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

Amount

Attending day to day external water supply Complaintss of all nature i.e. leakage in water supply pipe lines, fittings/Fixtures over flow of overhead tank, no water supply including noting the Complaintss from DGRE P/H in Complaints register and distribution to the tradesman complete all as directed.(Any material required for attending complaints shall be measured & paid separately under respectvie item No-2.01 to 2.35) Note :- (i) The suitable shift duties as deems fit shall be the decision of the Engr-in-charge. (ii) The Complaint Register, Complaint Slip and necessary Tools for noting and attinding Complaints will be provided by Contractor aand cost for same will be included in the quoted rate.

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 80 mm bore

GI union 40 mm bore

GI union 25 mm bore

GI socket 100 mm bore

GI socket 80 mm bore

GI socket 40 mm bore

GI socket 25 mm bore

GI El bow 100 mm bore

GI El bow 80 mm bore

GI El bow 40 mm bore

GI El bow 25 mm bore

GI End plug 40 mm bore

GI End plug 25 mm bore

GI Tee 80x80x50 mm bore

GI Tee 50x50x40 mm bore

GI Tee 25x25x20 mm bore

MS Flange 80 mm dia

Nipple 20 mm bore

Nipple 25 mm

Nipple 40 mm

Nipple 50 mm

GI Reducer medium grade 15 mm /20mm

GI Reducer medium grade 20 mm/25mm

GI Reducer medium grade 25 mm/40

GI Reducer medium grade 40 mm/50

GI Reducer medium grade 25 mm/15mm

GI Reducer medium grade 40mm/20mm

GI Reducer medium grade 40mm/25mm

GI Reducer medium grade 50mm/25mm

Gun metal gate valve 20 mm

Gun metal gate valve 25 mm

Gun metal gate valve 40 mm

Gun metal gate valve 50 mm

Float valve 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.

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Refixing/ relaying, jointing and testing old GI steel tubing of following sizes, retrieved under item srl No 07 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 :- (i) Excavation & earth work shall be measured & paid separetely. (ii) GI fitting and fixtures required for refixing/relaying of old GI pipes will be measured and paid separately under respective itmes.

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Supply & laying of GI steel tubing medium grade of following size in old or new position as in trenches/ceiling/walls/Floors with necessary fixing arrangements and including providing new GI fittings complete all as specified and as directed. Note :-(i) Excavation for new location shall be measured & paid separetely.

15 mm bore

20 mm bore

25 mm bore

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 to form connector complete all as specified and as directed.

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Taking up or down GI/CI/DI Pipe of following sizes including all fittings) with spigot and socketed ends and lead tyton joints including burning out lad joints and recovering lead and including cleaning for refixing or removal complete all as specified and as directed. Note:- Excavation & earth work shall be measured & paid separetely.

100 mm bore

80 mm bore

Refixing/ relaying, jointing and testing old GI/CI/DI tubing of following sizes, retrieved under srl No 11 here-in-before in new or old position at walls,ceiling or floor etc including rejointing of any type of pipeline & providing new GI/CI/DI fittings complete all as specified and as directed. Note :- Excavation,earth work & fittings any type shall be measured & paid separetely.

100 mm bore

80 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 tint, high pressure screwed for male/ female threaded, for pipe of size 15 mm bore complete all as specified and as directed.

Excavation in trenches not exc 1.5 M wide and not exc 1.5 M in depth for pipe line, etc in hard/dense soil soil getting out and levelling of bottom surface to required level all as specified and as directed.

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

Removing excavated material to a distance not exc 50 m and depositing where directed not exc 1.5 meters above the starting point complete all as specified and as directed.

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 South and submission of detailed test report to the office of Engr-in-Charge as detailed below :- (a) Colleciton of water from different sources of water ie sump, 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 in 100 ml) and submitting to this office with specific recommendaiton regarding suitability of water for drinking purpose. Note :- Rate quoted shall ldeemed to be included for:- (i) Cost of sterilized bottle as required. (ii) To and fro transportaiton charges for collection of samples from sources (sump/bore well/shallow wells)

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.

M&L for construction of valve pit in repairs of size 90 cm x 90 cm x 90 cm (internal dimensiions), stone/ brick construction, including all necessary excavation and earth work in any type of soil, returning, filling in disposal of surplus soil to distance not exceeding 50 m and depositing where directed, PCC in foundation of the mix (1:2:4) type D-2, brick masonary in cement mortor (1:4) rendering 12 mm duck in cement mortar (1:4) internally, finished even and smooth and pointing flush externally as the work proceeds in the same mortor. Mild steel angle iron 40 x 40 x 6mm frame MS sheet cover 3.15 mm thick with handle and locking arrangement, painting all the exposed MS work with two coats of synthetic enamel paint of the that as approved by the GE over a cost of red oxide primer and painting all the MS embedded in PCC with two coats of black bitumenous paint and complete all as specified and directed by Engineer-in-Charge.

NATHU RAM AND SONS (BID ID -3368627)