replacement of feeder at unchahar stage i replacement of volumetric coal feeders with gravimetric coal feeder , schedule 2 main equipment supply , schedule 2 main equipment including factory fabricated structures ( refer technical specification for complete scope ) , schedule 2 mandatory spares supply , schedule 2 mandatory spares supply [boq as specified in section-vi , part-a , sub- section-vii] , schedule 2 type test charges for equipment , gravimetric coal feeder weighing accuracy test at various speeds with coal flow , gravimetric coal feeder explosion proof test at 50 psi , gravimetric coal feeder degree of protection test , gravimetric coal feeder calibration and repeatability tests at various speeds , schedule 3 local transportation main eqp , schedule 3 local transportation including inland transit insurance and other local costs incidental to delivery of main plant & equipment , schedule 3 local transport mandatory spares , schedule 3 local transportation including inland transit insurance and other local costs incidental to delivery of mandatory spares , schedule 4 installation work , schedule 4 installation services ( erection , civil , structural & allied works ) including insurance ( other than transit insurance and other services as specified in the bidding documents ) . , schedule 4 amount for safety aspect , schedule 4 amount linked to safety aspects/ compliance to safety rules