Operation & maintenance of part i: fixed operation of i.) rural piped water supply scheme (pws), ii.) single village piped water supply schemes (svs), iii.) ward level piped water supply schemes in quality affected wards (wls_quality), iii.) ward level piped water supply schemes in non quality affected wards (wls_non quality) by deploying pump operators and payment of electricity charges and part ii: variable comprehensive operation & maintenance of i.) rural piped water supply scheme (pws), ii.) single village piped water supply schemes (svs), iii.) ward level piped water supply schemes in quality affected wards (wls_quality) iv.) ward level piped water supply schemes in non quality affected wards (wls_non quality) , i.e. the cost of chemicals, overhauling of filter media and related appurtenances, cleaning of esr and campus, maintenance viz. cleaning painting of pump house, boundary wall, repair of leakages in distribution line, repair and provision of new fhtcs, repair and maintenance of pumps and other electromechanical components etc. all complete as per the directions of engineer-in-charge. in blocks:- 08 total no. of schemes: 280 wls(non quality): 226 wls(quality): 05 pws (non quality): 35 svs (non quality): 14

Comprehensive operation and maintenance and special repair of 110 nos ward level piped water supply schemes (non quality) & 16 nos pws scheme based on item rates; constructed by the public health engineering department including payment to the pump operators, electricity bill for five years. no. of schemes: wls(non quality): 110 pws(non quality): 16 p h division jhanjharpur

Gr no-01 comprehensive operation and maintenance, routine repairs and special repairs of i.) rural piped water supply scheme (pws-10 schemes), ii.) ward level piped water supply schemes in quality affected wards (wls_quality-70 schemes) and iii.) ward level piped water supply schemes in non quality affected wards(wls_non quality-359 schemes) based on item rates; constructed by the public health engineering department including payment to the pump operators, electricity bills for five years.

Operation of piped water supply schemes by deploying pump operators and payment of electricity charges and comprehensive operation and maintenance, routine repairs and special repairs of rural piped water supply scheme (pws) and ward level piped water supply schemes in non quality affected wards (wls_non quality) i/c the cost of chemicals, overhauling of filter media and related appurtenances, cleaning of esr and campus, maintenance viz. cleaning painting of pump house, staff quarters, boundary wall, repair of leakages in distribution line, repair and provision of new fhtcs, repair and maintenance of pumps and other electromechanical components etc. all complete as per the directions of engineer-in-charge.

Selection of software development agency (sda) for providing consultancy in operation and maintenance of existing management information system (mis) and associated applications as well as strengthening monitoring system for automation of the department for 5years in public health engineering department, govt. of bihar.

Supply, installation and cmc of online water quality monitoring system in mine discharge water at ik-1a incline and srpocp, srp area. cmc is for a period of 3 years for ik-1a inc and 2 years for srpocp respectively after completion of two years warranty period, as per the technical specifications, terms and conditions of nit document.

Annual work contract for operation of mobile ambient air quality monitoring van at csctpp, chhabra

Ambient air quality monitoring at 85 stations in different district towns of west bengal for three years 2025-2028