Sundarban Affairs Department Tender

Box cutting or filling in Road embankment in all sorts of soil including spreading the spoils properly over the flank as necessary or on berm to approximate grade & camber and rolling the sub-grade with power roller to proper camber and grade as per direction and satisfaction of Engineer-in-charge including uprooting and removing plants and jungles when and where necessary. (a) Depth upto 150mm

(b) Depth above 150mm and upto 300mm

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

Construction of Sub Base on prepared surface using Local Materials after mixing by mix in place method at OMC, with suitable mixing equipments and spreading in uniform layers with spreading equipments capable of mixing the material to the desired digree and spreading the mix material uniformly according to required line and level including screening the materials as necessary to the satisfaction of the E.I.C and compacting with roller to achieve the desired density, lighting, guarding and barricading including 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 (Medium Grading zone -ll in proportion of 60:40). (a) By using brick aggregates obtained from new brick bats to be supplied by the agency

(b) By using brick aggregates obtained from old departmental serviceable brick

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. (a) single brick flat soling (75 mm thick )

Supplying Jhaw / Eucalyptus bullah piles at work site, including dressing and making one end pointed. Note: Diameter of pile to be measured at a distance of 1.5m from the thicker end. (i)10 cm dia.

(ii) 12.5 cm av diameter

Labour for driving Jhaw / Eucalyptus bullah piles by monkey in all sorts of soil including hoisting and placing piles in position, protecting the pile head with iron ring and cutting and shaping heads before and after driving and including hire and labour for necessary driving appliances and all tackles. (ii) 12.5 cm av diameter

Supplying, fitting and fixing with iron nails half split bullah wailing pieces and cross pieces etc. complete including cost of nails only complete as per direction of the Engineer-in-Charge. (a) Width of thinner end above 10 cm.and less than 15cm (i) Jhaw / Eucalyptus.

Coal tarring on wooden surfaces including cost of materials a) One Coat

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.

Providing and laying nominal mix Cement concrete (with mix proportion 1:1½:3) /M-20 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 suitabfe 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 a) where staging is not requied

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 (i) With pumping out water including shoring as required.

Earthwork in filling in foundation trenches with good earth in layers not exceeding 15cm. including watering and ramming layer by layer complete with earth obtained from excavation of foundation or from fresh excavation of land arranged by Department within a lead of 150 m.

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

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.

Providing weep holes (150x75)mm in abutment or wing wall for the entire thickness with slope 1:20 towards drainage surface, including packing with different sizes of brick bats or boulders of approved quality and sizes at the back side as per direction of the Engineer-in-Charge.

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 A) Beyond 500 metre and upto 1.00 Km

A) Beyond 1.00 metre and upto 2.00 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 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.

Providing & fixing Concrete Sign Board as per IRC specification of size 900 X 750 x 37 mm. thick made with RCC 1:1½:3 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%