tender for [14.51.3]hire charges for hydraulic excavator/loader like jcb/pock lain, hitachi etc with all accessories having bucket capacity 3. hire charges for excavator with over 0.75 cum bucket capacity , [20.11.5]providing and fixing cast iron double flanged swing check type reflux (non return) valves pn-1.6 marked with is:5312 including nuts and bolts marked with is:1363, rubber sheet marked with is:638 etc., carriage loading, unloading, stacking, handling, re-handling etc. complete in all respect to the satisfaction of engineer-in-charge 5. 250 mm i/d , [20.63.1]providing, lowering, laying in trenches, aligning, fixing in position and jointing ductile iron (di) isi marked k-9 grade sands pipes as per 15:8329-2000 (amended up to date), with internal cement mortar lining for potable water with rubber ring (epdm/sbr) joints as per is: 5382-1985 (excluding special accessories) complete including all material, labour, hydraulic testing and commissioning as per technical specifications and as per direction of engineer. note: e/w to be measured and paid separately. 1. 100 mm i/d , [20.68.1]providing, lowering, laying in trenches, aligning, fixing in position and jointing at all level/depths ductile iron (di) standard specials plain /flanged/ socketed confirming to is9523-2000 with rubber ring (epdm/sbr) joints such as tees, bends, tapers, caps etc. with in trenches in di pipe line complete including all material, labour, testing and commissioning along with pipe line as per technical specifications and as per direction of engineer. 1. up to 300mm dia , [22.162.5.1]providing and fixing c.i. sluice valves (with cap) complete with bolts, nuts, rubber insertions etc. (the tail pieces if required will be paid separately) : 5.1. 250 mm diameter class i , ns item) hiring of hydra crane up to 40 tonne capacity including fuel and operator complete in all respect.