Providing Bore well, 4 nos of FHTC and 480m EPL for Mattangarai OHT at Therizhandhur Panchayat in Kuthalam Block at Mayiladuthurai District Under 15th CFC BP (2022-23)

Amount

Supply and delivery of PVC rigid pipes for potable water supply with ISI 4985 / 2000 marking with necessary couplers (or) bell ended pipes as specified in ISI, the required quantity of solvent cement and having the following working pressure. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing, taxes and transportation charges upto stack yard in good condition etc., complete (the cost excluding unloading from lorries at stack yard and stacking which will be paid separately) and as directed by the Depatmental Officers.

Earth work excavation and depositng on bank within an initial lead of 10 m and initial lift 0 to 2 m in Hard stiff clay, stiff block cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders for laying pipeline in respect of following size of pipe with standard trench width and required depth including shoring, struting, balling out water wherever necessary and all other incidental works such as barricading, providing danger lights, labour for watch and ward,as oer standard specifications and as directed by the Departmental officers.

Lowering PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste as per standard specifications and as directed by the Departmental Officers.

Refilling with excavated earth (other than sand) in respect of following sizes of pipes watered well rammed and consolidated etc. complete complying with standard specification for filling the trenches after the pipes and specials are laid, jointed and tested and as directed by the Depatmental Officers.

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works

PVC Elbow 63mm

PVC Tee 63mm

PVC End Cap 63mm

GI Elbow 65mm

G.M GATE VALVES AS PER IS BS 5154 and related IS Specifications

GM Gate Valve 80mm

Water Meter

Providing FHTC to all Houses (Sub Estimate)

Supply and delivery of PVC Saddle Piece of Following size 63 x 20mm PVC Saddle Piece

Brass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm

Brass Flow Control valve 20 mm dia

Supply and delivery of PVC Pipe to site of work as per IS specification with ISI marking 25mm PVC Pipe

Supply and delivery of PVC Elbow to site of work as per IS specification with ISI marking 25mm

Supply and delivery of PVC I coupler to site of work as per IS specification with ISI marking 25mm

Supply and delivery of PVC Reducer to site of work as per IS specification with ISI marking 25mm

Supply and Delivery of PVC Female Threaded Elbow 25mm (3/4")

Cost and supply of Male Threaded Adaptor 25mm (3/4")

Cost and Supply of screw down Tap 15 Dia (Heavy Type)

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and bailing water wherever necessary and all other incidental works etc., complete in all classes of Strata

Supply and delivery of MS Wall Clamp and fixing in walls/floor in open space with required screws and drilling holes etc complete.

Lowering MDPE pipes and specials in the trenches and laying to proper grade and alignment, jointing with all incidental charges etc complete

Labour for refilling excavated earth work in pipe line trenches

RCC Pre cast Stand post with Platform including loading and unloading ,fixing ,Material and labour charges for painting the numbering and JJM logo on it etc complete

Borewell (Sub Estimate)

Drilling of borewell anywhere in Tamilnadu including transportation from one place to another place within Tamilnadu in alluvial soil or sedimentary strata of clay and sand or sand, stone, shale, pebbles, boulders etc.,by first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia by direct or reverse rotatry mud and circulation method using Contractor’s rig, fuel, labour, drilling, betonite mud and water required for drilling at the site shown by the TWAD Officers including construction of mud pit (only Calyx drills are to be used).

Reaming from 200 mm dia pilot bore to 300 mm dia bore as directed by the TWAD Board Officers upto 60 m Depth ending from ground level

Labour Charges for inserting 200mm dia 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

Charges for developing the borewell with air compressor of 300 CFM capacity (Minimum 8 Hours) including transportation labour and One hour 1303.93 fuel charges for compressor as directed by TWAD Board Officers and conducting yield test by ‘V’ notch method.

Supply and delivery of 200mm OD PVC plain casing (CS) pipe

Supply and delivery of 200mm PVC end cap

Supply and delivery of 5.0 HP submersible pumpset

Supply and delivery of 5.0 HP Panel Board

Supply and delivery of 2.5 Sqmm submersible cable

Supply and delivery of 50mm UPVC Pipe

Supply and delivery of 50mm GI flange set

Supply and delivery of 50mm MS Clamp set

Labour charges for the erection of submersiblepumpset inborewell/openwell including fixing and jointing submersible cable with proper clamps upto the starter to required depth and also fixing of riser pipes to the requireddepth valves erection clamps, pressuregauges 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. up to 1.0 HP

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

M.RAJASEKARAN