Tiruppur Corporation_ Providing Distribution mains for Left out Areas of V.G.V Garden OHT (WS Zone-33), Ponsubbu Nagar OHT (WS Zone-41), Chandrapuram OHT (WS Zone-46), Chandrapuram OHT (WS Zone-47)

Amount

Earth work excavation and depositing on bank with initial lead and lift as initial of 10 M and lift of 2 M in narrow trenches for laying of pipes for water supply works in Hard stiff clay, stiff black cotton, hard red earth shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravel soil including refilling the sides of foundation in layer of 15m thick watering ramming depositing the surplus earth in the premises as directed by the departmental officers etc., complete complying with standard specification.

110mm dia HDPE Pipe

160mm dia HDPE Pipe

225mm dia HDPE Pipe

300mm dia DI Pipe

350mm dia DI Pipe

Labour for cutting open B.T Roads for laying water main required labours etc., complete as per standard specifications.

Refilling the trenches with available excavated soilother than sand with soft material first over pipeline and then hard material in 15 cm layers with all leads and lifts including consolidation, surcharging etc. complete

110mm dia HDPE Pipe

160mm dia HDPE Pipe

225mm dia HDPE Pipe

300mm dia DI Pipe

350mm dia DI Pipe

Supply and delivery of HDPE Pipes - PE 100 Class PN 6 confirming to IS 4984/1995 as specified in Technical specifications in standard lengths including labour charges for loading, Unloading and stacking at site etc., complete as per standard specifications and as directed by the Departmental Engineer. The rates are inclusive of transportation charges to stockyard anywhere in Tamilnadu.

110mm dia HDPE Pipe

160mm dia HDPE Pipe

225mm dia HDPE Pipe

Supply, delivery and fixing of HDPE Specials of conforming to as per IS 8360/1977/Part I (Reaffirmed 1992) Part II and III (Reaffirmed 2002) Specifications at site of work including loading, transportaion, unloading, insurance etc., Complete.

110mm dia HDPE 90° Bend

110mm dia HDPE Equal Tee

160mm dia HDPE 90° Bend

160mm dia HDPE Equal Tee

225mm dia HDPE 90° Bend

225mm dia HDPE Equal Tee

Supply and Delivery of Ductile Iron Socket/Spigot Pipes for Class K7 as per IS 8329/2000 at site of work including loading, transportaion, unloading, insurance ec., Complete and as directed by Engineer incharge

300mm dia DI Pipe

350mm dia DI Pipe

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 of Grade GGG 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring 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 14846-2000/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 and with 5 years.

100mm dia

150mm dia

200mm dia

300mm dia

350mm dia

Manufacture, Supply and Delivery of 50mm dia Tamper proof DI single chamber double orifice, triple function (ventilating, admitting and venting during operation) air release valves with pressure range from PN 1.0 to 2.5 with body and cover made of Ductile Iron of Grade GGG 40 or equivalent grade conforming to IS 1865 with Food Grade Epoxy Powder coating(EP-P) inside and for outside of colour blue RAL 5005. All internal parts such as float, shell etc., cover bolts, made of Austenitic alloy steel of SS AISI 304/316. The float shall be made of Polytetrafluroethylene/ Austenitic alloy steel of AISI 304/316. Gaskets and seals of EPDM /Neoprene rubber for TWAD Board works anywhere in Tamil Nadu and with 5 years.

Supply, delivery and fixing of Ductile Iron Specials as Per IS 9523 / 2000 etc., Complete.

Lowering of HDPE pipes and specials to trench and laying to proper grade and alignment and as directed by the TWAD Officers.

110mm dia HDPE Pipe

160mm dia HDPE Pipe

225mm dia HDPE Pipe

Jointing of HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.

110mm dia HDPE Pipe

160mm dia HDPE Pipe

225mm dia HDPE Pipe

Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

300mm dia DI Pipe

350mm dia DI Pipe

Jointing C.I / D.I - S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

300mm dia DI Pipe

350mm dia DI Pipe

Testing of pipes for water supply with hydraulic testing equipment by filling with water (including cost of water) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes.

110mm dia HDPE Pipe

160mm dia HDPE Pipe

225mm dia HDPE Pipe

300mm dia DI Pipe

350mm dia DI Pipe

Construction of RCC Valve Chamber of following inner size with the following specifications. A base Concrete should be PCC 1:4:8 mix using 40mm metal to a thickness of 10cm. The base slab of the chamber should be 15cm thick and the side walls should be 15cm thick on all sides and the cover slab should be 23cm thick. The grade of concrete should be RCC M30. Necessary earthwork should be done with enough space (atleast 15cm allround) for outer centering and fixing of 60cm x 60cm CI manhole cover with frame etc complete as directed by the engineers.

for Isolation & Scour Size: Inner Size : 0.8 x 1 x 1.2m

for Air Release Size: Inner Size : 0.7 x 0.9 x 1.2m

Replacement of Underground Utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of PVC pipes, couplers, jointing materials and required specials, cutting, conveying , laying, jointing and cost of refilling for the additional earthwork etc complete and as directed by the TWAD board officers.

15mm Dia PVC Pipe (10KSC)

20mm Dia PVC Pipe (10KSC)

63mm Dia PVC Pipe (6KSC)

90mm Dia PVC Pipe (6KSC)

110mm Dia PVC Pipe (6KSC)

140mm Dia PVC Pipe (6KSC)

160mm Dia PVC Pipe (6KSC)

Add GST @ 18%

ANNAI INFRA DEVELOPERS LIMITED

ECO PROTECTION ENGINEERS PVT LTD