69/2025-26 Operation and Maintenance Of Rural Water Supply Scheme Kotri Gudalkheda Paplaj Tehsil Kotri District Bhilwara For One Years.

Maintenance of pipelines irrespective of size & material which includes Repairing of Bursts & leakages pollution control, survey & removal of choking, disconnection of illegal connections, Collection & recording minimum 10 nos. residual chlorine samples during daily supply timings, interconnections and all works related to pipeline network in existing distribution /rising main pipe lines of all sizes by digging out suitable size of pit in soft and loose soil/ hard soil including cutting of Black top, WBM & CC top of road of any size at work site. This will also include cutting of pipe ends, fixing of pipe piece with jointing material to make repair leak proof and refilling of pit by excavated sand by ramming it at sides of pipes and up to ground level. For entire job contractor will use their own T & P. Contractor with his own resources shall arrange de-watering, JCB & Tractor compressor if any and restore any amenity at his own cost damaged while performing the work in this item. The works includes daily patrolling and repair the leakages within stipulated time and complete maintenance of pipe line network of rising and distribution pipeline network within the scope of work for per km pipe line per month.(Jointing material shall be provided by the department.)

Minimum labour for a following kms pipelines to be deployed

1 km to 50 km – one fitter-II & one beldar(38km)

Maintenance of tubewells / openwells which includes round the clock monitoring of tubewells of all sizes, complete repairs / rewinding of submersible pump sets including cost of material components required to repair pumpsets, starters, meters etc. of electric panel of tube wells, Lowering and unlowering of pumpsets complete in all respect, maintenance of log-books & Histroy sheet as directed by Engineer-in-charge for tubewell per month.

11.0 HP to 12.5 HP(3 Nos)

26.0 HP to 45.0 HP (1 Nos )

Cleaning of Over Head Service Reservoir ( OHSR ) of below mentioned capacity including removal of all silt from reservoir, scrapping of walls, disinfection of reservoir after cleaning and disposal of silt up to 1.00 Km lead and painting the date of cleaning on the reservoir.

101 to 200 KL(2 ohsr)

Cleaning of Ground water reservoir ( GLR's) of below mentioned capacity including removal of all silt from reservoir, scrapping of wall, disinfection of reservoir after cleaning and disposal of silt up to 1.00 Km lead and painting the date of cleaning on the reservoir.

Daily/ periodical operation of valves at supply times for specified by department per sluice valve per month. (Valve rod and cap to be arranged by contractor)

Restoration of bitumen road by patch work of WBM using crushed / broken aggregate as per the standard specification and consolidation with hand rammer spreading and consolidation of binding material , cleaning of surface of WBM and providing of seal & tack coat as per site condition by using ready cold mix up to the satisfaction of engineer in charge. The rate includes the making of pit in regular shape, all labour, material and T&P charge complete job.

Restoration of cement concrete road including making of pit in regular shape, ramming and consolidation of surface, laying, positioning and compacting cement concrete ( M-20 ) minimum thickness 200 mm upto the satisfaction of engineer incharge. The rate includes the making of pit in regular shape, all labour, material and T&P charge complete job.

Taking out with care the M.S. iron ladder fixed at OHSR , repairing, welding etc and fixing back at reservoirs including all labour and material.

Replacement of existing copper float dia 300 mm and iron counter weight for water level indicator