in pipe line,DI Non Return valve of approved of 80mm dia PN10 including complete labour, testing and commissioning along with pipes line as per technical specification and as per direction of Engineer.

PUFF Coated MS Borewell cover

Carriage of materails By Mech.Transport, from source to site of work Stone agg. To site for an avg lead of 10 km

Carriage of materails By Mech.Transport, from source to site of work Sand To site for an avg lead of 10 km

Carriage of materails By Mech.Transport, from source to site of work cement To site for an avg lead of 10 km

Carriage of materails By Mech.Transport, from source to site of work steel To site for an avg lead of 10 km

M/S RINCHEN WANGCHUK GOVT CONTRACTOR

MS SONAM CHOSDUP