298-2/2025/A1

Amount

Supply and delivery of Bore well type submersible pumpsets with following capacity of lpm against Noted head in Metre suitable for erection into the sumps / Open Wells with stainless steel shaft, bronze impeller and stainer with brass screws, water lubricated bearings and protected from sand. The non return value located at the top of the pump in the discharge outlet connection used to be designed with minimum friction. The pump should be directly coupled to a suitable HP. 2880 RPM, 3 phase, 50 HZ, 380/440 B motor suitable for DOL / Star Delta starters of adequate capacity for continuous operation. The pump should be provided with the minimum length of 20 Detailed Estimate for Submersible Pumpsets in the proposed Open wells at Nedungal & Agaram Head works WSIS TO NAGOJANAHALLI TOWN PANCHAYAT m suitable size PVC insulated copper flat cable. The pumpset should confirm to IS 8034 and amended thereafter.

5.00 HP with Duty of 200 LPM x 125m Head (1w+1s)

15.00 HP Panel board for OW type submersible pumpsets

Erection commissioning of Submersible Pumpsets and accessories as directed by TWAD officers

Open well type submersible pumpsets 15.00HP in OW-1

Supply and delivery of the following sizes of HDPE PE100 pipes (AS PER IS 4984/2016) & as per standard Specification.

110mm HDPE Pipes

63 MM HDPE PIPE

75 mm GI Pipe

110 PVE PIPE 6 KSC

G.I 75mm Bend

G.I 75mm coppling

G.I 75mm Flange

Nippel 75mm

20mm Rope

bore clamp

GI REDUCER (HEAVY) 80 mm x 40 mm

1000liter H.D.P.E water tank with ISI mark (1270/1996)

Earth work excavation for laying of various type / size of pipes in hard stiff clay, stiff block cotton soil, hard red earth shales murrams, gravel stoney earth and earth mixed with small sized boulders and hard gravelly soil and depositing on bank with an initial lead of 10M and initial lift of 2m including shoring, strutting bailingout water from the trenches wherever necessary and all other incidental charges such as barricading providing danger light etc., complete and as directed by the TWAD Board Officers.

110mm HDPE Pipes

Refilling the excavated earth after the pipes were laid jointed and tested etc. complete.

110mm HDPE Pipes

Lowering the following size of HDPE pipes and specials into the trenches and laying to proper grade and alignment etc. complete and as directed by the TWAD Board Officer

110mm HDPE Pipes

Jointing the HDPE Pipes and specials with rubber gaskets (tyton joint) including cost of lubricants, etc., complete as directed byTWAD Board Officers

110mm HDPE Pipes

Earth work excavating and deposting on bank with initial lead of 10m& intial lift of 2m in hard stiff clay, stiff black cotton, hard red earth shales ,murram, gravel, stoney earth mixed with small size boulders etc completed as per std specification.

Plain Cement Concrete 1:4:8 Mix (one part cement, four part sand and Eight part of aggrigate) using 40 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc., complete as per TNDSS NO : 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Brick work in cement motor 1:5 mix(one cement and five sand) using 2nd class country brick of size 9"x41/2"x3" including curing finishing and cost and conveyance of materials and labour charge etc complete as per std specification.

Plastering Cemend mortor 1:5 mix (one cement and five sand) 12mm thick including cost and conveyanace of materials and labour charge etc completed as per std specification.

SPE Construction (BID ID -1419578)