supply of axka231a servo level gauge , design , manufacture , assembly , painting , inspection , testing , tagging , trial shop assembly , documentation and preparation for shipment of the axka231a-servo level transmitter as specified in the scope of supply list in material requisition along with all accessories , erection & commissioning spares , special tools & tackles and third party inspection for br9 expansion project for iocl barauni refinery as specified in material requisition . , 301-lt-6502 , 301-lt-6504 , 301-lt-6902 , 301-lt-6904 , mandatory spares for sr . no . 1 . 01 as per mandatory spares philosophy specified in material requisition . , charges for site services for axka231a-servo level transmitter as specified in material requisition . , per diem charges for upto 8 hours work on normal working days . , overtime rate / hour beyond normal 8 hours work on normal working days . , overtime rate / hour for work on weekly off days / holidays ( as applicable to refinery site ) . , charges for 2 years operation and maintenance spares for axka231a-servo level transmitter . bidder to provide spares price breakup in 2 years spares boq2 sheet .