NAMAKKAL CITY MUNICIPAL CORPORATION- Providing DI main line and fixing of valves at Kottai road to Salem road.

Amount

Towards Labour charges for cutting open road for laying water mains etc. complete complying with standard specification.

Earthwork open excavation in all soils and sub soils and to full depth as may be directed except in rock requiring blasting but inclusive of shoring, strutting and baling out water wherever necessary and depositing the excavated earth within the compound in places shown by departmental officers with an initial lead of 10m and lift of 2m and clearing and leveling etc. complete complying with standard specification.

Supplying and laying of DUCTILE IRON CLASS PN10 FLANGED PIPES AS PER IS 8329/2000. As Per TWAD SOR-2022-23 S.No.6.2 P.No.50200mm DI pipe (5m Length)

Supply and delivery of DI D/F Gate sluice valves (soft seated) resilient seated soft sealing Gate Valves (Sluice Valves) with body Bonnet of Ductile cast iron ofGrade GGG 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 ORing protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 4846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16. As Per TWAD SOR-2022-23 S.No.12.9 P.No.71 200mm Gate sluice valves

Supply and delivery of DUCTILE IRON SPECIALS AS PER IS 9523/2000 etc., as per standard specifications. As Per TWAD SOR-2022-23 S.No.6.3 P.No.52 200mm DI Tee

200mm DI bend

200mm DI elbow

200mm CID joint

200mm rubber rings

Bolt & Nuts

Jointing the C.I/ D.I-S/S pipes and specials with neat cement or cement mortar and spun yarn including caulking the joints, curing. (including cost of jointing materials)

Lowering the DI pipes and specials into trench and laying to proper grade and alighnment and Jointing with rubber gasket and testing to the required pressure including cost and conveyance of water for filling during testing

Refilling excavated earth other than sand compliying with standard specification including materials, labour for filling charges,consolidation etc. complete as directed by the departmental officers For pipe.

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and Eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

SRIDHARMURTHY (BID ID -1302785)