WBIW/TA/EC/NIT-04(e)/2025-26

Earthwork in excavation in all kinds of soil for making embankments, repairs to the embankment, closing breaches etc. as per profile including supply and transporting the earth by truck or tractor or any other mechanical means on land , including loading, transporting, unloading and stacking with all lifts bothways and head load where necessary and depositing the same on embankments, clannels, filling depressions in requisite profile, levelling as per direction of the Engineer-in-charge within a lead of, E) Beyond 4.00 km and upto 5.00 km N.B. 1. Measurement to be taken on the basis of stack measurement / pre- post work section measurement after deduction of void as per norms. No extra payment will be made for stacking. For compensation for earth for land owned and arranged by Contractor add Rs. 25.00 per cum extra over rate of E/W for land owned / arrenged by the department. Royalty charge on earth Rs. @ 29.00 per cum & cesses charge @ Rs. 5.30 per cum (i.e. Rs. 15.00 per 100 cft). As per government notification, Which will be paid on production of necessary documents in support of payment made towards the royalties & cesses.

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)

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved Material complete as per direction of the Engineer-in-Charge I. In all sorts of soil excluding marshy soil & rocks(soft or hard) by manual means. a) upto 3 m depth (iv) Without pumping out water and shoring

Supplying at site composite geotextile bags of size 1.00 m x 0.70 m comprising UV stabilized needle punched 200 gsm polypropylene non- woven geotextile as inner liner and 300 gsm UV stabilized woven polypropylene geotextile as outer liner as per specification, double stitched at two ends with polypropylene or equivalent yarn including cost of transportation by all means and other incidental charges complete. (Note: Payment will be made subject to the result of 3rd Party Testing, to be done by the Engineer-in-charge departmentally.) Paragraphs 2.7.5, 2.7.6, 2.7.7, 2.7.8, 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 and Special Terms & Conditions for Composite Geotextile Bags” in case of use of this item in the estimate.

Labour charges for filling Geo-textile bags with filler materials (earth/sand), machine stitching the open end of the bag with thread as per design and placing the same on slope or dumping from bank within initial lead of 150m and all lifts including carriage and hire charges of all materials and equipments but excluding the cost of filler materials as directed by the Engineer-in-Charge i) Bag size 1.00m x 0.70m of capacity 0.1325 cum/bag

Supply of different materials as per approved specification. silver Sand stacked at site.

Making sausages circular in section (any length) made with 1st class kiln burnt / 1st class picked jhama full bricks rolled inside wire net caging made of 10 S.W.G. galvanised iron wire square pattern (internal dimension of mesh will be 100 mm. x 100 mm. square) galvanised wirenet caging with proper lapping of minimum 150 mm and sewing with 12 SWG. galvanised iron wire including cost of all materials, carriage up to site, placing and laying the same after preparing the bed/trench to proper slope etc. complete as per direction of the Engineer-in-charge. (cost is excluding the cost of end pieces .)

Supplying, fitting, fixing end pieces for rectangular / square / circular sausages at the ends, with 10 SWG / 8 SWG G I wire net of different mesh sizes tying & sewing the same maintaining a lap langth of 150 mm all around with 12 SWG G I wire complete, including the cost of supply of wire netting, fitting etc., complete as per direction of the Engineer - in - charge. a) Mesh size 100 mm x 100 mm with 10 SWG wire

Supplying at site 9mm polypropylene (PP) rope gabion (4-strand and mesh size 75mm x 75mm) as per specification, laying along sea /riverside toe of embankment, closing and locking the gabions,inter locking the adjoining gabions, after placement of full bricks inside, including cost of all materials (excluding bricks), labours, transportation to site by all means, all leads and lifts complete as per direction of the Engineer-in-charge. Gabion of size 2m (L) x 1m (W) x 1m (H), with intermediate partition at every metre width. Note: Paragraph 2.9 under the Chapter of “Specification for Works” in the USoR shall be reproduced and included in the tender document as “Specification and Special Terms & Conditions for Polypropylene (PP) Rope Gabion”, in case of use of this item in the estimate.”

Supplying and laying 1st class brick inside Polypropylene (PP) rope gabions in layers on slope of embankment or at toe of embankment with all lifts & leads including cost of labour, cost of materials at site all complete as per direction of the Engineer -in- charge.

Labour charges for collecting or taking out displaced cement concrete or brick blocks of all sizes from slope, bed or apron and relaying the same in canal bed or slopes including clearing, dressing, ramming and preparing bed with necessary earthwork complete within a lead of 200 metre and all lifts complete.

Providing and laying pre-cast brick block pitching of required size (53 Cm. x 53 Cm x 25 Cm. or as directed by the Engineer-in-charge) with 1st class kiln burnt bricks in cement mortar including flush pointing on all faces except exposed face which to be plastered with 19 m.m. thick cement plaster, curing, dressing, ramming & preparing subgrade in slopes & bed complete with necessary earth work not exceeding 300 mm in depth with all leads & lifts including cost of all materials/ blocks up to site by all means of transport. The gap between adjacent blocks will not be more than 10 m.m. (Sand, cement mortar mix for making blocks, pointing & plastering is1:4).

Making filter with well graded 40 mm down ballasts and laying uniformly behind weep holes, below pitching on bed, side slopes including supply and carriage of all materials to site including preparing bed with earthwork up to 30 cm depth, where necessary and compacting with wooden mallet after laying to achieve designed section as per direction of the Engineer- in - Charge (measurements will be on finished work / in stack after deducting necessary void).) (b) 1st class brick ballast

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).

Brick edging 75mm wide with picked jhama bricks, laid true to line and level including cutting necessary trench in soil or in hard metalled surface, laying the bricks and repacking the trench(on both side of the edging)with spoil sand ramming the same thoroughly complete as per direction. (b) Brick-on-end edging (250 mm) depth.

Brick soling with picked jhama bricks including preparation of bedas necessary with brick joints properly filled in and packed with powdered earth and including necessary cushion of similarmaterial below the soling (and in between layers when more than one layer is used) completes as per direction. (d) Soling or dry pavement with one brick-on-edge laid in herringbone pattern over a layer of brick flat (thickness 125 mm plus 75 mm)

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