Military Engineer Services Tender
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Military Engineer Services - MES Tender
Civil And Construction
Water Storage And Supply
Eprocure
Opening Date1 Jul 2024
Closing Date4 Sep 2024
Tender Amount₹ 20,00,000
Costs
EMD
₹ 40,000Document Cost
₹ 500Tender Fee
Refer Documents
Description
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Contact
Tender Id
2024_MES_663200_1Bid Award Id
ViewTender No
GEP-12/2024-25Tender Authority
Military Engineer Services ViewPurchaser Address
-Website
http://http://mes.gov.in/
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
Documents
BOQ Items
Taking up or down GI tubing including all fittings from trenches, wall, floor etc including cleaning for refixing or removing to store for safe custody or disposal under schedule of credit of size 15 mm bore complete all as specified and directed.
Note : (a) Earth work shall be measured & paid under relevant item.
24
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-
All as per the description of Serial item No. 4 here-in-before but for of size 20mm bore, complete all as specified and directed.
30
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-
All as per the description of Serial item No. 4 here-in-before but for of size 25mm bore, complete all as specified and directed.
36
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-
All as per the description of Serial item No. 4 here-in-before but for of size 40mm bore, complete all as specified and directed.
36
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-
All as per the description of Serial item No. 4 here-in-before but for of size 50mm bore, complete all as specified and directed.
42
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-
All as per the description of Serial item No. 4 here-in-before but for of size 80mm bore, complete all as specified and directed.
30
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-
All as per the description of Serial item No. 4 here-in-before but for of size 100mm bore, complete all as specified and directed.
30
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-
Taking up or down 150 mm bore CI/DI pipes( including all fittings),with spigot and socket ends or flanged ends and lead joints including burning out joints,rubber joints from trenches/walls /floors including cleaning for re-fixing or remove to store yard/ credited to contractor complete all as specified and directed.
30
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-
All as per the description of Serial item No. 11 here-in-before but for of size 200mm bore, complete all as specified and directed.
66
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-
All as per the description of Serial item No. 10 here-in-before but for of size 250mm bore, complete all as specified and directed.
18
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-
Supplying, laying, jointing and testing 15 mm bore galvanised steel water tubing medium grade (ISI marked) laid in trenches with medium grade galvanised iron fitting (ISI marked) such as bends, tees, sockets, nipples & unions, flanges etc complete all as specified and directed.
24
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-
All as per the description of Serial item No. 14 here-in-before but for of size 20mm bore, complete all as specified and directed.
30
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-
All as per the description of Serial item No. 14 here-in-before but for of size 25mm bore, complete all as specified and directed.
36
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-
All as per the description of Serial item No. 14 here-in-before but for of size 40mm bore, complete all as specified and directed.
36
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-
All as per the description of Serial item No. 14 here-in-before but for of size 50mm bore, complete all as specified and directed.
42
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-
All as per the description of Serial item No. 14 here-in-before but for of size 80mm bore, complete all as specified and directed.
30
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-
All as per the description of Serial item No. 14 here-in-before but for of size 100mm bore, complete all as specified and directed.
30
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-
Supply, laying, jointing and testing of DI pipe 150 mm bore with spigot and socket ends, centrifugally cast class-K-9 suitable for tyton joints, in any length, laid in trenches/pillars complete all as specified and directed.
30
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-
All as per the description of Serial item No. 21 here-in-before but for of size 200mm bore, complete all as specified and directed.
66
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-
All as per the description of Serial item No. 21 here-in-before but for of size 250mm bore, complete all as specified and directed.
18
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-
Material and labour for CI/DI Fittings such as bends (any type radius and angle ) tapers any type , bends , tee pieces single branch Y junction double branch , cross (all type socket as spigot and socket etc) ,collar , cap and plugs suitablr for spigot and socket pipes upto 150 mm bore including rubber gasket completeall as specified and directed.
110
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-
Material and labour for CI/DI Fittings such as bends (any type radius and angle ) tapers any type , bends , tee pieces single branch Y junction double branch , cross (all type socket as spigot and socket etc) ,collar , cap and plugs suitablr for spigot and socket pipes from 200mm bore upto 300 mm bore including rubber gasket complete all as specified and directed.
300
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-
Supply, installation, connecting and testing sluice valve 100 mm bore cast iron body class-PN-1.6 with flanged ends drilled pipes, ISI marked (IS:14846:2000), having brass spindle with iron wheel at top complete with nuts, bolts, washers, rubber gasket, etc including taking down old un-serviceable sluice valve all as specified and directed.
4
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-
All as per the description of Serial item No. 26 here-in-before but for of size 150mm bore, complete all as specified and directed.
5
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-
All as per the description of Serial item No. 26 here-in-before but for of size 200mm bore, complete all as specified and directed.
3
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-
All as per the description of Serial item No. 26 here-in-before but for of size 250mm bore, complete all as specified and directed.
1
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-
S&F Cast iron Air valve with two outlets both ends flanged and drilled, of size 100 mm bore, (ISI marked) conforming to IS-14846 -2000 with pressure rating of PN-1.6 with stainless steel spindle and iron wheel head including jointing material such as nuts, bolts, washers and rubber gasket etc,including taking out old un-serviceable complete all as specified and directed.
1
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-
All as per the description of Serial item No. 30 here-in-before but for of size 150mm bore, complete all as specified and directed.
2
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S&F in repairs 50 mm bore gun metal, globe or gate valve, heavy duty confirming to IS -778 with iron wheel head, screwed both ends for iron pipe including taking out old un-serviceable one complete all as specified and directed.
2
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-
All as per the description of Serial item No. 32 here-in-before but for of size 40mm bore, complete all as specified and directed.
3
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-
All as per the description of Serial item No. 32 here-in-before but for of size 32mm bore, complete all as specified and directed.
5
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-
All as per the description of Serial item No. 32 here-in-before but for of size 25mm bore, complete all as specified and directed.
5
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-
All as per the description of Serial item No. 32 here-in-before but for of size 20mm bore, complete all as specified and directed.
5
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-
All as per the description of Serial item No. 32 here-in-before but for of size 15mm bore, complete all as specified and directed.
2
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-
Cutting of existing 200mm bore cast iron pipe in position to required length for repairs of blockage or insert new CI fitting such as collers, branches,tee etc or pipe complete all as specified and directed. Note:- Excavation and earth work,fittings,pipe etc shall be measured and paid separately.
3
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-
All as per the description of Serial item No. 36 here-in-before but for of size 150mm bore, complete all as specified and directed.
3
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-
M&L run lead joint for cast iron spigot and socket pipe (water main) and fittings for 100 mm bore including taking out old lead from joints complete all as specified & directed. Note:-Excation and earth work shall be measured and paid saperately.
5
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-
All as per the description of Serial item No. 40 here-in-before but for of size 150mm bore, complete all as specified and directed.
5
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-
M&L rubber gasket joints (tyton joints) for CI/DI pipes of 100mm bore spigot and socket pipes including taking out old un-serviceable tyton joint complete all as specified & directed. Note:-Excation and earth work shall be measured and paid saperately.
5
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-
All as per the description of Serial item No. 42 here-in-before but for of size 150mm bore, complete all as specified and directed.
5
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Dismantling of existing brick masonry valve pit 750x750x750mm or 120x120x120mm including stacking serviceable material for credited to contractor and removal of unserviceable material from site complete all as specified and directed.
10
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-
M&L construction of valve pit of inner sizes 750 x 750 x 750mm brick masonry construction complete with mild steel sheet cover 3.15 mm thick and angle iron frame of size 50 x 50 x 6mm duly painted with two coats of synthetic enamel paint over a coat of red oxide primer and including locking arrangement and lifting handle all as specified and shown on drawing. All internal surface and external surface upto 15 cm below normal ground level of brick masonry shall be plastered 15mm thick in cement mortar 1:4, finish even and smooth including necessary excavation and earth work in any type of soil and PCC work all as per TD drg complete all as specified and directed.
10
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-
Cleaning of sedimentation tank (45mx25mx2.5m-02 Nos) by taking out the mud,silt,sand and other particle and removing the waste material to a distance not less than 50m and spreading and levelling complete as directed including washing and scrubing down of algae,scales,vegetation and shrubs from the inside of tank with wire brush,washing with lime mixed water including applying two coats of white wash inside of tank after preparation of surface,external surface of tank shall be painted with two coats of cement base paint including preparetion of old surfaces,provided block of size 90x60cm on external surface of wall with black synthetic enamel paint including write capacity of tank,date of cleaning of tank,next due date of cleaning of tank with white paint complete all as specified and directed.
4
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Cleaning of semi under-ground sump shed type (supply tank) of capacity 52000 gallons at depth of 1.5 mtr by removing sludge, mud or any other foreign material from the bottom and inernal wall surface of tank by means of wire brush and spraying of cleaned fresh water, bailing out accumulated dirty water inside the tank with pump sets, removal of deposited muds and other sediments, washing of internal surface with sufficient quantity of mixture in suitable proportion (0.10 Kg bleaching powder will be mix in 1.0 litre water), finally applying two coats of lime washing on entire internal surface of walls, allowing applied coat to become dry and wait for confirmation from MES staff, writing the date of cleaning and capacity of tank with white synthetic enamel paint or black background with synthetic enamel paint complete all as specified and directed.
4
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Cleaning of RCC underground sump of capacity 1 Lakh Gallon at depth of 3 mtr be removing sludge, mud or any other foreign material from the bottom and internal wall surfae of tank by means of wire brush and spraying of cleaned fresh water, bailing out accumulated dirty water inside the tank with pump sets, removal of deposited muds and other sediments, washing of internal surface with sufficient quantity of mixture in suitable proportion (0.10 Kg of bleaching powder will be mix in 1.0 litre water), finally applying two coats of lime washing on entire internal surface of walls, allowing applied coat to become dry and wait for confirmation from MES Staff, writing the date of cleaning and capacity of tank with white synthetic enamel paint on black background with synthetic enamel paint complete all as specified and directed.
4
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Cleaning of RCC over head water tank of capacity 100000 gallon at 21m height by removing sludge, mud or any other foreign material from the bottom and internal wall surface of tank by means of wire brush and spraying of cleaned fresh water, bailing out accumulated dirty water inside the tank with pump sets, removal of deposited muds and other sediments, washing of internal surface with sufficient quantity of mixture in suitable proportion (0.10 Kg of bleaching powder will be mix in 1.0 litre water), finally applying two coats of lime washing on entire internal surface of walls, allowing applied coat to become dry and wait for confirmation from MES staff, writing the date of cleaning and capacity of tank with white synthetic enamel paint on black background with synthetic enamel paint complete all as specified and directed.
2
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Cleaning of RCC over head water tank of capacity 10000 Gallons at 10 metre height by removing sludge, mud or any other foreign material from the bottom and internal wall surface of tank by means of wire brush and spraying of cleaned fresh water, bailing out accumulated dirty water inside the tank with pump sets, removal of deposited muds and other sediments, washing of internal surface with sufficient quantity of mixture in suitable proportion (0.10 Kg of bleaching powder will be mix in 1.0 litre water), finally applying two coats of lime washing on entire internal surface of walls, allowing applied coat of become dry and wait for confirmation from MES Staff, writing the date of cleaning and capacity of tank with white synthetic enamel paint on black background with synthetic enamel paint complete all as specified and directed.
2
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Cleaning of RCC over head water tank of capacity 3000 gallons at 10 metre height by removing sludge, mud or any other foreign material from the bottom and internal wall surface of tank by means of wire brush and spraying of cleaned fresh water, bailing out accumulated dirty water inside the tank with pump sets, removal of deposited muds and other sediments, washing of internal surface with sufficient quantity of mixture in suitable proportion (0.10 Kg of bleaching powder will be mix in 1.0 litre water), finally applying two coats of lime washing on entire internal surface of walls, allowing applied coat to become dry and wait for confirmation from MES staff, writing the date of cleaning and capacity of tank with white synthetic enamel paint on black background with synthetic enamel paint complete all as specified and directed.
1
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-
Note for item No 46 to 51 :- (i) Dewatering process shall be continuous as per working hrs provn of standby arrangement of another pumping set on failure of working pump set shall be arranged by contractor. (ii) Adequate skilled man power shall be employed for cleaning. (iii) All protective arrangement / instrument during cleaning and dewatering shall be provided by contractor deemed to be included in the cost of cleaning. (iv) Work shall be executed by experienced persons in trade and all safety precautions as per CP norms will be ensured during cleaning of open well / UG sump / Overhead tank by the contractor. (v) An intimation will be given to Engr in charge before execution and after completion of work.
-
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Deployment of man power for collecting the sample of water from different point such as underground sump, open well, bore well for chemical and bacteriological testing of water from authorised govt lab for iron content in water, PH value, Hardness, turbidity, chloride, fluoride and other parameters as per IS standards.
5
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Repairing centrifugal pump set by replacing of the relevant spares taken and including packing, refixing and testing of motor of capacity 30 HP complete etc., all as specified and as directed.Note: Spare parts/ accessories like shaft, bush, bearings, gland etc., shall be measured and paid separately under relevant items of this schedule.
2
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-
Supply only the following spares suitable for 30 HP capacity centrifugal pump set Gland coller complete with nut & bolts:-
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Impeller bronze
1
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Pump Shaft
1
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-
Shaft sleeve
1
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-
Bearing
2
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-
Repairing centrifugal pump set by replacing of the relevant spares taken and including packing, refixing and testing of motor of capacity 12.5 HP complete etc., all as specified and as directed(Make:- Kirloskar ).Note: Spare parts/ accessories like shaft, bush, bearings, gland etc., shall be measured and paid separately under relevant items of this schedule.
1
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-
Supply only the following spares suitable for 12.5 HP capacity centrifugal pump set Gland coller complete with nut & bolts
-
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Impeller bronze
1
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Pump Shaft
1
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Shaft sleeve
1
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-
Bearing
2
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Repairing centrifugal split type/monoblock pump set by replacing of the relevant spares taken and including packing, refixing and testing of motor of capacity 7.5/5.0 HP complete etc., all as specified and as directed.(Make:- Kirloskar ) Note: Spare parts/ accessories like shaft, bush, bearings, gland etc., shall be measured and paid separately under relevant items of this schedule.
2
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-
Supply only the following spares suitable for 7.5/5.0 HP capacity centrifugal split type/monoblock pump set
-
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Impeller bronze
1
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-
Pump Shaft
1
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-
Shaft sleeve
1
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-
Bearing
2
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Repairing centrifugal split type/monoblock pump set by replacing of the relevant spares taken and including packing, refixing and testing of motor of capacity 2.0/1.0 HP complete etc., all as specified and as directed.(Make:- Kirloskar ) Note: Spare parts/ accessories like shaft, bush, bearings, gland etc., shall be measured and paid separately under relevant items of this schedule.
1
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-
Supply only the following spares suitable for 2.0/1.0 HP capacity centrifugal split type/monoblock pump set
-
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Impeller bronze
1
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-
Pump Shaft
1
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Shaft sleeve
1
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-
Bearing
2
-
-
M&L for stripping out squirrel cage, induction motor, 3 phase 415 volts AC 50 centrifugal/submersible starter and rotor cleaning up internally and externally including removing old burnt copper wire, worn out bearing and rewiring/ rewinding with new copper wire, including necessary transportation workshop and bring back to the installation and assembling, testing and commissioning of motor complete etc., all as specified and directed for the following capacity:-
-
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-
For 30 HP capacity
1
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-
For 12.5 HP capacity
1
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-
For 7.5/5 HP capacity
1
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For 2/1 HP capacity
1
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-
M&L required for attending water supply complaints of any type , finding of fault/ defect and repairing the same including required jointing materials and making water supply functional complete all as specified and directed. Note :- Quoted rate shall be inclusive for following provisions: (i) Contractor shall deploy one plumber and one helper for collect the complaints from MES complaint cell as and when intimated by Engineer-in-Charge (ii) Tools,minor spares such as washer,nuts, white lead etc as required for rectifying complaints (iii) Contractor shall submit the details of rectification /non retification of complaints to Engineer-in-Charge after attending complaint.
30
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-
Cleaning away all grass ,vegetation, saplings ,shrubs ,brushwood, under growth, roots, and trees not exceeding 30 cm girth(measured one metre above ground level) and removing rubbish upto a distance of 50 metres outside the periphery of the area under clearance complete all as specified and directed.
2500
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S&F 1.6/2.0/2.4/2.7/3.0/3.5mm 50 mtr round nylon rope roll for grass cutter trimmer complete all as specified and directed.
5
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S&F grass cutter trimmer head/top of suitable size complete all as specified and directed.
5
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S&F in replacement of mechanical joint suitable for 100 mm bore CI/DI/GI pipe lines with all its fittings as required for jointing the pipe lines including taking out old un-serviceable one complete all as specified and directed.
3
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-
All as per the description of Serial item No. 66 here-in-before but for of size 150mm bore, complete all as specified and directed.
4
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All as per the description of Serial item No. 66 here-in-before but for of size 200mm bore, complete all as specified and directed.
6
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-
S & F in replacement Lubricant oil of best quality suitble for Air blower as per site including taking out old un-serviceable oil complete all as specified and directed.
5
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S&F in replacement 80 mm union for GI pipe including taking out old un-serviceable one complete all as specified and directed.
20
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-
All as per the description of Serial item No. 70 here-in-before but for of size 50mm, complete all as specified and directed.
27
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-
All as per the description of Serial item No. 70 here-in-before but for of size 40mm, complete all as specified and directed.
31
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-
All as per the description of Serial item No. 70 here-in-before but for of size 25mm, complete all as specified and directed.
26
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-
All as per the description of Serial item No. 70 here-in-before but for of size 20mm, complete all as specified and directed.
28
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-
All as per the description of Serial item No. 70 here-in-before but for of size 15mm, complete all as specified and directed.
15
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-
S&F in replacement 20 to 15 mm Reducer Socket for GI pipe including taking out old un-serviceable one complete all as specified and directed.
33
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-
All as per the description of Serial item No. 76 here-in-before but for of size 25 to 20mm, complete all as specified and directed.
45
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-
All as per the description of Serial item No. 76 here-in-before but for of size 25 to 15mm, complete all as specified and directed.
35
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-
S&F in replacement 15mm elbow for GI pipe including taking out old unserviceable one complete all as specified and directed.
10
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-
All as per the description of Serial item No. 79 here-in-before but for of size 20mm, complete all as specified and directed.
35
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-
All as per the description of Serial item No. 79 here-in-before but for of size 25mm, complete all as specified and directed.
38
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-
All as per the description of Serial item No. 79 here-in-before but for of size 50mm, complete all as specified and directed.
20
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-
S&F in replacement 15mm socket for GI pipe including taking out old unserviceable one complete all as specified and directed.
15
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-
All as per the description of Serial item No. 83 here-in-before but for of size 20mm, complete all as specified and directed.
35
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-
All as per the description of Serial item No. 83 here-in-before but for of size 25mm, complete all as specified and directed.
37
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-
S&F in replacement nipple 15mm 4 inch long for GI pipe including taking out old unserviceable one complete all as specified and directed.
35
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-
All as per the description of Serial item No. 86 here-in-before but for of size 20mm 4 incl long, complete all as specified and directed.
38
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-
All as per the description of Serial item No. 86 here-in-before but for of size 25mm 4 incl long, complete all as specified and directed.
37
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-
All as per the description of Serial item No. 86 here-in-before but for of size 40mm 4 incl long, complete all as specified and directed.
35
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-
All as per the description of Serial item No. 86 here-in-before but for of size 50mm 4 incl long, complete all as specified and directed.
35
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-
S&F in replacement elbow reducer 20 x 15mm for GI pipe including taking out old unserviceable one complete all as specified and directed.
35
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-
All as per the description of Serial item No. 91 here-in-before but for of size 25 x 20mm, complete all as specified and directed.
20
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-
S&F in replacement Tee 15mm for GI pipe including taking out old unserviceable one complete all as specified and directed.
8
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-
All as per the description of Serial item No. 93 here-in-before but for of size 20mm, complete all as specified and directed.
15
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-
All as per the description of Serial item No. 93 here-in-before but for of size 25mm, complete all as specified and directed.
18
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-
All as per the description of Serial item No. 93 here-in-before but for of size 40mm, complete all as specified and directed.
15
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-
All as per the description of Serial item No. 93 here-in-before but for of size 50mm, complete all as specified and directed.
16
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-
S&F spun yarn for CI pipe including taking out old unserviceable one complete all as specified and directed.
10
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-
S&F in repairs ball brass valves, high pressure, with polythene float and fly nut complete, screwed for 15 mm bore iron pipe or brass ferrule complete all as specified & directed.
62
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-
S&F in repairs ball brass valves, high pressure, with polythene float and fly nut complete, screwed for 20 mm bore iron pipe or brass ferrule complete all as specified & directed.
125
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-
S&F in repairs ball brass valves, high pressure, with polythene float and fly nut complete, screwed for 25 mm bore iron pipe or brass ferrule complete all as specified & directed.
218
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-
Supply and fix MS Cover of 3.0 mm thick sheet having angle (50x50x6mm) with Hook, Hold fast, Hinge etc. and painting it with two coat of black paint over a coat of red oxide primer suitable for valve pit size 90 x 90 x 90cm including taking out old un-serviceable one of any type and size obtained at site complete all as specified and directed.
5
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-
Supply and fix MS Cover of 3.0 mm thick sheet having angle (50x50x6mm) with Hook, Hold fast, Hinge etc. and painting it with two coat of black paint over a coat of red oxide primer suitable for valve pit size 120 x 120 x 120cm including taking out old un-serviceable one of any type and size obtained at site complete all as specified and directed.
5
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-
Supply and mixing of Dewatering Poly Electrolite 100 % Purity complete all as specified and directed. Make : ION Exchange/Rayal Seema/Aqua/Thermax or equivalent make as approved by GE.
30
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-
Supply and mixing Ortho Tolidin solution 500ml for testing of dissolved chlorine in water complete all as specified and directed.
Make: ION Exchange/Rayal Seema/Aqua/Thermax or equivalent make as approved by GE.
2
-
-
Supply and mixing chlorination testing glass test tube kit for range 0.1 ppm to 2.0 ppm complete all as specified and directed.
Make: ION Exchange/Rayal Seema/Aqua/Thermax or equivalent make as approved by GE.
2
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-
Supply and mixing Alum Ferric (Grade-4) (best quality as per sample) for purification of water (containing lead (as PB) 30 ppm Max and arsenic 6 ppm Max) confirming to IS-299/2012 (Revised) as amended upto date complete all as specified and ddirected. (Note :- The Alumino Ferric Sulphate shall be supplied in superior quality bricks (slabs) as per IS specifications. Manufacturers Name/trade mark shall be engraved on each brick (slab) in addition to marking of relavant clause of IS specification).
60
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-
M&L for cleaning, scrapping out of surface and painting of all pipe lines any dia with two coat of primer as approved colour with two coat of synthetic enameled paint complete all as specified. Make of paint- Berger/Shalimaar/Asian or equivalent make as approved by GE.
30
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-
M&L for servicing of Chloronome plant by oiling greasing, gland dori, gasket, motor fan, replacing unserviceable bearings, removing dealignment of agiator shaft, locking keys, blades, servicing of dosing pumps, detecting & fixing minor faults, replacing unserviceable knob and push bottons etc. complete all as specified and directed.
1
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-
Repair to chlorine dosing pump of capacity 0-10 LPH, minimum 3.5-4.5 Kg/cm2 dosing pressure, 6mm suction tube, 23 watt, 230V AC, 50Hz & stoke control system including all connected items, complete all as specified and directed.
Maket- Unichlor or equivalent make as approved by GE.
1
-
-
M&L rewinding of chlorine agitator induction motor of capacity upto 1HP, 1410 rpm, 3 phase, 415 V, 50 Hz of any make with copper conductor of the same specification as per old one after dismantling/cutting out burnt windings from stator assembly, cleaning slots complete all as specified and directed.
1
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-
Material and labour for Earthing complete with galvanised iron earth plate electrode of size 600 x 600 x 6 mm buried directly in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 metre below normal ground level, connected to and including GI earthing strip 32x6mm by means of GI bolts/nuts/washers and protected by 40 mm bore GI light grade pipe upto test point or upto main switch board / electric equipment / pole / lightning arrestor / HT/LT equipments / GODO switch etc, fixing with 02 Nos nuts and bolts and protection pipe fixed with and including flat iron clamps, bolts, nuts and washers. Earth plate shall be surrounded by alternate packed layer 15 cm thick of charcoal or coke and common salt all around bottom and top. 20 mm bore GI medium grade pipe for watering and including funnel, wire mesh, PCC chamber pit made with PCC (1:3:6) type C1 (using 20 mm graded stone aggregate) including necessary form work, excavation and earth work in any type of soil, returning filling and disposal of surplus soil to a distance not exceeding 50m, Pit cover 40mm thick made with RCC (1:2:4) type B1 (using 20 mm graded stone aggregate) including TMT reinforcement 8mm dia @ 75mm c/c both way, MS handle 12mm dia, cover rest on MS angle iron frame 40x40x6mm embeded in concrete duly painted with two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified & shown in electrical plate No. 3 of SSR 2009 (Part-I) complete all as specified and as directed.
8
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-
Note:- (i) PCC chamber shall be constructed at least 1.5 metre away from the earth electrode and pipe for watering shall be provided in slanting manner. (ii) Protection pipe and GI earthing strip upto electric equipment from top of earth plate shall be included in the unit rate of this item. (iii) The earth testing arrangement should be done by the contractor as per direction of Engineer-in-charge.
-
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Taking out and complete removal of old filter media from bed of filtration plant and stacking at clear places out side of the filtration plant for reuse/removal from site of the following capacitities filter beds, complete including cleaning/washing of filter bed, walls and floors with bleaching powder/chemical and removal of all dirts, silt, mud etc by using brushes all as required and directed.
(a) 2.5 LGPD capacity bed of filtration plant
2
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Cleaning/washing of lateral and header pipe of filter bed checking the perforation of the header and lateral pipe, redoing the choked perforation by using hand drill replacement of the defective lateral and header pipe with fittings & make holes (pipe with fittings including cutting, welding and making holes as required to complete the system of header manifold and lateral pipe as per existing system of filter shall be measured separately) and applying two coats of black bitumeneous paint to the lateral and header pipe with non toxic, non desolving to the water suitable for drinking purpose of following capacity of filter beds complete all as directed. NOTE: Complete system of letral pipes and header manifold of filter repaired under this item shall be tested before placing filter media to ensure that there is no leakage in the system to the entire satisfaction of Engineer in Charge.
(a) 2.5 LGPD capacity bed of filtration plant
2
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Segregation of filter media obtained vide item No. 114 here in before by using seive analysis and stacking the material grade wise and further segregation/screening of defective and serviceable media manually grade wise of the following grade of filter media:-
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-
(a) 20 to 40mm Gravel- (3.8 * 2.8 * 0.16)* 2
3.5
-
-
(b) 12 to 20mm Gravel- (3.8 * 2.8 * 0.21)* 2
4.5
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(c) 6 to 12mm Gravel- (3.8 * 2.8 * 0.25)* 2
5.5
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(d) 0.35 to 0.50mm sand- (3.8 * 2.8 * 0.75)* 2
16
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Cleaning/washing of serviceable filter media by spreading clean water with pressure using compressor/pump set including acid washing and keeping in the water reservoirs for 24 hours minimum for removing all scales/ dirt/muds/foreign materials etc and finally washing with clear potable water of following filter media and stack seprately for reuse all as directed.
(Note: Making/providing water reservoir is deemed to be included in unit rate)
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-
(a) 20 to 40mm Gravel
3
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-
(b) 12 to 20mm Gravel
4
-
-
(c) 6 to 12mm Gravel
4.5
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-
(d) 0.35 to 0.50mm sand
12
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Taking out old serviceable sand obtained from item No. 116 of correct seive size from work site and depositing to store to a distance for top up the sand while back washing of filter bed complete all as directed.
2
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Removing of unserviceable filter media of any size from work site to the low lying area distance not exceeding 100 m from filteration plant complete all as directed.
4
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Packing only carefully old serviceable filter media obtained from items No. 116 here in before complete all as directed of following sizes:-
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(a) 20 to 40mm Gravel
2
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-
(b) 12 to 20mm Gravel
3
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-
(c) 6 to 12mm Gravel
3.5
-
-
(d) 0.35 to 0.50mm sand
6
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Supply and packing carefully filter media free form clay, dirt and smooth and round/oval suitable for filtration of drinking water complete all as directed for the following : Make : Pearl filter, candy filter, petterson etc
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(a) 20 to 40mm Gravel
1.5
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(b) 12 to 20mm Gravel
1.5
-
-
(c) 6 to 12mm Gravel
2
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-
(d) 0.35 to 0.50mm sand
10
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