tender for excavation in foundation, trenches,etc. in earth work in all kinds of soil such as pick work,jumper work,blasting work, hard blasting and chiselling etc. stacking the excavated soil not more than 3 mtrs.clear from the edge of excavation and then returning the stacked soil in 15cm.layers when required into plinths sides of foundations etc. consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth as directed within all leads and lifts.pick work 70% and jumper work 30%. , providing, laying & commissioning at site in trenches to be beveled ended pipe conforming to is/iso:3589 (latest with up to date ammendments) having minimum wall thickness as specified below & capable of withstanding required test pressure as prescribed in is/iso code, in random lengths of 5.5 to 6.5 mtr. the pipe ends shall be levelled suitable for butt welding, including the cost of jointing with butt welding confirming to is 816-1969 or latest applicable and with uptodate ammendments (leak proof) in three layers at site of work with welded rods of advani/oeriliken make/isi marked (welded rods 3mm to 4mm) and all allied accessories whatever required for welding at site, tail pieces,tee bends & other special manufactured from parent pipes as applicable to the particular reach and of approved specification as per site conditions. and cutting of pipes wherever required as per site requirement including carriage in all leads & lifts and as directed by the engineer-in-charge. the pipe shall have zinc coating inside & outside confirming to is-4736-1986 or latest with upto date ammendments & shall be engraved with mserw pipe.the laying shall confirm to bis 5822-970 or latest with upto date ammendments to the entire satisfaction of engineer-in-charge. (earth work & cost of ms flanges after 100meter length shall be measured & paid for seperately.) including all leads, lifts and carriage of materials at site and as per direction and to the entire satisfaction of the engineer-in-charge. , mserw pipe 450mm dia with wall thickness 5.00mm , manufacturing & fixing mserw tube bend of required degree as per site requirment made out of parent pipe mserw pipe of 450 dia i/c cutting welding of mserw pipe . , 450 mm dia bend. , providing and laying cement concrete 1:2:4 (1cement:2sand:4 graded stone agg. 20 mm nominal size)and curing complete excluding cost of form work i/c all leads and lifts and to the entire satisfaction of the engineer-in-charge in :-a) foundation and plinth. , providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm so as to give a fair finish including centring, shuttering, strutting, strutting and propping etc. with wooden, battens, and ballies, height of propping and centring below supporting floor to ceiling not exceeding 3 mtrs.and removal of the same for insitu reinforced concrete and plain concrete work in complete in all respect i/c all leads and lifts and to the entire satisfaction of the engineer-in-charge. , vertical surfaces such as walls (any thickness), partitions and the like including attached pillasters,buttresses, plinth and string courses and the like.