ROUTINE PREVENTIVE AND CORRECTIVE MAINTENANCE OF SEWAGE SYSTEM AND CLEANING OF SEPTIC TANKS SOAK WELLS ETC INSIDE CABS CEMILAC AND STIR UNDER AGE BR II AT BANGALORE

Cleaning of blockage of bathroom / kitchen by cleaning the Nahani traps / gully / traps / floor trap of all the mud / Indian WC / European type WC / Wash hand basin / Urinal of all the mud / sludge / sludge and getting out including cleaning of SGSW / CI pipe upto 1st manhole / washed thoroughly up to grating of trap, CI waste pipe by opening the cleaning eye and depositing of sludge in a pit of suitable size at a distance not exceeding 50 metres form the gully trap and covering the same with the soil obtained from excavation of pit including all excavation as directed and whenever required and any urgent sewer blockages work as per directed by JE as per site requirement complete all as specified and as directed by Engineer-in-Charge.

Cleaning of blockage in sewage line having dia of 100 mm to 150 mm by deploying of skilled safaiwala by roding, sewage cleaning rod and ball system up to a depth of 1.50 mtr and removing of silt / cached mud / waste obtained from sewage line upto a lead of 2.50 KM to 5.00 KM complete all as specified and as directed.

All as per Ser item No 2.00 above but depth of sewer exceeding 1.50 metre but not exceeding 3.00 metre.

All as per Ser item No 2.00 above but depth of sewage line exceeding 3.00 metre but not exceeding 4.50metre.

Preventive and routine cleaning of manholes through a systematic programme of cleaning / removal of silt accumulation from chambers / manholes by deploying a sewer cleaning gang under the supervision of a competent person, including taking all necessary safety precautions. The work shall include removal and disposal of silt / caked mud to a distance exceeding 2.50 KM but not exceeding 5.00 KM, for manholes up to 1.50 metre depth complete all as specified and as directed.

All as per Ser item No 5.00 above but depth of manholes exceeding 1.50 metre but not exceeding 3.00 metre.

All as per Ser item No 5.00 above but depth exceeding 3.00 metre but not exceeding 4.50 metre.

Routine cleaning of sewer lines through a systematic programme of sewer maintenance by providing and operating suction-cum-jetting sewer cleaning machine conforming to the relevant technical specifications, along with necessary safety equipment such as masks, oxygen cylinders, gloves, rope ladders, Manila ropes, body suits, helmets, etc. The work shall include cleaning of sewer mains in lanes and sub-lanes up to a depth of 1.50 m, including preventive maintenance of sewer lines, complete all as specified and as directed by the Engineer-in-Charge.

All as per Ser item No 8.00 above but depth exceeding 1.50 metre but not exceeding 3.00 metre.

All as per Ser item No 8.00 above but depth exceeding 3.00 metre but not exceeding 4.50 metre.