Remodeling of LIS Malothi Samog Chhakoh etc. in Tehsil Sadar District Bilaspur (SH Providing laying jointing and testing of rising main for Booster and 1st stage along with thrust block supplying and erection of submersible and Centrifugal pumping

Amount

Excavation in foundation and trenches etc. in earth work in all lifts in all kinds of soil such as pick work, jumper work, blasting work in soft/hard rock chiseling/wedging out of rock) where blasting is prohibited saturated soil including bailing/pumping out of water stacking the excavated soil in 15cm layers, when required in to sides of foundation etc. consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth as directed with in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing, laying, jointing and testing in trenches of MSERW bevelled edge flanged/butt welded pipes excluding cost of flanged bends of all degrees conforming to IS/ISO 3183-2007 Grade L290 or B as per dimensions weight and test pressure mentioned there in code ( mill Tolerances to be restricted with in 3%) a random length of 4m - 7m. The M.S. flanges are to be provided 1% of total joints as per table below conforming to IS: 6392-1971 (latest upto date amendments) and welding of flanges with pipes as per IS: 816-1965 with a electrode as per IS: 814-1967 including required Nos. and size of M.S. nut and bolts as per IS: 1369-1967 and compressed asbestos fiber jointing gaskets sheet not less than 3mm thick as per IS: 2712-1965 & remaining 99% butt welded joints by considering minimum three layers. The welding of flanges to be done on both faces in two layers on outer face + one layer on inner face to make the joints leak proof and to the entire satisfaction of the Engineer-in-charge. The laying of pipes should be conformed to IS: 5822-1994 (earth work in trenches, MS flanged and butt welded joint to be measured and paid for saparately) . The pipe shall have zinc coating inside and out side as per IS:4736 in factory permises latest with upto date ammendements.

Booster & Ist stage 400mm dia MSERW pipe Grade L-290 with wall thickness of 4.80mm

Providing Fixing & Welding of M.S flanges conforming to table as specified below of BIS-6392-1971 (latest with upto date ammendments ) welding of M.S flanges three (two layers on outer face and one layer on inner face of each flange) GMS pipe and bends on both ends (The GMS pipe to be measured and paid for separately). The welding of flanges conforming to IS: 816-1998 with electrodes as per IS: 814-1997. Providing and fixing nuts and bolts of required size conforming to IS: 1364 including cost of gasket sheet. The thickness of gasket sheet should not be less than 3mm conforming to relevant BIS code IS: 2712-1965 in trenches complete in all respect and including all kinds of leads and lifts and to the entire satisfaction of the Engineer-in-charge.

MSERW pipes 400 mm dia Grade L-290 Flange Table-5

MSERW pipes 400 mm dia Grade L-290 Flange Table-23

MSERW pipes 400 mm dia Grade L-290 Flange Table-17

MSERW pipes 400 mm dia Grade L-290 Flange Table-11

Providing circumferencial Butt welded joints by electrical arc welding to GMS/MSERW pipe, @ 99% joints welded in requisited 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 conforming to IS:814-1991, at site of work complete in all respects, including manual / mechanical handling of pipes in all leads and lifts to the entire satisfaction of Engineer-in-Charge.

1st Stage 400mm dia MSERW pipes as per IS/ISO: 3183-2007 of grade L-290 or A

Providing and fixing double flanged cast iron sluice valve Class: PN-1.6 of Leader/ Kirloskar make welding, gasket sheet 3mm thick of 400mm for Rising main and capable of with standing the normal seat pressure 16.20kg/cm2 and as per IS: 14846 with upto date amendements.

Providing and fixing double flanged CI Reflux valve 400mm dia class PN 1.6 of Leader/ Kirloskar/ KSB make capable of with standing 16.32kg/cm2 as per IS: 5312 part-I H/W and with upto date amendements.

Providing and fixing double flanged cast Steel sluice valve 400mm dia class ASA-150 of Leader/ Kirloskar make capable of with standing the seat pressure 52kg/cm2 as per BS: 1414/API-600 with upto date amendements.

Providing and fixing double flanged cast Steel Reflux valve 400mm dia class ASA-150 of Leader/ Kirloskar /KSB make capable of with standing the seat pressure 52kg/cm2 as per BS: 1868/API-6 D with upto date amendements.

Providing and fixing cast steel air valve 50mm dia (double ball type) of Leader/Kirloskar/KSB make conforming to BS: 1452-90 for 400mm dia rising main with upto date amendments as par class PN-10 to with stand a sheet pressure 21kg per cm2 in R/main including all leads and lifts.

Providing and laying cement concrete 1:4:8 (1cement: 4sand:8 graded crushed stone aggregate 40mm nominal size and curing complete excluding cost of form work in foundaton and plinth including carrige of materials in all leads and lifts

Providing and laying cement concrete 1:2:4 (1cement: 2sand:4 aggregate 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work in foundation and footing bases of column etc.

Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm, so as to give a fair finish including centering, shuttering, strutting and propping etc. with wooden battens ballies, height of propping and cent ring below supporting floor to ceiling not exceeding 4 mtr and removal of the same for in-situ reinforced concrete and plain concrete work in:-

Foundation footings base of columns and the like and mass concrete and to the entire satisfaction of the Engineer-in-charge.

Providing laying of tor steel reinforcement for RCC work including bending binding and placing in position complete in all depths and heights and to the entire satisfaction of the Engineer-in-charge floor two level

Providing & Installation of submersible pumping set (Booster Stage) of KSB/Kirloskar/ Mather and platt make comprising to latest relevant code (IS-1520-1980. The pump should be fitted with bronze impellers/priming funnels, casing ring and shaft sleevs as per IS 8034-1976 latest suitable for Raw water having greased packed bearings and shaft with wound stator on motor side with soft protection sleev on pump side ensuring better life for shaft of steel grade EN-8 coupled to a submersible electric motor (water proof type of required HP,RPM 2900 of standard make such as Kirloskar/Crompton/ KSB confirming to BIS 9238-1979 latest with up to 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 also should be fitted with a device to take up the expansion of water with heating of motor . The pump set should include water level gaurds, erection clamps, cable clips and depth gauge etc. and suitable for operation on data given below:- PLEASE REFER TO DATA SHEET FOR ITEMS NO. 14.01 to 14.21

Providing horizontal spindle horizontal split casing/end suctions (back pull out arrangement) single/double/ multistage centrifugal pump or combination of pump in series of recommended make such as Mather and Platt/KSB/Kirloskar as per BIS-1520-1980 with up to date amendments, read with IS: 9137-1978 or latest edition suitable for lifting Raw water for under mentioned characteristics with bronze impellers/priming funnels, casing ring and shaft sleeves of bronze, shaft of steel grade EN-8 with cast iron casing coupled directly through a flexible coupling on a MS/Cast steel base plate ( base plate to be from the manufacturers of the pumping unit only) to Squirrel Cage drip proof induction motor of standard make such as Kirloskar/Crompton/NGEF and suitable for operation on 400 (+)/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor should be at least 10% in excess of the maximum power required by the pump in the operation range of (+) 10% and (-) 25% of the duty point head. The motor should be as per IS: 325-1978 with up to date amendments. read with IS: 900-1972. It should include cost of bearing nuts, bolts and pointing etc. and should meet the following requirements:- PLEASE REFER TO DATA SHEET FOR ITEMS NO. 15.01 to 15.25

Mohit Kaushal (BID ID -446466)

ANKUSH KUMAR (BID ID -446459)

MNBN Enterprises (BID ID -446525)

Apex Engineering (BID ID -446342)

M/S Apurva Construction (BID ID -446443)

MOHAMMAD SALMAN (BID ID -446489)

Vijay Kumar C/O Vasudeva Electricals (BID ID -446463)

KUSHAL SINGH RAGHAV (BID ID -446394)