annual cleaning of 04 nos. 3a type, 04 nos. d type, 07 nos. 2c type, 21 nos. 2b type, 06 nos. c type, 149 nos. 2a type, 46 nos. b type(42 nos. near 2b colony, 04 nos. near sneh milan)and 68 no.s. dmq (behind 2a qtrs.)type quarters at bishrampur colon