Retrofitting and source level augmentation of various left out habitations by providing FHTC under JJM 3rd phase under JSV Sub-Division Swarghat Tehsil Sh. Naina Devi Ji District Bilaspur (SW Energisation of Mini Tube well).(SH Supply and Erection

Amount

Supply of submersible pumping set of KSB make comprising to latest relevant BIS Code. The pump should be fitted with bronze impeller of suitable alloys as per BIS 5659-1972 latest suitable for Clear water having greased packed bearings and shaft with wound stator on motor side and with soft protection sleeve on pump side ensuring better life for shaft coupled to a submersible squirrel cage electric induction motor (water proof type) of required HP, RPM 2900 of KSB make conforming to BIS 9287-1979 latest with upto date amendments, totally dust and water proof for submersible duty isolated from the pump by intermediate casing with double mechanical seal in oil chamber and grease packed lubricated bearings and provided with stainless steel thrust bearing plate to with stand non vertical loads with minimum wear and tear. It should also be fitted with a device to take up expansion of water with the heating of motor. The pump set should include water level guards, erection clamps, cable clips and depth gauge etc. and suitable for operation on data given below:-

Discharge (Q) 1.71 LPS or 6.156 cum/Hr.for each. Pump.

Total Dynamic Head: 190.76 Meter. Make.

LWL in sump well (h). 278.00 Meters. Model.

Pump Shaft level: 277.00 Meters.

Level at discharge point. 419.00 Meters.

Suction lift. 0.00 Meters.

Residual head: 0.00 Meters.

Static Head. 142.00 Meters.

Rising main.

Length. 1290.00 Meters.

Dia. 50 mm

Pumping Hours. 16 Hours.

Altitude of Installation above MSL 795.00 Meters

Characteristics of water. Make.

(a) Temperature 20o C Model

(b) Abient Temp. 42oC Motor rating (KW)

(c) Turbidity Clear water JTU Speed

(d) Alkalanity. Mg/Ca Co3 Insulation.

(e) Size of the solids. Mm Coupling:

(f) Other. Base plate.

Rising main.

Excavation in foundations and trenches including pipes and pits in all depths etc. in all lifts and in all kinds of soils such as pick work, jumper work, blasting in soft/ hard rock, chiseling/wedging out of rock (where blasting is prohibited)and saturated soils, stacking the excavated earth within all leads and lifts, clear from the edge of excavation and then returning the stacked soil in 15 cm layers when required into plinths, sides of foundations and trenches etc., consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth as directed by Engineer-in-charge within all leads and lifts including uprooting of trees, dressing of beds and sides and preparation of sub-grade, restoration of unmetalled/ metalled/ paved surfaces to its original conditions(excluding cost of mettaling tarring and concreting) including shoring, strutting, timbering and dewatering , where ever required, providing diversion for traffic, fixing night signals, fixing caution boards, crossing over trenches for access to houses complete in all repects and to the entire satisfaction of the Engineer-in-charge.

Laying jointing and testing in trenches ( to level or grade) of pipe of below diameter conforming to IS: 1239-2004 (latest upto date amendements) of grade and wall thickness as specified below, suitable to withstand required hydraulic test pressure in randum length 4m-6m with plain ends and jonited with MS flanges conforming to IS: 6392-1971 (latest upto date amendments) and welding of flanges as per IS: 816-1969 with electrodes as per IS: 814-1991 including required number and size of MS nuts and bolts as per IS: 1369-1967 and compressed asbestos fibre jointing gaskets sheet not less than 3.00mm in thickness as per IS: 2712-1998. The welding of flanges to be done on both faces in two layers to make the joints leak proof and to entire satisfaction of the Engineer-in-charge. The laying of pipes conform to IS: 5822-1994 and as per CPHEEO manual and will include all operations such as cutting, welding and jointing including flushing, cleaning and hydraulic testing complete in all respect. to the en tire satisfaction of the En gineer-in-charge including entire carriage of materials upto all leads and lifts. PIpe will be measured in straight length only (earth work in trenches flanged joint (at every joint) will be measured and paid for separately)

GMS pipe 50mm dia (Medium class) 3.60mm wall thickness

Providing welding and fixing 5% MS flange joint, conforming to following tables as per IS: 6392-1971 (latest with upto date amendements) and welding of MS flanges with GI pipes in requisite layers on bothfaces to make the joint leak proof (The cost of providing and laying of GI pipes to be measured and paid for separately). The welding of flanges should conform to IS: 816-1969 with electrodes as per IS: 814-1991 and required number of nuts and bolts conforming to IS: 1364. The thickness of gasket not ess than 3.00mm conforming to IS: 2712-1998. The work shall be done as per entrie satisfaction of the Engineer-in-charge.

Rising main.

GMS tube 50mm dia table-17

GMS tube 50mm dia table-5

Providing circumferential butt welded joints by electrical arc welding of following dia GI pipe welded in requiste number of weld runs so as to achieve the minimum effective throat thickness of weld conforming to IS: 816-1969 specifications by using welding electrodes of 2.5mm to 6.3mm of Advani Orelon (Adore)-CITOJET/ESAB make, conforming to IS: 814-1991 at site of work complete in all respect, including manual/ mechanical handling of pipe in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.( Butt welding joints of various dia).

GMS pipe 50mmdia Hevy class

Providing and fixing double flanges cast steel Reflux valve class of Leader make of various dia for R> main and capable of withstanding normal seat pressure conforming to BS: 1868/API-150 or latest amendments in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

HYDRAULIC ENGINEERING COMPANY