Sundarban Affairs Department Tender

Box cutting in road embankment in all kinds of soil and spreading the soil uniformely over the flanks and considerating and dfessing the subvgrade to correct camber and grade.

Labour for laying brick edging (75 mm wide) with departmental brick laid true to line and level including carriage of departmental bricks within a lead of 150 metres cutting necessary trench in soil or in hard metalled surface laying the bricks and repacking the trench (on both sides of the edging) with spoils and ramming the same thoroughly. (b) Brick-on-end edging (250 mm) depth.

Labour for laying soiling with departmental bricks including carriage of departmental bricks within a lead of 150 metres preparation of bed as necessary with brick joints properly filled in and packed with brick joints properly filled in and packed with local sand or powdered earth and including necessary cushion of similar materials below the soling (and in between layers when more than one layer is used) (d) Soling or dry pavement with one brick-on-edge laid in herring bone pattern on a layer of brick flat (thickness 75 mm. plus 125 mm)

Brick edging 75 mm 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 spoils and 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 bed as necessary with brick joints properly filled in and packed with powdered earth and including necessary cushion of similar material below the soling (and in between layers when more than one layer is used) completes as per direction. (f) Soling or dry pavement with one brick-on-edge laid in herring bone pattern over a layer of brick flat (thickness 125 mm plus 75 mm)

Providing and laying nominal mix Cement concrete (with mix proportion 1:1.5:3) / M-20 grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm of Pakur or other approved variety including Screening and cleaning of aggregates, if necessary, both of approved quality and cement, as necessary, compacting by vibrator or other suitable means, cost of curing with water, cost for quality control, sampling, testing etc. and including placing a Separation membrane of impermeable PVC sheet 125 micron thick transparent or white in colour laid flat with minimum creases. Before placing the separation membrane, the sub-base shall be swept clean of all the extraneous materials. Wherever overlap of plastic sheets is necessary, the same shall be at least 300 mm and any damaged sheathing shall be replaced at the Contractor's cost. Including carriage of all materials to site but excluding the cost of staging, shuttering and and reinforcement if any.

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.

Drum Sheet Walling 1.40m (av.) high on Sal-bullah / Eucalyptus bullah piling 10 cm dia. and 3.25m long driven 1.75m (av.) below G.L. and 75cm centre to centre including fitting fixing 3 nos. of half bullah pieces (from 10 cm dia) and drum(empty bitumen) sheet (approved condition) of height 1.5m , cutting and straightening drum sheet (each joint must have lap length of min.50mm) including cost of necessary nails, bolts, nuts etc. and providing 2 to 3m long half bullah ties of 10cm dia. @ 2.25 m centre to centre fixed with 10 cm dia. bullah posts driven 1.5m below G.L. including cost of all materials and one coat of coal tarring to all bullah etc. complete as per direction. (i) Using Eucalyptus bullah

Supplying, dressing and stacking at site bamboo pins above 5 cm. diameter and upto 7.5 cm. diameter. (Dia. to be measured at mid length).

Driving bamboo pins in standing or flowing water including scaffolding and driving appliances. (a) Where boats are not necessary.

Supplying, fitting and fixing with iron nails half split bamboo wailing pieces (av. dia. of bamboo not less than 5.0 cm.)

Supplying of empty cement polythene bags in good condition.

Filling empty Cement bags with dry earth or sand, stitching the bag (cost of thread included) and carrying and placing them in position and all incidental charges complete but excluding cost of filling materials, (Earth or sand) and gunny bags.

Earthwork from borrow pits 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 25 cm. and rough dressing etc. complete as per profile.

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, A) Beyond 500 metre and upto 1.00 km

Fine dressing and making the crest to correct camber and gtrade by cutting and filling earth where necessary including extra earth.

Providing and filling joint sealing compound as per drawings and technical specifications with coarse sand and 6% bitumen by weight

Supplying laying fitting & fixing R.C.C. spun pipes and collars with cement mortar (1:3) including fixing the pipes collars with jute, pitch etc. including the cost and carriage of spun pipes at site excluding the cost of collars. (a)Spun pipe-300 dia,NP-2 Grade

Supplying R.C.C.spun pipes collars including loading, carriage, unloading at site a) Collar-300 dia, NP-2 Grade.

Construction Sign Board with 0.45 x 0.60 m ( height ) granite slab of 15-18 mm th Engraving the lettering over it as directed by the E.I.C fitting and fixing complete over brick masonary ( with 4:1 cement morter ) platform covered with 4:1 sand-cement plaster with neat cement punning all complete as per direction & design supplied by the E.I.C

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