REPAIR/MAINT OF SEWAGE LINE INCLUDING CLEANING OF MANHOLES AND REPAIR/MAINT OF DRAINS AND ALLIED WORK OF OMQ, RS, TIPNIS AND KV AREA AT AF STN HASI MARA

Taking out sludge including blockage and cleaning of the manhole of any size, any depth description, depth n. exc 1.50m each and removing and depositing sludge at a distance not less than 20m in a ditch including necessary excavation of pits and covering with earth & spraying unslaked lime on the covered ditch as well as around the manhole to make hygienic including necessary flushing of manhole with water after desludging, complete all as specified and directed. Note: The cost of excavation and earth work for pit, covering of ditch and providing sufficient bleaching powder shall deemed to be included in the unit quoted rate.

Taking out sludge including blockage and cleaning of the manhole of any size, any depth description, depth exc 1.50m but n. exc 3.00m each and removing and depositing sludge at a distance not less than 20m in a ditch including necessary excavation of pits and covering with earth & spraying unslaked lime on the covered ditch as well as around the manhole to make hygienic including necessary flushing of manhole with water after desludging, complete all as specified and directed. Note: The cost of excavation and earth work for pit, covering of ditch and providing sufficient bleaching powder shall deemed to be included in the unit quoted rate.

Dewatering/desludging & cleaning of septic tank of any depth, any size, taking out water minced with sludge and solid including any foreign materials such as stones, tree hedges etc, removing and depositing sludge at a distance not less than 20m in a ditch including necessary excavation of pits and covering with earth & spraying unslaked lime on the covered ditch as well as around the septic tank to make hygienic, complete all as specified and directed. Note: The cost of excavation and earth work for pit, covering of ditch and providing sufficient bleaching powder shall deemed to be included in the unit quoted rate.

Cleaning of blockage in sewage lines/drain pipes of internal dia 100mm/150mm/200mm by rodding or by any other suitable means and cleaning the entire line and well flushing between the manholes, complete all as specified and directed.

Cleaning of blocked WC's and soil pipes of any dia up to first manhole by rodding or by any other means and well flushing with water the entire line after cleaning, complete all as directed.

Cleaning of blocked Floor/gully/nahani trap in bathroom/kitchen/wash basin etc and soil waste pipe of any dia upto gully traps by using rubber hand pump or rodding and opening the eye and making the line clear for smooth function, complete all as specified and directed.

Excavation in trenches not exceeding 1.5 metre wide and not exc. 1.5 metre in depth for foundation etc. n. exc. 10 Sqm on plan and getting out in soft/loose soil, complete all as specified and directed.

Excavation in trenches not exceeding 1.5 metre wide and exc 1.5 metre but not exc. 3.0 metre in depth for foundation etc. n. exc. 10 Sqm on plan and getting out in soft/loose soil, complete all as specified and directed.

Removing of excavated materials to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 metre above the starting point in any type of soil, complete all as specified and directed.

Returning filling in incl spreading, leveling watering and well ramming in layers not exceeding 25cm in soft/loose soil, complete all as specified and directed.