Balance work estimate of Road from Rekapahar to Kelliden pt-II

Amount

Road works

Site Clearance & Setting out Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees and girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000m includign removal and disposal of top organic soil not exceeding 150mm thickness as per Technical specification clause 201 By manual Means: In area of non thorny jungle.

Scarifying existing granular surface to a depth of 50mm and disposal of scarified material with a lift upto 3m and leads upto 1000m as per Technical Specification Clause 301.4

Earthwork Construction of embankment with approved materials obtained from borrow pits with a lift upto 1.5m, transporting to site, spreading grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000m 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 1000m as per Technical Specification Clause 303.1

Preparation works Loosening of the ground upto a level of 300 mm below the subgrade level, watered, and compacted in layers to meet requirement of Tabless 300.1 and 300.2 for subgrade construction as per Technical Specification Clause 303.5.2

Flexible Pavement Granular sub base with Well graded Material (Table400.1) (A) By Mix in Place Method Construction of granular sub base by providing well graded material spreading in unfirm 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

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

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

Bituminous Course Prime Coat Low porosity: Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of Granular Base including clearing of road surface and spraying primer at the rate of 0.7-1.0 Kg/sqm using mechanical means as per Technical Specification Clause 502. By manual Means

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/sqm on the prepared granular surfaces treated with primer & cleaned with hydraulic broom as per Technical specification clause 503. By Manual Means

20 mm thick Open Graded Premix Carpet using Bituminoud (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 20mm thickness composed of 13.2mm to 5.6mm 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 Wheeled 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 Mannual Means

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), By Manual Means

Cross Drainage Works (Bridge Work)

Burried Joint (Providing and laying a burried exansion joint, expansion gap being 20mm, covered with 12mm thick, 200mm wide galvanised wieldable structural steel plate as per IS: 2062, placed symmetrical to centre line of the joint, resting freely over the top surfaces of the deck concrete, welding of 8mm dia, 100mm long galvanized nails spaced 300mm C/C along the centre line of the plate all as specified in clause 2604

Providing & fixing 20mm thick compressible fibre board in expansion joint complete as per drawing & Technical Specification

Drainage spouts complete as per drawing and technical specification clause 1209

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification A) Granular material

Protection Work

Providing and Laying pitching on slopes laid over prepared filter media including boulder apron laid dry in front of the toe of embankment complete as per drawing and technical specification. A-stone/Boulder

Providing and laying filter material underneath pitching in slopes complete as per drawing and Technical Specification clause 1302

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire condorming to IS:280 and IS:4826 in100mm x100mm mesh (woven diagonally) including 10 percent extra for laps and joints laid with stone boulders weighing not less than 25kg each as per drawing and technical specifications clause 1301.

Traffic Sign and Road Furniture

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing etc as per drawing and Technical Specification Clause 1703 (Ordinary Kilometre Stone (Precast))

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing etc as per drawing and Technical Specification Clause 1703 (5th Kilometre stone (Pre cast)

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing etc as per drawing and Technical Specification Clause 1703 (200m stone (Pre cast)

RCC guard post : Supplying , fitting and fixing RCC guard post size 15cm dia, 150 cm long, 75 cm above the ground and 75 cm below the ground, with 4-12mm Tor steel and 6mm MS stirrups at 30 cm c/c tied in position with annealed black wire, cement concrete proportion 1:2:4 with broken stone aggregate up to 20mm size including entering , moul-dingthe top curing, painted black and white alternately in 23cm strips upto 0.75m from the top having reflective band 2 nos. of desired shade etc. as per design and direction complete. (i) 25cm dia with 4-12mm Tor bar (i) 25cm dia with 4-12mm Tor bar

Providing and fixing retro reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5mm thick support on mild steel angle iron post 75mmx75mmx6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45cmx45cmx60cm, 60 cm below ground level as per approved drawing vi) 600mm, squre

Providing and fixing retro reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5mm thick support on mild steel angle iron post 75mmx75mmx6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45cmx45cmx60cm, 60 cm below ground level as per approved drawing ii) 600mm equilateral triangle

Providing and fixing retro reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5mm thick support on mild steel angle iron post 75mmx75mmx6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45cmx45cmx60cm, 60 cm below ground level as per approved drawing iii) 600mm circular

Providing and fixing of typical informatory sign board with Logo as per MORD specification and drawing. Three MS plates of 1.6mm thick, top and middle plate duly welded with MS flat iron 25mmx5m size on black on edges. The lower plate will be welded with MS angle iron frame of 25mmx25mmx5mm. The angle iron frame of the lower most plate and flat iron frame of middle plate will be welded to 2 nos. 75mmx75mm of 12 SWG sheet tubes posts duly embedded in cement concrete M-15 grade blocks of 450mmx450mmx600mm, 600mm below ground level. The top most diamond plate will be welded to middle plate by 47mm x47mm of 12 SWG steel plate tube. All MS will be stove enemeled on both side. Lettering and printing arrows, border etc. will be painted with ready mixed synthetic enamel paint of superior quality in required shade and colour. All sections of framed posts and steel tube will be painted with primer and two coats of epoxy paint as per drawing Clause 1701 and Annexure 1700.1

Sri Satyajit Bora