WSS Kotan Langiote (Phase II)

Pipes Works

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m inwidth) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed: All kinds of soil

Refilling of Excavated soil back into trunches

Providing and Laying / Fititng of G.I Pipes 15mm Dia

Providing and Laying / Fititng of G.I Pipes 40mm Dia

Providing and Laying / Fititng of G.I Pipes 65mm Dia (M)

Providing and Laying / Fititng of G.I Pipes 80mm Dia (M)

Carriage of G.I Pipes for average 1.50 Km by HL

Welding of Joints bt Electric arc Welding including testing and commissioning of joints includes carriage if set and all other accessories including making arrangement for electric supply /arrangement for generator etc. Complete job

Making interconnection of G.I distribution branch with G.I main by providing and fixing tee, Union including cutting and threading of pipes etc, Complete 25 mm to 40 mm Dia

80mm Dia Sluice valve CI of Class 1

Providing and Fixing of GM gate valve of approved Quality 25mm

Providing and Fixing of GM gate valve of approved Quality 32mm

Providing and Fixing of GM gate valve of approved Quality 40mm

Providing and Fixing brass ferule with C.I Mouth cover including buring and tapping the main

Providing and Fixing of brass bib cock approved Quality

Civil Work

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m inwidth) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed: All kinds of soil

Earth work in bulk excavation by manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed by Engineer-in-Charge. 2.6.1 All kinds of soil :

Fill available excavated earth (excluding rock)in trenches , Plinths, sides of foundation etc. Layers not exceeding 20 cm in depth, consolidating each deposited layer excluding ramming and watering lead up to 50 m and lift up to 1.5 M

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering – All work up to plinth level1:4:8 (1 cement: 4 Coarse sand: 8 graded stone Agg. 40 mm nominal size) Crushed

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering – All work up to plinth level 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Brick work with common burnt clay (non-modular) bricks of class designation 7.5 in foundation and plinth including curing in :Cement mortar 1:6 ( 1 cement : 6 coarse sand)

Extra for brick work with common burnt clay bricks/cement concrete bricks in superstructure above plinth level upto floor five level

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures inrecommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improveworkability without impairing strength and durability as per direction of Engineer-in-charge. Note: - Cement in this item is @ 330 kg/ cum. Excess or less cement used asper design mix is contentconsidered payable or recoverable separately.1 All works upto plinth level

Providing and laying in position machine batched and machine mixed design mix M-25grade cement concrete for reinforced cement concrete work, using cement content as perapproved design mix, including pumping of concrete to site of laying but excluding thecost of centering, shuttering, finishing andreinforcement, including admixtures inrecommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improveworkability without impairing strength and durability as per direction of Engineer-in-charge. Note: - Cement in this item is @ 330 kg/ cum. Excess or less cement used asper design mix is content considered payable or recoverable separately.

Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15°,landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto five level including curing but excluding the cost of centring, shuttering,finishing and reinforcement with 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size

Reinforced cement concrete work in arches, archribs, domes, vaults shells, folded plate androofs having slope more than 15° upto floor five level level including curing but excludingthe cost of centering, shuttering finishing and reinforcement with:1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size)

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth leveCold twisted bars

Structural steel work in built up sections, trusses and framed work,including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. Welded

Centering and shuttering including strutting, propping etc. and removal of form for: Foundations, footings, bases of columns etc. for mass concrete.

Centering and shuttering including strutting, propping etc. and removal of form for: Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

Centering and shuttering including strutting, propping etc. and removal of form for Suspended floors, roofs, landings, balconies and access platforms

Edges of slabs and breaks in floors and walls Under 20 cm wide

Centering and shuttering including strutting, propping etc. and removal of form for:

Centering and shuttering including strutting, propping etc. and removal of form for:Lintel, beams, plinth beams, girders, bressumers and cantilevers.

Extra F/Work for Foundation footing

Extra F/Work for Foundation Wall

15mm Cement plaster on the rough side of single or half brick wall of mix:1 : 4 ( 1 cement : 4 fine sand)

Extra for Plaster in Circle Work

Making plinth protection 50mm thick of cement concrete 1:3:6 ( 1: Cement 3 : coarse sand : 6 graded stone agg. 20mm nominal size ) over 75 mm bed of dry brick blast 40mm nominal size well rammed and consolidated and grated with fine sand including finishing the top smooth.

Cement concrete flooring 1:2:4 (1cement: 2 coarse sand: 4 graded stone aggregate) finished with a floating coat of neat cement including cement slurry and curing complete, but excluding the cost of nosing of steps etc. complete. 50 mm thick with 20mm nominal size stone aggregate

Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6mm angle iron and 3mm M.S. gusset plates at the junctions and corners, all necessary fittings complete, including applying a priming coat of approvedsteel primer. Using M.S. angles 40x40x6mm for diagonal braces

Applying priming coat With ready mixed red oxide Zinc Chromate primer of approved brand and manufacture on steel galvanized iron/steel works

Painting with synthetic enamel paint of approved brand and manufactureto give an even shade.Two or more coats on new work

Providing and incorporating during concreting G.P sheet

Finishing walls with acrylic smooth exterior paint of required shade on New work (Two or more coats applied @ 1.67 liter/10sqm over andincluding priming coat of exterior primer applied @ 2.20kg/10sqm)

Extra for water proofing material 01kg per 50kg cement is = 115 bags @ 57.90 per kg

Providing and fixing S.CI.I & S 100 mm dia bend 4 no @265.0 /No . Providing and fixing 100 mm Slotted cowl ( Terminal Guard) S.C.I .S & S 4 No @ 264.0/No

Providing and fitting concealed intemal Electnfication of room

Providing and fixing G.I pipes complete with G.I fittings

Carriage of Sand 50 KM from nallah to site of work by Mechanical Transport

Carriage of Stone aggregate 30 KM from crusher to site of work by Mechanical Transport

Carriage of Brick 240 KM from source to site of work by Mechanical Transport

Carriage of cement by manual labour average distance 1.50 KM by head load

Carriage of steel by manual labour average distance 1.50 KM by head load

Carriage of sand/stone aggregate by manual labour average distance 1.50 Km by Head Load

Carriage of Brick by manual labour average distance 1.50 Km by Head Load

Mechanical Work

1. pumping station Gohald stage 1st (I) Providing, installation, Testing and Commissioning of Horizontal Centrifugal Pump Set 4000 GPH X 325 Mtr. Head (2 NO.) as per IS reputed make Hori

zontal Centrifugal Pump set along with allied works. The HC pump sets should be mounted on respective base frames fabricated out of M.S channel of suitable size and duly fitted with T type foundation bolts, nuts and washers to make the pumping units vibration free. The pump and motor should be coupled through suitable coupling. The coupling faces checked for both angular and axial alignment for proper balancing of the Pump motor set, with the help of level indicators. Job includes laying of RCC foundation blocks for HC pump sets as per size of foundation plate. Construction of foundation blocks by way of excavating the trenches of required size and disposing off the excavated material to a suitable location outside the premises. Providing and Fabricating a 10mm dia steel bar mesh and fixing the base frame on the steel mesh and raising the height of block upto one feet above ground level and proper levelling/ finishing the alleviated portion of the foundation block. Fabrication of 06 nos. new Foundation bolts 3 feet height for the HCP. These foundation bolts are to be fixed in the base frame and welding/fixing it with tor steel mesh at appropriate places. Providing and laying of plain cement concrete in the ratio of 1:4:8 by using 40 mm size aggregate for a height of 150 mm with proper compaction. Providing and laying of reinforcement cement concrete in the ratio of 1:1.5:3 for a height of 1.17 mtrs. by using 20/10 mm size aggregate. The Size of RCC foundation block should be minimum 4 inches and not more than 8 inch above the floor level. The block shall be filled with rich mixture of concrete using vibrator for compaction. The entire block as one unit is to be laid in such a way that it can damp all types of mechanical vibrations created by dynamic load of pumping unit as well as to the block itself. Fixing of base frame after levelling and fastening with foundation bolts. Curing of foundation block. Providing/Fabrication/laying of suction and delivery manifolds outside pump rooms . Suction and delivery size of pipe should be of as per the design of pump. Suction lines of all the pumps should be connected to the respective Suction manifolds of size 150 mm dia. Pipe with welding work in double layer using reputed make electrodes to form strong and leak proof joints and also a sluice valve of suitable dia should be fitted between sump tank and the suction manifold using MS flanges, gaskets, nuts and bolts. Also delivery lines of all the pumps should be connected to the respective Delivery manifolds of size 150nmm dia. Pipewith welding work in double layer using reputed make electrodes to form strong and leak proof joints and also a sluice valves and reflux valve of suitable dia. should be fitted between the delivery manifold and the rising mains as per site requirements using MS flanges, gaskets, nuts and bolts. The suction and delivery manifolds should be properly supported with proper RCC anchoring to avoid any vibrations. The suction/delivery manifolds shall be properly painted by using two coats of anti-rust primer and two coats of super enamelled black paint with writing on them. Providing/Fabrication/laying of suction and delivery lines for HC pump set as per requirement by way of cutting GI Pipe 80mm dia. Providing and fitting of 80mm dia sluice valve01 No. on suction line of the pump set. Providing & fitting of 80 mm dia sluice valve & reflux valve(cast steel) – 01No. each on delivery line of the pump set. The job includes Providing, fitting of MS Flanges, MS bends, nuts, bolts, washers etc. as per site requirement. The job also includes allied welding works in two layers to make the joints strong & leak proof. The suction and delivery line should be supported independently at appropriate locations so that stress/ strain will not be transmitted to the HC Pump set during the operation of pumping machinery. The job includes creation of holes of appropriate size on the wall for passing through suction/ delivery lines and then dressing the holes by cement concrete mixture (II)Design,fabrication,installation,testingand commissio

Borewell /Tubewell

Setting m of triling site-by way of shilting of requisite machinery ad altied material aftce making proper appronches as pct requiremnent at sitc.

Boring ctrilling ot gravel packedbore holc ol 430 mm.dia.for accommodating 200 m diacasing/stwoiner pipeinorlertoconstruct 200 mm din tube well by suitablo mud-rotatry methrod (revcrse/dircct/dual) prescribed in 2800 (part 1), inelding collecting samples from difficrent strata, preparing and subwuitting sttata chart/botc log. including hire and running charges of all cquipment tools- plants andl machineries roquired for the jobs, all complcte ns per direction of Engineer-in-charge. The cost also includes 3rd party inspection of M.S. casing Pipe firom Govt. approved/designatcd agency.

Supplying, welding, lowering and fixing in vertical position in bore hole ERW (Electric Resistance Welded) 200 mm dia X 7.1mm/thickness liner asscmbly (SLOTTED) FE 410 beveled cnded M.S. casing pipe, conforming to IS: 4270 (for tube wells) of reputed 2 approved make, including painted with insidc & outside surface with two coats of anti- corrosivepaint of approved brand ncluding handling, loading, unloading & transportation of M.S. Casing pipe SLOTTED upto location of tube well, as per direction of Engineer-in-charge. The cost also includes 3rd party inspection of M.S. casing Pipe from Govt. approved/designatec agency.

Supplying, welding, lowering and fixing in vertical position in bore hole ERW (Electric Resistance Welded) 200 mm dia X 7.1mm/thickness liner asscmbly (SLOTTED) FE 410 beveled cnded M.S. casing pipe, conforming to IS: 4270 (for tube wells) of reputed 2 approved make, including painted with insidc & outside surface with two coats of anti- corrosivepaint of approved brand ncluding handling, loading, unloading & transportation of M.S. Casing pipe SLOTTED upto location of tube well, as per direction of Engineer-in-charge. The cost also includes 3rd party inspection of M.S. casing Pipe from Govt. approved/designatec agency.

Gravel packing in tube well construction in accordance wvith IS: 4097 of 1967 with latest amendments, ncluding providing gravel fine/medium (coarse in required grading and sizes as per actual requirement, shrouding after lowering of liner assembly and during development of tube well all complete as per direction of Engineer-in-charge. (To be charged as per actual)

Development and Stabilization to tube well in accordance with 1S: 2800 (part 1) and IS: 11189 to establish maximum rate of usable water yield without sand content (bclow permissible limit) with required capacity air compressor, running the compressor for required time till Wel is fully developed measuring lyield of well by "V" notch method or any other approved method, measuring static level & draw down etc. by step draw down method, collecting water samples and getting tested in approved laboratory, all complete including required hire and labour charges of air compressor tools and accessories etc.