15th Finance - 2025-2026 - Tied work - Water Supply

Amount

Drilling of borewells of size 6” to 8” dia. in sedimentary formation using hand boreset including insertion of casing pipe etc., and supplying and packing of pebbles Conveyance of hand bore set including loading and unloading to be done by the contractor)

Supply and delivery of following casing pipes confirming to IS Specification with ISI Marking etc complete

180mm pvc plain casing pipe

140mm pvc plain casing pipe

Conducting geo physical survey charges

Supply and delivery of clear water vertical wet type submersible pump conforming to IS 8034/2002 and as amended thereafter and BEE 3 Star Rated capable of discharging noted LPM against head of water column due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. The pump shall be directly coupled to a continuos rated two pole suitable wet type vertical squirrel cage induction motor suitable for operation in AC single phase 230 V+/- 10 %,50 HZ +/-5 % for 1HP pumpset for 20lpm x 70m head

Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/single Phase/50HZ(± 5%) and 230 V(±10%) including Ammeter, Voltmeter, Thermal Overload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection, Indication lamp, starting capacitor, running capacitor and On/Off Push button switches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulated cable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately) for 1HP panel board

Supply and delivery of following pipes and specials confirming to IS Specification with ISI Marking etc complete

32mm UPVC Column Pipe

32mm GI pipe B class

32mm GM Gate valve

32mm GM Non return valve

32mm CI Adopter

32mm MS clamp

140mm MS Bore cover

32mm GI Elbow

32mm GI Coupling

32mm Tank Connector

20mm GI coupling

20mm GI Pipe Nipple

20mm Brass tap

20mm Tank Connector

Nylon Rope

40mm pvc pipe 10ksc

25mm pvc pipe 10ksc

Supply and delivery of 2.5sq.mm submersible cable

Supply and delivery and fixing of 1000 Litre HDPE tank as per IS 12701 / 1996 including loading, unload ing, transportation and labour charges for fixing of the GI pipes and specials for pipe connection works including cutting, threading and fixing charges etc.,

Earth work excavation and depositing on bank with an initial lead and lift in hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth, earth mixed with small size boulders for laying of pipe line including refilling the trench with excavated earth etc. complete

Lowering of following pipes and specials in to trench, laying to proper grade and alignment etc complete.

40mm pvc pipe 10ksc

25mm pvc pipe 10ksc

Labour charges for the erection of 1HP submersible pumpset in borewell/openwell including fixing and jointing submersible cable with proper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, Voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days.

Earthwork excavation in all soils and sub soils except hard rock requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10- 1m3 For Foundation

Plain cement concrete Using 1:4:8 mix ( One cement , four Crushed Stone Sand and Eight aggregates) using 40 mm ISS HBG metal including cost and conveyance of all materials to work site and all labour charges for mixing, laying,consolidating and curing etc complete as per the standard specifications. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII

Plain Cement Concrete 1:3:6 Mix (one cement, three Crushed Stone Sand and six aggrigate) using 20 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. Complying with std. specifications.. TNDSS NO: 24

Supplying and erecting centering to sides and soffits including supports and strutting with necessary cross bracing for plain surface such as RCC slabs rectangular beams all beams lintels etc., centering for soffits upto 3 meter height using mild steel sheet of size 90 cm x 60 cm x 10 mm gauge with MS angles of size 25mm x 25mm x 3mm laid over silver oak (CW) joists of size 10cm x 6cm spaced upto 90cm c/c and casurina props or 10 cm to 13 cm dia spaced at 0.750 cm c/c complying with standard specifications as per TNDSS NO : 30 & 86.

Curved surface 0 to 3.30m

Plastering in cement mortar 1:5 (one cement, five Crushed Stone sand) using 12mm thick including cost and conveyance of all materials and labour charges etc, complete as per standard specification. TNDSS NO: 61 V,VI (S4)

Painting two coats with ready mixed Plastic Emulsion Paint S.I.358 of'approved quality and colour over a priming coat, including thorough scraping, clean removal of dirt, etc complete and including necessary plaster of paris, putty, wherever required including cost and conveyance of all materials and all labour charges etc.complete as per Standard specification and as directed by the departmental officers. TNBP No:66-A (Sl.No.358)

Dadooing with glazed tiles of 300mm*200mm*6mm size of approved quality and colour set in c.m 1:2mix (one cement and two Crushed Stone Sand) 10 mm thick and pointing with white cement using 0.4 kg /m2 neatly as directed -including cost of all materials and labour charges etc complete as per SS

Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V on 7 / 20 GI bearer wire for service connection mains (SD 65)

Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in 25mm dia GI pipe (Class 'B') suitably bent at both ends with necessary angle iron upright and end supports for mains (SD 70)

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories and with TW switch box and 5A FT switch with painting of suitable colour for open PVC light point / fan point (for electronic regulator) (5 points per coil) (SD 18)

Earthing as per PWD standard with an earth electrode of 2 metre Class 'B' GI pipe of dia not less than 32mm complete with necessary masonry work (SD-212)

Supply and fixing of 24W LED 2x2 square type Recessed fitting with LED (Higher end) on false Ceiling with suitable hanging support from ceiling with PVC unsheathed copper leads from terminals to the fitting. (SD-439)

Supply and fixing of 32A DP switch of 500V with metal clad with fuse and neutral (side handle) on suitable TW board with earth connection only

Supply and fixing of 40A ELCB Circuit Breaker

Supply and fixing of TNEB meter board suitable for 32A single phase service connection with 32A fuse unit (500V) 32A neutral link and earth link (1" x 1/8" copper flat) on TW plank of size 375mm x 300mm x 19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit with 1 No 40 Amp 30 MA Double Pole RCD / RCCB (Higher End) with suitable necessary connection (SD-125)

Labour charges for linking the pipe line with existing main in proper grade and alignment etc. complete.

S.P.SUTHA (BID ID -1442199)