maintenance, servicing, calibration and stamping of2 nos. 100 tonne capacity ‘avery’ make electronic weigh bridge installed at ash dyke area for wet ash for the period of one year; 1 charges for inspection and servicing of control panel, indicator and circuits of 100 ton capacity electronic weighbridge with 8 nos. of load cells installed in the ash dyke area for wet ash measurement. 2 charges for calibration & obtaining annual statutory stamping for the weighbridge installed in the ash dyke area from the assistant controller of legal metrology, salem inclusive of providing necessary assistance. 3 charges for dismantling the monitor, cpu, printer and other allied system, through cleaning, assembling and putting into service and checking the computer system 2 nos. of the 2 nos weighbridge systems. ( two nos. of weighbridge systems are available in site ) . ( once in 2 months for service & checking ) 4 charges for cleaning of mud and ash deposits over the load cell and load cell chamber.this work includes removing the cover plate of load cell chamber, remove the mud, ash deposits and fix the cover plate. cleaning of mud and ash in between the platform and ramp and ensure free movement of weighbridge platform. 5 charges forpainting with one coat of rust converter, one coat of epoxy red oxide primer and one coat ofepoxy high build coal tar one over the other with proper intervals over the structures, weighbridge platform and supports. 6 hire charges for t & ps and charges for consumables for item sl. no. 4 & 5 7 ii ) 25 nb ball valve 1 no. ( leader makegun metal valve )