Public Health Engineering Department Tender

iii) 75 mm(OD)

Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting in residual chlorine not less than 15mg/ltrs. after 24hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source). B) For UPVC/HDPE Pipe ii) 63 mm(OD)

iii) 75 mm(OD)

Submission of complete detailed drawing of distribution system, rising main etc. after execution of work showing position of different types of valves, fittings/specials sluice valve chamber with location, node to node wise in the sanctioned drawing as completion drawing of the water supply scheme as per direction and satisfaction of EIC. The list of dia wise fitting/specials, different pipes ;of valve used in the rising main should be shown in the completion drawing (not separate) with verified by SAE & AE in-charge of the scheme. The above drawing will be submitted in 5 copies.

Dismantling all type of plain cement concrete works, stacking serviceable materials of site and removing rubbish as directed within a lead of 75mtr. for laying all dia pipe line in ground floor, upto 150mm thick.

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

Supplying, spreading and consolidating Stone Dust to a depth of 100 mm and above at desired density and C.B.R. as per Specification with power roller to proper gradient and camber including watering as necessary, and lighting, guarding, barricading and making adequate earthen bundh where necessary to protect the edges and curing with water for 2 to 3 days, mending cracks and depressions by rolling where necessary including all incidental charges of roller, cost of fuel & lubricants complete as per specification

Providing FHTC from the existing CI/DI/UPVC/HDPE/GI/AC distribution pipeline by installing 10mm NB Gun-metal Ferrule conforming to IS 2692:1989 with latest amendments on the said pipeline with supply, fitting and fixing all other accessories like saddle piece of required size to fit the existing distribution pipeline,specials,nut & bolts,rubber sheet,washers etc. and supply & laying of 15mm NBPVC (Schedule 80) / 20mm OD HDPE (PE 100, PN 16) /20mm OD PPR-C ( Class SDR 7.4/PN16) pipes upto required length with all necessary specials 1.0 metre below the ground connecting the ferrule including cutting trenches in all sorts of soil and filling up trenches as per direction of the Engineer -in-Charge and upto a point just inside the premises of the household or asdirected by E.I.C. Supply and installation of a 15mm dia,alloy iron Bib Cock (tested to 21kg/cm2)above 1.0 Mtr.from ground,an alloy Stop Cock of 15 mm dia. with brass spindle (tedted to 21 kg/cm2) to be fitted in a position as directed by E.I.C. GI pipe of TATA Make (medium duty) of 2m length with all necessary specials to continue from the end of the PVC/HDPE/PPR-C pipe and upto 1.0 m above ground within the premises of household. Note : 1. PVC pipe shall of schedule 80 (medium duty) conforming to ASTMD-1785 and threaded to match with GI pipe as per IS: 1239(part-I). 2. PPR-C ( Poly propylene Random copolymer) pipe shall be 3 layer confirming toIS-15801 UV stabilised & anti-microbial fusion welded,having thermal stability for hot & cold water supply including all PP-R plain& brass threated polyprolene random fittings. 3. Rateis exclusive of supply & delivery of 10mm NB gun-metal Ferrule. a) Upto 10m Length

b)Above 10m upto 20m length

Collection of household details as per prescribed format through Mobile app/Hard copies including Geo referance as directed by E.I.C and submission of the same to the P.H.E. Dte. In soft copies.

Add GST @18% on sum of Item No. 1 to 13

Add Cess @1% on sum of Item No. 1 to 14