construction of 516 nos type-ii/500 nos, type-iii/09 nos, type-iv/06 nos and type-v/01 no family quarters at group centre crpf siliguri including internal water supply, sanitary installation and drainage, internal and external electrical installations, sub-station i/c. ug cable work. sh providing computer operator for office of the assistant engineer, scsd-ii and iv, cpwd, siliguri and security arrangements round the clock at bagrakote cpwd office campus, siliguri..