expert services for troubleshooting , maintenance and overhauling jobs of centrifugal compressors , steam turbines , all the related auxilliaries of dcu-i and ii wgc , indmax wgc and mab , hpn turbine , dmt compressor , dhdt rgc , fd fan turbines of all boil , expert services for comp+turbines+all au , charges for 1 ( one ) ex-bhel expert on per day basis to attend the job at bgr site considering normal working time 08 . 00 hrs ( excluding 1 hr lunch time ) ( monday to saturday ) , overtime hours for work beyond 8 hrs on normal working days and for work on sundays and national holidays , charges for 1 ( one ) expert supervisor on per day basis to attend the job at bgr site considering normal working time 08 . 00 hrs ( excluding 1 hr lunch time ) ( monday to saturday ) , overtime hours for work beyond 8 hrs on normal working days and for work on sundays and national holidays , charges for 1 ( one ) technician on per day basis to attend the job at bgr site considering normal working time 08 . 00 hrs ( excluding 1 hr lunch time ) ( monday to saturday ) , overtime hours for work beyond 8 hrs on normal working days and for work on sundays and national holidays , charges for travel to or from bgr site subject to the maximum ceiling as per sor .