BM/00195/WW/EO/2025-26 Dt-18.02.2026

Upgradation for proper functioning of Bhattanagar U.G.R cum Booster Pumping Station which cater the potable water to the eight numbers ward ( 28 to 35) of Liluah Zone under Bally Municipality.

Cutting & picking up existing metalled biack top portion of road surface to an average deoth ..within a lead of 75 metres all complete as per direction of the engineer-in-Charge. Location:- [UD & MA,Water Supply-2018-19; Page-2;Item-1.5] a) 500 Dia DI-K9 2.59 b) 450 Dia DI-K9 2.27

Hire charges of moveable crane with fuel & manpower having load handling capacity upto 14 MT with the 45deg. movable arrangement etc. [UD & MA,Water Supply-2018-19; Page-54; Item-8.26] a) 500 Dia DI-K9

Earth work in excavation in trenches & pits for water supply line.... as per instruction of the Engineer-in-Charge. a) from 0 mtr. To 1.5 M below G.L. [Page-1, It-2, PWD, WC-II (B) -1.11.2017] a) 500 Dia DI-K9 b) 450 Dia DI-K9

b) Beyond 1.5 M to 3.0 M below G.L. a) 500 Dia DI-K9 b) 450 Dia DI-K9

Hire & Labour charges for shoring (5 cm. thick close) timbering with planks, battens, struts, etc. complete and also removal of shoring as per direction of E.I.C. a) Depth upto 1.5 M a) 500 Dia DI-K9 b) 450 Dia DI-K9

b) Depth Beyond 1.5 m to 3.00 m a) 500 Dia DI-K9 b) 450 Dia DI-K9 [PWD(B), WC-II, -1.11.2017, Page-3, It-6(a)]

Hire and labour charges for Bamboo railing (10cm Dia.) in Sal Bullah/Jhau Bullah Posts 1.8/1.5 m apart 1.4 M above G.L. & 0.6 M below G.L. fixed tightly with coir rope complete (with 3 rows) [PWD (B), WC-II,-1.11.2017, Page-269, It-2(a)(ii) a) 500 Dia DI-K9 b) 450 Dia DI-K9

Supplying, fitting and fixing of C.I. Mechanical Compression flexible Collar Couplings suitable for C.I. Spun Pipes (as per IS: 1536) and D. I. Pipes (as per IS: 8329) complete with Sealing Rubber Gasket of EPDM quality (IS:5382/1985 Type - 4), Cast Iron Follower Glands and Mild Steel Nut Bolts (Zinc Coated). The whole assembly should be mechanically and hydraulically tested to the provisions as laid down in IS: 1538. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. [Ref.: [UD & MA.(W.S.)2018-19, Page-30, It-7.16] c) 450mm

Supplying including cost of installation of M.S. Patch Clamps suitable for instantaneous repair of horizontal cracks in C.I. Spun Pipes (as per IS: 1536) and D.I. Pipes (as per IS: 8329). The Clamp constitutes of two semicircular halves made out of 5/6 mm thick Steel Plate duly contoured to match the circumference of the pipes. The Clamp should be with suitable rubber lining / trey so that on fixing over the damaged pipe, it instantly repairs longitudinal cracks or hole in the pipe body. The length of the Clamp should be 300 mm up to 300 mm nominal dia. and 500 mm in case of pipes of larger nominal diameter of pipe. Sealing Rubber Gasket should be of EPDM quality and Nut Bolts should be Zinc coated. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. [Ref.: [UD & MA.(W.S.)2018-19, Page-36, It-7.25] a) 450mm

Pumping out unforeseen water (accumulated in the pipe trenches including hire charges for pumps, suction delivery pipes etc. supplying fuels & lubricants, necessary operator, helper complete as per direction of the E.I.C. [Ref. [UD & MA (W.S.)2018-19, Pg.-27, It-7.2] a) 500 Dia DI-K9 b) 450 Dia DI-K9

Providing lighting arrangement with disel generator set, fuel, operator, helper (necessary wire and bulbs should be supplied by the contractor & supplying of necessary sal bullah post etc. complete (6 P.M. to 5 A.M.) [Ref. [UD & MA (W.S.)2018-19, Pg.-4, It-1.13] a) 500 Dia DI-K9

Dismantling of all types of massonary excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. [PWD Bldg.(B) WC(II)-1.11.2017, P-10,Item-1(a)] a) 500 Dia Valve Chamber b) 450 Dia Valve Chamber

Sand filling in foundation plinth in layers not exceeding 15 cm. as directed and consolidation same by through saturation with water and pumping complete including cost of sand. [ UD & MA, Water Supply-2018-19 , Page-2, It-1.3) a) 500 Dia DI-K9 b) 450 Dia DI-K9

Earth work in filling in foundation trencher or plinth with, good earth in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. N.B:- Item-1+ Item-3(a & b) - Item-12 [Ref: P.W.D. (Bldg.) W.C.II, -1.11.2017, Page-1, It.-3(a)]

Removal of excavated surplus earth , Dismantled rubbish etc. from working site….of EIC. [UD & MA, Water supply - 2018-19; Page- 5 ;Item-1.18 ] a) 500 Dia DI-K9 b) 450 Dia DI-K9

Single Brick Flat Soling of picked jhama… with local sand. In Three Layer [PWD Bldg.WC(ii)-1.11.2017, P-14, Item-1] a) 500 Dia DI-K9 b) 450 Dia DI-K9

Cement concrete with graded jhama khoa (30 mm size) excluding shuttering In ground floor and foundation. - 1:3:6 Poportion [Ref.: P.W.D. (Bldg) W.C. II -1.11.2017, Page-23, It-1(a) a) 500 Dia DI-K9 b) 450 Dia DI-K9 [Ref.: P.W.D. (Bldg) W.C. II -1.11.2017, Page-23, It-1(a)

Repair of air valve by supplying ebonite and rubber ball,gasket,nuts and bolts with washers and labour all complete. [UD & MA (W.S.) 2012, Pg-120, It-13.11] 150 mm Dia :

Derusting,scraping,brushing,cleaning the surface of M.S. Pipes and specials, applying one coat of primer , two warps of 2 mm thick Coal Tar based Tape etc. [Ref.: [UD & MA. (W.S.)- 2018-19, Page-27, It- 7.1] 22/7 * D *1 Side = 3.14 * .5 * 1 = 1.64 , when D marked in the Colmn ,then MF=3.14

Application of one coat of ' Epoxy ' Resin with Araldite GY 257 and hardener HY 840/850 to submerged MS structures after making that surface free from dust, oil and moisture etc. As per instruction and to the satisfaction of EIC. [Ref.: [UD & MA. (W.S.)- 2018-19, Page-28, It-7.8 ] Same as Itemno-13

Round the clock for proper functioning of clear water Booster Pumping Station at Bhattanagar U.G.R at Liluah. as per direction of E I C. (Ref:Labour Rate analysis as office of the labour commissioner of WB Memo No-20/Stat/14/RW/24/2023/LCS/JLC Dated: 17.06.2025) Semi-Skilled

Un-Skilled

Checking of all the Mechanical parts and preventive maintenance of all pump machinary as per technical specification and scope of work and direction of the EIC . (Twice a week) [Ref: Rate followed as Vetted from Design & Vetting unit, KMDA on 7.06.2022. ]

Checking of all the Electrical parts including Battery Bank and preventive maintenance of all pump machinary as per technical specification and scope of work and direction of the EIC. (Twice a week) [Ref: Rate followed as Vetted from Design & Vetting unit, KMDA on 7.06.2022. ]

Supervision of all the staffs & visit to the entire pump house to ascertain the overall condition of all the electro-mechanical equipments and conveying the same to the EIC or his authorised representative and to carry out the instructions given by them within the stipulated time frame.Checking of all the Electrical parts including Battery Bank and preventive maintenance of all pump machinary as per technical specification and scope of work and direction of the EIC. (Twice a week) [Ref: Rate followed as Vetted from Design & Vetting unit, KMDA on 7.06.2022. ]

Gland Packing 12/20 mm

Transformer Oil

Supply of Grease

Indicating Lamp for Panel Only

HRC fuse link (2-16) Amp.

HRC fuse 32 Amp.

Fuse Holder

Fuse Holder 63 Amp. (both side cable)

Rotary Handle

Supply of MCB

Dehydration of Transformer Oil

Gear Oil [Ref: Rate followed as Vetted from Design & Vetting unit, KMDA on 7.06.2022. for Sl. No.- 25 to 36]

Alignment of the Pump Motor after necessary adjustment for rerequired matching of faces to the flxible couplng within allowable tolerance [Ref: Rate followed as Vetted from Design & Vetting unit, KMDA on 7.06.2022. ]

Cleanig compound premises of shurbs, plants , jungles etc. by cutting and removing as directed (Spcific permission of Engineer-In-Charge prior to execution will be necessary ) [Ref: Rate followed as Vetted from Design & Vetting unit, KMDA on 7.06.2022. ]

Cleaning of the Pump House & the equipment including suply of consumable like soap,phenyl Duster mop etc. [Ref: Rate followed as Vetted from Design & Vetting unit, KMDA on 7.06.2022. ]

Supply & Delivery of Calcium hypochlorite granule minimum Cl content 60% -65% in air tight plastic jar (3 kg each) at clear water Booster Pumping Station at Bhattanagar U.G.R at Liluah , under Bally Municipality. Chlorine @ 4.00 Kg per day Ref: SoR followed PHED , Govt. of West Bengal as on 03.11.2021

Add GST @18%

Add CESS @ 1%