Improvement of Water Supply work 150mm dia DI Distribution Main at kavadipalaniyandavar Kovil Street in - Division 2 - Suramangalm Zone I - in Salem City Municipal

Amount

PIPELINE & ALLIED WORKS

Cutting of road surface for pipeline trenches and disposing of the excavated materials as directed by the Engineer including barricading, Danger ligthing etc.

Cutting of Concrete Roads for laying of following dia pipes

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers\

Earth work excavation and depositing on bank withinitial lead of 10m and lift of 2.00m in narrow trenches for laying of pipes for water supply and sewerage works in the following types of soil strata as directed by departmental officers

Medium Rock and Dense Medium Rock not requiring blasting

Refilling with excavated soil (other than sand) complying with the standard specification for filling in foundation and basement

Supply of DI Socket / Spigot pipes of nominal dia as listed below with inside cement mortar lining and outside metallic zinc coating with bitumen finish, rubber ring / gasket joints including cost of all jointing material as per IS 8329 / 2000. including all costs and conveyance of materials, loading unloading and stacking at site. As directed by departmental engineers etc complete.

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials and testing to the required pressure with water etc., complete as per standard specifications and as directed by the Departmental Engineers.

Jointing C.I/ D.I double flanged pipes and specials with rubber insertion or any equivalent to the required specifications with M.S. bolts and nuts etc., complete as per standard specifications and as directed by the Departmental Engineers.

Testing of M.S. / C.I. / D.I / P.V.C. / H.D.P.E / pipes with hydraulic testing equipment by filling with water (including cost of water @ Rs. 60/KL) 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.

Lowering the following CI/DI K7 pipes and specials into trench and laying to proper grade and alignment etc., complete as per standard specifications and as directed by the Departmental Engineers.

Supply and delivery of DI specials to the site of work (such as bends,Tees & tapers etc., along the alignment of feeder mains) conforming to IS 9523/2000 and as amended from time to time including loading, freight, unloading, stocking at site, transit insurance charges, all taxes, etc. complete and as directed by Departmental Engineers etc complete. As per standard specifications.

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 GGG 50, 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 warranty

Towards labour Charges for Inter linking with Existing Main link AC and PVC including materials andnecessary Specials etc., complete.

Barricading work (Where, there is less traffic areas and broader roads etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia and 1.80m height) vertical with horizontal poles in three rows including painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including fixing charges and fixing 75mm dia reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers.

SRI GANESA & CO (BID ID -1434427)