bids are invited for custom bid for services - expert supervision for troubleshooting, maintenance, performance testing and installation of john zink make burners at guwahati refinery 9010c25a68 charges for working eight hours per day on normal working day i e monday to .. , custom bid for services - charges for working in over time over time charges shall be applicable for working beyond eight hours in a day on normal working days and for working all hours on holiday and off day sunday , custom bid for services - boarding, lodging and local conveyance charges per day shall be reimbursed at actuals (excl gst), limited to awarded rate, based on submission of documentary evidence , custom bid for services - to and fro ( travelling from vendors location to guwahati and return back to vendors location) economy class air ticket and other incidental travelling expenses (such as taxi bus rail fare) shall be reimbursed on actual on .. total quantity :