REPLACEMENT OF VINTAGE CI GI PIPES AND ALLIED INFRA AT BHALUKMARA IN JORHAT MIL STATION

Amount

Taking up cast iron water mains (including all fittings), 150 mm nominal size, with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and as directed.

Taking up cast iron water mains (including all fittings), 100 mm nominal size, with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and as directed.

Taking up or down 80 mm bore of steel tubing and connections, including cleaning for refixing or removal to store or taken on schedule of credit complete all as specified.

Taking up or down 40 mm or 50 mm bore of steel tubing and connections, including cleaning for refixing or removal to store or taken on schedule of credit complete all as specified.

Taking up or down 25 mm or 32 mm bore of steel tubing and connections, including cleaning for refixing or removal to store or taken on schedule of credit complete all as specified.

Taking up or down 20 mm bore of steel tubing and connections, including cleaning for refixing or removal to store or taken on schedule of credit complete all as specified.

Supplying & laying in trenches 150 mm nominal dia ductile iron pressure pipe for water mains, centrifugally cast, spigot and socket ends (for push on joints), class K9 in any length,inside shall be cement coating and outside shall be zinc coated with finishing layer of black bitumen/blue epoxy coating duly ISI marked including Rubber gasket joints (push on joints) conforming to IS complete all as specified and as directed.

Supplying & laying in trenches 100 mm nominal dia ductile iron pressure pipe for water mains, centrifugally cast, spigot and socket ends (for push on joints), class K9 in any length, inside shall be cement coating and outside shall be zinc coated with finishing layer of black bitumen/blue epoxy coating duly ISI marked including Rubber gasket joints (push on joints) conforming to IS complete all as specified and as directed.

Supplying & laying in trenches 80 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

Supplying & laying in trenches 50 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

Supplying & laying in trenches 40 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

Supplying & laying in trenches 25 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

Supplying & laying in trenches/ or on wall, 20 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

S & F 50 mm gun metal, globe or gate valve with iron wheel head, screwed both ends for iron pipe and fixed to pipe complete all as specified and as directed.

S & F 40 mm gun metal, globe or gate valve with iron wheel head, screwed both ends for iron pipe and fixed to pipe complete all as specified and as directed.

S & F 25 mm gun metal, globe or gate valve with iron wheel head, screwed both ends for iron pipe and fixed to pipe complete all as specified and as directed.

S & F 20 mm gun metal, globe or gate valve with iron wheel head, screwed both ends for iron pipe and fixed to pipe complete all as specified and as directed.

S & F, in repair, butterfly valve (ISI Marked)cast iron, PN 1.6, class 125, nominal size 150 mm as per IS 13095: 1991 complete all as specified and as directed.

S & F, in repair, butterfly valve (ISI Marked)cast iron, PN 1.6, class 125, nominal size 100 mm as per IS 13095: 1991 complete all as specified and as directed.

S & F, in repair, butterfly valve (ISI Marked)cast iron, PN 1.6, class 125, nominal size 80 mm as per IS 13095: 1991 complete all as specified and as directed.

M & L in repairs for rising stem type CI sluice valves (ISI Marked) having double flanged SS spindle for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 (Reaffirmed 2010) of preferred materials, nominal size 200 mm including nuts, bolts, packing sheets, a pair of rubber gasket ISI mark, complete all as specified and as directed.

M & L in repairs for rising stem type CI sluice valves (ISI Marked) having double flanged SS spindle for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 (Reaffirmed 2010) of preferred materials, nominal size 150 mm including nuts, bolts, packing sheets, a pair of rubber gasket ISI mark, complete all as specified and as directed.

M & Lfor rising stem type CI sluice valves (ISI Marked) having double flanged SS spindle for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 (Reaffirmed 2010) of preferred materials, nominal size 100 mm including nuts, bolts, packing sheets, a pair of rubber gasket ISI mark, complete all as specified and as directed.

M & L for rising stem type CI sluice valves (ISI Marked)having double flanged SS spindle for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 (Reaffirmed 2010) of preferred materials, nominal size 80 mm including nuts, bolts, packing sheets, a pair of rubber gasket ISI mark. complete all as specified and as directed.

Supply, installation, testing and commissioning digital type water level indicator for OH PS/RCC water reservoir having staging height 15/12 Mtr including with suitable dia sensor wire and all connected accessories to display exact water level and indicating all programmed parameter complete all as specified and as directed. Make RMCO

M & L for construction of new valve chamber of size 900 mm X 900 mm X 900 mm with necessary brick work (subclass B) in CM 1:4, including necessary earth work in any type of soil, PCC foundation (1:4:8) type D-2, 40 mm grade stone aggregate as in base concrete, brick work in CM 1:4 with 15 mm thick plaster internally and externally including 15cm below ground level externally on all sides, 3.15 mm thick MS cover with hinges and locking arrangement fixed to angle iron frame made out of 40 mm X 40 mm X 6 mm MS angles complete with 2 coats of synthetic enamel paint over one coat of red oxide prime on all metal works & three coats of white wash on all plastered surfaces of valve chambers complete all as specified & directed by Engineer-in-Charge.

M & L for construction of new valve chamber of size 600 mm X 600 mm X 600 mm with burnt brick (Sub class B) including necessary earth work in any type of soil, PPC foundation (1:4:8) type D-2 20 mm grade stone aggregate as in base concrete, brick work in CM 1:4 with 10 mm thick plaster internally and 15 mm thick externally in CM 1:4, 4 mm thick MS cover with hinges and locking arrangement fixed to angle iron frame made out of 40 mm X 40 mm X 6 mm MS angles complete with 2 coats of synthetic enamel paint over one coat of red oxide prime on all metal works & three coats of white wash on all plastered surfaces of valve chambers complete all as specified & directed by Engineer-in-Charge.

Materials and labour for filling / topping up filtration media gravel of size 20 mm to 40 mm, as per IS 8419 part-I 1977, inside existing rapid gravity filter / pressure filter at different locations complete all as specified and as directed.

Materials and labour for filling / topping up filtration media gravel of size 12 mm to 20 mm inside existing rapid gravity filter / pressure filter at different locations complete all as specified and as directed.

Materials and labour for filling / topping up filtration media gravel of size 6 mm to 12 mm, as per IS 8419 part-I 1977, inside existing rapid gravity filter / pressure filter at different locations complete all as specified and as directed.

Materials and labour for filling / topping up filtration media gravel of size 3 mm to 6 mm, as per IS 8419 part-I 1977, inside existing rapid gravity filter / pressure filter at different locations complete all as specified and as directed.

Materials and labour for filling / topping up filtration media sand, effective size 0.35 mm to 0.50 mm, hard and resistant quartz or quartzite, free from clay, fine particles, soft grains and dirt of every description, as per IS 8419 part-I 1977, inside existing rapid gravity filter/ pressure filter at different complete all as specified and as directed.

Materials and labour for filling / topping up Magnese dioxide (MnO2) (FERRIMENIX COMPOUND) media approx size 20mm-24mm with MnO2 content of minimum 65% inside existing aeration tower/Oxidation Chamber complete all as specified and directed.

Materials and labour for filling / topping up carbofelt compound/Anthracite Cole, hard compact variety of Coal, having submetallic test use with carbon content between 92.1% and 98% media inside existing aeration tower/Oxidation Chamber complete all as specified and directed.

Supply, installation, testing and commissioning Chrorine dosing system with multi cavity water sanitiser / conditioning station with proportional dosing arrangment at zero discharge of the following specifications:-(i) MOC : Nonmetallic (ii) Maximum Temperature : 45 degree centigrade (iii)Operation : Power free automatic (iv) Dosing pattern : Proportional (v) Capacity : 100 litres to 200 litres (v) Compatibility : Stequa 411 AE Refill / Prefill-Total Refill and tank lid must have provision for mounting dosing pump on the lid / wall. Cavities are complete with lid shaving attachments of overflow valve, water inlet valve, outlet valve (for offline auto mated gravity flow) and drain valve complete all as specified.

Supply only Stequa 411 AE plastic cylindrical sealed disposable sanitiser refill for disinfection of drinking water with arrangements for controlled release of disinfectant in water, suitable for operation through suitable feeder in pressurised line. Replacement : visual & weight variation, operation type : non contact / non inhalatory, cylinder dia : 2.5 inches+/-0.5 inches, cylinder height : 10.0inches+/-0.5inches. STEQUA Auto Economy Refill 411AE must be compliant with operators’ health safety considering regular exposure complete all as specified.

Supply, installation, testing and commissioning of factory made powder coated (CPRI approved) indoor type, dust & vermin proof feeder pillar box made out of 3.15 mm CRCA steel sheet of approx size 1.5m X 1.0m X 0.45m in order to accomodate all accessories as mentioned below,and angle iron 50 mm x 50mm x 6 mm as base , powder coated over one coat of red oxide primer and synthetic enamel paint suitably grouted in floor including bus bar, internal wiring with PVC insulated single core cables of copper conductor of suitable size with hinged double door shutters (front & rear), cubical type locking arrangement and slanted roof. The size of panel boards shall be suitable for housing the accessories given here under and also suitable for operation on AC 415 Volt, 3 phase, 50 Hz supply system including the following accessories: - (a) INCOMING (i) MCCB 125 Amps, 4 pole, 415 V, 25 kA - 1 No Thermal Magnetic Release ). (ii) Digital multifunction meter - 1No (iii) Change Over Switch 125 Amps - 1 Nos (b) OUTGOING (i) MCCB 63 Amps, 4 pole, 18 kA - 01 Nos . (ii) MCCB 50 Amps, 3 pole, 18 kA - 03 Nos (iii) MCB 6-32 Amps, 2 pole, 10 kA - 02 Nos (iv) Fully Automatic Star Delta Starter for 15 HP motor - 3 Nos (v) Motor Protection Relay (protection of earth fault, locked rotor Single phasing, Phase seq reversal and Trip indicator etc) suitable for upto 15 HP - 03 Nos (vi) Spare compartment - 02 Nos, complete all as specified and directed.

Supply, installation, testing and commissioning of factory made powder coated (CPRI approved) outdoor type, dust & vermin proof feeder pillar box made out of 3.15 mm CRCA steel sheet of size 0.5m x 0.5m x 0.45m in order to accomodate all accessories as mentioned below,and angle iron 40 mm x 40mm x 6 mm as base , powder coated over one coat of red oxide primer and synthetic enamel paint suitably grouted in floor including bus bar, internal wiring with PVC insulated single core cables of copper conductor of suitable size with hinged double door shutters (front & rear), cubical type locking arrangement and slanted roof. The size of panel boards shall be suitable for housing the accessories given here under and also suitable for operation on AC 415 Volt, 3 phase, 50 Hz supply system including the following accessories: - (a) INCOMING (i) MCCB 63 Amps, 4 pole, 415 V, 18 kA - 1 No (ii) Digital multifunction meter - 1No (iii) LED phase indicator lamp (RYB) - 1 Set. (b) OUTGOING (i) MCCB 40 Amps, 4 pole, 18 kA - 01 Nos. (ii)Fully Automatic Star Delta Starter for upto 15 HP -1 Nos (iii)Spare compartment - 02 Nos (vi) Spare compartment - 02 Nos, (v) Motor Protection Relay (protection of earth fault, locked rotor Single phasing, Phase seq reversal and Trip indicator etc)- suitable for upto 15 HP, complete all as specified and directed.

Supply and fix Valve, reflux, with by-pass arrangement, 100 mm (4”) dia including removing old unsv complete all as specified and as directed.

M & L for cement concrete in foundation, filling and mass concrete C2 type 1:3:6 (Nominal Mix) using 40 mm nominal size graded crushed stone aggregate, including demolition of old PCC incl making up damage complete all as specified and as directed.

Construction of Supporting arrangement (For lifting Submersible pump from borewell along with column pipe )with 80 mm GI pipe as Tripod ( min 6 m each ) and angle iron frame work 50 x 50 x 6 mm duly welded for fixing up chain pulley and GI pipe fully grouted in PCC (1:3:6) type C-2 in foundation of depth at least 1.0 m and with angle iron frame embeded in GI pipe etc including painting with two coats of synthetic enamel paint over a coat of red oxide primer to all steel surfaces completed including earth work, welding and other works and accessories as required and all as specified and directed by Engr-in-Charge.

M & L for earthing complete with galvanised steel plate earth electrode 600 mm X 600 mm X 6 mm 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 earthing lead of 25 mm X 4 mm galvanised mild steel strip by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 40 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed by the Engineer-in-charge.

S & F 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 25 mm X 4 mm galvanised mild steel strip complete all as specified and as directed.

M&L for Test point terminal box made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hexagonal head screwe complete all as specified and as directed.

S&F rolled MS steel work in joist,channel,angle,or tee sections,fixed independently by welding, posts,braching and purlins etc including special shaped washers etc., complete using but welded of grade Fe-290 (Gde E165) with one coat of zinc chromate primer paint for stairs, Aeration tower and perimeter Guard on sedimentation tank and using scaffolding as necessary on ground for repair work incl removing old unsv etc all as specified and directed.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or water supply pipes lines etc or not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in soft/ loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose/ hard/ dense soil complete all as specified and as directed.

Removing excavated material (soils) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point

M & L for boring under road, pavement, hard standing by trenchless technology using latest boring technique/ or by mechanical means for insertion of GI/CI/PP-R/PVC pipe of 100mm dia and above complete all as specified and as directed. Note- Pipes shall be measured and paid separtely.

M & L for boring under road, pavement, hard standing by trenchless technology using latest boring technique/ or by mechanical means for insertion of GI/CI/PP-R/PVC pipe upto 80mm dia complete all as specified and as directed. Note- Pipes shall be measured and paid separtely.

Supplying & laying ductile iron specials (class K9 as per IS 9523: 2000) of any type, any radius/ angle, any nominal dia for mechanical and push on flexible joints for cast iron or ductile iron pressure pipe lines complete all as specified and as directed. Note- Rubber gasket joints (push on joints) shall be measured and paid separately.

Flint India

HEMONTA DAS

KAY CEE CO. INDIA

Garg Brothers

M/S PAUL CONSTRUCTION

M/S DB TRADING CO

HAMTECH ENGINEERING PRIVATE LIMITED