DRILLING OF BORE WELL AND MAIN PIPE LINE IN VELLIVOYALCHAVADI VILLAGE at VELLIVOYALCHAVADI PANCHAYAT

1. DRILLING OF BORE WELL AND MAIN PIPE LINE IN VELLIVOYALCHAVADI VILLAGE @ VELLIVOYALCHAVADI PANCHAYAT UNION AT THIRUVALLUR DISTRICT UNDER PANCHAYAT GENERAL FUND/2025 - 2026/ RD/TVLR/MJR12

Conducting Geophysical Survey and Transportation Charges etc.,

Drilling of 12" dia vertical borewell so as to have a finished size of 6" dia borewell in boulder area to anyrequired depth as decided by the TWAD Board Officers including Transportation from one place to anothr place with in Tamilnadu State by direct or reverse rotary mud circulation method using Contractor's rig tools, fuel, labourers, bentonite mud and water required for drilling at the site shown by the TWAD Officers including construction of mud pit etc. using only calyx rigs

Reaming from 150mm dia pilot bore to 300mm dia bore well

Labour charges for inserting the casing pipe assembly slot(or) palin pebbles packing charges

Charges for developing the bore well for the entire depth with suitable air compressor as directed by the departmental officers including conducting yield test in the bore well

a) 150mm Dia PVC plain casing pipe (per mt) CS

b) 150mm Dia PVC slot casing pipe (per mt) RS

b) 160mm Dia PVC End Cap (per mt)

Mottor for the Submersible pumpset etc.,75x100

Labour Charges for Errection the 5HP Submersible pumpset

3Phase panel board

Supply and delivery of 4 sq.mm

Supply and Delivery of 50mm Gi Pipe

Supply and Delivery of 50mm Gi Cupling

Supply and Delivery of 50mm Supporting Clamps With nolt mut

165mm Bore well Cover market rate

50mm Gi Elbow

50mm CI Flange set with bolt nut Washer

50mm Hex Nipple

63mm PVC Thered Adeptor

90x63 PVC Reducer

50MM gm Gate Value

Supply and delivery of MS Kiosk of size 0.75mx0.45x0.75m made up of MS angle of size 50mmx50mmx4mm alround covered with 16 gauge MS sheet and Kiosk door made up of MS plates of size 25mmx3mm including cutting,welding,grinding,locking arrangements and labour charges etc,..completed. P105(WD-M1471)-18.0-1

Laying of LT Cable Weir 4Sq.mm

Supply,delivery, laying and jointing of 90mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

90mm PVC Bend

90mm PVC Tee

80mm GI pipe

Laying and jointing of GI Pipes with GI specials and PVC specials etc 80mm GI Pipe

80mm GI Elbow

80mm GI coupling

Provision for Name Board

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)