15th Finance 1st Installment 2025 26 Providing Borewell with Mini Power Pump Scheme at Mannai Road in Needamangalam Town Panchayat

Earthwork excavation for foundation in all soils and sub soils in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and to full depth as may be directed,except in hard rock,requiring blasting including shoring and shuttering and bailing out of water wherever necessary,refilling the sides of foundation with excavated earth or sand in layer of not more than 15cm thick.well rammed and consolidated and depositing on bank with initial lead and lift of 10m & initial lift of 2m and depositing the surplusr earth within the compound in places shown by the departmental officers with iniital lead and lifts,clearing and levelling the site etc., complete as per SS20B and as directed by departmental Engineers(TNBP No.17,23,24).

Plain Cement Concrete 1:4:8 mix (One Cement, Four Fine Aggregate and Eight Coarse Aggregate) Using 40mm ISS HBG metal for foundation and basement including dewatering if found necessary and laid in layer of not more than 15cm thick and consolidated including all cost conveyance of materials and labour charges etc. complete as per standard specifications and as directed by departmental Engineers(TNBP No.28).

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers -

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Supplying and erecting centering for vertical plain/ RCC concrete walls of supply channel, retaining wall etc upto 90Cm height with necessary supports,all cross bracing with mild steel size of 90cm x60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x25 mm x3mm for bearing laid silver Oak/ Country wood joist of size 7.50 cm x5.0 cm spaced @ about 90 cm C/C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C/C etc,, complete complaying with standered specfications and as directed by the departmental officers. - Plinth Beam Circular Coloumn

Plain Surface

Grade Beam

Brick Work in CM 1:5 (One part of cement & five parts of sand) mix using Second Class Brick 9 " x 4 3/8 " x 2 3/4" including cost and conveyance of materials to work site and including all labour charges for mixing, laying, curing the concrete etc., complete as per standard specifications and as directed by departmental Engineers – TNBP No:31

Plastering with CM 1:5 (One part of cement & five parts of sand) mix for 12mm thick including cost and conveyance of all materials to work site and including all labour charges for mixing, laying, curing,finishing etc., complete as per standard specifications and as directed by departmental Engineers – TNBP No:56&57

Painting two coats for Exterior surface with approved Exterior Plastic Emulsion paint approved quality and colour over a priming coat, including thorough scrapping, clean removal of dirt, etc complete and including necessary plaster of paris, putty, wherever required etc, complete as per standard specification.

Geology survey Charges etc.,

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and M-Sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs fuel, labour and drilling bentonite and water required for drilling at site. Site will be shown by the TWAD Board officers including construction of mud pit.

Reaming 140/150 mm dia pilot bore to 300mm dia bore as directed by the TWAD Board Officer.

Supply of the following 150mm casing pipes of ISI approved quality with cement Paste etc. Complete and including packing the annular space with pebbles quality and size of pebbles and the PVC pipe should be approved by the departmental officer..

Labour Charges for inserting PVC Casing pipes assembly (with slots or without slots) in the drilled hole including jointing the pipes with PVC Couplers with Cement paste etc., complete supply and packing the annular space with pebbles of size and quality as approved by the executive engineers TWAD Board

Charges for developing the borewell with air compressor of 300 cfm 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 Pipes and Pipe Specials including all Charges etc Completed 50mm UPVC Pipe

4.00 sqmm 3 core Flat cable

50mm CPVC Pipe

50mm CPVC Elbow

50mm NRV

Bore cover

25 mm PVC PIPE 10 KG /cmSq

Safety Rope

Kitty

2000Lits capacity HDPE Tank

90mm PVC Pipe 6Kg/cm2

90mm PVC Bend

90mm PVC Tee

Lowering PVC Pipes and Specials in to Trench and Laying Proper trade and alignment, Jointing With PVC Couplers with Cement Paste

Refilling the Excavated Earth after Laying pipeline Work Including Watering and Consolidation etc

Labour charge for the errection of submersible pump set in borewell inculding fixing jointing submersible cable with proper clamps up to starter to required depth and also fixing of riser pipe to the recquired depth including errection of clamps, presure gauge up to exterear wall of pump room and erection of pannel board consisting of TPICN switches starter,volt meter ammeter three pilot indicating lamps capacitor single phasing preventer water leval guard and laying and joinding of cable and twin earthing as per IE rules etc..,and testing the pumpset and trail run of ten days up to 5 HP

supply and delivery of 5 HP single phase Submersible pumpset of duty condition 250lpm x 60 m as per IS 8034 without panel board etc complete as per standard specification.

Supply of three phase Pannel board suitable for 5HP with two level guard and auto start etc complete as per standard specification.

Supply and delivery of MS Door Shutter With Frame including all charges with 1 Coat of Red Oxided Primmer etc Completed.,

RV Constructions (BID ID -1426982)