Btps - Chp - Replacement Of Landing Valves/Butterfly Valves, Washers For Fire Hydrant System, Nrv/Y-Strainers/Knob Valves/Qbds/Spray Nozzles In The Trim Kit Of Spray System And Gland Ropes For Gate Valves, Preventive / Periodical Maintenance Works To Be Taken Up In The Firefighting Hydrant And Spray System And Arresting Of Water Leaks In Firefighting Lines Of Firefighting System / Chp/Btps For The Year 2026-27 In General Division Of Chp/Btps.