Special Repair In Chhattisgarh State At Chainage Km. 28.600 to 28.800,46.600 to 46.800 And 101.100 On NH30 Jagdalpur Sukma Konta Road At Chainage Km.127.800,158.400,165.600 And 206.800 On NH63 Jagdalpur Geedam Bijapur Section.

Granular Sub-base with Close Graded Material (Table:- 400-1) (A) Plant Mix Method with Mechanically crushed stone only (Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401) vi) for grading-VI Material

iii) for grading-III Material

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing andtechnical specification, including setting out,construction of shoring and bracing, removal ofstumps and other deleterious matter, dressing ofsides and bottom and backfilling with approvedmaterial.) (I) Ordinary soil (i)Mechanical Means (Depth upto 3 m)

(ii)Manual Means (Depth 3.0m to 6.0 m)

Mechanical Means (Depth upto 3 m)

(II) Ordinsry Rock (Not requiring blasting)

(IV) Hard rock ( blasting prohibited ) (i) Mechanical Means

2100 PCC 1:3:6 in Foundation (Plain cement concrete1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed,placed in foundation and compacted by vibrationincluding curing for 14 days.)

Plain/Reinforced cement concrete in openfoundation complete as per drawing and technicalspecifications (A) PCC Grade M15 Case-I With Batching plant,Transit Mixer and Concrete Pump

(B) PCC Grade M20 Case-I: With Batching Plant, Transit Mixer and concrete pump

RCC Grade M25 Case-II With Batching Plant, Transit Mixer and Manual placing

RCC Grade M30 Case-II With Batching Plant, Transit Mixer and Manual placing

1600 Supplying, fitting and placing un-coated HYSD bar reinforcement in foundation complete as perdrawing and technical specifications

1500, 1700 &2200 Plain/Reinforced cement concrete in sub structurecomplete as per drawing andtechnical specifications A) PCC Grade M15 Height upto 5m

PCC Grade M25 Height upto 5m With Batching Plant, Transit Mixer and Concrete pump

RCC Grade M25 Height upto 5m (i) With Batching Plant, Transit Mixer and Concrete pump

RCC Grade M30 Height upto 5m With Batching Plant, Transit Mixer and Concrete pump

Section 1600& 2200 Supplying, fitting and placing HYSD barreinforcement in sub-structure complete as perdrawing and technical specifications

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification

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 specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation.)

Crash Barriers (Reinforced Cement Concrete Crash Barrier (Provision of an Reinforced cement concrete crash barrier at the edges of the road, approaches to bridge structures and medians, constructed with M-25 grade concrete with HYSD reinforcement conforming to IRC:21 and dowel bars 25 mm dia, 450 mm long at expansion joints filled with pre-moulded asphalt filler board, keyed to the structure on which it is built and installed as per design given in the enclosure to MOST circular No. RW/NH - 33022/1/94-DO III dated 24 June 1994 as per dimensions in the approved drawing and at locations directed by the Engineer, all as specified)

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 foce. Complete as per drawing and Technical specifications

Painting on concrete surface (Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 Sq.m. )

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRTH specifications to a thickness of not less than 600 mm with smaller sizeto wards 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 asper drawing and Technical Specification.

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

710.1.4.of IRC:78 & 2200) Back filling behind abutment, wing wall andreturn wall complete as per drawing and TechnicalSpecification A) Granular material

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification (A) Granular Material

202 Dismantling of Flexible Pavements (Dismantlingof flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately) II) By Mechanical Means A) Bituminous course

Wet Mix Macadam / Interlocking layer laying (B) Wet Mix Macadam / Interlocking layer laying using by Grader (Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.) as per clause 406.

502 & 112 ) Prime Coat A) Prime Coat over WMM/WBM (Providing and applying primer coat with bitumen emulsion or cutback bitumen on prepared surface of granularBase including clearing of road surface and sprayingprimer at the rate of 0.85 kg/sqm using mechanicalmeans as per clause 502 & 112) (i) with bitumen emulsion (SS-1, grade confirming toIS:8887) @0.85 kg/sqm

503 & 112 Tack coat (Providing and applying tack coat with bitumen emulsion RS-1, grade confirmingtoIS:8887using emulsion pressure distributor on thepreparedbituminous surface cleaned with mechanicalbroom) as per clause 503 & 112. (i) on Bituminous surfaces @0.25kg per sqm for BC

(ii) on Granular surfaces treated with primer @0.30 kg per sqm for DBM

Dense Graded Bituminous Macadam (Providing and laying dense graded bituminous macadam with 120 -200 TPH higher capacity Batch Type HMP using crushed aggregates of specified grading, premixed with bituminous binder VG-40 by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 & 112 complete in all respects) With sensor paver finisher (ii) for Grading II (26.5 mm nominal size bitumen content minimum 4.50%)

Bituminous Concrete (Providing and laying bituminous concretewith120 -200 TPH higher capacity Batch Type Hot Mix Plant using crushed aggregates of specified grading, premixed with bituminous binder VG-40 and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 & 112 complete in all respects) With sensor paver finisher (ii) for Grading-II (13.2 mm nominal size) with bitumen minimum 5.4 %

Bituminous Macadam (Providing and laying bituminous macadam with 120- 200 TPH highercapacity Batch Type Hot Mix Plant using crushedaggregates of specified grading premixed withbituminous binder VG-40, transported to site, laidover a previously prepared surface with paverfinisher to the required grade, level and alignmentand rolled as per clauses 501.6 and 501.7 to achievethe desired compaction) as per clause 504 & 112. With sensor paver finisher (ii) for Grading-II (19 mmnominal maximum size,bitumen content minimum 3.40%)

Bituminous Concrete with waste plastic (Providing and laying bituminous concrete using waste plastic with 120- 200 TPH higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder VG-40 and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 & 112 complete in all respects) With sensor paver finisher for Grading-II (13.2 mm nominal size) with bitumen @ minimum 5.0 % of mix & waste plastic @ 8 % of bitumen

Stone Masonry Work in Cement Mortar 1:3 in Foundation complete as per Drawing and Technical Specifications. B) Random Rubble Masonry

Granular Shoulders (Construction of granular shoulder at top 150mm of earthen shoulder shall be well graded mix of at least 30% of granular sub-base material of grading-III as per clause 401 and moorum/gravel or soil and combination having soaked CBR value of not less than 30%. The granular layer shall be compacted to at least 98% of mix dry density of material as determined as per IS:2720 (Part-B))

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface (Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes.)

Metal Beam Crash Barrier (A) Type - A, "W" : Metal Beam Crash Barrier (Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m below ground/road level firmly fixed to the ground by means of foundation with M-15 grade cement concrete 30 x 30 x 110 cm, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5 mm, 330 mm long complete as per clause 811)

Providing and fixing Raised Pavement Markers made of polycarbonate ABS moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face and shall support a load of 16000 Kg tested in accordance to ASTM D 4280 type H and complying to specifications of category A of MORT&H (RW/NH-33023/10/97-DO III Dtd.11.06.1997). The pavement markers will be auto moulded by dual polymer shanks and must comply with all the MoRT&H specifications. The height, width and length shall not exceed 50 mm, 100 mm and 100 mm respectively and with minimum reflective area of 13 Sq.cm. on each side and slope to the base shall be 35 +/-5 degree. The strength of detachment of the integrated cylindrical shanks (of diameter not less than 19 +/- 2 mm and height not less than 30 +/- 2 mm) from the body is to be a minimum value of 500 kgf. Fixing will be by drilling holes on road for the shanks to go inside, without nails and using epoxy resin based adhesive and complete as directed by the Engineer-in-charge.

Providing & Fixing Delineator made of M.S. Hollow Rectangular Pipe (Conforming to IS: 4923) of cross section 100 mm x 80 mm, thickness 4mm, of 1.10 meter length. The top of the hollow pipe, welded and closed with 16 gauge M.S. Sheet. The height of the Delineator above ground level should be between 0.8 meter and 0.9 meter and 0.20 to 0.30 m below ground. The bottom of the delineator should be provided with holdfast of length 15cm on each side. Delineator should be painted with coat of Zinc Chromate stoving Prime and two coats of Black Stove Enamel (Oven Baked) paint with 3nos. 15 cm bands of white Retro-reflective Sheeting of Engineering Grade pasted around the pipe and 2 Nos. High intensity Grade Retro-reflective Sheeting of size 8 cm x 10cm pasted on the top of each side of Delineator and treated With HLVA & fixing the same in M-15 grade concrete block of size 45x43x30cms including transportation etc. complete. The construction and placement of the delineator must be as per IRC: 79.

Providing & Fixing Hazard Marker Type-2 Partial Retro Reflective Size 0.30 x 0.90M made of 16 gauge (1.6 mm) thick mild steel sheet Confirming to IS:2062 Painted with one cast of Zinc Chromate Stoving Primer and two coats of Black Stove Enamel (Oven Baked) paint with 10 cm bands of yellow Retro- Reflective Sheeting of Engineering Grade pasted a per IRC:79 including one MS angle Iron post of size 50x50x5 mm of 1.65 meter long duly painted with synthetic enameled paint block including bolts and fixing the same in M-15 concrete black of size 30x30x30cm, including transportation etc. Complete.

Providing and laying Pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications (B) Cement Concrete blocks of size 0.3x0.3 x0.3 m cast in cement concrete of Grade M15

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification

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