Custom bid for services - drg226k096(assistance in operation of drinking water distribution network under water engineering section of power and utilities department, digboi refinery, digboi),custom bid for services - drg226k096(assistance in operation of drinking water distribution network under water engineering section of power and utilities department, digboi refinery, digboi)

Custom bid for services - drg226s095 corrosion coupon test for environmental monitoring service in various control or rack rooms of digboi refinery

Custom bid for services - drg226s094 arc for providing cutlery and furnishing services along with other miscellaneous services for corporation official functions of digboi refinery

Dre223b085 annual rate contract (arc) for cleaning of oily sludge / waxy sludge for tanks within refinery, ntf, etp and ldu of digboi refinery

Dre223b085 annual rate contract (arc) for cleaning of oily sludge / waxy sludge for tanks within refinery, ntf, etp and ldu of digboi refinery

Dre023b072 arc for electrical related miscellaneous structural fabrication jobs under refinery electric section covering the refinery , ntf , etp and ldu areas.

Dre225s006amc for maintenance, inspection and certification of high mast towers at digboi refinery including areas of ntf, etp, ldu and township.

Dre023b019 miscellaneous civil works at aod school, digboi refinery township

Dre223b094 rate contract for tank m and i jobs at digboi refinery including ntf.

Amc for de nora make electro-chlorination system installed at fsct, wsct, rwitp, nazirating and etp at iocl, aod , digboi refinery.