WBNKDA/18/NKDA/SE-(WD and S)/2025-26

Cutting uprooting and clearing jungles including shrubs, water weeds, bushes, trees, plants, upto 30cm. girth including removing as directed by Engineer-in-charge.

Clearing and removal of water hyacinth including weeds, thick and thorny floating jungles and burning them to ashes when dry or removing them out side Government land including all leads and lifts to stack in a nearby available space complete.

Earth work 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 campact mass, water hyacinth, cowdung 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. depth of water 0.75metre) specially made to suit the site condition in tidal or non-tidal channel /river and carrying of the excavated materials to suitable locations of the channel / river bank from the point of excavation by diesel machine operated boats or similar arrangements in amanner 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 location shaving distances from the point of re-excavation asshown 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. Pre-work level for the existing bed of the channel / river is to be taken bydisplacing 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 300metre is completed and the said post-work will be taken within 7 days after completion of excavation in that reach. (a)For distance 0 to 50metre from the point of re-excavation to the placing point on the bank.

Disposal / carriage of excavated earth /materials out side Government land by truckor by any other conveyan ceover kancha / pucca road including making access for plying the truckor anyother conveyance beyond 300m from the excavated point including cost of stacking, loading, unloading, transporting, arrangement of land, if required by agency, spreading and 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)

Earth work in excavation of foundation trenches or drains, inall sorts of soil (including mixed soil but excluding lateriteor sandstone) including removing, spreading or stacking the spoils with in a lead of 75m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150mm. Including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work) (iii) With carried earth arranged by the contractor with in a radius exceeding 3km. but not exceeding 5 km. including the cost of carried earth.

Sand filling in foundation trenches and at the back of abutments, wing-walls etc. with good medium sand free from earth in layers not exceeding 15 cm. including inundating each layer by profuse water and poking and ramming layer by layer complete including supply of sand. Quality of sand is to be approved by the Engineer-in-charge.

Supplying and laying Polythene Sheet (150gm/ sq.m.) over damp proof course or below flooring or roof terracing or in foundation or in foundation trenches.

Hire and labour charges for shuttering with centering and necessary staging upto 4m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor) (When the height of a particular floor is more than 4m the equivalent floor height shall be taken as 4m and extra for works beyond the initial 4m ht. shall be allowed under 12 (e) for every 4 m or part there of) (a) 25mm to 30mm thick wooden shuttering as per decision & direction of Engineer-In-Charge.