REPAIR / MAINTENANCE OF SLUICE VALVE, NRV, FOOT VALVE AND PUMPING PIPE LINE AT VARIOUS PUMP HOUSE UNDER AGE (I) LANSDOWNE.

Amount

Excavation in trenches in any type of soil n.exc 1.5 mtr wide and n.exc 1.5 mtr in depth for foundation laying of pipe etc n.exc 10 sqmm on plan and n.exc 1.5 mtr in depth and getting out complete all as specified and as directed.

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

Removal of excavated material & surplus soil to a distance n.exc 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified and as directed.

Taking up or down existing GI pipe of following sizes from trenches / walls / roof / floor etc including connection and cleaning for refixing or removal from site and making good to distrubed area (surface of walls / floor etc) complete all as specified and as directed.

(a) GI Pipe 150 mm dia

(b) GI Pipe 100 mm dia

(c) GI Pipe 80 mm dia

(d) GI Pipe 40/50 mm dia

(e) GI Pipe 25 mm dia

(f) GI Pipe 20 mm dia

(g) GI Pipe 15 mm dia

S & F GI tubing, "medium grade" (ISI Marked) with screwed joints or welded joints all as per site requirement incl all fittings complete laid in trenches / on walls / on ceiling / roof etc incl necessary suitable size of MS clamps / saddling on walls / ceiling etc complete all as specified and directed at water supply distribution/pumping system Lansdowne of following bore of GI pipes :- Make:- Jindal Hisar / TATA / Prakash Surya

(a) GI Pipe 150 mm dia

(b) GI Pipe 100 mm dia

(c) GI Pipe 80 mm dia

(d) GI Pipe 50 mm dia

(e) GI Pipe 40 mm dia

(f) GI Pipe 25 mm dia

(g) GI Pipe 20 mm dia

(h) GI Pipe 15 mm dia

S & F in replacement GI fitting Bends, Socket , Union, Flange, Nipple etc (Heavy duty) of size 80 mm to 150 mm dia complete all as specified and directed. Note :- Site of fixing may be in any pumping installation/distribution system at Lansdowne.

S & F in replacement GI fitting Bends, Socket , Union, reducer, elbow, Nipple, MS Plug etc (Heavy duty) of size 15 mm to 50 mm dia complete all as specified and directed. Note :- Site of fixing may be in any pumping installation/distribution system at Lansdowne.

Disconnecting and taking down the existing unserviceable sluice valve 150 mm dia installed in position and removed from site and Supply, Fixing, testing and connecting cast iron sluice valve heavy duty double flanged, 150 mm dia PN 1.6 confirming to IS 14846: 2000 ISI marked with Stainless steel spindle and two nos of MS flange of 16mm thick, 8 holes with nuts and bolts packing materials complete including cutting the existing watermain for fixing cast iron sluice valve and jointing welding complete required at site of water supply installations/distribution system complete all as specified and directed. Make:- Kirloskar/L&T/Bir/ Zoloto/Leader

All as per Item No. 23 above but 100 mm dia complete all as specified and directed.

All as per Item No. 23 above but 80 mm dia complete all as specified and directed.

Disconnecting and taking down the existing unserviceable non return valves of cast iron and supply installing and testing of heavy duty cast iron non return valve PN 1.6 confirming IS 5312-1 (2004) ISI marked along with two Nos of heavy duty flange 16 mm thick, 8 hole suitable for 100 mm dia with all fixing accessories such as suitable size nut and bolts of 16 Nos, packing material of leather buffalo including cutting the existing water main of 100 mm dia for fixing the non return valve, welding jointing complete as per site requirement at water supply installations/distribution system complete all as specified and directed. Make:- Kirloskar/L&T/Bir/ Zoloto/Leader

All as per Item No 26 above but 80 mm dia As per site requirement at water supply installations complete all as specified and directed.

Disconnecting and taking down the unserviceable gun metal gate valve 50 mm dia from installed position and removed from site and Supply, fixing and connecting Gun metal gate valves of size 50mm ISI marked confirmming to IS 778-1984 with iron wheel head, screwed both ends for GI pipe complete all as specified and directed. Make:- Kirloskar/L&T/Bir/ Zoloto/Leader

All as per Ser No. 28 above but 40 mm dia complete all as specified and directed.

All as per Ser No. 28 above but 25 mm dia complete all as specified and directed.

All as per Ser No. 28 above but 20 mm dia complete all as specified and directed.

All as per Ser No. 28 above but 15 mm dia complete all as specified and directed.

M&L Construction of brick masonry valve chamber (as per standard drawing) of internal size 900x900x900mm with sub class 'B' bricks in cement mortar 1:6 with 2mm thick MS sheet cover and angle iron frame made out of 40x40x6mm angle with locking arrangement duly painted with two coat of bitumen paint over a coat of red oxide primer incl necessary earth work and excavating in soft loose soil returning filling in removal of surplus soil complete incl 100 mm thick PCC 1:4:8 type B-2 (using 40 mm graded stone aggregate) in base concrete and 50 mm thick coping PCC 1:2:4 type B-0 (using 12.50 mm graded stone aggregate) over brick wall top incl. two coats of snowcem rendering plastering work complete all as specified and directed.

Supply and Fixing in repair valve pit chamber top cover of size 900x900 mm made with 2mm thick MS sheet with supporting MS angle iron frame made out of 40x40x6mm and painting with two coat of bitumen paint over a coat of red oxid primer and locking arrangment complete all as specified and directed.

S&F in repair GI elbows/bend/unions/sockets/ tees/nipple with welding joint of 150mm water mains both ends for making leak proof between IInd lift to Stn HQ/SMT tank and any site of water supply installation all as specified and directed. Note:- The cost of Fittings such as elbows/bend/unions/sockets/ tees/nipple etc shall be included in the unit rate quoted by the contractor.

S&F in repair GI elbows/bend/unions/sockets/ tees/nipple with welding joint of 100mm/80mm water mains both ends for making leak proof from Zero to IInd lift and or as per site requirement of water supply installation all as specified and directed. Note:- The cost of Fittings such as elbows/bend/unions/sockets/ tees/nipple etc shall be included in the unit rate quoted by the contractor.

M & L In repair for angle iron work for support of water pipeline by welding at scattered location complete all as specified and directed.

M&L for walling of square rubble uncoursed well bonded, bedded and solidity hearted built in cement motor 1:6 for support for pipe line complete all as specified and directed. Note: Site of work is hilly terrain which is not approachable by road.

M&L for cement concrete 1:4:8 type D2 ( using 40 mm graded stone aggregate) as in foundation, filling or mass concrete complete all as specified and directed Note: Site of work is hilly terrain which is not approachable by road

Cutting the existing floor/ roads for laying of GI pipe line and making good the distrubed surface with PCC 1:2:4 type B1 (using 20 mm stone aggregate) complete all as specified and directed.

Supply only Calcium Hypochlorite Grannulas (65%-70%) complete all as specified and directed. Make:- Altoch-ch/ Aquafit/ Puri Chlor

S&F in repair cast iron foot valve, flanged end type confirming to IS-4038, ISI marked alongwith fixing accessories such as suitable size nut, bolts, washer & rubber gasket of following size complete all as per site requirement all as specified and directed :-

100 mm dia

80 mm dia

S&F in repair electronic star delta timer 3-30 seconds type ST100,160-500Volts, 50Hz complete all as specified and directed.

S&F in repair Power Contactor 95 Amps complete all as specified and directed.

S&F in repair auxiliary contact block side mounting with 1 No + 1 NC commplete all as speciffied and directed.

S&F in repair motor protection relay D2MPR commplete all as speciffied and directed.

S&F in repair Phase failure relay with under and over voltage settings complete all as specified and directed.

M&L for Collecting water sample from water supply installation of lansdowne and carry out water quality test (pH, TDS, Turbidity, Alkalinity, Total hardness, Fluoride, nitrate, Sulfate, RFC, Colour, Conductivity, Chloride, odour, Total coliform, E.Coli) from recognised government organisation complete all as specified and directed.

M&L in repair for earthing complete with galvanised steel earth plate electrode 600x600x6mm thick burried directly in ground. (earth pit not less than 2.25 mtr depth below ground level at any type of strata ) with top edge of the earth plate not less than 1.5mtr below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15cm all around the plate. connected by 32x6 mm GI strip as earth lead by means of brass nuts and bolt,thimbles check nuts, washers including concrete chamber of PCC 1:3:6 type C-1 using 20mm graded stone aggregate with fair finish, internal surface of concrete chamber shall be given internal dia 300mm x300mm, 15mm thick plaster in CM 1:4 funnel with wire mesh, RCC pit cover of 320x320x80mm size (1:2:4) Type B1 using 20mm graded stone aggregate rainforced with XPM all as shown in electrical plate No 3 of MES SSR Part-1(2009) and specified including and provision of GI strip upto 7.5 mtrs long with 40 mm dia medium grade Gi pipe protection and watering pipe of GI 20 mm bore, medium grade, including all exavation and earth work and connecting the earthing strip to panel, including testing on completion complete all as specified and directed by Engr-in-charge. Note:- (i) RCC pit cover shall be precast of RCC(1:2:4) type B1, 80mm thick rainforced with XPM weighting not less than 4kg/sqm in lieu of CI cover. (ii) Cost of additional GI strip more than 7.5 mtrs will be measured and paid seperately under relevant items.

M&L in repair for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required but 32x06mm galvanised iron strip incl taking down old strip complete all as specifed and directed.

M&L for brick work with sub class 'B' old size bricks straight or curved on plan exc 6.00 m mean radius built in cement mortar 1:6 for Pipe Line Support complete all as specified and directed.

M&L for rendering 10 mm thick cement plaster 1:6 on external surfaces of brick wall/concrete surface complete all as specified and directed.

S&F in Repair water pressure gauge of pressure 0-40 kg/sqmm with dial size of 100 mm dia along with ball valve of suitable size complete all as specified and directed. Make :- Kirloskar/ H-Lal/L&T

Supply only packing material champion jointing metallic sheet size of 1mtr x 1 mtr complete all as specified and directed.

Disconnecting and taking down the existing unserviceable butterfly valves of cast iron and S&F testing and connecting cast iron butterfly valve lever operated heavy duty double flanged, 100 mm dia PN 1.0 confirming to IS 13095 ISI marked with Stainless steel stem and disc and two nos of MS flange of 16mm thick, 4 holes with nuts and bolts packing materials complete including cutting the existing watermain for fixing cast iron butterfly valve and jointing welding complete required at site of water supply installations complete all as specified and directed. Make:- Kirloskar/L&T/Bir/ Zoloto/Leader

JS CONSTRUCTION COMPANY (BID ID -3507069)

PANTECH INSTRUMENTS AND SERVICES (BID ID -3506798)