KOL- AS- 2024- 06- HOW- 02: TENDER NOTICE FOR CIVIL/ STRL. AND SANITARY & PLUMBING WORKS PERTAINING TO PROPOSED REPAIRING & RENOVATION INCLUDING ROOF TREATMENT & WATER- PROOFING WORKS AT HALDIA IOC REFINERY CAMPUS BRANCH PREMISES, DIST.: PURBA MEDINIPUR ( W. B. )