Repair /Replacement of valve pits chamber, earthing and certain electrical works including other connecting items in Water Supply installation and repair/replacement of header, sluice valves, non return valves and air release valves at different loca

Amount

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth in hard/dense soil, getting out and levelling of bottom surface to required level complete all as specified and directed by Engr-in-Charge.

Returning, fillingin, including spreading, leveling, watering and well ramming in layers not exc. 25 cm thick in hard/dense soil complete all as specified and directed by Engr-in-Charge.

Removing excavated material of hard/dense soil from site to a distance not exc. 50 mtr away and depositing where directed to a level not exc. 1.5 mtr above the starting point complete all as specified and directed by Engr-in-Charge.

Fabrication (Welding work) of MS Header of size 400 to 500mm pipe at various pump house site for arresting leakages on header including necessary fittings and required material for arresting the leakage and vibration, complete all as specified and directed by Engr-in-Charge.

Fabrication (Welding work) of MS Header of size 300 to 350mm pipe at various pump house site for arresting leakages on header including necessary fittings and required material for arresting the leakage and vibration etc. complete all as specified and directed by Engr-in-Charge.

Fabrication (Welding work) of MS Header of size 200 to 250mm pipe at various pump house site for arresting leakages on header including necessary fittings and required material for arresting the leakage and vibration etc. complete all as specified and directed by Engr-in-Charge.

Painting two coats of synthetic enamel paint as per existing pattern on pipe surface / header connection including preparation of surfaces by scratching and removing the rust, red primer coat complete all as specified and directed by Engr-in-Charge.

Surface dressing of uneven surface of natural ground, rough excavated surface not exceeding 15 cm (as per site requirment) deep for cleaning of area by cutting the unwanted bushes / vegetation growth in and around the area of installations / around the valve pit chamber / along the pipe line routes if required etc. complete all as specified and directed by Engr-in-Charge.

Plain cement concrete, M-10(1:3:6) type C-1 (using 20mm graded stone aggregate) as in supporting of pipes/stone walls etc. Including form work. Complete all as specified and directed by Engr-in-Charge.

Cast iron sluice valve (in replacement) of size 300 mm (PN 1.6) (ISI Marked) with iron wheel head, both end flanged, stainless steel spindle, non rising type complete with neoprene rubber gasket, nuts, bolts and washers, necessary welding wk etc.including taking down old unserviceable one complete all as specified and directed by Engr-in-Charge. Make:-Kirloskar/Leader/L&T/zoloto/BVI/ BIR

All as per Ser item No 10.00 here-in-before but sluice valve of size 250 mm.

All as per Ser item No 10.00 here-in-before but sluice valve of size 200 mm.

All as per Ser item No 10.00 here-in-before but sluice valve of size 150 mm.

All as per Ser item No 10.00 here-in-before but sluice valve of size 100 mm.

All as per Ser item No 10.00 here-in-before but sluice valve of size 80 mm.

Cast iron non return valve (in replacement), conforming to IS-5312, suitable for 300 mm bore pipe, heavy duty ,both end flanged of pressure rating PN 1.6 and jointing with rubber or fibre board gasket with nuts, bolts and washers, welding wk including taking down old unserviceable one complete all as specified and directed by Engr-in-Charge. Make:- Kirloskar/Leader/L&T/zoloto/BVI/ BIR

All as per Ser item No 16.00 here-in-before but Non Return Valve of size 250 mm.

All as per Ser item No 16.00 here-in-before but Non Return Valve of size 200 mm.

All as per Ser item No 16.00 here-in-before but Non Return Valve of size 150 mm.

All as per Ser item No 16.00 here-in-before but Non Return Valve of size 100 mm.

All as per Ser item No 16.00 here-in-before but Non Return Valve of size 80 mm.

Cast iron air release valve (in replecement) of size 100mm dia with two air outlets including all jointing materials like high pressure rubber gasket, nuts, bolts, washers and fixing arrangement etc. complete all as specified and directed by Engr-in-Charge. Make:TATA/ZOLOTO/KIRLOSKAR/ LEADER/L&T (AUDCO)

All as per Ser item No 22.00 here-in-before but air release valve of size 80 mm.

Cast iron fittings for spigot and socket ends for pressure pipe for water mains such as bends, tapers tee pieces, single branch, cross collar, caps and plugs suitable for 200 to 300 mm bore, all s per specifications of IS-1538 (Pt-1 to 23)-1976 complete all as specified and directed by Engr-in-Charge.

All as per ser item No 24.00 here-in-before but upto 150mm bore.

Cutting existing CI/DI/MS pipe of bore 200 to 300mm size and jointing with proper welding and testing of all fittings complete with all welding/threading works and jointing material laid in trenches/ on surface / slopes/ pillars/ culverts including necessary earth work etc. complete all as specified and directed by Engr-in-Charge.

Cutting existing CI/DI/MS pipe of bore 80 to 150mm size and jointing with proper welding and testing of all fittings complete with all welding/threading works and jointing material laid in trenches/ on surface / slopes/ pillars/ culverts including necessary earth work etc. complete all as specified and directed by Engr-in-Charge.

Repair to leakage of spigot & socketed joints of CI/DI pipe line by providing lead/tyton joints using fresh lead & spun yarn in position for spigot & socketed pipes at any depth and retrieving old lead, including necessary excavation and earth work in any type of soil, returning, filling in ,bailing out water, cutting & welding where required of the following sizes of pipe complete all as specified and directed by Engr-in-Charge. Note:- (a) Contractor will fully responsible for necessary earth work mechnical excavation, required T&P items, and welding works etc. After repair making good distrubed surfaces of road/walls/floor etc and matching with existing surface, rates are deemed to be include in the quoted rate. (b) Required extra fittings/pipe will be measured and paid separate.

400mm bore pipe.

300mm bore pipe.

250mm bore pipe.

200mm bore pipe.

150mm bore pipe.

100mm bore pipe.

Repair to leakage joints of MS pipe line at any depth and retrieving old materials including necessary excavation & earth work in any type of soil, returning, filling in ,bailing out water, cutting & welding where required of the following sizes of pipe complete all as specified and directed by Engr-in-Charge. Note:- (a) Contractor fully responsible for necessary earth work mechnical excavation, required T&P items, and welding works etc. After repair making good distrubed surfaces of road/walls/floor etc and matching with existing surface, rates are deemed to be include in the quoted rate. (b) Required extra fittings/pipe will be measured and paid separate.

300mm bore pipe.

250mm bore pipe.

200mm bore pipe.

Supply, laying, jointing and testing of ERW MS pipe, class 'B', 300 mm bore having wall thickness 6mm with permissible tolerance + 10%, pipe shall be conforming to IS-3589, IS marked and steel grade of Fe-410 along with joints (as per site requirements) and taking down of old unserviciable pipe, laid in trenches/along road/on surfaces/slopes/pillars/culverts/causeways etc. complete all as specified and directed by Engr-in-Charge. Note:- (i) Jointing of pipe line will be done through flanging including nut bolts, washers, flanges etc or circular welding as per site requirment and directed by Engr-in-Charge. (ii) Excavation and earth work will be measured and paid separately). Make: TATA/GST/JINDAL/PRAKASH/ BST

All as per Ser item No 30.00 here-in-before but MS pipe of 250 mm bore.

All as per Ser item No 30.00 here-in-before but MS pipe of 200 mm bore.

Earthing complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron strip 32×6mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion, complete all as specified and directed by Engr-in-Charge.

Earthing complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised earth lead wire 4.0mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on competion, complete all as specified and directed by Engr-in-Charge.

Earthing complete with copper plate 60 x 60 cm x 3.15 mm thick electrode and 20x3mm copper strip as earthing lead buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earth electrode earth strip 20 x 3 mm as earthing lead by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion, complete all as specified and directed by Engr-in-Charge.

Valve pit chamber of size1200 x1200 x1200mm for valve including excavation and earth work in any type of soil and 100 mm thick PCC- 7.5(1:4:8), type D2 in foundation, brick work in CM (1:6), plastring internal surface 15 mm thick in CM (1:4), PCC (1:3:6), type C1, coping, 50 x50x6 mm angle iron, 6 mm thick MS plate cover complete with locking arrangement, painting steel and iron surface with two coats of synthetic enamel paint over a coat of zinc chrome primer complete all as specified and directed by Engr-in-Charge.

All as per serial item No 36.00 here-in-before but valve chamber of size 600x600x600mm.

All as per serial item No 36.00 here-in-before but valve chamber of size 900x900x1000mm.

All as per serial item No 36.00 here-in-before but valve chamber of size 600x600x750mm.

Street light fitting, 30 Watt with best in class design & Robust heat shrink along with class leading IP , IK & Surge protections including GI pipe 25mm dia bracket with F.I. clamps and all assessories complete all as specified and directed by Engr-in-Charge. Make : Havells cat part No LHEXAYP7PN6K030 or equivalent in bajaj/philips/wipro .

Street light fitting, 50 Watt with best in class design & Robust heat shrink along with class leading IP , IK & Surge protections including GI pipe 25mm dia bracket with F.I. clamps and all assessories complete all as specified and directed by Engr-in-Charge. Make : Havells cat part No LHEXAYP7PN6K050 or equivalent in bajaj/philips/wipro.

Flood light, 50 W with best in class design & Robust heat shrink along with leading IP, IK & surge protections for long testing performance including clamps, bolt & nuts and all assessories complete all as specified and directed by Engr-in-Charge. Make : Havells cat part No LHEECPNP7PB6J050 or equivalent in bajaj/philips/wipro.

Flood light, 100 W with best in class design & Robust heat shrink along with leading IP, IK & surge protections for long testing performance including clamps, bolt & nuts and all assessories complete all as specified and directed by Engr-in-Charge. Make : Havells cat part No LHEECPNP7PB6J100 or equivalent in bajaj/philips/wipro.

Sub main wiring with 2 runs of 4 sqmm, PVC insulated unsehathed copper cable multistranded, 1100 V FRLS grade with drawn in concealed PVC conduit not less than 19mm dia and one run of PVC insulated unsheathed 4 sqmm as earth continuity conductor drawn in PVC concealed conduit with accessories complete all as specified and directed by Engr-in-Charge. Note - 3 run of 4 sqmm and one run of concealed conduit will be measured as one length i.e RM and rate for cutting and chassing and making good with cement mortar 1:3 is included in the unit rate considered. Make: L&T/FINOLEX/GRANDLAY/ POLYCAB/ANCHOR/HAVELLS

Rigid non metallic PVC conduit 20mm exclusive of boxes (junction/terminal) but inclusive of all tees, bends elbows, reucers, bell mouth tube ends and fixing accessories such as couplers, lock nuts, saddles pipe hooks etc complete all as specified and directed by Engr-in-Charge.

GI light grade pipe 40mm dia for cable protection including all fittings and fixtures complete all as specified and directed by Engr-in-Charge. Make: TATA/GST/JINDAL/PRAKASH

Aluminium strip 25 x 3.15mm with saddles and fixing screws etc for roof conductors and down conductors above ground and fixing with clamps complete all as specified and directed by Engr-in-Charge.

Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw complete all as specified and directed by Engr-in-Charge.

Air termination, single pointed aluminium rod 12mm dia and 300mm long complete complete all as specified and directed by Engr-in-Charge.

The following parameter are to be analysed for raw/treated water used for drinking purpose as per IS-10500:2012 :- (A) Organoleptic and physical parameter :- i. Color , Hazen units Max, ii. Odour, iii. Test, iv. Turbidity , NTU , Max v. pH Valve, vi.Total disserved solids (TDS), mg/L, Max (B) Toxic Substances :- i Mercury (as Hg), mg/L , Max ii. Arsenic (as As ) , mg/L, Max iii. Cyanide (as N) , mg/L , Max iv. Lead (as Pb ) , mg/L, Max v. Chromium (as Cr6+) , mg/L Max vi. Cadmium (as Cd) , Mg /L, Max (C) Bacterological parameter :- i, T coli form , MPN/100 ml ii. E Coli , MPN /100 ml

(D) General parameters concerning substances undesireable in excess amount :- i. Total hardness (as CaCO3) mg/L, Max ii. Calcium (as Ca), mg/L, Max iii. Ammonia (as total ammonia-N) mg/L., Max iv. Sulphide (as H2S) mg/L, Max v. Chloride (as CL), mg/L , Max vi. RFC (Residual free chorine ), mg/L , Max vii Fluoride (as F), mg/L , Max viii. Iron (as Fe), mg/l Max ix. Magnesium ( as Mg) , mg/L, Max x. Copper (as CU) , mg/L , Max xi. Sulphate (as SO4) , mg /L Max xii. Nitrate (as NO3) mg/L , Max xiii. Phenolic compounds (as C6H5OH), mg/L, Max xiv. Selenium (as Se), mg/L , Max xv. Zinc (as Zn), mg/L, Max xvi. Alkalinity , mg/L , Max xvii. Aluminum (as Al) , mg/L , Max xviii. Boron (as B) , mg/L , Max xix. Anionic , detergents (as MBAs) , mg/L, Max

ATUL TRADING CO

BARU ENTERPRISES

MOHAN LAL AND SONS

SHARMA SALES CORPORATION

DAVINDER SINGH

K S BUILDERS