15th Finance 2023-2024 - Tied

Amount

Drilling of 150mm diapilot bore well including transportation of rig from one place to another place in alluvial soil or sedimentary strata of clay and sand stone shade pebbles boulders etc by first taking a pilot bore of 150mm dia and them enlarging to required dia by direct or reverse rotary mud circulation method using contractors rig including construction of mud pit etc complete.

Drilling 140 / 150 mm dia Pilot Bore upto 60 m depth

Labour charges for inserting 150mm PVC casing pipe assembly(with slots or withour slots) in the drilled hole including the cement paste etc. complete.

Labour charges for inserting 180mm PVC casing pipe assembly(with slots or withour slots) in the drilled hole including the cement paste etc. complete.

Charges for developing the borewell with air compressor of 300CFM Capacity(Minimum 8 hours) including transportation labour and fuel charges for compressor as directed by TWAD Board Officers and conducting yield test by 'V' notch method.

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

180mm pvc plain casing pipe 10ksc

180mm pvc slotted casing pipe 10ksc

Conducting geo physical survey charges

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

50mm UPVC pipe

50mm GI Pipe B Class

50mm GM Gate valve

50mm GM Non return valve

50mm GI Elbow

50mm GI Pipe nipple

50mm GI Coupling

4 sq .mm Submersible cable

90mm PVC pipe '6 ksc'

90mm PVC bend

90mm PVC Elbow

63mm x 90mm PVC Reducer

80mm G.I pipe 'B' class

80mm G.I elbow

90mm PVC End cap

Solvent cement

Shellac

Nylon rope

32 Amps Main switch

63 Amps fuse unit

32mm G.I pipe

Supply and delivery of 7.5HP submersible pumpset with a duty condition of 250lpm discharge against the head of 75m suitable for 150mm dia bore well confirming to IS specification with ISI Marking etc complete

Supply and delivery of wall mounting type control panel board consists of Ammeter, voltmeter, single phase preventer, over load relay and all accessories suitable for 7.5HP submersible pumpset

Labour charges for erection of 7.5HP submersible pumpset in the borewell including fixing and jointing of submersible cable with proper clamps up to starter to the required depth and also fixing of riser pipe to the required depth valves erection clamps pressur gauge up to the exterior wall of the pump room and erection of panel board consists of TPICN switch,ammeter voltmeter three pilot lamps capacitor single phasing preventer water level guard and laying and jointing of cable and TWIN earthing as per IE Rules etc complete and testing the pumpset and trair run for 10 days etc complete

Earth work excavation and depositing on bank with initial lead of 2 metre narrow trenches for laying of pipes and refilling earth for water supply works in the hard stiff clay stiff black cotton hard red earth shales murram gravel stoney earth and earth mixed with small size boulders and hard gravelly soil as directed by the departmental officers. (Pipeline)

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.

Plain cement concrete Using 1:4:8 mix ( One cement , four 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

Brick work in cement mortar 1:5 mix using (One cement and five sand) using best quality of III class Country bricks of size (8 3/4"x4 1/4"x 2 3/4") for foundation including curing cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification TNDSS specification No.31 & 31C

Supplying and erecting steel centering for sides and soffits including supports and strutting upto 3.29 m height for plain surface as RCC slabs, rectangular tee (or) elbeams, lintel, bed block stair case waist slab, landing slab, etc., complete as per standard specification - 10m2 as per TNDSS & Morth specification No:30 & 36

Supplying, fabricating and placing in position of mild steel or TMT rods, including cost of steel and binding wire and all labour charges for cutting, bending, tying and placing in position etc, complete as per SS. TNDSS NO: 97 V,VI (S6) VII (S6) VII-3

Reinforced cement concrete 1:11/2:3 (one cement one and half sand and three aggregate) using 20mm size I.S.S. metal including cost conveyance of materials to site and all labour charges etc., mixing laying consolidating curring etc., but excluding cost of steel etc., complete as per standard specification as per TNDSS NO: 30 V,VI (S3) VII-3

Plastering in cement mortar 1:4 (one cement Four sand) using 12mm thick including cost and conveyance of all materials and labour charges etc, complete as per standard specification. [MoRTH Specification: Clause:1000/1300]

Supply and fixing of mild steel grill works for door etc including redoxide priming coat and cost of materials and all labour charges etc. complete.

Painting two coats with ready mixed Plastic Emulsion Paint S.I.358 Plastic emulison paint 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 etc.and all lobour charges etc.complete as per Standard specification and as directed by the departmental officers. TNBP No:66-A (Sl.No.358)

Painting two coats over new iron work with ready mixed paint of apprved quality and colour including cost of all materials and labour charges etc complete as per SS

Supply and run of 4 of 6 sq.mm. (84 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in suitable heavy gauge MS conduit pipe on wall and ceiling with continuous earth wire connection of 14 SWG TC wire with painting of suitable colour (SD-52)

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) (6 points per coil) (SD-20)

Supply and fixing of 16A DP switch with metal clad of 500V with fuse and neutral (side handle) on suitable TW box PWD earthing (SD-141)

Supply and fixing of 32A TPNMC switch on suitable angle iron frame work with MS cable entry box with earth connection only (SD-164)

Supply and fixing of TNEB meter board suitable for 32A three phase service connection with 3 Nos. 32A fuse unit (500V) 32A neutral link and earth link (1" x 1/8" copper flat) on TW plank of size 600mm x 450mm 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 (SD-127)

Dismantling the B.T road cutting including cost and conveyance and all labour charges etc. complete.

Dismantling the C.C road cutting including cost and conveyance and all labour charges etc. complete.

Plain Cement concrete 1:2:4 (one cement, two sand and four aggregates) using 20mm ISS HBG metal including cost of all materials and labour charges for mixing, laying, compacting and curing etc, complete as per standard specifications. TNDSS NO: 30 V,VI (S3) VII-3

Labour charges for linking the existing pipe and relaying with new pipe and specials in proper grade and alignment including dewatering from the trench attending the repair works etc. complete.

Lowering PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

90mm PVC pipe

Nirmal Singh Contractor