tender for excavation by mechanical means(jcb or hydraulic excavator) in trenches for pipe lines with straight or open cutting in streets or open area including dressing sides levelling of beds of trenches to correct grade, cutting joint holes, refilling consolidation, including the cost of diversion for traffic, crossing over trenches for access to the houses, watching, fencing, etc. and removal of surplus soil out side/inside the town involving lead upto 15 meter complete in all respect. , earth work in excavation in foundations trenches etc. in all kinds of soil where pick-jumper work is not involved and not exceeding 2.0 metres depth including dressing of bottom and sides of trenches, stacking the excavated soil clear from the edge of excavation and subsequent filling around masonry in 15 cm, layers with compaction including disposal of all surplus soil as directed within lead of 30 metres. , first class brick masonary laid in cement sand mortar 1.6 in foundation and plinth , 10mm thick cement plaster on sides walls , 10mm thick cement plaster 1:4 on bed and top. , reinforced cement concrete 1:2:4 hand mixed but including steel reinforcement , cement conc.1:2:4 including supply, carriage & with stone ballast or shingle , cement concrete 1:4:8 with brick ballast 40mm gauge , lowering, jointing of reinforced cement concrete np-2 plain end pipes 350 mm dia laying same to correct gradient and alignment and jointing ends and fixing collars with cement mortar 1:2 as per is 458:2003 in all depths complete in all respect. , jointing and cutting of reinforced cement concrete np-2 plain end pipes 150 mm dia for vent pipe into trenches and laying same to correct alignment as per is 458:2003 ( @2.50 metre / no) , wrought iron and mild steel ladders, framed grills, grating etc. complete fixed in position in d-tank , providing & fixing m.s. foot rests made of 23x25 mm square bar including fixing in haudis complete with cement concrete 1:2:4 , providing and fixing of alfa valv