REPAIR/MAINT OF WATER SUPPLY PIPE LINE AND DISTRIBUTION SYSTEM AT AF STN K HILL UNDER GE (AF) THANE

Amount

Excavating in Trenches, not exc. 1.50 Metre Wide and not exc. 1.50 Metre in depth for taking out/up and laying of Water Main /Pipe, etc., Forming Surfaces to required Foundation, etc. and getting out as in Soft/Loose Soil, complete all as specified and as directed by Engr-in-charge.

Returning, Filling in including Spreading, Levelling, Watering, Well Ramming in Layers not exc. 25 Cm, including Surplus Soil shall be provided to form Heaps along the Route of the Pipe Line in Soft/Loose Soil, complete all as specified and as directed by Engr-in-charge.

Removing excavated soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtrs above the starting point complete all as specified and as directed by Engr-in-charge.

M&L for Making Hole Under Road and Hard Standing including Cutting, etc. with Manual Auger or Bookie dia not exc. 150mm dia for laying Pipe Line, etc., complete all as specified and as directed by Engr-in-charge.

Excavating in Trenches, not exc. 1.50 Metre Wide and not exc. 1.50 Metre in depth for taking out/up and laying of Water Main /Pipe, etc., Forming Surfaces to required Foundation, etc. and getting out in Road/ Hardstanding, etc., complete all as specified and as directed by Engr-in-charge. NOTE : Quoted Unit Rate are inclusive of repairing to damaged Road/ Hard Standing with the Original Specification to match the Existing Surface or all as directed by the Engineer-in-Charge.

Taking up or down steel tubing of bore dia as given below and connections/fittings, including cleaning for refixing or removal to store ,segregating Serviceable Pipes and Fittings/ Connections and keep in Safe Custody for re-use to MES store,complete all as specified and as directed by Engr-in-charge.of following bore dia pipes:-

Of 15mm bore dia

Of 20mm bore dia

Of 25mm bore dia

Of 40/50 mm bore dia

Of 80 mm bore dia

Supply & laying Steel Water Tubing of 15mm bore dia, Galvanised, ‘medium grade’ with all Fittings for Fresh Water Line, laid in Trenches or laid in Concealed in Walls or any other situation, complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No -7.00 above but for 20 mm bore dia.

Ditto as per Srl item No -7.00 above but for 25 mm bore dia.

Ditto as per Srl item No -7.00 above but for 40 mm bore dia.

Ditto as per Srl per item No -7.00 above but for 50 mm bore dia.

Ditto as per Srl item No -7.00 above but for 80 mm bore dia.

Refixing old Steel Tubing 40/ 50 mm bore dia and Connections (Serviceable Pipes and Connections obtained from taking up or down item here-in-before) in New or Old Position (i.e. laid in Trenches, Floors or fixing to Walls, Ceiling, etc.) including cleaning both inner and outer surfaces of Pipes by using Wire Brush including provision of new GI Connections (as required at Sites), complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 8.00 above but for 25 mm bore dia.

Ditto as per Srl item No 8.00 above but for 20 mm bore dia.

Ditto as per Srl item No 8.00 above but for 15 mm bore dia.

Ditto as per Srl item No 8.00 above but for 80 mm bore dia.

M&L for cutting existing steel tubing for alterations or additions (Each cut measured) of pipes size 20mm bore ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 9.00 above but for 25mm bore dia.

Ditto as per Srl item No 9.00 above but for 40/50mm bore dia.

Ditto as per Srl item No 9.00 above but for 80/100mm bore dia.

M&L for Screwing existing steel tubing for alterations or additions of pipes size 20mm bore dia ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 10.00 above but for for 25mm bore dia.

Ditto as per Srl item No 10.00 above but for 40/50mm bore dia.

Supply and fix ,in repair, Gun-metal Gate valve for 15 mm bore dia., with iron wheel head, screwed both ends on G.I pipes with GI union ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 11.00 above but for 20mm bore dia.

Ditto as per Srl item No 11.00 above but for 25mm bore dia.

Ditto as per Srl item No 11.00 above but for 40mm bore dia.

Ditto as per Srl item No 11.00 above but for 50mm bore dia.

Taking up or down ductile /Cast Iron water mains of size 150 mm bore dia (Including all fittings) with spigot and socket ends and lead joint/rubber joints including burning out joints and recovering lead ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 12.00 above but for 100 mm bore dia.

Ditto as per Srl item No 12.00 above but for 80 mm bore dia.

Ditto as per Srl item No 12.00 above but for 200 mm bore dia.

Supply and laying ductile Iron water mains K-7 of size 150 mm bore dia( Including all fittings) with rubber joints ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 13.00 above but for 200 mm bore dia.

Supply and laying ductile Iron water mains K-9 of size 100 mm bore dia ( Including all fittings) with rubber joints ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 14.00 above but for 80 mm bore dia.

Relaying old seviceable CI/DI pipes of 150 mm bore diameter with Spigot and Socket ends after cleaning internal surface of serviceable pipes by using of wire brush and cleaning throughly with fresh water and taking out mud/soft deposited inside the pipes ,complete all as specified and as directed by Engr-in-charge. ( Note: Old serviceable DI /CI pipe retrived from relevent item of Sch 'A' shall be used against this item).

Ditto as per Srl item No 15.00 above but for 100 mm bore dia.

Ditto as per Srl item No 15.00 above but for 80 mm bore dia.

Taking out CI sluice valve ,refacing, regrinding and refixing of size 150mm bore dia, including nuts,bolts,packing etc ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 16.00 above but for 100 mm bore dia.

Ditto as per Srl item No 16.00 above but for 80 mm bore dia.

S&F CI sluice valve for 150mm dia including providing suitable size of nuts and bolts, washer ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 17.00 above but for 100 mm bore dia.

Ditto as per Srl item No 17.00 above but for 80 mm bore dia.

M & L for Mild steel JP Joint suitable for 150mm dia pipe line including providing suitable size of nuts and bolts, washer etc ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 18.00 above but for 100 mm bore dia.

Ditto as per Srl item No 18.00 above but for 80 mm bore dia.

S&F,in repair,100 mm dia cast iron non return (Reflux) valve with flanged ends Non Return with GM working parts IS - 5312 heavy duty, drilled for bolts, including necessary rubber gasket joint complete with nuts and bolts, washer etc,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 19.00 above but for 80 mm bore dia.

M&L for CI/DI Special like bends, Tees, collar, Tail piece etc (any type & shape and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc) Tee pieces single branch, 'Y' junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs suitable for CI/DI pipe upto 150 mm dia.,complete all as specified and as directed by Engr-in-charge.

Supply and providing one pipe fitter with one helper for attending the minor breakdown of DI/CI water supply pipe line up to 80 mm dia pipe line ,complete all as specified and as directed by Engr-in-charge. Note: (a)Necessary pipe,fittings,excavation will be measured in respective items of Sch A. (b) Necessary tools,ladder or providing stagging will be arrange by the contractor at his own cost.

Ditto as per Srl item No 21.00 above but for 100/150/200 mm bore diameter pipe line.

Providing and deployement of one pipe fitter and one helper for attending the minor breakdown of GI water supply pipe line up to 25 mm to 50mm mm dia pipe line,complete all as specified and as directed by Engr-in-charge.Note: (a)Necessary pipe,fittings,excavation will be measured in respective items of Sch A. (b) Necessary tools,ladder or providing stagging will be arrange by the contractor at his own cost.

Ditto as per Srl item No 22.00 above but for 50/40mm bore diameter pipe line.

Ditto as per Srl item No 22.00 above but for 25/20/15 mm bore diameter pipe line.

M&L for Repairing of brick masonry valve pit chamber of inner dimension 100x100x100 cm suitable for sluice valves upto 100 mm size, with , brick work in cm 1:6 rendering 1:4, 15mm plastering, coping in PCC 1:2:4 type B-1, including MS sheet cover of thickness 2 mm on 50x50x6.0 mm angle iron framework including two coats of synthetic enamelled paint over a coat of red oxide primer with making provision of locking arrangement and removing the debris from the site ,complete all as specified and as directed by Engr-in-charge.

Ditto as per Srl item No 23.00 above but for Repairing of brick masonry valve pit chamber of inner dimension 50x50x50 cm.

Supply only liquid Chlorine ,complete all as specified and as directed by Engr-in-charge.

M&L for Cleaning of underground sump of capacity 30,000 Gallons by pumping out water from U/G sump by pump set as directed at site and taking out the remaining water at bottom by buckets manually as required complete clearing the walls and the bottom surface inside the sump with wire brush . Taking out soil , sand and mud settled at the bottom and finally cleared with bleaching powder and applying cement base paint to all the internal side of the walls and writting the date of cleaning and due date for next cleaning on external surface of wall ,complete all as specified and as directed by Engineer in Charge .Note:- Cleaning will be done Each quarterly in a calender year

Ditto as per Srl item No 25.00 above but for reservoir of capacity 5000 Ltrs at Khills Top.Note - Cleaning will be done twice in a calender year.

M&L for Cleaning of underground RCC OVER HEAD TANK of capacity 25000 gallon with the following process,complete all as specified and as directed by Engr-in-charge. (i) Dewatering the sump by using submersible pump and sludge pump which empty the tank up to base level.(ii) High pressure jet cleaning:- Cleaning of manhole of the tank, inside wall/ceiling of RCC sump with the help of high pressure rotary jet (Dirt killer) of capacity with variable pressure of 50-140 bars to remove the calcination (Fungal) layer.(iii) Removing sludge from the tank:- The sludge and infection sahll be remove from walls, Ceiling & bottom of the tank sahll also to be remove with the help of special sludge pump and remaining dirt which may have hidden in rough slots of the bottom of the tank have to be sucked with special Industrial Vaccum cleaner, so that, the tank is totally dirt free. (iv) Disinfection of the tank:- Cleaning of walls/ceiling with fresh water and biodegradable anti bacterial agent. (v) Sterilization of the tank:- After complete cleaning apply ultraviolet sterilizer having a Virocidal wavelength to ensure perfect disinfection of the tank.(Note:- Tools & Plant or machiney required for cleaning of sump shall be arrange by contractor at his own cost,nothing shall be paid extra on this account).

Supply Only "CALCIUM HYPOCHLORITE" in plastic drum ( Having 60% to 70% available chlorine and each drum of 45 kgs ) ,complete all as specified and as directed by Engineer in Charge

Supply only ortho-tolodine solution ,complete all as specified and as directed by Engr-in-charge.

Material labour and services for taking sample water in sterlised bottles from TMC water supply point, UG Sump / OH Resorvier for Analysis of water for the following parameters and obtaining sample test report from Govt Recognized Laboratories ,complete all as specified and as directed by Engr-in-charge.Following are the parameters need to check :-: (i) Physio Chemical Analysis of Water ( Colour , odour , pH Total solids, Dissolved Solids, Permanent hardness, temporary Hardness, Ammonia feree and salinbe, Ammonia Albuminoidal, Nitrites, Nitreates, Oxygen absorption at 15 Min, Iron , Fluoride) (ii) Microbiological Analysis ( Total Choliforms , Eschirrchea Coli) Note : 1. A certificate of approval / certification of Lab by Goivt Of India / State Govt shall be submitted by the contractor to the deptartment .2. Sample shall be submitted to the Labortory within 24 Hrs of collection of sample.3. Three samples will be checked in each job.

S&F ERW Steel Pipe for 150 mm nominal dia of pipe and other as per as per IS 3589 (1981) having minmium thickness 6.0 mm,complete all as specified and as directed by Engr-in-charge.

Vinod Enterprises

sapana enterprises