Construction of road from Seconee Borhola to Killing gaon road under SOPD (G) for the year 2020-21

Amount

Road Works

Clearing and grubbing of road land including uprooting rank vegetation, grass, bushes shrubs, saplings, and tree girth upto 300mm removal of stumps of such trees cut earlier, and disposal of unserviceable materials and stacking of serviceable materials to be used or auctioned, up to a lead of 1000 m. including removal of and disposal of top organic soil not exceeding 150mm in thickness as per technical Specification Clause 201. By Manual Means-, (A) In area of non throrny jungle

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 .. (i) Private land

Construction of Subgrade and Earthen Shoulders Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1. (I) Private Land

Granular Sub-base with Well Graded Material (Table 400.1) (A)By Mix in Place Method Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading Material (Gr - II ) By Manual Means Add 3 % for extra widdening

Water Bound Macadam Sub-base/base WBM Grading 2 Using crushable screening such as moorum gravel for Gr.II Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405 (A)By Manual Means Add 3 % for extra widdening

WBM Grading 3 Using crushable screening such as moorum gravel for Gr.III Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405......By Manual Means By Manual Means Add 3 % for extra widdening

Prime-Coat Medium porosity: Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.90- 1.2kg/sqm using mechanical means as per Technical Specification Clause 502 By Manual Means Add 3 % for extra widdening

Tack-coat Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503. By Manual Means Add 3 % for extra widdening

20mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/ modified bitumen) Binder: Using Paver finisher hydrostatic with sensor control @ 75 cum per hour Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared 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. By Manual Means Add 3 % for extra widdening

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...By Manual Means..Case - I : Type A (ii)Bitumen (S-65)

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (ii) 600mm equilateral triangle

iv) 800mm x 600mm rectangular

Planting of Trees and their Maintenance for three Year (Planting of trees by the road side (Avenue trees) in 0.60 m dia holes, 1 m deep dug in the ground, mixing the soil with decayed farm yard/sludge mannure, planting the saplings, backfilling the trenches, watering , fixing the tree guatrd and maintaining the plants for three year.

HP NP-3 Culvert 600 mm dia( Single Row) (2 Nos.)

Excavation for structures E/W in excavation for structure as pwer drawing and Technical specification clause 305.1 including setting out, construction of shoring and bracing, removal of stamps and deleterious materials and disposal upto a lead of 50.00 mtr. dressing of sides and bottom, back filling in tranches with excavated suitable materials. (I) In ordinary soil, (i) Upto 3.00 m depth (without dewatering).

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A. With crushed stone.(I).Nominal mix 1:3:6 P.C.C grade M 10

Brick Masonry work in cement mortar Brick masonry work in cement mortar 1:4 in foundation complete excluding pointing and plastering as per drawing and technical specification, clause 600, 1202 & 1203.

Brick Masonry work in cement mortar in sub-structure Brick masonry work in cement mortar in sub-structure complete excepting pointing and plastering as per drawing and technical specification, clause 602, 603, 604, 1202 & 1204 Brick masonry work in cement mortar 1:3

Providing and laying RCC pipe NP-3 for culverts on 1st class bedding for granular materials in single row including fixing collar with cement morter 1:2 but excluding exavation, protection works, back filling, concrete, masonry wworks and Parapets clause 1106, 600mm dia.

Plastering with cement morter (1:4) 15 mm thick on brick work for substructure as per Technical Specification.

UTILITY SHIFTING

Electricpole shifting

Md Haidul Islam