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| 1 | Desilting the sewer lines through jetting and suction machines including cleaning, barricading, and reconstruction of manholes for section isolation by plugging and flow stoppage, setting up the over-pumping arrangements, traffic management jetting and dislodging of accumulated silt from the pipelines, removal of silt through suction hose, disposal of removed silt upto a distance of 20 Km, necessary temporary repairs of sewers to stop locational collapses, ingress of ground water in the desilted section of the pipelines all complete as per the specifications and direction of Engineer. Evaluation pipeline condition through inline Closed Circuit Television survey to assess the internal condition and material of the buried pipelines including accurate measurement of the length & diameter / cross section, invert levels and other physical attributes of buried pipelines, identification of all defects, joints and connections, measurement and recording of their location / position, sizes, & conditions of such pipelines including provision of survey report and records of the conditions, both through video recording in PAL format on a new VHS cassette as well as a report on the structural condition of the pipelines as per the specifications and direction of Engineer. |
| 2 | 200 mm dia sewer |
| 3 | 300 mm dia sewer |
| 4 | Cleaning of RCC / SW / DWC / HDPE pipes and intermediate manholes which includes removal of vegetation, garbage, muck, brick and stone pieces or any type of trash etc. and Flow Test of already laid but not commissioned (including cost and conveyance of water to site, Manpower and machineries deployed) complete by mechanical means in all respect as per direction of Engineer-In-Charge. |
| 5 | 200 mm dia |
| 6 | 300 mm dia |
| 7 | Raising precast circular manhole cover and frame by taking out existing precast frame and cover, providing and fixing precast SFRC circular spacer of required height, re-fixing existing manhole cover frame and cover with cement sand mortar (1:3), including making good the damage, complete as directed by Engineer. |
| 8 | Supplying & fixing 560mm opening dia SFRC manhole cover as per IS : 12592-2002 in existing manholes frame complete in all respect as directed by the EngineerEHD-35 |
| 9 | Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work upto plinth level : 1:1½:3 (1 Cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size). |
| 10 | Providing, laying and spreading of granular sub-base by providing coarse graded Material (Table 400-2), spreading in uniform layers with motor grader on prepared surface, mixing BY MIX IN PLACE METHOD with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per MoRT&H specification clause - 401 including all material, labour, machinery, lighting, guarding and maintenance of diversion. Grading - III Material |
| 11 | NON-BSR Item |
| 12 | Suppyin of super sucker machine on day hiring basis for cleaning and sucking of sewer feom fighly chocked sewer line. Job complete after cleaning the blockage on the following dia lines including driver, techincal staff, diesel & any wear and tear of the maching belongs to contractor him self. Please Enable Macros to View BoQ information |
