Construction of Narayanpur kanta asipurwa link road to pakadihanpurwa, murawanpurwa Chotki hazariya gnadhi chabutara via mittupurwa link road

Construction of Embankment with Material Obtained from Borrow Pits / Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5

Cement Treated Subbase / Providing, laying and sperading Material on a prepared sub grade, adding cement @2% by weight to the spread Material manually, mixing in place with rotavator and compacting with the road roller at OMC to achieve the desired unconfined compressive strength and to form a layer of sub-base. / Quantity of cement as 2 percent of quantity by weight for subbase.

Cement Treated Base / Providing, laying, spreading on a prepared sub base, cement@4% by weight to the spread material manully mixing in place with rotavator and compacting with the road roller at OMC to achieve the desired unconfined compressive strength and to form a layer of base. / Quantity of cement assumed as 4 percent of Quantity by weight for base course.

Tack Coat / Providing and applying tack coat with Bitumen VG-10 using emulsion pressure distributor at the rate of 0.35 kg per sqm on the prepared nonbituminous surfaces (cement concrete pavement) cleaned with Hydraulic broom as per Technical Specification Clause 503.

20mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/modified bitumen) Binder - Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates ( two third 13.2 mm and one third 11.2mm grit) either using penetration grade bitumen or emulsion to required line, grade and level zto serve as wearing course on a previously repared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508. / Case - I By Manual Means / (I) Bitumen (S-90)

Seal Coat - Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A,Type B and Type C as per Technical Specification Clause 510 / A. By Manual Means / Case - III : Type C / (I) Bitumen (S-90).

Routine Maintenance of road after completion of work :- (A) Carriageway/ Pavement: (a) Potholes, cracks, other surface defects (SWMM & BC), (b) Repair of Edges, Rutting (BC) (B) Road, Embankment, Cutings, Shoulders, Trees & Plantation : (a) Road Maintained free of edge drop, inadequate cross fall, undulations, settlement, Ponding (E/W), (b) Deficent slopes, rain cuts in embankments (E/W), Vegetation growth, Loping of tree branches. (C) Bridges and Culverts: (a) De-Silting, (b) Clearing vegetation growth (Jungle Clearance), (c) Damaged/distrubed boulder pitching, breast/toe wall retaining wall, apron flooring, guide bunds (Boulder Apron), (d) Parapet, any damage to foundations, (e) Any defects in sub-strucures, (f) Any defects in superstructures, raillings, parapets. (g) Wearing coat, (h) Approach slab, (i) Painting & Lettering of No. plates, repair. (D) Repair of Roadside Drains: (a) Brick Work in 1:4, (b) Plaster, (c) CC- 1:2:4.(E) Road Furniture:(a) Cleaning, Painting & lettering of stones & sign boards, Replacement of damaged/ issing stone & sign boards. (b) 200 m Stones, (c) Km stones, (d) 5th km stones. Maintenance requriment as per above and Mentioned in Special Condition of Contract for Maintenance.Payment of Maintenance work as Percentage of final Civil Construction Cost :

For 1st Year

For 2nd Year

For 3rd Year