Sundarban Affairs Department Tender

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

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.

Proviiding and filling joint sealing compound as per drawing and technical specification with coarse sand and 6 % bitumen by weight

Supplying, dressing and stacking at site bamboo pins of 5.0 cm diametre and upto 7.5 cm diametre (dia to be measured at mid length).

Driving bamboo pin standing or lowing water including scffolding and driving appliances. a) Where boats are not necessary

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

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.

Supplying,laying ,fitting & fixing R.C.C spun pipes and collers with cement morter (1:3) including fixing the pipes collers with jute,pitch etc. including the cost and carriage of spun pipes at site excluding the cost of collars. a) Spun pipes-600 dia. NP-2 Grade.

Supplying R.C.C. Spun Pipes' collars including loading, carriage, unloading at site. a) Collar-600 dia. NP-2 Grade.

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

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-in-Charge. (The rate is inclusive of cost of reinforcement, concrete, shuttering, nuts & bolts, washer etc. complete.)

GST@ 18%

Labours Welfare CESS @1% (sub total + GST 18%)