Three-year comprehensive annual maintenance contract (camc) for environmental control system (electrical, mechanical, water treatment plant and ro plant, excluding bms system) for 13 underground metro stations of l-2 and l-3 , and three-year..

Annual maintenance contract (amc) for transmission lines under maithon tlm jurisdiction for a period of 02 years

Annual maintenance rate contract for general repairs and maintenance&#x0d works as and when required for port structures outside custom bound areas at headland for a period of one year (2025-2026)

Annual maintenance of the entire electrical installations incl. indoor sub stations and compound light for main court building and the premises of circuit bench of calcutta high court, paharpur, jalpaiguri for the period of 01 year.

Annual maintenance contract (amc) of operator cabin air conditioning system of 09 nos rel make drill machines of khadia project for a period of 01 year (365 days).

Annual rate contract for non comprehensive operation and maintenance of cng booster compressors electric motor driven 22kw and 37kw on module basis for period of one year

Annual hardware maintenance and software support contract for a period of 2 years with a provision for further extension of one year

Annual maintenance contract for repair and maintenance of 02 nos. industrial air conditioners (25 kw, sunbeam make) fitted in pcr unit of 02 nos. 24/96 dragline (krishna and balram dragline) working at nigahi project, ncl for a period of one year.

Operation maintenance of centralized air conditioning system, electrical works, fuse of calls operating of dg etc., on works contract basis to sri padmavathi ammavari temple at chennai, tamilnadu state for 2 years i.e.,2025-26 to 2026-27(part-b).

Annual maintenance contract of 12 nos. komatsu make hd785-7 100t dumpers ) and 01 no. komatsu make wa600-6r pay-loader working at bina project.