WBIW/EE/PUAPWI001/eNIT02/26-27

Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. In ground floor including roof. (a) upto 150 mm. thick

Earthwork from borrowpits over existing embankment or for repairs to embankment, closing breaches etc.within an initial lead of 30 metre and lift of 1.50 metre including breaking clods and depositing the same in layers not exceeding 25cm .and roughdressing etc.complete as per profile.

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

Sand filling in foundation trenches and at the back of abutments, wing-walls etc. with good local 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 (a)Medium sand (Grading zone-III as per IS:383-1970)

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.

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

Hire and labour charges for shuttering with centering and necessary stsging upto 4 m. using approved stout props and thick hard wood planks of approved thickness with equired bracing for concrete slabs, beams and columns, lintel curved or straightincluding fitting fixing and striking out after completion of works (upto roof of ground floor) (a) 25mm to 30mm shuttering without staging in foundation

Cast-in-situ cement concrete blocks or lining units as per designed section and specification, in nominal mix proporation 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 than100 µm 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. Stone aggregates of Pakur varieties.

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