8125/SAR-T-61/2025-26 CLEANING AND MAINT OF SEPTIC TANKS, SOAKAGE WELLS, SEWAGE LINES, MANHOLES AND MISC ITEMS AT AF STN SARSAWA AND REPAIR TO BOUNDARY WALL, FENCING, GATE, BARBED WIRE, CONCERTINA COIL AND MISC ITEMS IN DOMESTIC AREA AT AF STN SARSAW

M & L for cleaning of Sewage line of 100mm bore from gully traps, grease traps etc. upto 1.5 m deep by removing all filtn/silt, foreign materials and other deposits whatsoever completely and making the line free from all obstacles and testing the flow of sewer line evenly, smoothly by filling water. The cleaning operation will be carried out in suitable lengths by blocking the first and last manholes of sewage line and removing the silt/sludge & other deposits out side of MD land in covered van/trolley, complete all as specified and directed.

All as per Item No 1.00 here-in-before but sewage line of 150 mm bore and depth of sewage line upto 2m complete all as specified and directed.

All as per Item No 1.00 here-in-before but sewage line of 200 mm bore and depth of sewage line upto 3m complete all as specified and directed.

M & L for cleaning of septic tank of any capacity or description including cleaning and pumping out fluid, cleaning of sludge from compartment of septic tank including intercepting chamber & washing down with water complete and removing the sludge in covered van/trolley out side the Govt land complete all as specified and directed.

Removing/cleaning of oxidation pond for dead leaves/ branches, any type of growth vegetation etc by any suitable means and cutting down bushes green vegetation, shrubs etc in the surrounding areas upto 3.00 mtr from the outer PCC path ways of the oxidation pond size at top on 55.00 x 32.50 mtr complete all as specified and directed.

All as per Item No 5.00 here-in-before but size 53.00 x 32.00 mtr including dewatering and taking out sludge as and when required on essential basis to aovid health hazard complete all as specified and directed.

M & L dewatering of soak well by pumping or any suitable means dia of soak well exceeding 2.50 m and n. exc 3.00 and depth complete all as specified and directed.

M & L for cleaning of manholes depth upto 1.5 mtr by removing all silt, sludge, any other materials making clean and flushing with water complete incuding removal of spoils out side MD land and taken out cover slab and reset in the same position after cleaning and testing all as specified and directed. cleaning shall be done either manually or mechanically as required complete all as specified and directed.

All as per Item No 8.00 here-in-before but depth exceeding 1.5 m and not exc 3 m deep complete all as specified and directed.

Demolition of brick/stone masonry built in cement/lime mortar of any mix including all quoins pillar ashlars masonry and removal complete all as specified and directed.