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| 1 | Earthwork in excavation or re-excavation of drainage channels /rivers in all kinds of soil including silt, sand, slush etc. mixed with all sorts of Industrial wastes, sewages, municipal garbage,carcasses, tannery effluents, jungles, bushes, semi-solid / solid compact mass, water hyacinth, cow dung deposits, decomposed vegetations, polythenes, brick bats, gravels,stone ballast, crates, remnant of bullah and bamboo pins etc.by means of suitable excavator mounted on pontoon (min. depthof water 0.75 metre) specially made to suit the site condition in tidal or non-tidal channel / river and carrying of the excavatedmaterials to suitable locations of the channel / river bank from the point of excavation by diesel machine operated boats or similar arrangements in a manner suited for the purpose and placing the excavated materials from the boat etc. on the top of the bank in case of disposal at suitable places arranged by the agency at his own cost, on the bank at available locations having distances from the point of re- excavation as shown below, by means of excavators or any other machines or manually as may be required, including all lifts. Measurement: By Pre-work and Post- work level sections. Prework level for the existing bed of the channel / river is to be taken by displacing water hyacinth and all other floating materials including compact masses, carcasses etc. and for which no extra payment will be made. Post-work level section will be taken only when a stretch of at least 300 metre is completed and the said post-work will be taken within 7 days after completion of excavation in that reach. |
| 2 | (a) For distance 0 to 50 metre from the point of re-excavation to the placing point on the bank. |
| 3 | (b) For distance beyond 50 metre but within 100 metre from the point of re- excavation to the placing point on the bank. |
| 4 | (c) For distance beyond 100 metre but within 200 metre from the point of re- excavation to the placing point on the bank. |
| 5 | Disposal / carriage of excavated earth / materials outside Government land by truck or by any other conveyance over kancha / pucca road including making access for plying the truck or any other conveyance beyond 300 m and up to a distance of 5.00 Km from the excavated point including cost of stacking, loading, unloading, transporting, arrangement of land, if required by agency, spreadingand levelling as necessary etc. complete. Measurement: By stacks at loading point after deducting voids as per rule. (This item can only be used after obtaining permission from the concerned Superintending Engineer). |
| 6 | Supplying Nylon cage netting1 metre x 1metre x1 metre size with knot having mesh size 17.5 cm x 17.5 cm constructed with nylon thread (210 x 24) having tensile strength not less than 250 Kg. / sq. cm. including carriage, delivery and stacking at site inclusive of all taxes complete |
| 7 | Labour charges for dumping and placing in position properly filled in Nylon crates with filled in gunny / poly cement bags (minimum 25 nos. having capacity 50 kg) with local earth or sand, sewing and tying the crate with nylon wire within a lead of150 m.and alllifts in river slopeor bed by cutting trenches upto 50 cms depth, if necessary, or by boat including cost of hire charges of boat, boatmen and other necessary equipments and also including cost of bags, carriage and charge of filling bags with earth / sand but excluding cost of nylon crate as per direction of the Engineer – in – Charge. NB:- Volume of each earth/ sand filled bags should not be less than 0.028 m3. Size of Nylon crate is 1metre X 1metre X 1metre.(a) Where boats are not necessary |
| 8 | Supplying to site empty cement polythene bags (capacity 50kg) in good condition including stacking, incedental charges etc. all complete (capacity 50 kg). |
| 9 | Labour charges for filling empty cement gunny bag / polythene bag (capacity 50 kg) with all kinds of earth (wet or dry), sand or agreegates(stone / brick) and sewing as done in case of cement bags, (tying with a knot after filling willnot beaccepted), andstacking withina lead of 30 metre as per direction of Engr-in-charge (cost is excluding the cost of any types of filling materials).NB:- Volume of earth/ sand filled bags should not be less than 0.028 cum/ bag. |
| 10 | Dumping in position earth / sand filled gunny / poly bags (capacity 50 kg) within a lead of 30 metre inclusive of all lifts. |
| 11 | Extra rate for item no 7 for each additional lead of 60 metre or part thereof beyond the initial lead of 30 metre.8 Extra lead |
| 12 | Earthwork in excavation in the canals / drainage channels / borrow pits / River bed / slope of bank as noted below as per designed section & throwing the spoils in layers of 25 cm. for making banks as per profile or to deposit the same in any other place within an initial lead of 30 metre and initial lift of 1.5 metre including breaking clods, rough dressing etc. complete as per direction of the Engineer-in-charge. (a) Ordinary soil / local soil / soil mixed with moorum or kankar / silt, dry or moist / slushy silt / sticky soil |
