WBIW/EE/DHWD/NIT29e/25-26/S15

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

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 (iii) Without pumping out water but including shoring as required.

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20mm nominal size) excluding shuttering and reinforcement, if any, in ground floor as per relevant IS codes. (i) Pakur Variety

Hire and labour charges for Shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks/ply wood/steel sheet plate with required bracing for any kind of plain or reinforced concrete works in all sorts of minor structure including culvert, box culvert, crossdrain etc. The rate is inclusive of fitting, fixing and striking out after completion of work as per specification and direction. b) Where staging is not required.

Precast 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, including dressing, ramming, shuttering, finishing the surface by trowel with adding any additional cement and sand morter , curing, transporting and laying the blocks or lining units at worksite in position over sand cushion/filter layer, with cold (paper) joints between the adjacent units, having gap varying from 0 to 5mm as tolerance with all leads and lifts, including supply and carriage of all materials complete. (The rate is exclusive of the cost of stone aggregate and its carriage upto site. Construction wing has to add the cost of same from the USoR of PW (Roads) to derive the consolidated rate. Consumption chart of the USoR may be used for assessing the quantity of coarse aggregates per cum of concrete).

Medium sand Grading zone –II as per IS:383-1970 Staked at site

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.

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