Repairing and Maintenance work of pipe line and Spout Chamber at Durlavpur DTW (88/M JL no 44 Mouza Bishnipur Plot no 773 at Raninagar-I Bloc in the District of Murshidabad under the E E (A-I), Berhampore-I (A-I) Division under Non Plan

150 mm dia C.I. Sluice Valve with hand wheel, 151marked,IS:14846

Earthwork in excavation of field trenches as per designed sections & alignment for laying of pipelines (PVC,RCC,ACP etc.) upto a depth of 1500 mm in all sorts of soil including removing, spreading or stacking the spoils, as directed & including trimming the sides of trenches, leveling, dressing & ramming the bottom as required complete.

Earthwork in filling in trenches after laying pipelines (PVC,RCC,ACP etc.) with good earth obtained from excavation of field trenches in layers not exceeding 225mm including watering & ramming etc. layer by layer complete (payment will be made on the basis of measurement of finished quantity of work).

Dismantling all types of masonry exception cement concrete plane or reinforced, stacking servicable materials at site and removing rubbish as directed within a lead of 75 mtrs in ground floor including roof. (a) In ground floor including roof.

Dismantling all types of plain cement concrete works, stacking servicable materials at site and removing rubbish as directed within a lead of 75 mtrs in ground floor including roof. (a) Upto 150mm thick.

Single brick flat soling of picked jhama bricks including ramming & dressing bed to proper level and filling joints with powered earth or local sand.

Ordinary Cement Concrete mix (1:2:4) with garaded stone chips (20 mm nominal size) excluding shuttering and reinforcement, if any in ground floor as per relevant IS code. a) Pakur variety

Brick Work with 1st class bricks in cement mortar (1:6) In foundation and plinth.

125 mm.thick brickwork with 1st class bricks in cement mortar (1: 4) in ground floor.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding / staging where necessary(Ground floor) [Excluding cost of chipping over concrete surface]

With (1:6) cement mortar (b)20 mm thick plaster.

Neat cement punning about 1.5 mm. thick in wall, dado, window, sills, floor, drain etc. Note: Cement 0.152 cu.m. per 100 sq.m.

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality includig smoothening surfaces by sand papering etc. (This item is applicable to new work or old work when the original surface has been exposed by removal of old paint)

(A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : (b) On steel or other metal surface : With super gloss (hi-gloss) - (iv) Two coats (with any shade except white)

Jointing plain end of 300 mm /200 mm /150 mm. Dia. M.S. special bend from surge tanks / shore manifold with underground R.C.C. pipe lines of 450mm. / 300mm. / 225 mm. dia. by jamming with cement concrete (1:2:4) with 10 mm. down stone chips mixed with approved water proofing compound (5% by weight of cement) of adequate thickness to provide a leak proof joint including carrying the special bend from departmental store to site, curing etc. as per direction of Engineer-in-Charge.

Taking out the condemned 150 mm dia NTP/TP/Alfa-Alfa valve from 150 mm dia M.S./G.I. pipe of existing spout chamber by careful chiseling with least disturbance to the existing system of structure upto required limit and fitting fixing of new one with 150 mm dia M.S.G.I. pipe in proper position of spout chamber using havoc zinc jute so as to damage and returning back the condemned materials at store as per direction of the E.I.C.

Fitting and fixing of M.S. / G.I. / C.l.accessories and special in pipe line (accessories & special to be supplied departmentally) including supply of jointing materials viz.rubber insertion, nuts & bolts, havoc Zink (Zink Oxide) complete as per direction of Engineer-in-Charge.

150 mm. dia. C.I. sluice valve.

300 mm /200 mm / 150mm. dia. M.S. special bend.

150mm. dia.90° M.S. bend with flanged ends

150mm. dia. M.S. riser pipe with flanged ends.

80mm. dia 3 metres long G.I. pipe with one end flanged

Labour Charges for fitting, fixing and laying, where necessary of following M.S/ G.I. / E.R.W. pipes and accessories (to be supplied departmentally) including transportation of the same cutting, threading, jointing and making leak-proof threaded / flanged joint at site, by using socket / rubber insertion, nuts and bolts etc. maintaining proper alignment and level - all complete - as per direction of Engineer-in-Charge.

150 mm. dia. ERW pipe.

Patch/Doubling works complete with M.S. plate including welding, gas cutting, fitting, fixing complete.

(b) Gas cutting to required size upto 8 mm thick M.S. plate , M.S. channel angel etc. including labour charges , hire charges for all tools and plants

(c ) Electric welding charges of upto 8 mm M.S. plate M.S. channels etc. and other member of the barge including hiring charges of all tools and plants.

Repairing of leakages in collar joints of R.C.C. Pipe line by opening the joints fully by chipping out the old morter, cleaning the pipe recesses and collar properly, and there after positioning and levelling the pipes and collar, filling the annual spaces of joints with jute braiding dipped in cement slurry and grouting with (1:2) cement morter mixed with approved quality water proofing compound (5% by wt. of cement) and curing all complete as per direction of Engineer-in-Charge.

Taking out the damaged R.C.C. Pipe and two collars by dismantling two joints carefully, carrying and stacking the same near the pump house, carrying new pipe and collars from the field stack, lowering the same within the trench, properly positioning and levelling on bricks laid flat, between collar and the pipe joints with jute braiding dipped in cement slurry, grouting with cement and sand mortar (1:2) mixed with approved quality water proofing compound (5% by weight of cement) and curing all complete as per direction of Engineer-in Charge.

Taking out the damaged R.C.C. Tee and 3 nos. collars by dismantling three joints carefully, carrying and stacking the same near the pump house, carrying new R.C.C. Tee and collars from the field stack, lowering the same within the trench, properly levelling and positioning on bricks laid flat, filling the annular space betwen pipe fitting and collars with jute braiding dipped in cement slurry, grouting with cement and sand mortar (1:2) mixed with approved water proofing compound (5% by weight of cement) and curing etc. complete as per direction of Engineer-in-Charge. (d) 225 mm x 225 mm x 150 mm R.C.C. Tee.

Removing of Chokage due to sludge, mud, sand or any other forign materials deposition from the underground 450 / 300 /225/ 150 mm dia. R.C.C. Pipe Line with split bamboo, wire brush, coir rope etc. along with suitable cleaning agent as necessary as per direction of E.I.C. (This item includes cost of earth cutting & back filling of trenches and required materials for cleaning but excluding the cost for taking out 1 full length of RCC Pipe by dismantling of 2 nos. of Collars & refitting the RCC pipe with new two nos. collar). iii) For 225 mm dia. RCC Pipe

Supplying, Fitting & Fixing bolts with nuts & washers (i) 10 to 16 mm dia a) Length upto 75 mm

Supply of rubber insertion 5 mm thick with proper reinforcemet two ply conforming to IS: 638/79 with ISI marked with latest Amdt. Suitable for raised surface of MS flange as IS: 6392/71 ( Table-511 & 17)

Supply of NP2 class 225 mm bore dia R.C.C. pipe of lenghth 1.83 mtr thickness 25 mm with matching collar as per IS 458/1980 with latest amendments thereof.

Supplying of 225x225x150 mm Tee of length 0.90 mt., 25 mm thickness, 225 mm bore dia.

Supplying of NP-2 class 225 mm bore dia. coller of length 0.15 mtr, 25 mm thickness.

Add Extra @ 3 % on item no. 6 to 22 fo carriage

Add GST @ 18% (on item no 2 to 28)

Add cess @1% (on item no 1 to 29)

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