e-quotation for seeking firm rates for non-schedule items for preparing estimates. water supply at t.b. sanatorium, itki by supplying, laying underground and jointing new upvc pipe line from administrative building to a-ward and from administrative building to nurses hostel all complete , earth work in excavation ( as per is 3114 / 1965 0 for layingof different type and size of pipe so as to give 1 mavg cover over the socket of pipe with disposal of excavated earth withininitial lead and lift as per specification and direction of e / i ( for classification of soil item –“b” ) 950.00m x 0.50 x 0.90m= 427.50 m3 , supplying all materials, labours, tools and equipment for laying upvc pipesof approved make in trenches with upvc solvent solution with socket and screw joints and cutting pipe sixe and threading ends where necessary etc. all complete as per specification and direction of e / i. ( in trenches ) , 50mm dia. upvc schedule 80 pipe- ( in trenches ) , 25mm dia. upvc schedule 80 pipe- ( in trenches ) , supplying all materials, tools and equipment for fixing upvc schedule 80 pipe water flo, supreme finolex etc. with upvc solvent solution of following nominal bore screwed and socketed joints on wall, ceiling and floor including supplying and fitting wall hooks or pipe clamps wooden plugs cutting pipe to size and threading ends where necessary etc. all complete as per specification and direction of e / i. ( pipe to be supplied by the contractor ) ( in wall ) , 25mm dia. upvc schedule 80 pipe- ( in wall ) , supplying and fixing upvc fittings of approved make all complete as per specification and direction of e / i. , a ) upvc elbow ( 900 ) 50mm dia. upvc , 25mm dia upvc , b ) tee plain 50mm dia. upvc , 25mm dia upvc , reducing bush 50mm x 25mm dia. upvc. , reducing tee 50mm x 25mm dia. upvc. , upvc socket 50mm dia. upvc , 25mm dia. upvc , union socket ( upvc ) 50mm dia. upvc , 25mm dia upvc , supplying and fixing upvc full way valve of approved quality and make all complete as per specification and direction of e / i. , 50mm dia. upvc ball valve - , 25mm dia. upvc ball valve -