construction of 100 bedded esi hospital building and 32 nos residential quarters (ty iv-spl. 2nos, ty-iv.6 nos, ty-ii.16 nos, ty-iii.8 nos) including development and bulk services, internal water supply, sanitary installations, internal roads, storm water drains, ug sump, stp - 90 kld, compound wall, etc., and iei & fans, street lighting, pump sets, substation, dg set, 20 passenger cum stretcher lift and 13 passenger mrl lift for quarters, cctv system, automatic fire alarm system and pa system, manual fire alarm system for quarters, fire fighting system, lan system with switches, ups system, solar water heating system, ip based pbx system, centralized ac system and building management system for esi at rajamahendravaram, a.p. sh: repairs to defective electrical and mechanical installations