| 2 | Desilting of sewerage manholes of all depths and sizes by deploying mechanical means including complete removal of accumulated silt/sludge/grit/stones/plastics and other foreign materials from inside the manholes. (UPTO 8FEET DEEP) The work shall include:- 1. Complete desilting and cleaning of manhole chambers, benching, invert, and side walls up to required depth to restore proper flow conditions. 2.Lifting of silt and sludge by any means, suction machine, buckets, cranes, or manual assistance wherever required, including loading into transport vehicles.3.Transportation and safe disposal of removed silt and debris to approved dumping sites as per directions of Engineer-in-Charge, including all leads, lifts, loading, unloading, and tipping charges. 4.Dewatering of manholes, if required, using pumps, including diversion of flow and maintenance of dry working conditions during execution. 5.Providing all necessary labour, machinery, tools, tackles, fuel, safety equipment, barricading, warning signboards, traffic management, and lighting arrangements to ensure safe execution of work. 6.Adoption of all safety measures, including gas detection, ventilation, protective gear, harnesses, and compliance with CPHEEO / MOHUA / local safety guidelines. 7.Final washing and flushing of manholes after desilting to ensure proper cleanliness and free flow of sewage. The rate shall include all materials, labour, machinery, transportation, disposal, safety arrangements, leads, lifts, and incidentals complete, as directed by the Engineer-in-Charge. |
| 3 | Desilting of sewerage manholes of all depths and sizes by deploying mechanical means including complete removal of accumulated silt/sludge/grit/stones/plastics and other foreign materials from inside the manholes. (Depth 08Feet to 15feet ) The work shall include:- 1. Complete desilting and cleaning of manhole chambers, benching, invert, and side walls up to required depth to restore proper flow conditions. 2.Lifting of silt and sludge by any means, suction machine, buckets, cranes, or manual assistance wherever required, including loading into transport vehicles.3.Transportation and safe disposal of removed silt and debris to approved dumping sites as per directions of Engineer-in-Charge, including all leads, lifts, loading, unloading, and tipping charges. 4.Dewatering of manholes, if required, using pumps, including diversion of flow and maintenance of dry working conditions during execution. 5.Providing all necessary labour, machinery, tools, tackles, fuel, safety equipment, barricading, warning signboards, traffic management, and lighting arrangements to ensure safe execution of work. 6.Adoption of all safety measures, including gas detection, ventilation, protective gear, harnesses, and compliance with CPHEEO / MOHUA / local safety guidelines. 7.Final washing and flushing of manholes after desilting to ensure proper cleanliness and free flow of sewage. The rate shall include all materials, labour, machinery, transportation, disposal, safety arrangements, leads, lifts, and incidentals complete, as directed by the Engineer-in-Charge Please Enable Macros to View BoQ information |
