NIT 1115 Cons. &Main. Long Span Bridge under PMJANMAN PKG No CGLSB 15-22 District-KCG

Excavation & Dewatering Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material including dewatering etc. complete. I. Ordinary soil Add extra 20% in the rates of above items for dewatering (Assessment of dewatering shall be made as per site condition )

ANNULAR FILLING Filling Annular Space Around Footing in Rock (Lean cementconcrete M15 nominal mix.

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. Using Concrete MIxture

HSD bars reinforcement in Foundation Supplying, fitting and placing HSD (High Strength Deformed Steel) bar reinforcement in foundation complete as per drawing and technical specifications as per section 1600.

HSD bars reinforcement in Foundation Providing and laying cutting edge of mild steel weighing 40 kg per meter for well foundation complete as per drawing and technical specifications per relevant clause of section 1200 and 1900.

Exploratory boring Taking trail boring 100mm dai. For detailed investigation with diamound drill double tube in all sorts of soil like sand,soft soil, ,moorum, gravels, boulders and soft rock including all materials such as casing pipes, accessories, grease and other such materials and or as required including conveying the loose sample and core sample serially numbered at the site of work and conveying the head quarters of concerned office as directed and submission of detailed bore log sheet as per I.R.C. 78-2014 and section 2400 including testing of sample as per specification.

Reinforced Cement Concrete in substructure - M30 Providing and laying Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications section 1500, 1700 and 2200 (Newly laid concrete shall be covered by gunny bags).

HSD bars reinforcements in substructure Supplying, fitting and placing HSD (High Strength Deformed Steel) bars reinforcement in sub-structure complete as per drawing and technical specifications section 1600 and 2200.

Weap Holes Providing weep holes in Brick masonry/ Plain/ Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing face. Complete as per drawing and Technical specifications section 2706 and 2200.

Back Filling Behind abutment Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification 710.1.4 of I.R.C. 78 and 2200.

Elastomeric Bearing Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC: 83 (Part-II) section IX and clause 2005 of MORT&H specifications complete including all accessories as per drawing and Technical Specifications section 2000 and 2200.

Reinforced Cement Concrete in Deck slab and Diaphrags, M30 Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification sections 1500, 1600 and 1700 (Newly laid concrete shall be covered by gunny bags).

Reinforced Cement Concrete in RCC Girder, M30 Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification sections 1500, 1600 and 1700 (Newly laid concrete shall be covered by gunny bags).

HSD bars reinforcement in Superstructure Supplying, fitting and placing HSD (High Strength Deformed Steel) bar reinforcement in super-structure complete as per drawing and technical specifications.

RCC Crash Barrier Concrete M40 Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification sections 1500, 1600 and 1700 (Newly laid concrete shall be covered by gunny bags).

RCC Railing M30 Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications as per relevant clauses of section 1500, 1600, 1700 and 2703 (vide drawing No. SD/202, SD/304)

Cement Concrete Wearing Course Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications as per relevant clause of section 2700.

Drainage Spout Supplying and installing drainage spouts complete as per drawing and Technical specification clause 2705.

M15 grade PCC below Approach Slab PCC M15 Grade leveling course below approach slab complete as per drawing and Technical specification and as per relevant section 2700

RCC in Approach Slab, including reinf Providing and laying M-30 grade Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification and as per relevant sections 1500, 1600, 1700 and 2704

Strip seal type expansion joint Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifi cations to be installed by the manufacturer/supplier or their authorized representative ensuring compliance to the manufacturer's instructions for installation.)

Filler joint Providing and filling joint sealing compound ( 12 m long x 100 mm wide x 10 mm deep recess) as per drawings and technical specifications with coarse sand and 6% bitumen by weight

Testing of span of bridge Testing of span of bridge for deflection due to live load with platform for loading arrangements, apparatus for measurement etc. complete as per drawing and specifications (As per IRC : SP-51)

Cement Concrete Blocks Of Size 0.3x0.3x0.3 m Cast In Cement Concrete Of Grade M15 Providing and lying Pitching on slopes laid over prepared filter media in front of toe of embankement complete as per drawing and technical specification as per section 2504.

Filter Media Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MORT&H specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specifications 710.1.4 of I.R.C. 78 and 2200.

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification including trimming of slopes to proper profile and preparation of bed as per section 2504.

Embankment Earthwork Construction of embankment with approved material obtained from borrow pits, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 (Beyond 250m)with all leads as per Technical Specification Clause 301.5(Having CBR more than 5)

Semi-Reflective Traffic 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 reflective border of 70 mm width and required message, letters, figures with reflective tape of engineering grade as per MORD specifications of required shade and colour. Supported and welded on two nos. 47 mm x 47 mm of 12 SWG square tube of 3050 mm height duly strengthened by 25 mm x 5 mm MS 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

PMGSY Information Board 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.

PMGSY Citizen Information Board Providing and fixing of typical " PMGSY Citizen Information Board" with Logo as per MoRD specifications & drawings, made of 75 mm square or 75 mm dia circular steel tube of 12 SWG 3.2 m height and cross member 2 nos 1m long, fixed with angle iron 50x50x5 mm MS angle on the back.

Marble Plate Providing and Fixing of Av. 20mm thick marble plate i/c cutting and polishing and inscribed details as per approved drawing i/c engraving the matter as desired.

Painting on Concrete Surfaces Painting two coats including prime coat with epoxy paint of approved brand on concrete/steel surfaces after through cleaning of surface to give an even shade as per drawing and Technical Specification Clause 1701

Painting on Concrete Surfaces Painting two coats including prime coat with epoxy paint of approved brand on concrete/steel surfaces after through cleaning of surface to give an even shade as per drawing and Technical Specification Clause 1701

Excavation Excavation for roadway in soil for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3

Construction of embankment Construction of embankment with approved material obtained form borrow pits, transported to site, spreading, grading to required slopes and compacting to meet requirement of Tables 300.1 & 300.2 with a lead up to 250 m as per technical specifications clause 301.5

Shoulders Construction of subgrade and earthen shoulders with approved material (Granular material having CBR not less than 10) 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 as per Technical Specification Clause 303.1.(To be used for side shoulder WBM)

Construction of granular sub-base Construction of granular sub-base by providing well graded material having CBR 20 or more, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory rollers of 80 to 100KN static weight to achieve the desired density, complete as per Technical Specification Clause 401. For Grading mentioned in table 400.1 (Grading III)

Water Bound Macadam Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.)

Prime Coat "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 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

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 dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503

Open - Graded Premix Surfacing Open - Graded Premix Surfacing (Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back 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 smooth wheeled roller 8-10 tonne capacity, finished to required level and grades.)

Seal Coat 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 and B seal coats)

Pitching on slopes Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302. Cement concrete blocks of size as per Table 1300.2 cast in cement concrete of grade M 15.

Filter Media Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Clearing and grubbing 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 to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. (A) In area of non-thorny jungle

Construction of subgrade Construction of subgrade and earthen shoulders with approved material (Granular material having CBR not less than 7) 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 as per Technical Specification Clause 303.1.For Item No.3.12(a) & (b)

Crushed stone aggregates Providing, laying, spreading and compacting mechanically crushed stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405.

Semi-Reflective Traffic signs Semi-Reflective Traffic 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 reflective border of 70 mm width and required message, letters, figures with reflective tape of engineering grade as per MORD specifications of required shade and colour. Supported and welded on two nos. 47 mm x 47 mm of 12 SWG square tube of 3050 mm height duly strengthened by 25 mm x 5 mm MS 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

Excavation for Structure of 600mm pipe Excavation for Structure of 600mm pipes 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.

Cement concrete pipe NP3 Providing and laying reinforced cement concrete pipe NP3 for Culverts/ Burried conduits on first class bedding of granular material including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets as per Clause 1106.

Cement concrete pipe NP4 Laying Reinforced Cement Concrete Pipe NP4 as per technical specification Clause 1402.6 Providing and laying reinforced cement concrete pipe NP4 for culverts on first class bedding in single row including fixing with cement mortar 1:2 but excluding excavation, bedding protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106.

Filling in Foundation Trenches "Filling in Foundation Trenches as per drawing and technical specification Clause 1108 & 305.3.9 (I)Sand filling"

Backfilling behind abutment Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8. Granular Material

Executive Engineer

C.G.R.R.D.A.,PIU Khairagarh

Distt. KCG (C.G.)

Description of Item

Excavation & Dewatering Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material including dewatering etc. complete. I. Ordinary soil Add extra 20% in the rates of above items for dewatering (Assessment of dewatering shall be made as per site condition )

ANNULAR FILLING Filling Annular Space Around Footing in Rock (Lean cementconcrete M15 nominal mix.

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. Using Concrete MIxture

HSD bars reinforcement in Foundation Supplying, fitting and placing HSD (High Strength Deformed Steel) bar reinforcement in foundation complete as per drawing and technical specifications as per section 1600.

HSD bars reinforcement in Foundation Providing and laying cutting edge of mild steel weighing 40 kg per meter for well foundation complete as per drawing and technical specifications per relevant clause of section 1200 and 1900.

Exploratory boring Taking trail boring 100mm dai. For detailed investigation with diamound drill double tube in all sorts of soil like sand,soft soil, ,moorum, gravels, boulders and soft rock including all materials such as casing pipes, accessories, grease and other such materials and or as required including conveying the loose sample and core sample serially numbered at the site of work and conveying the head quarters of concerned office as directed and submission of detailed bore log sheet as per I.R.C. 78-2014 and section 2400 including testing of sample as per specification.

Reinforced Cement Concrete in substructure - M30 Providing and laying Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications section 1500, 1700 and 2200 (Newly laid concrete shall be covered by gunny bags).

HSD bars reinforcements in substructure Supplying, fitting and placing HSD (High Strength Deformed Steel) bars reinforcement in sub-structure complete as per drawing and technical specifications section 1600 and 2200.

Weap Holes Providing weep holes in Brick masonry/ Plain/ Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing face. Complete as per drawing and Technical specifications section 2706 and 2200.

Back Filling Behind abutment Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification 710.1.4 of I.R.C. 78 and 2200.

Elastomeric Bearing Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC: 83 (Part-II) section IX and clause 2005 of MORT&H specifications complete including all accessories as per drawing and Technical Specifications section 2000 and 2200.

Reinforced Cement Concrete in Deck slab and Diaphrags, M30 Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification sections 1500, 1600 and 1700 (Newly laid concrete shall be covered by gunny bags).

Reinforced Cement Concrete in RCC Girder, M30 Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification sections 1500, 1600 and 1700 (Newly laid concrete shall be covered by gunny bags).

HSD bars reinforcement in Superstructure Supplying, fitting and placing HSD (High Strength Deformed Steel) bar reinforcement in super-structure complete as per drawing and technical specifications.

RCC Crash Barrier Concrete M40 Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification sections 1500, 1600 and 1700 (Newly laid concrete shall be covered by gunny bags).

RCC Railing M30 Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications as per relevant clauses of section 1500, 1600, 1700 and 2703 (vide drawing No. SD/202, SD/304)

Cement Concrete Wearing Course Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications as per relevant clause of section 2700.

Drainage Spout Supplying and installing drainage spouts complete as per drawing and Technical specification clause 2705.

M15 grade PCC below Approach Slab PCC M15 Grade leveling course below approach slab complete as per drawing and Technical specification and as per relevant section 2700

RCC in Approach Slab, including reinf Providing and laying M-30 grade Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification and as per relevant sections 1500, 1600, 1700 and 2704

Strip seal type expansion joint Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifi cations to be installed by the manufacturer/supplier or their authorized representative ensuring compliance to the manufacturer's instructions for installation.)

Filler joint Providing and filling joint sealing compound ( 12 m long x 100 mm wide x 10 mm deep recess) as per drawings and technical specifications with coarse sand and 6% bitumen by weight

Testing of span of bridge Testing of span of bridge for deflection due to live load with platform for loading arrangements, apparatus for measurement etc. complete as per drawing and specifications (As per IRC : SP-51)

Cement Concrete Blocks Of Size 0.3x0.3x0.3 m Cast In Cement Concrete Of Grade M15 Providing and lying Pitching on slopes laid over prepared filter media in front of toe of embankement complete as per drawing and technical specification as per section 2504.

Filter Media Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MORT&H specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specifications 710.1.4 of I.R.C. 78 and 2200.

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification including trimming of slopes to proper profile and preparation of bed as per section 2504.

Embankment Earthwork Construction of embankment with approved material obtained from borrow pits, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 (Beyond 250m)with all leads as per Technical Specification Clause 301.5(Having CBR more than 5)

Semi-Reflective Traffic 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 reflective border of 70 mm width and required message, letters, figures with reflective tape of engineering grade as per MORD specifications of required shade and colour. Supported and welded on two nos. 47 mm x 47 mm of 12 SWG square tube of 3050 mm height duly strengthened by 25 mm x 5 mm MS 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

PMGSY Information Board 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.

PMGSY Citizen Information Board Providing and fixing of typical " PMGSY Citizen Information Board" with Logo as per MoRD specifications & drawings, made of 75 mm square or 75 mm dia circular steel tube of 12 SWG 3.2 m height and cross member 2 nos 1m long, fixed with angle iron 50x50x5 mm MS angle on the back.

Marble Plate Providing and Fixing of Av. 20mm thick marble plate i/c cutting and polishing and inscribed details as per approved drawing i/c engraving the matter as desired.

Painting on Concrete Surfaces Painting two coats including prime coat with epoxy paint of approved brand on concrete/steel surfaces after through cleaning of surface to give an even shade as per drawing and Technical Specification Clause 1701

Painting on Concrete Surfaces Painting two coats including prime coat with epoxy paint of approved brand on concrete/steel surfaces after through cleaning of surface to give an even shade as per drawing and Technical Specification Clause 1701

Excavation Excavation for roadway in soil for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3

Construction of embankment Construction of embankment with approved material obtained form borrow pits, transported to site, spreading, grading to required slopes and compacting to meet requirement of Tables 300.1 & 300.2 with a lead up to 250 m as per technical specifications clause 301.5

Shoulders Construction of subgrade and earthen shoulders with approved material (Granular material having CBR not less than 10) 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 as per Technical Specification Clause 303.1.(To be used for side shoulder WBM)

Construction of granular sub-base Construction of granular sub-base by providing well graded material having CBR 20 or more, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory rollers of 80 to 100KN static weight to achieve the desired density, complete as per Technical Specification Clause 401. For Grading mentioned in table 400.1 (Grading III)

Water Bound Macadam Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.)

Prime Coat "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 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

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 dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503

Open - Graded Premix Surfacing Open - Graded Premix Surfacing (Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back 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 smooth wheeled roller 8-10 tonne capacity, finished to required level and grades.)

Seal Coat 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 and B seal coats)

Pitching on slopes Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302. Cement concrete blocks of size as per Table 1300.2 cast in cement concrete of grade M 15.

Filter Media Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Clearing and grubbing 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 to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. (A) In area of non-thorny jungle

Construction of subgrade Construction of subgrade and earthen shoulders with approved material (Granular material having CBR not less than 7) 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 as per Technical Specification Clause 303.1.For Item No.3.12(a) & (b)

Crushed stone aggregates Providing, laying, spreading and compacting mechanically crushed stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405.

Semi-Reflective Traffic signs Semi-Reflective Traffic 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 reflective border of 70 mm width and required message, letters, figures with reflective tape of engineering grade as per MORD specifications of required shade and colour. Supported and welded on two nos. 47 mm x 47 mm of 12 SWG square tube of 3050 mm height duly strengthened by 25 mm x 5 mm MS 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

Excavation for Structure of 600mm pipe Excavation for Structure of 600mm pipes 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.

Cement concrete pipe NP3 Providing and laying reinforced cement concrete pipe NP3 for Culverts/ Burried conduits on first class bedding of granular material including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets as per Clause 1106.

Cement concrete pipe NP4 Laying Reinforced Cement Concrete Pipe NP4 as per technical specification Clause 1402.6 Providing and laying reinforced cement concrete pipe NP4 for culverts on first class bedding in single row including fixing with cement mortar 1:2 but excluding excavation, bedding protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106.

Filling in Foundation Trenches "Filling in Foundation Trenches as per drawing and technical specification Clause 1108 & 305.3.9 (I)Sand filling"

Backfilling behind abutment Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8. Granular Material

Executive Engineer

C.G.R.R.D.A.,PIU Khairagarh

Distt. KCG (C.G.)