Road from tawangBomdila BRO road to Khromten Gonpa

Amount

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material. (i)By Manual means:- (a) In area of Non- thorny jungle.

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material. (ii)By Manual means:- (a) In area of thorny jungle.

Construction of reference pillars as per Fig. 1600.1 (b) as per drawing and Technical Specification Clause 1602.1

Construction of Job pillers as per Fig. 1600.1 (d) and Technical Specification Clause 1602.4

Excavation for roadway formation by manual or by mechanical means or both, in all kinds of soil, earth mixed with boulders, ordinary rock, soft rock, and hard rock without blasting or with controlled blasting or any alternative methods (various techniques may be employed such as drilling, blasting, or breaking by heat & cool method or using rock cutter/rock breakers or by chemical cracking agent or using a hydraulic rock splitter or by a combination of all or by any other breaking/splitting technique) including cutting, and trimming of bottom and side slopes in accordance with the requirements of lines, grades, and cross sections, and loading in tippers and disposal of cut materials & debris with all lead and lifts complete as per specification and as directed by the Engineer-in-Charge

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of side, (A). Ordinary soil, (i) Upto 3 m depth

Compacting original ground supporting subgrade Loosening of the ground up to a level of 300 mm below the subgrade level, watered, gradedand compacted in layers tomeet requirement of Tables 300.1and300.2 for subgrade constructionas per Technical Specification Clause 303.5.2

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 tosite, spreading, grading to required slope and compacted to meet requirement of Table300.2 with lead up to 1000 m as per Technical Specification Clause 303.1.

Non Frost Susceptible Sub-Base (NFSSB) : Construction of Non Frost Susceptible Sub-Base (NFSSB) by providing granular material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with front end loader at OMC, By Mix in Place Method

Crushed Stone Base (CSB) : Providing Crushed Stone Base (CSB) by Providing crushed stone aggregate & stone dust, depositing on a prepared surface by hauling vehicles, spreading, and mixing with a motor grader, watering and compacting with a vibratory roll, By Mix in Place Method.

PRIME COAT: -Providing and applying primer coat with cutback bitumen MC-70 as per IS : 217 on prepared surface of granular Base/crushed stone base including clearing of road surface and spraying primer at the rate of 0.90 kg/sum using mechanical means.

TACK COAT: - Providing and applying tack coat with cutback bitumen RC:70 as per IS:217 using emulsion pressure distributor at the rate of 0.25 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.

BITUMINOUS CONCRETE (40 MM ):- Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5 % of mix and filler, transporting the h (i) For Grading II (13 mm nominal size)

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

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. I. P.C.C grade M 15, ( i i) Nominal mix 1:2.5:5

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. P.C.C. grade M20(1:2:4)

Providing PCC M-20 architectural coping on the top of wing wall, return wall etc. complete as per drawing and technical specification Clauses 615, 710 and 1204.3.11

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203. (ii) Coursed Rubble masonry (2nd sort) In cement mortar (1:4)

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203. (iii) Random rubble masonry , iii) In cement mortar (1:5)

Stone masonry in cement mortar for substructure complete as per drawing & technical specification Clauses 702, 704, 1202 and 1204. (i) Coursed Rubble masonry (2nd sort) In cement mortar (1:5)

Stone masonry in cement mortar for substructure complete as per drawing & technical specification Clauses 702, 704, 1202 and 1204. (iii) Random rubble masonry , iii) In cement mortar (1:5)

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5. I) R.C.C grade M 20. (i)For nominal mix 1:2:4 (Hand mixed)

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5. I) R.C.C grade M 25

Supplying, fitting and placing with MS bar reinforcement (Fe 415) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202. (The steel to be used should be from primary producer like TATA/SAIL/ESSER STEEL/ JINDAL/SHYAM STEEL)

Filling in foundation trenches as per drawing and Technical specification clause 305.3.9. Earth filling ( For marshy soil)

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 I) Granular material

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 II) Sandy material

Plastering with cement mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification Clauses 613.4 & 1204

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing

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 (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. Ordinary Kilometre Stone (precast)

Providing and Fixing Citizen information Board of PMGSY Project(RCC)"A" Providing and fixing of typical PMGSY Citizen information sign board as per MORD specifications and drawing of cast-in-situ RCC,(Size of RCC post 25cmx25cmx90cm below G.L. & 15cmx15cmx245cm above G.L.),(Size of board 2x 90cmx80cmx7.5cm, ) incl.earth work, finishing with 15mm pluster 1:4 and neat cement punning, applying priming coat, painting and lettering with appropiate colour with required shade of approved quality ready mix paint.

Retro-reflectorised Traffic Signs: - Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701

Semi-Reflective Traffic signs. Direction and place indentification signs up to 0.9 sqm size board. Providing and erecting direction and place identifications of semi reflective sign boards as per IRC:67 made of 2 mm thick M.S. Sheet duly stove enameled paint in white colour in front and grey colour on back with red reflective border of 70 mm width and required message, letters, figures with reflective engineering grade tape as per MORD specifications of required shade and colour. Supported and welded on 47 mm x 47mm of 12 SWG Square tube of 3050 mm height duly strengthened by 25 mm x 5 mm M/s flat iron on edges on back firmly fixed to the ground by means of properly designed foundations with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701

Safety Devices and Signs in Construction Zones:- Provision and fixing of traffic signs for limited period at suitable locations in construction zone comprising of warning zone, approach transition zone, working zone and terminal transition zone with a minimum distance of 2-3 m from the edge of the carriageway. The bottom edge of the lowest sign plate to be not less than 2 m above the road level, fixed on 600 mm x 600 mm x 6 mm angle iron post, founded and installed as per approved design and drawings, removed and disposed of after completion of construction work, all as per IRC:SP:55-2001. Speed limit

Routine Maintenance

First Year

Second Year

Third Year

Fourth Year

Fifth Year

Add GST @ 18%

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