Special Repair SR for Damaged stretch from km 65/478 to km 162/209 Bhuj- Airport Jn - Khavada-Dharmshala Road of NH-341 in the state of Gujarat.

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

Dismantling of Flexible Pavements (Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately) By Mechanical Means (Ganular Courses)

Granular Sub-base with Close Graded Material (Table:- 400-1) by Mix in Place Method (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 ) (i) for Grading-I material

Wet Mix Macadam 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.)

Prime Coat Over WMM (i) Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means

Dense Graded Bituminous Macadam-II (Providing and laying 60mm thick dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder VG-40 grade @4.5 percent by weight of total mix and filler, transporting the hotmix 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 complete in all respects)

Bituminous Concrete Grading-II (Providing and laying 40mm thick bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder VG-40 grade @5.4 per cent of 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. 507 complete in all respects)

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.)

Road Markers/Road Stud with Lense Reflector (Providing and fixing of road stud 100x100 mm, die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling hole 30 mm up to a depth of 60 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS 873 part 4:1973)

Fog Spray (blind the fog spray)

Painting Two Coats on New Concrete Surfaces (Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces)

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness. By Mechanical Means by Dozer (A)In area of light jungle

Suppling and laying Gravel/Quarry spall at Site spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401

White Washing two coats to Cross Drainage/Trees/Walls/Structures to give an even shade inculding thoroughly booming the surface to remove all dirt, dust; mortar drops and other foreign matter.

Pinting and lettering with enamel paint 3- coats etc complete.(i) Ordinary K.M. Stone for N.H. S.H. and M.D.R.

5th kilometre stone (precast)

Ordinary Kilometer stone (Precast)

Hectometer stone (Precast)

Retro- reflectorised Traffic signs (Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of Class- C, type XI, Micro Prismatic retro reflective sheeting fixed over 2mm thick aluminium sheeting vide clause 801.3, /4mm thick Aluminum composite Panel material sheet depending on the size of the sign fixed over back support frame of min 25x25x3mm Angle mounted on a mild steel circular pipe 65 NB, 3.2 mm thicknness firmly fixed to the ground by means of properly designed foundation with M25 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing. The sign shall be maintained as section 12 of IRC 67.

90 cm equilateral triangle

90 cm circular

90 cm x 75 cm rectangular

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, 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)

Painting on Steel Surfaces (Providing and applying two coats of ready mix paint of approved brand on steel surface after through cleaning ofsurface to give an even shade)

Restoration of Rain Cuts (Restoration of rain cuts with soil, moorum, gravel or a mixture of these, clearing the loose soil, benching for 300 mm width, laying fresh material in layers not exceeding 250 mm and compacting with plate compactor or power rammers to restore the original alignment, levels and slopes)

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be us

(i) Box Culvert/Slab Culvert

(ii) Minor Bridge

(iii) Major Bridge

(iv) Pipe Culvert

Kilo Metre Stone (Reinforced cement concrete M15 grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc)

5th kilometre stone (precast)

Ordinary Kilometer stone (Precast)

Hectometer stone (Precast)

Replacement of crash barrier.

Scaffolding:- Providing, erecting and dismantling safe H frame and / pipe scaffolding including working platform for external area of bridge pier to facilitate all works etc. completed, Measurement for payment shall be considered as per detailed specification.

Shifting Charges for Remaining 9 Spans, each 10% total =90 %

Removal of existing concrete along with loose damaged and cracked concrete/cover concrete at all specified locations up to beyond the corroded steel reinforcements by chipping/hacking with chisel and hammer or by mechanical means like chisel hammer, pneumatic chippers including scaffolding, high pressure water jetting to chipped concrete and reinforcement and removal and disposal of debris within owners premises incl all plant & machineries. Hard concrete shall not be removed. However if the rebar is corroded, concrete around it shall be removed. Depth of chipping will vary from 100 to 120 mm including spalled thickness complete with labor, tools, machinery etc. all. as directed by Engineer-in-charge. The edges of the repair locations should be saw cut to a depth of at least 10 mm to avoid feather edging and to provide a square edge. Removal of dust, loose particles, algae growth etc. from concrete surface manually by wire brush, mechanically or any other means to obtain a sound surface over areas other than above.

Providing and placing single component, dual shrinkage compensated, ready mixed high strength Thixotropic repair mortar of min. Strength 30 N/mm2 (up to 50 mm) MasterEmaco S 48 CT (BASF make) or equivalent material as per specification for covering the damaged structural member and reinforcement in desired layer and thickness including scaffolding, curing inclusive of all labor, materials, equipment, scaffolding, etc. complete as per specification and instruction of Engineer in charge.

Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical Specifications including subsequent cutting/removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy.

Sealing of crack / porous concrete with Low Viscocity Epoxy Grout by injection through nipples complete as per clause 2803.1.

Providing and applying 75 to 100 mm thick pre-packed, cement based, micro concrete of min. M40 grade at bottom of girders using spray gun, including Cleaning the surface with air mixed with water under pressure etc. Complete as specified and as directed.

Rust Removal & Steel Protection.- Cleaning as directed & specified all corrosion / rust / scales from reinforcement bars using rust remover Reebaklens RR of Fosroc make or Rust clean of BASF or equivalent of leaving to dry for 30 mins & washing surface with fresh water as required to exposed reinforcement bars complete as specified also providing & applying inhibition coats/system to exposed reinforcement bars after drying & also new bars after cleaning & removing scales and rust completely as specified. Two component inhibitor Concresive ZRI equivalent material of BASF make as approved by engineer shall be used as per manufacturers specification in two coats including all labor tools tackles, necessary surface preparation & necessary protection after & during repair work.

Epoxy bonding of new concrete to old concrete

Providing & Application of U Wrap for the Girder/Pier cap/as per site reuirement with 530 GSM Unidirectional Carbon Fiber Reinforce C Fab 530/600 of Reliance Industries Ltd./BASF/Fosroc or equivalent along with fiber anchors with following properties after necessary Surface Preparation & Putty Filling. Minimum Properties Required : Aerial Weight: 530+15 g/m2 Fiber Strength : 4900 MPa Elongation @ Break: 2.10 % Fiber E-Modulus : 225GPa Fiber Density : 1.8 gm/cu.cm.

Replacement of Expansion Joints complete as per drawings

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