REPAIR IMPROVEMENT OF OLD UNSERVICEABLE DISTRIBUTION MAIN EXTERNAL WATER SUPPLY PIPE LINE INCLUDING ALLIED WORKS UNDER AGE E M OF GE BENGDUBI MIL STN

Amount

Excavating in trenches in soft/loose soil n. exc 1.5m wide and n. exc1.5m in depth; for foundation, laying for pipe line etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n.exc 10sqm on plan and n.exc 1.5m in depth and getting out. in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and directed.

Removing excavated material (soil) n exc 50m and depositing where directed at a level n exc 1.5m above the starting point complete all as specified and directed.

M&L for PCC 1:3:6 using 40mm graded stone aggregate, type C2 as in foundation filling & mass concrete complete all as specified and directed.

M&L for surface excavation n.exc 30 cm width and averaging 45 cm deep getting out in soft/loose soil for cleaning and cutting of grass/bushes (at zero level) in and around the installation / yard and spreading thin layer of anti-vegitaion chemical to prevent abnormal growth of grass/bushes including removal of surplus soil complete all as specified and directed. Note :- The above item shall be carried out through out the contract period as and when required.

Taking down steel tubing & connections including cleaning for refixing serviceable pipe or removal balance pipe of 15 mm dia bore complete all as specified and as directed

Taking down steel tubing & connections including cleaning for refixing serviceable pipe or removal balance pipe of 20 mm dia bore complete all as specified and as directed

Taking down steel tubing & connections including cleaning for refixing serviceable pipe or removal balance pipe of 25 mm dia bore complete all as specified and as directed

Taking down steel tubing & connections including cleaning for refixing serviceable pipe or removal balance pipe of 40 mm dia bore complete all as specified and as directed

Taking down steel tubing & connections including cleaning for refixing serviceable pipe or removal balance pipe of 50 mm dia bore complete all as specified and as directed

Taking down steel tubing & connections including cleaning for refixing serviceable pipe or removal balance pipe of 80 mm dia bore complete all as specified and as directed

Taking down steel tubing & connections including cleaning for refixing serviceable pipe or removal balance pipe of 100 mm dia bore complete all as specified and as directed

S&F tubes medium grade galvanised with all fittings laid in trenches of the following bore of tube complete all as specified and directed.

15 mm Bore.

20 mm Bore.

25 mm Bore.

40 mm Bore.

50 mm Bore.

80 mm Bore.

100 mm Bore.

Labour only for refixing steel water tubing medium grade galvanised with new fitting laid in trenches/wall obtained from item No. 6 to 12 here-in-before for the following sizes :

15 mm Bore.

20 mm Bore.

25 mm Bore.

40 mm Bore.

50 mm Bore.

80 mm Bore.

100 mm Bore.

S&F PPR (Poly propylene random co-polymer) pipe size 90 mm OD , PN-10 (SDR-11)IS-15801 , 3 layer (Outer green coloured UV stabilized , middle black coloured UV stabilized and inner most layer white coloured with antimicrobial property) having thermal stability for hot and cold water supply with and including all necessary PPR plain and brass threaded fittings, laid in trenches complete all as specified and directed. Note : Contactor shall give 7 years warranty certificate of any manufacturing defect and leak proof material and 50 years product life certificate will be submitted before RAR process).

All as per item No- 15 here-in before but for 50 mm OD.

All as per item No.-15 here-in before but for 40 mm OD.

All as per item No.-15 here-in before but for 25 mm OD.

Taking down Cast iron/ Ductile iron pipes 80 mm dia, Checking, cleaning internally by using steel brush /scrubber throughly to remove all rusts/slit/mud etc from pipe and Keep the Serviceable pipes & Lead in safe custody for refixing in existing/new position including replacing worn out Sockets, nuts, bolts, flange, gasket complete all as specified and directed.

All as per item No. 19 above but for 100 mm dia.

All as per item No. 19 above but for 150 mm dia.

All as per item No. 19 above but for 200 mm dia.

Labour only for refixing CI/DI Pipes any type with fittings fixed to floor / laid in trench obtained from item No. 19 to 22 here-in-before for the following sizes :

80 mm Bore.

100 mm Bore.

150 mm Bore.

200 mm Bore.

Supply, Jointing and laying in trenches in standard length , centrifugally cast ( spun ) ductile iron ( DI ) pressure pipes,with inside cement mortar lining and black bitumen external coating, nominal daimeter, class K-7 classification, confirming to IS-8329 ISI marked , including pushon and rubber gasket joints and jointing necessary DI specials etc including testing complete all as specified for the following dia of pipe including ductile Iron ,S/S including specials class K9 of complete all as specfied and directed. Make ;- Electrosteel/Tata/Jindal NOTE :- DI specials/ fittings will be measured and paid separately under relevent items of Schedule

80 mm Bore.

100 mm Bore.

150 mm Bore.

M&L for attending pipe line break down of CI/DI pipe of 80 mm dia by making lead joint with lead and spun yarn and moulding clay or Rubber gasket joint including taking up/down pipe using chain pulley or rope and excavation in any type of soil,returning filling and removal of surplus soil including testing of pipe line complete all as specified and directed.

All as per item No. 25 here-in-before but CI/DI pipe of dia 100 mm

All as per item No. 25 here-in-before but CI/DI pipe of dia 150 mm

All as per item No. 25 here-in-before but CI/DI pipe of dia 200 mm

M&L for run lead joints for CI pipe of following bore of pipe with spun yarn and testing complete all as specified and directed.

80 mm Bore.

100 mm Bore.

150 mm Bore.

200 mm Bore.

M&L for Tyton rubber joint of size 100 mm dia and testing complete all as specified and directed.

M&L for Tyton rubber joint of size 150 mm dia and testing complete all as specified and directed.

M&L for Tyton rubber joint of size 200 mm dia and testing complete all as specified and directed.

M&L for drilling and tapping cast iron water mains (in position) for branch connections of pipe of internal dia 20 mm complete all as specified and directed.

Taking down unserviceable CI sluice valve 80mm dia complete all as specified and directed.

Taking down unserviceable CI sluice valve 100mm dia complete all as specified and directed.

Taking down unserviceable CI sluice valve 150mm dia complete all as specified and directed.

Taking down unserviceable CI sluice valve 200mm diacomplete all as specified and directed.

S&F sluice valve cast iron confirming to IS : 14846 both end flanged with S/S spindle with nut class PN - 1.6 ISI marked complete with hand wheel nuts, bolts, washers & rubber gusket etc for the following sizes complete all as specified and directed.

80 mm bore

100 mm bore

150 mm bore

200 mm bore

S&F metal Spindle suitable for 80 mm to150 mm dia sluice valve including lock nut and taking down of old unsv one complete all as specified and directed.

S&F metal Spindle suitable for 200 mm to 300 mm dia sluice valve including lock nut and taking down of old unsv one complete all as specified and directed.

S&F Cast Iron Air release valves conforming to IS 14845-2000 with tamper proof arrangement of size 80mm bore incl taking down of old unsv onecomplete all as specified and directed.

S&F CI/DI bends (any type, radius and angel) tapers any type (straingh, bend, increasing, decreasing or double socket etc) tee pieces single brancehs 'Y' junction double branch, cross (all socket or socket and spigot) collars, caps and plugs for following bore of pipes complete all as specified and directed.

Upto 150mm bore

200mm to 300mm bore

Taking down unserviceable gate valve 20mm, 25mm, 40 mm & 50mm dia complete all as specified and directed.

S&F Gun metal gate valve, Cast Copper alloy, screwed down high pressure with Crutch or Butterfly handle screwed both ends for iron pipe complete all as specified and directed for the following size:-

Taking down unserviceable float valve from PVC Tank with fittings of size 20/25 mm complete all as specified and directed.

S&F float valve with complete fittings for PVC Tank of dia 20mm complete all as specified and directed.

S&F float valve with complete fittings for PVC Tank of dia 25mm complete all as specified and directed.

M&L for construction of brick masonry valve pit chamber of size 1200x1200x900mm (internal dimension) with one brick thick wall in cement mortar 1:4 on base concrete 100mm thick PCC 1:4:8 type D-2 (using 40mm graded stone aggregate) as in foundation of chamber including finished the surfaces of concrete even and smooth , and 15mm thick rendering in cement mortor (1:4) internally and externally up to 15cm below ground level, providing valve pit cover made of 150 mm thick RCC Slab in cement concrete 1:1.5:3 type B1 using 20mm graded stone aggregate having reinforcement 12mm dia both way @ 150mm c/c in double layer including necessary formwork and provision of opening for valve operation as directed and including two coat cement based paint and necessary excavation and earth work in soft/loose soil including dismantling of existing valve pit complete all as specified & directed.

M&L for construction of brick masonry valve pit chamber of size 900x900x900mm (internal dimension) with one brick thick wall in cement mortar 1:4 on base concrete 100mm thick PCC 1:4:8 type D-2 (using 40mm graded stone aggregate) as in foundation of chamber including finished the surfaces of concrete even and smooth , and 15mm thick rendering in cement mortor (1:4) internally and externally up to 15cm below ground level, providing valve pit cover made of 150 mm thick RCC Slab in cement concrete 1:1.5:3 type B1 using 20mm graded stone aggregate having reinforcement 12mm dia both way @ 150mm c/c in double layer including necessary formwork and provision of opening for valve operation as directed and including two coat cement based paint and necessary excavation and earth work in soft/loose soil including dismantling of existing valve pit complete all as specified & directed.

M&L for taking out existing filter media like sand, gravel & ferminex from filtration plant as per existing including soda & Alum Pots & removing from site and cleaning the internal surfaces of filtration plant 9000GPH with soda & Alum Pots with using PVC/Steel wire brushes to remove all scales, iron particles and finally clay & other foreign particles with clean water complete all as specified and as directed.

Taking out existing unserviceable PVC Nozzles and Supply and fix new PVC double deck type PP strainer nozzle of size 10mm to 15mm (3/8” to ½” inch) dia, push type complete all as specified and as directed (Make: RMCO/ASHFORD or equivalent ).

M&L for preparation of internal steel surfaces of pressure type iron removal filtration plant 9000 GPH capacity by scraping with wire brush and removing all dust, scales and other foreign particles and thoroughly washing with clean water and drying and applying two coats of anti-corrosive black bituminous paint on entire internal surfaces (except glavanised surfaces) of filtration plants complete all as specified and directed. Make: Berger/Dulux/Asian/Nerolac

M&L for preparation of old painted external surfaces alongwith connected external steel components of pressure type iron removal filtration plant 9000 GPH capacity by scrapping and applying two coats of blue synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

M&L for packing of new filter media of Gravel size 12 mm to 25 mm in layers of approved quality obtained from ‘Barakar River’ complete all as specified and directed.

All as per item No. 54here-in-before but Gravel of size 6 mm to 12 mm

All as per item No.54 here-in-before but Gravel of size 3 mm to 5 mm

All as per item No. 54 here-in-before but Sand of size 16/30 mesh.

M&L for packing of chemical of ‘Feriminex’ (MNO2) catalytic agent of size 1/16" x 1/32" in layers complete all as specified and directed.

Replacement of unserviceable water pressure gauge with new pressure gauge capacity 7 kg/sqcm to 10 kg/sqcm complete all as specified and directed. (Make : RMCO/OASIS).

Taking out old unserviceable rubber gasket from position with taking out of nuts, bolts etc and S&F New rubber gasket of size 75cm outer dia, 3mm thick rubber sheet of approved quality fixed with suitable size & dia mild steel machine made nuts, bolts & washers of required size & numbers complete all as specified and as directed. Note :- Nuts, bolts & washers shall be measured & paid separately under relevant item of this schedule

All as per item No. 63 here-in-before but size 45cm outer dia.

Checking,overhauling and pressure testing of normal working pressure and replacement of unserviceable of existing size safety "V' belt of compressor, piston rings etc for air compressor stationary type electrically operated air cooled complete including painting with two coats of synthetic enamel paint (first quality) after preparation of surfaces by scraping old paint complete all as specified and directed.

S&F mild steel machine made nuts, bolts & washers of size 15mm(5/8”) dia and 75mm (3”) long or nearest suitable sizes for top cover and side cover of Soda /Alum pot complete all as specified and directed.

Taking down old unserviceable butter fly valve of size 80mm dia from existing location and supply and fixing butter fly valve of size 80mm dia lever operated suitable for IRP including nuts and bolt and rubber gasket complete all as specified and directed. (Make- Kirloskar/ BIR/ Ramco)

S&F in repair the following spares for dosing pumps at various incl taking down of unsv spare parts complete all as specified and directed

Varistor assy

Ring seal teflon

EPU Coil with thermostate

Stroke knob

Pump panel box assy

3/16 " x 3/4" pan head screw

Pulser with varistor

Clapper with shaft

Liquifarm (Diaphragm)

Circlip for EPU

EPU Spring with cap

EPU Assy

Pump Tube Part No. MCCP207 (Set of 5 Pcs)

Injection Check Valve 3/8" Part No.MCINJ38 (Set of 5 Pcs)

Supply & fix PVC 3/8 " white suction/Discharge tubing for existing granual chlorine dosing system complete all as specified and directed.

Supply & fix LDPE pipe 8 mm dia suitable for existing granual chlorine dosing system complete all as specified and directed.

S&F foot valve 80mm dia size conforming to IS-4038 ISI marked complete all as specified and directed.

S&F foot valve 100mm dia size conforming to IS-4038 ISI marked complete all as specified and directed.

Supply and fixing and jointing flat submersible cable of size 10Sqmm 3 core (80/0.4) PVC insulated and sheathed stranded copper conductor cable including testing and taking out old unserviceable cable complete all as specified and directed.

Supply and fixing and jointing flat submersible cable of size 6Sqmm 3 core (80/0.4) PVC insulated and sheathed stranded copper conductor cable including testing and taking out old unserviceable cable complete all as specified and directed.

Supply only OT solution for chlorine test in each bottle of 500 ml complete all as specified and directed.

Supply only chlorine test kit with coloured sample complete with all testing fitments and OT solution in rexine finish box complete all as specified and directed.

M&L for LED Aviation/ Obstruction Light installed at the top of Overhead reservoir including taking down old unserviceable one complete all as specified and directed.

S&F Smart water level indicator with alarm on full tank (with min indication 05 Nos for overhead reservoir tank complete all as specified and directed.

M&L for six stage cleaning and sterloization inside the existing RCC UG water well (Jack well/Shallow well) of capacity 88000 gallon(approx) Size::Dia 6M, Depth-15 M through bacterological treatment using TERBAC-G%. TERBAC-G65 or eqct at pump House included suitable staging for lowering & instllation of pump at any depth as required at site all directed by Engr-in -charge incl seven stages are as uinder:- (a) First stage is to drain out the water by using exit valve or our own high capacity dewatering system. (b) Second stage is cleaning all ther algae formation side inside the tank uising TERBAC G10 or equivalent a laboratory tested branded chemical of the company and scrubbing the walls of tanks. (c) Third stage is scrubbing the walls with mechanised scrubber & fresh cleaning. (d) Fourth stage is and first bacteria screening is sterilisation by using TERBAC-G5 or equivalent a Govt Laboratory certified branded halogen compound test certificate of TERBAC -G5 or equivalent from PHED or Authorised labaratory mentioning suitablity for sterilization should be submitted to the office before using for sterilization. (e) Fifth stage is cleaning the floor of the water tank. (f) Sixth stage of cleaning and third bacteria screening is to sterilize the floor of the water well by the using loaboratory certified branded strong oxidizing agent TERBAC-G65 or equivalent test certified of of TERBAC-G65 or equivalent from PHED or authorised laboratory mentioning suitability for sterilizarion should be submitted to the office before using for sterilizarion

M&L for six stage cleaning and sterloization inside the existing RCC overhead water tank of capacity 75000 gallon through bacteriological treatment by using TERBAC-G5, TERBAC-G65 or equivalent at pump house at any height (as per site requirement) all directed by Engr-in-charge including stagging seven stage are as under:- (a) First stage is to drain out the water by using exit valve or our own high capacity dewatering system. (b) Second stage is cleaning all ther algae formation side inside the tank uising TERBAC G10 or equivalent a laboratory tested branded chemical of the company and scrubbing the walls of tanks. (c) Third stage is scrubbing the walls with mechanised scrubber & fresh cleaning. (d) Fourth stage is and first bacteria screening is sterilisation by using TERBAC-G5 or equivalent a Govt Laboratory certified branded halogen compound test certificate of TERBAC -G5 or equivalent from PHED or Authorised labaratory mentioning suitablity for sterilization should be submitted to the office before using for sterilization. (e) Fifth stage is cleaning the floor of the water tank. (f) Sixth stage of cleaning and third bacteria screening is to sterilize the floor of the water well by the using loaboratory certified branded strong oxidizing agent TERBAC-G65 or equivalent test certified of of TERBAC-G65 or equivalent from PHED or authorised laboratory mentioning suitability for sterilizarion should be submitted to the office before using for sterilizarion

Taking sample of water from Jackwell /sump wells/ borewell/ User end and getting tested from PHED Raw water test to be carried out by Directorate of PUBLIC HEALTH ENGINEERRING OFFICE by collection of sample from source of water physical and chemical and BACTERIOLOGICAL ANALYSIS to be carried out in every monthss report shall be submitted to the Engr-in-Charge.

Supply, fixing and testing digital electromagnetic water flow meter SS 316 size 80 mm flanged end. Media - ETP/STP/Water/ Process fluids. MOC for flow tubes : SS 304. Coil Hosting - MS (Powder coared). Min conductivity reqd - 5 micron Seimens/cm. Supply voltage - 230 VAC, display LED /LCD : intergral digital output 4 - 20 mA. Accuracy +/- 5% of measured value . Para meters displayed : Flow Totalizerincluding all necessary accessories as approved complete all as specified and directed.

Supply, fixing and testing digital electromagnetic water flow meter SS 316 size 100 mm flanged end. Media - ETP/STP/Water/ Process fluids. MOC for flow tubes : SS 304. Coil Hosting - MS (Powder coared). Min conductivity reqd - 5 micron Seimens/cm. Supply voltage - 230 VAC, display LED /LCD : intergral digital output 4 - 20 mA. Accuracy +/- 5% of measured value . Para meters displayed : Flow Totalizerincluding all necessary accessories as approved complete all as specified and directed.

Supply, fixing and testing digital electromagnetic water flow meter SS 316 size 150 mm flanged end. Media - ETP/STP/Water/ Process fluids. MOC for flow tubes : SS 304. Coil Hosting - MS (Powder coared). Min conductivity reqd - 5 micron Seimens/cm. Supply voltage - 230 VAC, display LED /LCD : intergral digital output 4 - 20 mA. Accuracy +/- 5% of measured value . Para meters displayed : Flow Totalizerincluding all necessary accessories as approved complete all as specified and directed.

(Note : The Scope of Work contained in 'Sch of Credit' amounting to Rs. 63320.00 (refer Tender Srl Page No 31). The Quoted sum shall be arrived at after deducting the amount of “Sch of Credit” from the total amount of the ‘BoQ’

M/S KAR CONSTRUCTION

M/S CONTRACTS

NAYAK BROTHERS

M/S AHUJA TRADING

UNIVERSAL CONSTRUCTION

Prahalad Rai