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 dressing the subgrade to correct camber and grade.

Earth work in excavation of foundation of structures as per drawing and technicspecification,including setting out, removing, spreading or stacking of spoils within a lead of trimming the sides of the 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 (i) With pumping out water including shoring as required.

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) Single brick flat soling (thickness 75 mm)

Supplying, spreading and compacting sand to required thickness,in layers not exceeding 150mm to proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction, including lighting,guarding, barricading and making adequate earthen bundh where necessary,curring with water as per direction, mending cracks and depression by ramming wherever necessary

labour for breaking 1/2 Bricks or Full Bricks (Old / New) into metal / Khoa / chips as per specific size and stacking the same at ite or stackyard with due allowance of slnkage / shrinkage as per direction of the Engineer-in-charge. (b) Metal Size 32 mm to 25 mm

Construction of Sub Base using Local Materials, spreading in uniform layers with Motor grader on prepared surface, including screening the meter as necessary, mixing by mix in place method with Rotavator at OMC, and compacting with vibratory roller to achieve the desired density. lighling, guarding and barricading incJuding cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For Construction of Sub Base by compacting 1st class brick aggregates (40 mm down) and sand (in proportion of 60:40). (b) Brick aggregates supplied by contractor

a) By Departmental Jhama bats

Providing and laying nominal mix Cement concrete (with mix proportion 1:1½:3) / 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 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 a) where staging is not requied

Supplying, fitting and placing HYSD bar reinforcement in Sub-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications and direction of Engineer-in-charge.

Jhaw / Eucalyptus bullah piling of main pin with 12.5 cm. av. dia. and 3.0 m. long driven 2.0 m. (av.) below G.L. @ 300 mm. centre to centre & tie pin with 12.5 cm. av. dia. and having length 1.00 m. with driven 0.70 m. below G.L. @ 2.00 m. centre to centre including cutting, fitting, fixing and driven into position. Providing 2.00 m. long bullah as tie bar of 10 cm. dia. @ 2.00 m. centre to centre and runner of 10 cm. dia. including necessary nails, bolts, nuts etc. All cost of materials including one coat of coal tarring to all bullah etc. complete as per direction of the E.I.C.

Supplying empty Cement 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, NB :- Measurement to be taken on the basis of stack measurement / prepost work section measurement after deduction of void as per norms. No extra payment will be made for stacking. A) Beyond 500 metre and upto 1.00 km

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

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

Providing weep holes in Brick masonry / Plain / Reinforced concrete abutment, wing wall / return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards drawing face. Complete as per drawing and Technical specifications.

Providing & fixing Concrete Sign Board as per IRC specification of size 900 X 750 x 37 mm. thick made with RCC 1:1.5:3 with pakur variety stone chips reinforced with double layer IRC febric (75 x 75 mm. mesh) and fixed with necessary nuts & bolts on two RC precast posts 100 mm. x 150 mm. of height 2.65 m. of which top 750 mm, is of section 100 x 13 mm. and 1.90 metre above GL & 0.75 metre below GL including digging hole, repacking the same with cement concrete 1:3:6 with jhama khoa or with local stone chips etc. complete including painting two coats on both faces lettering sign marks etc. as per direction of the Engineer-ln-Charge. (The rate is inclusive of cost of reinforcement, concrete, shuttering, nuts & bolts, washer etc. complete.)

Add GST @ 18% (CGST+SGST)

Labour Welfare Cess @ 1%