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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹51.8 LAccepted-AOC NO 229 ANGAPPAN STREET MITTANAMALAI AVADI IAF CHENNAI 600 055 | CHENNAI | CHENNAI | TAMIL NADU | 600055 | L1 | Accepted-AOC Being lowest tenderer | |
| 2 | L2₹68.8 L+₹7.2 L (11.7%)Rejected-Finance | L2 | Rejected-Finance Being other than lowest tenderer |
Tender Value
₹64.5 L
EMD Value
₹1.2 L
Closing Date
26 May 2022, 6:00 pmClosed
Shri. Narinder Singh, IDSE, SE(SAG)
COMMANDER WORKS ENGINEERS CHENNAI PALLAVAN SALAI CHENNAI 600 002
87661E8 BOQ REP TO EXT WATER SUPPLY, CLEANING OF RESERVOIRS WKS IN ARMY AND AF AREA UNDER GE AVADI
2022_MES_519669_1
87661E8
Open Tender
Civil Works - Water Works
Item Rate
180 days
GE AVADI CHENNAI
AS PER NIT
9 documents required · 9 mandatory
₹1,000
GE AVADI CHENNAI
₹1.2 L
Yes
20 Jul 2022
23 Apr 2022
2 Jun 2022
23 Apr 2022
26 May 2022
14 May 2022
23 Apr 2022 - 4 May 2022
Amount
REVISED BOQ UPLOADED ON 10 MAY 2022, BOQ UPLOADED ON 23 APRIL 2022 CANCELLED
SCH "A" PART-I (EXTERNAL WATER SUPPLY)
Dismantling wrought iron or mild steel work of any description not otherwise provided for and taken on credit complete all as specified and as directed.
Surface dressing not exceeding 15cm including all grass vegetation, saplings, shrubs, brushwood, undergrowth, roots etc., and removing rubbish to outside of MD land in any type of soil complete all as specified and as directed.
Earthwork in excavation by mechanical means (hydraulic excavator) in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50m in any type of soil complete all as specified and as directed.
Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm in any type of soil complete all as specified and as directed.
Rolled mild steel as in plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment of Fe-410-W (Gde E-250, quality A) and fixing complete all as specified and as directed.
Rolled mild steel as in framed work as in valve chamber covers of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. covers to be prepared for hanging or sliding with and including hinges (exclusive of steel sheeting or other covering) of Fe-410-W (Gde E-250, quality A) and fixing complete all as specified and as directed.
Rolled mild steel as in stairs (framed) including stringers, treades, landing, balusters, hand rails etc. in cluding cleats, brackets, etc. of Fe-410-W (Gde E-250, quality A) and fixing complete all as specified and as directed.
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Taking up / down water mains of galvanised iron tubing including all fittings from trenches / walls / roof / floor etc., and removal from site under Sch of credit and provision of steel tubing, galvanised, medium grade, with all fittings such as bends, elbows, tees etc., and fixed complete to walls and ceilings or laid in floors etc., of the following bore of pipes complete all as specified and as directed.
(a) 20mm bore of pipe.
(b) 25mm bore of pipe.
Taking up / down water mains of galvanised iron tubing including all fittings from trenches / walls / roof / floor etc., and removal from site under Sch of credit and provision of steel tubing, galvanised, medium grade, with all fittings such as bends, elbows, tees etc., and laid in trenches / under roads / crossings etc., of the following bore of pipes complete all as specified and as directed.
Earthwork as required shall be measured and paid separately.
(a) 40mm bore of pipe.
(b) 50mm bore of pipe.
Taking up cast iron mains (including all fittings), with spigot and socket ends and lead joints including burning out joints and recovering lead, trenches / walls / roof / floor etc., and removal from site under Sch of credit and provision of ductile iron pipes, spigot and socket joints of "K-9" class in any lengths laid in trenches of the following bore of pipes complete all as specified and as directed.
(a) Earthwork as required shall be measured and paid separately.
(b) DI/CI specials and lead / tyton joints as required shall be measured and paid separately.
(a) 100mm bore of pipe.
(b) 150mm bore of pipe.
(c) 200mm bore of pipe.
(d) 250mm bore of pipe.
(e) 300mm bore of pipe.
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Cast iron fittings such as Bends (any type, radius 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 as required, weighed as per IS-1538 suitable for cast iron / ductile iron pipes upto 150mm bore of pipe, (flanged / socket) complete all as specified and as directed
Cast iron fittings such as Bends (any type, radius 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 as required, suitable for cast iron / ductile iron pipes 200mm to 300mm bore of pipe, (flanged / socket) complete all as specified and as directed
Tyton joints with rubber gasket suitable for ductile iron pipes of the following bore of pipes complete all as specified and as directed.
(a) 100mm bore of pipe.
(b) 150mm bore of pipe.
(c) 200mm bore of pipe.
(d) 250mm bore of pipe.
(e) 300mm bore of pipe.
Run lead joints as in repairs by melting down old lead including spun yarn or tarred gasket for the cast iron pipes, spigot and socket joints of the following bore of pipes complete all as specified and as directed.
(a) 100mm bore of pipe.
(b) 150mm bore of pipe.
(c) 200mm bore of pipe.
(d) 250mm bore of pipe.
(e) 300mm bore of pipe.
Dismantling and taking up unserviceable foot valve and removal from site under Sch of credit and provision of cast iron foot valve, single disc with flanged ends drilled with holes, ISI marked (conforming to IS 4038) with rubber gasket 3mm thick, mild steel nut, bolts and washers, necessary machining works of the following bore of pipe complete all as specified and as directed.
The footvalves are fitted to existing suction lines of monoblock / centrifugal pumps in the UG Sump
(a) 80mm bore of pipe.
(b) 100mm bore of pipe.
(c) 150mm bore of pipe.
Dismantling and taking up unserviceable ball valve and removal from site under Sch of credit and provision of ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed of the following bore of pipe complete all as specified and as directed.
(a) 20mm bore of pipe.(minimum weight 20mm-210gms)
(b) 25mm bore of pipe.(minimum weight 25mm-455gms)
SCH "A" PART-II (REPAIRS TO PUMPSETS)
Taking out non functional submersible (vertical) type pumpsets including motors of capacity 5 HP / 7.5 HP from bore well for repair by lifting GI tubing of size 50 mm from upto a depth of 60m by means of chain pully block or other T&P, disconnecting electrical and pipe line connection, transporting to workshop for repairing and reassembling after servicing and overhauling complete with oiling / greasing, lubricating the parts includng repair / renewal of worn out parts and spray painting with one coat of synthetic enamel paint after cleaning and scrubing, shifting back to borewell, lowering and reinstallation, commissioning and testing on full load complete all as specified and directed by Engineer - in - Charge.
(a) Major defective spares, replaced shall be measured and paid separately as supply only as given in list of spares here-in-after.
(b) Cost of consumables like grease, cotton waste etc., other minor items /spares such as nut, bolts washers, gaskets, paints etc which are not covered under List of spares but required for effective functioning of the plant shall be deemed to be included in the rate quoted.
Supply only spare parts of submersible (vertical) type pumpsets for borewell complete all as specified and as directed.
(a) Impeller for submersible pumpset of capacity 5.0 HP / 7.5 HP
(b) Thrust bearing complete for submersible pumpset of capacity 5.0 HP / 7.5 HP
(c) Brass bush and distance piece for submersible pumpset of capacity 5.0. HP / 7.5 HP
(d) CI Bowl assembly including GI support strip for submersible pumpset of capacity 5.0 / 7.5 HP
Dismantling motor of submersible (vertical) type pumpsets of any make / model, rewinding with super enamelled copper winding of appropriate gauge and quality and insulated with varnish after removal of burnt out winding from slots with emery paper, including replacement of minor parts like worn out bush, bearing, "O" rings and filling of cooling oil with oil seal and terminal lead for AC three phase, 415 volts grade, reassembling the motor commissioning and testing for full functionality, pumpsets of 7.5 HP capacity complete all as specified and directed by Engineer - in - Charge.
Dismantling motor of submersible (vertical) type pumpsets of any make / model, rewinding with super enamelled copper winding of appropriate gauge and quality and insulated with varnish after removal of burnt out winding from slots with emery paper, including replacement of minor parts like worn out bush, bearing, "O" rings and filling of cooling oil with oil seal and terminal lead for AC three phase, 415 volts grade, reassembling the motor commissioning and testing for full functionality, pumpsets of 5 HP capacity complete all as specified and directed by Engineer - in - Charge.
Unscrewing column pipes segment wise, inspect for damage, replacing damaged segments and reassembling and make ready for lowering complete all as specified and directed by Engineer - in - Charge.
(a) The replaced column pipes shall be measured and paid separately as supply only.
Supply only as column pipe steel tubing, galvanised, medium grade, in single segments of 3.0m, screwed both ends, 01 No heavy duty coupling suitable for the column pipe in replacement of damaged segments bore of pipe 50mm complete all as specified and directed by Engineer - in - Charge.
Supply only as column pipe cPVC pipes of pressure rating 20 kg / sqcm in single segments of 3.0m, screwed both ends, 01 No heavy duty coupling suitable suitable for the column pipe in replacement of damaged segments size of pipe 50mm complete all as specified and directed by Engineer - in - Charge.
PVC Borewell top cover cup 200mm dia as in repairs complete all as specified and as directed
Nylon rope 16mm dia to be used in Borewell as in repairs complete all as specified and as directed
Taking out defective submersible pumpets including motor of capacity 5 HP / 7.5 HP from openwell / sump for repair by lifting GI tubing of size 50 mm from upto a depth of 30m by means of chain pully block or other T&P, disconnecting electrical and pipe line connection, transporting to workshop for repairing and reassembling after servicing and overhauling complete with oiling / greasing, lubricating the parts includng repair / renewal of worn out parts and spray painting with one coat of synthetic enamel paint after cleaning and scrubing, shifting back to openwell / sump , lowering and reinstallation, commissioning and testing on full load complete all as specified and directed by Engineer - in - Charge.
(a) Major defective spares replaced shall be measured and paid separately as supply only as given in list of spares here-in-after.
(b) Cost of consumables like grease, cotton waste etc., other minor items /spares such as nut, bolts washers, gaskets, paints etc which are not covered under List of spares but required for effective functioning of the plant shall be deemed to be included in the rate quoted.
Supply only spare parts of submersible pumpsets for openwell / sump complete all as specified and as directed.
(a) Impeller for submersible pumpset of capacity 5.0 HP / 7.5 HP
(b) Thrust bearing complete for submersible pumpset of capacity 5.0 HP / 7.5 HP
(c) Brass bush and distance piece for submersible pumpset of capacity 5.0. HP / 7.5 HP
(d) CI Bowl assembly for submersible pumpset of capacity 5.0 / 7.5 HP
Dismantling motor of submersible openwell / sump pumpsets of any make / model, rewinding with super enamelled copper winding of appropriate gauge and quality and insulated with varnish after removal of burnt out winding from slots with emery paper, including replacement of minor parts like worn out bush, bearing, "O" rings and filling of cooling oil with oil seal and terminal lead for AC three phase, 415 volts grade, reassembling the motor commissioning and testing for full functionality, pumpsets of 7.5 HP capacity complete all as specified and directed by Engineer - in - Charge.
Dismantling motor of submersible openwell / sump pumpsets of any make / model, rewinding with super enamelled copper winding of appropriate gauge and quality and insulated with varnish after removal of burnt out winding from slots with emery paper, including replacement of minor parts like worn out bush, bearing, "O" rings and filling of cooling oil with oil seal and terminal lead for AC three phase, 415 volts grade, reassembling the motor commissioning and testing for full functionality, pumpsets of 5.0 HP capacity complete all as specified and directed by Engineer - in - Charge.
Taking down existing flat submersible cable and provision of PVC Insulated and PVC sheathed industrial submersible water proof flat cable for submersible pump motors 650/1100 volts grade, connected with necessary ferrules / water proof joint of the following sizes complete all as specified and as directed.
(a) 3 core 6 sqmm
(b) 3 core 10 sqmm
Direct on-line starter, three phase, 415 Volts, 50 hz, relay rating 11 to 18 Amps, suitable for pumpsets upto 7.5 HP capacity, in sheet metal enclosure of IP-54 protection as in repairs complete all as specified and as directed.
Direct on-line starter, three phase, 415 Volts, 50 hz, relay rating 9 to 14 Amps, suitable for pumpsets upto 7.5 HP capacity, in sheet metal enclosure of IP-54 protection as in repairs complete all as specified and as directed.
Servicing of LT starter panel board of any size, cleaning of panel board internally and externally, tightening all screws and nuts and bolt, replacing minor parts like screws, washers, lugs etc, checking the serviceability of all switchgears and painting with one coat of synthetic enamel paint complete all as specified and as directed.
Unserviceable switchgear shall be measured and paid separately.
SCH "A" PART-III (FIRE FIGHTING)
Hose Boxes made of 18 gauge MS sheet 800 mm x 600 mm x 250 mm size with double door, door frames shall be of 16 gauge MS sheet, with 4mm thick glass, lock, 2 keys and a break glass, recess for key. The hose box shall be painted fire red outside and brilliant white inside as in repairs complete all as specified and as directed.
Hose reel drum of mild steel, as per IS-884, reel length 30m rubber hose 20mm dia with gun metal / brass nozzle as in repairs complete all as specified and as directed.
SCH "A" PART-IV (CLEANING OF OHT AND SUMPS AND DISILTING OF OPENWELLS)
Draining out all water from Over Head Tank any height / staging, cleaning the internal surfaces by scrapping down / brushing and removing all silt, dirt, algae etc from walls, floors, washing / cleaning with water and bleaching powder and applying one coat of white wash to all internal surfaces of floor, walls and ceilings, preparing old steel surfaces and applying one coat of anti corrosive bituminous paint, such as on vent pipes, inlet, outlet pipes, ladder and one coat of synthetic enamel paint to MS pipe railing of the following capacities complete all as directed by Engineer-in-charge.
(a) Rate quoted is deemed to include painting to obliterate labels using black paint same as existing dimensions and writing particulars etc using white paint with height of letters same as existing writing
(b) The contractor shall provide all mandatory safety and precautionary measures for the labour to work in heights, enclosed spaces and prevent asphyxiation.
(c) Digital photographic record of work carried out for each OHT shall be kept on record and printout made part of Final Bill.
(d) All dirt, muck and growth removed during cleaning shall be disposed off away from MD land.
(e) The contractor may use mechanical machinery in the cleaning process. However nothing extra shall be paid for the same.
(i) 10000 gallons capacity(10m staging)
(ii) 10000 gallons capacity(14m staging)
(iii) 50000 gallons capacity (14m staging)
(iv) 50000 gallons capacity (21m staging)
(v) 100000 gallons capacity (14m staging)
(vi) 100000 gallons capacity (21m staging)
(vii) 150000 gallons capacity (21m staging)
(viii) 250000 gallons capacity (21m staging)
Pumpout out all water from Under ground sump / storage tank / flood water storage sumps, cleaning the internal surfaces of by scrapping down / brushing and removing all silt, dirt, algae etc from walls, floors, washing / cleaning with water and bleaching powder and applying one coat of white wash to all internal surfaces of floor, walls and ceilings and one coat of cement base paint to all external surfaces including top surfaces of OH tanks and including preparing old steel surfaces and applying one coat of anti corrosive bituminous paint on all old steel surfaces such as vent pipes, inlet, outlet pipes, ladder of the following capacities complete all as directed by Engineer-in-charge.
(a) Rate quoted is deemed to include painting to obliterate labels using black paint same as existing dimensions and writing particulars etc using white paint with height of letters same as existing writing and painting of hash markings of water level indicator.
(b) The contractor shall provide all mandatory safety and precautionary measures for the labour to work in enclosed spaces and prevent asphyxiation.
(c) Digital photographic record of work carried out for each sump shall be maintained and printout made part of Final Bill.
(d) All dirt, muck and growth removed during cleaning shall be disposed off away from MD land.
(e) The contractor may use mechanical machinery in the cleaning process. However nothing extra shall be paid for the same.
(i) 20000 gallons capacity
(ii) 30000 gallons capacity
(iii) 50000 gallons capacity
(iv) 60000 gallons capacity
(v) 100000 gallons capacity
(vi) 150000 gallons capacity
(vii) 600000 gallons capacity
Desilting of open / shallow wells by bailing out of water from the well by using pumpset, removing of silt (mud / sand etc) from the floor of the wells and depositing at a distance not less than 50m, cleaning the internal vertical surface of well with wire brushes, removing of plants, moss and algae growth and floating algae growth on the water, of following size of wells complete all as directed by Engineer-in-charge.
(a) Rate quoted is deemed to include painting to obliterate labels using black paint same as existing dimensions and writing particulars etc using white paint with height of letters same as existing writing.
(b) The contractor shall provide all mandatory safety and precautionary measures for the labour to work in enclosed spaces and prevent asphyxiation.
(c) Digital photographic record of desilting work carried out for each openwell shall be kept on record and printout made part of Final Bill.
(d) All dirt, muck and growth removed during desilting shall be disposed off away from MD land.
(i) Well of diameter 6m and depth 18m.
(ii) Well of diameter 3m and depth 12m.
Developing and flushing the bore wells for a period of 4 hours with high pressure compressed air pump till clear water flows out including removing and refixing of installation complete all as specified and as directed.
Digital photographic record of flushing work carried out for each borewell shall be kept on record and printout made part of Final Bill.
R K ARUMUGAM
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