Directorate Of Municipal Administration Tender

In all classification of excavation by mechanical means/ machinery of trench of width upto 600 mm, for depth beyond 3 m, add 10% over the rate fixed per Cum, for each classification, for every additional depth of 1 mtr or part there of. 3) Earth work in excavation for pipeline trenches beyond 600 mm and upto 1500 mm trench width as per drawing and technical specification, including setting out, construction of shoring, strutting, barricading, danger lighting, bracing, using sight rails & boning rods at every 100 mm whevere necessary as directed, removal of slumps and other deleterious matter, dressing of sides and levelling the bottom of trench to the extent required , utilising the available excavated earth locally for the work etc., complete in the following strata. - do- Ordinary / Hard soil (Depth upto 3m) PART- II PIPELINE WORKS FOR WATER SUPPLY (1-EXCAVATION) [I.No-1.vii.3.a]

Extra charges for excavation in all classifications in watery situation or foul conditions may be paid as under towards dewatering with an overnight recuperation upto one metre depth and there of as below. - (1) 0 to 2 Mtr depth PART- II PIPELINE WORKS FOR WATER SUPPLY (1-EXCAVATION) [I.No-4.1]

Supplying, lowering, laying, jointing, testing and commissioning glazed stoneware pipes conforming to IS 651:1992 with latest amendements, in all respects jointing with EPDM rubber rings (seals according to EN 681 & ASPM 425). Rubber seals joints, pipe will have groves in interior of sockets and exterior of the spigots. The rubber gaskets shall be prefixed at the factory by the manufacturer rigidly with approved glue to have leak proof joints includeing conveying of pipe to worksite and rolling and lowering into trenches into, laying true to line, level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of GSW pipes and specials, with rubber gaskets conforming to EN 681 and ASTM C - 425 including cleaning the socket and spigot with soap solutions and applying talcum powder for detecting then applying glue and before inserting of rubber gaskets, jacking and fixing in perfect condition including the cost of soap solution, talcum powder and glue etc., and giving necessary hydrualic test to the required pressure of water head with all lead and lifts including costing of jointing of materials and disposal fo debris as directed etc., complete (Contractor will make his own arrangements for procuring for testing) - 150 mm dia PART- V U.G.D. WORKS [I.No-14.2.1]