Irrigation And Waterways Department Tender

Supply of stone boulder at site including the cost of material, loading, unloading, stacking and carriage and including all incidental chargeslike Royalty, complete. (Royalty certificate in original from concerned authority are to be submitted along with the bill, otherwise amount of royality will be deducted from the bill) North Bengal variety b) Boulder above 30 kg (80%)

c) Boulder above 20 kg. each. (20%)

Making rectangular sausage cage with 10 SWG galvanized iron wire of 125mm. x 125mm. mesh wire netting with proper lapping of minimum 150 mm. including sewing the joints with 12 SWG G I wire and supply of all materials and equipments including placing the sausage cage in position, filling the same with boulder or lump agreegates complete as per direction of the Engineer-in-charge but excluding the cost of boulder / lump aggregates and its carriage upto site.(Cost is excluding the cost of end pieces ) d) 0.90 metre x 0.60 metre nominal section

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 e) Mesh size 150 mm x 150 mm with 10 SWG wire

Ordinary Cement concrete (mix 1:1.5:3) with graded stone aggregates (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (ii ) River Bazree

Hire and labour charges for shuttering with centering and necessary staging upto 4 m 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. 25 mm to 30 mm shuttering without staging in foundation

Cast-in-situ cement concrete blocks or lining units as per designed section and specification, in nominal mix proportion 1:1.5:3 (corresponding to M20 Grade) with well graded 20mm down stone metal aggregate, laid in position by casting in alternative panels or otherwise to keep a gap of 12mm between the adjacent units, over a layer of polythene sheet of thickness not less than 100 urn to act as a separator between the bottom surface of the block and the sand cushion / filter material laid below the blocks, including dressing, ramming, shuttering, finishing the exposed surface by trowel without adding any additional cement and sand mortar, curing and filling the gaps between the adjacent units by 5.6mm down coarse aggregate to be compacted properly, with all leads and lifts including supply and carriage of all materials, complete, without the cost of sand cushion /filter. With stone aggregates of broken stone of North Bengal varieties.

Supplying and laying filter media in canal bed, canal slope, weep holes, block pitching etc. as per drawing including preparation of Subgrade etc. complete as per direction of the Engineer-in-charge. With 22.4mm down graded River Bajree.