PETTY REPAIR/ MAINT OF EXTERNAL WATER SUPPLY FOR DGRE RDC MANALI AT AGE (I) R n D MANALI

Supply only in repair of following items/accessories in existing position complete all as specified and directed of the following sizes:-

GI union 100 mm bore

GI union 100/80 mm bore

GI union 40/50 mm bore

GI socket 100 mm bore

GI socket 100/80 mm bore

GI socket 40/50 mm bore

GI El bow 100 mm bore

GI El bow 100/80 mm bore

GI El bow 40/50 mm bore

GI End plug 40/50 mm bore

GI Tee 80/50 mm bore

GI Tee 50/40 mm bore

MS Flange 80 mm dia

Nipple 40 mm

Nipple 50 mm

GI Reducer medium grade 40 mm/50

GI Reducer medium grade 40mm/20mm

GI Reducer medium grade 40mm/25mm

GI Reducer medium grade 50mm/25mm

Float valve 20/25 mm bore

Taking up or down GI steel tubing of following sizes with connections from Trenches/floors/walls including cleaning for refixing or removal complete all as specified and as directed. Note :- Excavation & earth work shall be measured & paid separetely.

40 mm bore

50 mm bore

Refixing/ relaying, jointing and testing old GI steel tubing of following sizes,cleaning thoroughly and removal of all blockages if any retrieved under item srl No 03 here-in-before in new or old position at walls,ceiling or floor etc including cleaning or rerunning the old screw threads, with & including providing new GI fittings complete all as specified and as directed. Note :- Excavation & earth work shall be measured & paid separetely.

40 mm bore

50 mm bore

Cutting and screwing the existing steel tubing of following size bore for addition & alteration or lengthening screw on pipe of following sizes to form connector complete all as specified and as directed.

40 mm bore

50 mm bore

Taking up CI/DI/GI water mains (including all fittings) with spigot & socket ends and lead/tyton joints including burning out lead joints and recovering lead all as specified and directed by Engr-in-charge of the following sizes :-

80 mm bore

100 mm bore

150 mm bore

Laying only in trenches CI/DI/GI pipes with socket and spigot ends, cleaning thoroughly and removal of all blockages if any complete all as specified and directed by Engr-in-Charge for the following size/bore of pipes. :- Note : Joints and CI/DI fittings shall be measured and paid seperately

80 mm bore

100 mm bore

150 mm bore

Opening of existing sluice valve including opening of gland cover taking out with stem nut of brass or of stainless steel & refexing the same after with & including replacement of rubber packing, nut & bolts, glands dori etc complete all as specified and as directed of following sizes :- Note:- Spare parts under relevant items shall be measured and paid separately under respective items.

80 mm bore

100 mm bore

150 mm bore

Supply only 'stem' made out from stainless steel of sluice valve of following sizes, complete all as specified and as directed.

Stem, 80 mm bore

Stem, 100 mm bore

Stem, 150 mm bore

Supply only 'Stem Nut' made out from stainless steel suitable to match with existing sluice valve, sizes as under, complete all as specified and as directed.

Stem Nut, 80 mm bore

Stem Nut, 100 mm bore

Stem Nut, 150 mm bore

Supply only 'Gland Plate' made out from Cast Iron suitable to match with existing sluice valve, sizes as under, complete all as specified and as directed.

Gland Plate, 80 mm bore

Gland Plate, 100 mm bore

Gland Plate, 150 mm bore

Supply only 15 mm bore Bib tap of PTMT, any approved tint, high pressure screwed for male/ female threaded, for pipe of size 15 mm bore complete all as specified and as directed.

Excavating trenches in ordinary rock of required width for pipes not exceeding 80mm dia including excavation for sockets, depth upto 1.5m, including getting out the excavated materials, returning the soil as required in layers not exceeding 20cm in depth, including consolidating each deposited layers by ramming, watering etc., stacking serviceable material for measurements and disposal of unserviceable material as directed, within a lead of 50 m complete all as specified and directed by Engr-in-charge.

Excavating trenches in ordinary rock of required width for pipes exceeding 80mm dia but not exceeding 300mm dia including excavation for sockets, depth upto 1.5m, including getting out the excavated materials, returning the soil as required in layers not exceeding 20cm in depth, including consolidating each deposited layers by ramming, watering etc., stacking serviceable material for measurements and disposal of unserviceable material as directed, within a lead of 50 m complete all as specified and directed by Engr-in-charge.

Testing of drinking water being collected from local source and supply end(bore well/Shallow wells/under ground sumps) in the area under DGRE RDC Manali and submission of detailed test report to the office of AGE(I) R&D Manali as detailed below :- (a) Colleciton of water from different sources of water i.e. sump, spring, bore wells & shallow wells in sterilized bottle. (b) Carrying out minimum essential testing of water as per IS 10500-1991 mandatory for chemical colour, odour taste, surbidity, PH value TDS, total hardness, iron chloride, fluride and residual free chlorine and Bacteriological total E collie form organisms per 100 ml (MPN) and E Collie per 100 ml and submitting report toAGE(I) office with specific recommendaiton regarding suitability of water for drinking purpose before payment. Note :- Rate quoted shall deemed to be included for :- (i) Cost of sterilized bottle as required. (ii) To and from transportaiton charges for collection of samples from sources (sump/bore well/spring/shallow wells) to testing lab.

M&L for alum or aluminium sulphate (KAl(SO₄)₂·12H₂O) for mixing in sadimentation tank for cleaning the water as and when required or complete all as specified and as directed by Engineer-in-Charge.

M&L for bleaching powder for mixing the bleaching powder in water tank for water supply complete all as specified and as directed by Engineer-in-Charge.

Please Enable Macros to View BoQ information