WBIW/CTU/CE(NE)/e-NIT- 37(e)/2025-26 SL01

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.

Labour charges for collecting loose scattered laterite and stone boulders from slope, bed or apron and stacking the same above ground level within a lead of 100 metre and all lifts as per direction of the Engineer - in-charge.

Labour charges for laying boulder / shingles in apron or within wire-netting of sausage for slope pitching including carriage upto 30 metre and all lifts & dressing the exposed faces etc. complete as per direction of the Engineer-in-charge. Boulder

Labour charges for constructing sausage crates with 8 gauge / 10 gauge dia GI wire netting of different shape and size in embankment, apron,slope etc. including binding with 12 SWG GI wire and tied at required interval as per direction of the Engineer-in-charge.( rate excludes cost of wire net and laying of boulders but includes cost of binding wire).

Supply of G.I wire netting of different mesh and made with different SWG G I wire at site as per direction of the Engineer-in-charge. C) Mesh size 125 mm x 125 mm with 8 SWG wire

Turfing with chorkata or durba grass sods 5 cm. to 8 cm. thick in slope, crest berm etc. of embankments, canals and drainage channels etc. within a lead of 150 metre and all lifts including fine dressing, watering, ramming, guarding etc. complete. (sods will have to be arranged by the contractor at his own cost. Payment to be made on the grown grass only).

Making sausage cage with 10 SWG galvanized iron wire of 125 mm. x 125 mm. mesh wire netting with proper lapping of minimum 150 mm. including sewing the joints with 10 SWG G I wire and supply of all materials and equipments including placing the sausage cage inposition, filling the same with boulder or lump aggregates complete as per direction of the Engineer-in-charge but excluding the cost of boulder / lump aggregates and its carriage upto site. f) Size :- 1.00 m x 1.00 m x 1.00 m

Labour charges for launching sausage length upto 2.00 metre/ dumping crates from bank or slope and placing in position including supply of all equipments complete as per direction of the Engineer-in-charge e) Sausage crate of Size :- 1.00 m x 1.00 m x 1.00 m

Supplying at site and laying in position UV stabilized polypropylene woven geotextile of 430 gsm as filter, as per specification, including cost of preparing the bed, placing the geotextile as per profile with at least 15cm lapping, wherever required and anchorage at top, sewing / welding the overlapped portion, storage and transportation by all means, complete as per direction of the Engineer-in-charge. Note: 1. Payment to be made on measurement of finished surface without lapping, but including anchoring length at top. 2. Payment will be made subject to the result of 3rd Party Testing, to be done by the Engineer-in-charge departmentally. Paragraphs 2.7.7, 2.7.9 and 2.7.10 under the Chapter of “Specification for Works” in the USoR shall be reproduced and included in the tender document as “Specification & Special Terms & Conditions for Geotextile” in case of use of this item in the estimate. 3. This particular item is to be used in special cases, either in continuation of previous usage or after offering adequate justification from techno-economical angles.

Supplying, spreading and compacting Sand to required thickness, in layers not exceeding 150 mm to proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction, including lighting, guarding, barricading and making adequate earthen bundh where necessary, curing with water as per direction, mending cracks and depressions by ramming wherever necessary. (medium sand)

Compacting earthwork in embankment in layers of 25 cm. by power roller or by any other mechanical means, like tractor driven sheep foot roller/vibrating plate compactor earth rammer etc., (not at OMC) including necessary watering, labour charges, hire charges of all materials, tools & plants etc. and including cost and supply of all materials complete as per direction of the Engineer-in-charge. (Payment will be made on the basis of Pre-work & Post-work level)

Supplying & laying of bi-axial extruded high modulus polypropylene geogrid coforming to MORTH SPECIFICATION for base/sub-base reinforcement having minimum tensile strength 20kN/m in the longitudinal and transverse direction, with 7kN/m and 14kN/m tensile strength at 2% and 5% strain respectively in the longitudinal and transverse direction, junction efficiency not less than 95% and with 38mm X 38mm mesh opening.