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 up to 150 mm.

(b) For each additional Depth of 150mm and part thereof.

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 Size32 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 layer with spreading equipment capable of mixing the materials to the desired degree and spreading the mix materials uniformly according to required line and level including screening the materials as necessary to the satisfaction of the EIC and compacting with vibratory 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 Medium Sand (in proportion of 60:40). a) By using brick aggregates obtain from old depertmental serviceable Brick.

b) By using brick aggregates obtain from new Brick Bats to be supplied by the agency

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.

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. Including @15% Riverine for GP.Banashyamnagar

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

Earth work in excavation of foundation of structuresas per drawing and technical specification,including setting out, removing, spreading orstacking of spoils within a lead of 150 m. as directedand including trimming the sides of the trenches,leveling, dressing and ramming the bottom, andbackfilling with approved material complete as perdirection of the Engineer-in-Charge(soft or hard) by manual means In all sorts of soil excluding marshy soil & rocksa) upto 3 m depth(ii) With pumping out water excluding shoring

Earthwork in filling in foundation trenches with good earth in layers not exceeding 15cm. includingwatering and ramming layer by layer complete withearth obtained from excavation of foundation orfrom fresh excavation of land arranged byDepartment within a lead of 150 m.

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.Including @20% Riverine for GP.Banashyamnagar

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

Supplying,dressing & staking at site bamboo pins above 5 c.m diametre & upto 7.5 cm diametre.(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 Eucalyptus-bullah piles at work site, including dressing and making one end pointed. (i) 100mm diameter

(ii) 125mm diameter

Labour for driving Sal-bullah / Eucalyptus bullah piles by monkey in 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. (iii) 125mm diameter

Labour for fitting and fixing 10 cm to 13 cm dia Sal-bullah / Eucalyptus-bullah as ties and runners including necessary nails bolts and nuts.

Coal tarring on wooden surfaces including cost of materials (b) Single 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 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.

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)Including @15% Riverine for GP.Banashyamnagar

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, with water as per direction, mending cracks and depressions by ramming wherever necessary.

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. C) Beyond 2.00 km and upto 3.00 km

R.C. Guard post Supplying fitting and fixing R.C. guard post 1.37m long with C.C. 1:2:4 with graded stone chips of 13.2mm down casting , curing complete including cost of providing 4nos.of 12mm dia. rod of length 1.54m as main reinforcement and 6 nos. of round shaped 8mm dia rods used as binders; the placing of the first binder should be at 75mm below the top finished surface and the other 5 nos of binders should be placed at 245mm c/c ; the guard post is of octagonal section with inscribed circle of dia 24cm at the base tapering to corresponding dimensions of 16cm at the top including two coats of painting with best quality synthetic enamel paint of approved make and grade to form 6 nos. horizontal alternate bands in white/tannery yellow and black to 90 cm length standing up above ground after mending good damages if any during striking off shuttering, making hole in ground of 47cm depth and 30cm. minimum dia, fixing the guard posts in the same holes and repacking the earth properly so as to keep the guard posts standing properly erect in correct position true to line and length including carriage of R. C. Guard Post with due care to the site including loading into the truck and unloading at site complete in all respect. With Pakur variety stone chips

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

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

RCC spun pipe collars including loading , carriage , unloading at site . a)Collar-300 dia, NP2 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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