Road from BRO Road to Ramyang via Gyamo

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.

i)By Manual means:- (a) In area of thorny jungle.

Setting Out a] 1 Km Reference benchmark and working bench mark

b] Reference Pillar

c] Back pillar

d] Job Pillar

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.

Compacting original ground supporting subgrade Loosening of the ground upto a level of 300 mm below the subgrade level,watered, graded and compacted in layers to meet requirement of Tables 300.1and 300.2 for subgrade construction as 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 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.

GSB 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. (i)For Grading I Material

WBM-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 to fill-up the Interstics of course aggregate,watering and compacting to the required density Grading 2 as per Technical Specification Clause 405. (A) By Manual Means

WBM-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 Interstics of course aggregate,watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. (A) By Manual Means

Prime Coat (i) Medium Porosity 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 503

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

Mix Seal surfacing Mix Seal surfacing: Providing laying and rolling of close graded premis surfacing material of 25mm thickness composed of 11.2mm to 0.9mm(Type-A)or 13.2mm to 0.9mm Type -B aggregates using penetration grade bitumen to required line,grade and level to serve as wearing course on a prevoiusly prepared base,including mixing in a suitable plant,laying and rolling with a three wheel 8-10kN static roller and finishing to required leveland grades as per Technical Specification Clause 509 MSS by mechanical means.Type-B(VG10)

Excavation in soil in hilly area by manual means including cutting and trimming of sides slopes and disposing of excavated earth with a lift up to 1.50 m and lead upto 20 m as per drawing and techinical specification clause 1603.1

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 sides and bottom and backfilling in trenches with excavated suitable material. a) Ordinary soil (i) Upto 3 m depth

Construction of Unlined surface drains of average cross-sectional area 0.40 sqm 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 including cutting and trimming of sides & bottom in accordance with the cross section 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

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)Nominal mix 1:3:6 (Hand mixing)

II. P.C.C. grade M 15 (i)Nominal mix (1:2.5:5)(Hand mixing)

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

Stone masonry in cement mortar for substructure complete as per drawing & technical specification Clauses 702, 704, 1202 and 1204 Coursed Rubble masonry (2nd sort) In cement mortar (1:4)

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)

II) R.C.C M 25

RCC Slab - Supplying, fitting, and placing MS bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

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

ii)Sandy material

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 and technical specification Clauses 614, 709, 1204.3.7

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

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

Kilometre Stone 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 Killometer stone (precast) Ordinary Kilometre Stone (precast)

Providing and Fixing PMGSY Logo Board at starting point Providing and fixing of typical PMGSY Logo board as per MORD specifications and drawing of cast-in-situ RCC,(Size of RCC post 25cmx25cmx90cm below G.L. & 15cmx15cmx260cm above G.L.),(Size of board 1x 85cmx85cmx7.5cm, ) 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.

Providing and Fixing 'Logo' of PMGSY Project Providing and fixing of typical PMGSY informatory sign board with Logo as per MORD specifications and drawing. Three MS Plates of 1.6 mm thick, top and middle plate duly welded with MS flat iron 25mm x 5m size on back on edges. The lower plate will be welded with MS angle iron frame of 25mm x 25mm x 5mm. The angle iron frame of the lower most plate and flat iron frame of middle plate will be welded to 2 nos. 75mm x 75 mm of 12 SWG sheet tubes posts duly embedded in cement concrete M-15 grade blocks of 450mm x 450mm x 600mm, 600mm below ground level. The top most diamond plate will be welded to middle plate by 47mm x 47mm of 12 SWG steel plate tube. All M.S. will be stove enameled on both sides. 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

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 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

Semi-Reflective Traffic signs Direction and place identification signs more than 0.90 sqm sign board Providing and erecting direction and place identification of semi reflective sign boards as per IRC-67 made of 2 mm thick M.S. Sheet duly stove enameled paint 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

M/S YESHI THINLEY

M/S L N TRADERS