|
| 1 | Laying and Jointing PVC Pipe. Heading |
| 2 | Survey by Electronic Total station/DGPS of villages with a view of preparing \"village index plan \"indicating roads/streets, surface and width of road/streets along with places of importance such as Panchayat Bhawan, Hospital, School, Post office, Temple Water Supply structures (GLRs, PSPs, pumping station physical boundary of village north etc. including levels at some important points as per instruction of engineer in charge. Hydraulic Design of Distribution network in Loop/Water Gem/EPANET or any other compatible software. Preparation of Auto CAD Drawing (A-3/A-2) with complete hydraulic design out put details, such as pipe no, node no, pipe length, pressure at node etc. Submission of three sets of colour print prepared in Auto CAD. |
| 3 | Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to a lead of 50 metres from road boundary including removal and disposal of top organic soil not exceeding 150 mm in thickness as directed by Engineer In area of light jungle |
| 4 | Earth work in excavation by mechanical means (Hydraulic Excavator)/ manual means in trenches of required width and gradient for laying and jointing of pipe line including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil, and then returning the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layer by ramming, watering etc. and disposal of surplus excavated soil as directed within a lead of 50 Mtr. including required all safety provisions etc.:All kinds of soil Depth upto 1.5 m |
| 5 | Depth upto 1.50 M to 3.00 Meter |
| 6 | Depth upto 3.00 M to 4.50 Meter |
| 7 | Earth work for Sewer line and Manhole in excavation in foundation, trenches manholes, road side chambers etc. including dressing of sides and ramming of bottoms, including getting out the excavated material, refilling after laying pipe/foundation and disposal of surplus excavated material at a lead upto 50m suitable site as per direction of Engineer for following depths, below natural ground/Road top level. In ordinary rock. Depth upto 3.00 M to 4.50 Meter |
| 8 | Demolishing brick work manually/by mechanical means including stacking of serviceable imaterial and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-chargs. In cement mortar |
| 9 | Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. |
| 10 | Cleaning of RCC/SW/DWC/HOPE 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 in all respect as per direction of Engineer-in-Charge 1000 MM dia |
| 11 | Providing and fixing CLOSE timbering in trenches of sewer line and manholes including strutting, shoring and packing cavities (wherever required) complete. (Measurements to be taken of the face area timbered) for following depth below NGLDepth upto 3.0 m |
| 12 | Depth more than 3.0 m and upto 6.0 m |
| 13 | Pre-cast RCC M-40 grade circular manhole conical piece with inbuilt cover and frame (height 1.305), cast-in-situ PCC M-10 grade foundation, PCC M15 grade circular wall ID 1.425m, wall thickness 200mm, wall height equal to ID of sewer pipe one wall thickness of pipe +50 mm, PCC M15 grade benching and channel portion. Depth of manhole shall be measured from top of manhole cover upto lowest invert of pipe. (Depth includes in the item height of Conical piece ID of Sewer pipe + 1 Wall thickness of pipe Increased height of wall (if any) + 50mm) |
| 14 | Providing and fixing pre-cast RCC M-40 grade circular ring of ID 17.61.21.5m, wall thickness 125mm, height 150/225/300/600/900/1200mm for constructing extra depth of manhole beyond depth mentioned in itern no-17.61.1 as per drawing. |
| 15 | Providing orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS: 10910, on 12 mm dia steel bar conforming to 15: 1786, having minimum cross section as 23 mmx25mm and over all minimum length 263 mm and width as 165 mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufacture\"s permanent identification mark to be visible even after fixing, including fixing in manholes while casting in RCC manhole and with 30x20x15 cm cement concrete block 1:3:6 in brick/RR stone manhole complete as per design. |
| 16 | Construction of embankment with approved material obtained from borrow pit with all lifts and leads, transporting to site, spreading, grading to required slope and compacting by vibratory roller 8-10 tonne to meet requirement of table 300-2 including cost of compensation for earth taken from private land complete as per MoRT&H specification clause 305. (Lead taken upto 5 km) |
| 17 | Providing, laying, spreading and compacting of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power 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. |
| 18 | Dewatering by pumping set-Dewatering by pumping set of required capacity including temporary platform carting pumping at site and fixing the same in position including all accessories, and fuel and labour etc. complete. (1 Hp pump/Hr) |
