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| 1 | GROUP-A : SURFACE WORKS |
| 2 | Dewatering During Construction |
| 3 | Dewatering of Surface Construction Sites including supply, installation and removal of pumping equipment from the site |
| 4 | Surface Excavation |
| 5 | Common excavation |
| 6 | Rock excavation |
| 7 | Line drilling |
| 8 | Dental excavation |
| 9 | Minor excavation |
| 10 | Removal of material arising from overbreak accepted due to geological conditions. |
| 11 | Extra for Haulage of excavated materials |
| 12 | - Extra for haulage beyond 3 km upto 6 km |
| 13 | Rock stabilization and Supports |
| 14 | Rock Anchors 25 mm dia, including accessories & testing |
| 15 | - Length upto 4.0 m |
| 16 | - Lengthmore than 4.0 m upto 6.0 m |
| 17 | Rock Anchors 32 mm dia including accessories & testing |
| 18 | - Length upto 6.0 m |
| 19 | - Length more than 6.0 m upto 9.0 m |
| 20 | Self drilling hollow core anchors 25mm dia. |
| 21 | - Length upto 6.0 m |
| 22 | Grouted Anchor Bars 25 mm dia |
| 23 | - Length upto 6.0 m |
| 24 | Grouted anchor bar 32 mm dia. |
| 25 | - Length upto 6.0 m |
| 26 | Rock Anchortesting |
| 27 | - Rock Anchor 25 mm dia |
| 28 | - Rock Anchor 32 mm dia |
| 29 | Rock Anchor Extensions/ Extension of Grouted Anchor Bars into concrete, 25mm/32mm |
| 30 | Mesh reinforcement |
| 31 | - Welded wiremesh |
| 32 | - Chain link fabric |
| 33 | Shotcrete |
| 34 | Plain Shotcrete |
| 35 | SFR Shorcrete excluding steel fibre and micro silica |
| 36 | Cement variation in shotcrete |
| 37 | Superplasticiser |
| 38 | Steel Fibre |
| 39 | Micro Silica |
| 40 | Backfill intemporary coffer dykeatTRT Outlet, SFT Outlet Portal etc. |
| 41 | Random backfill |
| 42 | Compacted backfill |
| 43 | Drilling, Grouting and Pressure Relief Holes |
| 44 | Drilling for consolidation grouting |
| 45 | - 45 mm dia holes |
| 46 | Placing grout (excluding cement) |
| 47 | - Consolidation grouting operation |
| 48 | Drilling for Pressure Relief holes |
| 49 | - Drilling of 45 mm dia hole |
| 50 | - Supply and installation of 36 mm dia perforated PVC pipes. |
| 51 | Water pressure test- simple water test |
| 52 | Embedding pipes and fittings for grouting left permanently in place |
| 53 | Grouting materials |
| 54 | - Cement |
| 55 | - Sand |
| 56 | - Bentonite |
| 57 | - Admixtures |
| 58 | - Micro fine/Ultra Fine Cement |
| 59 | Concrete |
| 60 | Plain cement concrete |
| 61 | Lean & Plum Concrete (M10/A80) |
| 62 | - M15/A80. |
| 63 | - M15/A40 |
| 64 | - M25/A40 |
| 65 | - Reinforced Cement concrete M25/A40 |
| 66 | -SFT,TRT Outlet Works, Pothead Yard |
| 67 | -Portals of Adits, Access Tunnel and other tunnels |
| 68 | Blockout Concrete(M35/A20) |
| 69 | Cement variation in concrete |
| 70 | Admixtures for concrete |
| 71 | - Air-entraining agent |
| 72 | - Super plasticizer |
| 73 | Formwork |
| 74 | Class F1 |
| 75 | Class F2 |
| 76 | Class F3 |
| 77 | Class F1C |
| 78 | Class F2C |
| 79 | Class F3C |
| 80 | Reinforcing Steel |
| 81 | Deformed Reinforcing bars - Grade Fe 500 |
| 82 | Plain reinforcing bars |
| 83 | Couplers |
| 84 | - 32mm dia |
| 85 | Waterstops and joints |
| 86 | P.V.C. water stops(230 mm wide) |
| 87 | Joint fillers(24 mm thk) |
| 88 | Joint fillers(12 mm thk) |
| 89 | Joint Sealing Compound |
| 90 | Metalworks |
| 91 | MS Railing |
| 92 | GI railing |
| 93 | Ladders |
| 94 | Gratings |
| 95 | Climbing irons |
| 96 | Miscellaneous and Ancillary Works |
| 97 | Fencing and gates |
| 98 | - Fencing |
| 99 | - Gates |
| 100 | PVC Pipes |
| 101 | - 75mm dia |
| 102 | - 100mm dia |
| 103 | - 150mm dia |
| 104 | - 200mm dia |
| 105 | Slope protection |
| 106 | Wire crates/ Gabions |
| 107 | - Wire crates |
| 108 | - Boulder filling in wire crates |
| 109 | - Polymer Rope Gabions insitu assembled |
| 110 | Size 2m x 2m x1m |
| 111 | Size 1m x 1m x1m |
| 112 | Random Rubble Masonary Wall |
| 113 | - Wet R R Masonry |
| 114 | Concrete blocks |
| 115 | Tetra pods blocks |
| 116 | Monitoring Instruments |
| 117 | Load cell |
| 118 | Optical Bi-Reflextargets |
| 119 | Water level measuring gauge (mechanical type) |
| 120 | Multipointhole extensometer |
| 121 | Electrical Type |
| 122 | Mechanical Type |
| 123 | Read out units |
| 124 | - Read out units for Electrical load cells |
| 125 | - Read out units for other electrical instruments like extensometer, piezometers etc. |
| 126 | Roadworks |
| 127 | Clearing and Grubbing of LandClearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared. |
| 128 | -In the area of Throny Jungle. |
| 129 | Excavations |
| 130 | Earthworkinbulkexcavationbymechanicalmeans(hydraulicexcavator)over areas(exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m,as directed byEngineer-in-Charge. Ordinary Rock |
| 131 | Earth work in bulk excavation by mechanical means(hydraulic excavator) over areas(exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed byEngineer-in-Charge. Hard Rock (Requiring Blasting) |
| 132 | Earthworkinbulkexcavationbymechanicalmeans(hydraulicexcavator)over areas(exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m,as directed byEngineer-in-Charge. Hard Rock (Blasting Prohibited) |
| 133 | Carriageofmaterialsbymechanicaltransportincludingloading,unloadingand stacking of earth: upto 3 km |
| 134 | Embankment |
| 135 | Bankingexcavatedearthinlayersnotexceeding20cmindepth,breakingclods, watering, rolling each layer with 1/2 tonne roller, or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up, in embankments for roads, flood banks, marginal banks, and guide banks etc., lead upto 50 m and lift upto 1.5 m in All kinds of soil: |
| 136 | Masonry Works |
| 137 | Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: stone aggregate 20 mm nominal size) 1:3:6 |
| 138 | Centering and shuttering including strutting, propping etc. and removal of form work for: Foundations, footings, bases for columns |
| 139 | Random Rubble masonry with hard stone in foundation and plinth including leveling up with cement concrete 1:6:12 (1 Cement : 6 coarsesand : 12 graded stone aggregate 20mm nominal size) upto plinth level and curing complete with:Cement mortar 1:6 (1 Cement : 6 coarse sand) Nallah |
| 140 | Providing & making Gabion structure with Mechanically Woven Double twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTH Clause 2500, of required size, Mesh Type 10x12 (D=100 mm with tolerance of ± 2%) Zinc coated, Mesh wire diameter 3.0mm, mechanically edged/selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2mm, supplied @3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per direction of Engineer-in-charge. |
| 141 | Supply & Stacking of Hard stone (for stone pitching) 22.5 cm thick at site. |
| 142 | Hand-packing stones in wire-crates; excluding cost of crates and stones |
| 143 | Providing & Fixing 75 mm PVC Pipe (Working Pressure 4 Kg/Cm) in weep hole of Retaining/ Breast/ Toe Wall all complete as per direction of Engineerin-Charge. |
| 144 | 20 mm Cement plaster of mix: - 1 : 4 ( 1 cement : 4 coarse sand) for external plaster for height upto 10.0 m from ground level including carriage, loading & unloading. |
| 145 | Subgrade |
| 146 | Preparation of subgrade by excavating earth to an average of 22.5 cm depth, dressing to camber and consolidation with road roller of 8-12 tonne capacity including making good the undulation etc. and disposal of surplus earth upto 50 meters. |
| 147 | Consolidation of subgrade with power road roller of 8 to 12 tonne capacity including making good the undulations etc. with earth or quarry spoils etc. and rerolling the subgrade. |
| 148 | Supplying and stacking at site Graded crushed stone aggregate of size 90 mm to 45 mm |
| 149 | Supplying and stacking at site Graded crushed stone aggregate of size 63mm to 45mm |
| 150 | SupplyingandstackingatsiteGradedcrushedstoneaggregateofsize53mmto 22.4mm |
| 151 | SupplyingandstackingatsiteGradedcrushedstoneaggregateofsize13.2mm nominal size (Type A) |
| 152 | SupplyingandstackingatsiteGradedcrushedstoneaggregateofsize11.2mm nominal size (Type B) |
| 153 | Supplying and stacking at site Graded crushed stone aggregate of size Moorum |
| 154 | Laying,spreadingandcompactingstoneaggregateofspecifiedsizestoWBM specificationsinuniformthickness,handpicking,rollingwith3wheeledroad/ vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening/binding material to fill up interstices of coarse aggregate, watering and compacting to the required density. |
| 155 | Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads & lifts, layingin uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as perspecifications and directions of Engineer-in-Charge |
| 156 | Bituminous Pavement |
| 157 | Providing and applying tack coat using hot straight run bitumen of grade – VG-10, includingheatingthebitumen,sprayingthebitumenwithmechanicallyoperated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications. On W.B.M. @ 0.75 Kg/sqm. |
| 158 | ProvidingandlayingDenseGradedBituminousMacadamusingcrushedstone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desiredcompactionanddensity,completeasperspecifications anddirectionsof Engineer-in-Charge.50 to 100 mm average compacted thickness with bitumen of gradeVG-30@5%(percentagebyweightoftotalmix)andlimefiller@2% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. |
| 159 | Providing and laying Bitumen Penetration Macadam with hard stone aggregate of quality, size and gradingas specified,with bitumen of suitable penetration grade including required key aggregate as specified,spreading coarse aggregate with the help of self propelled/ tipper tail mounted aggregate spreader and applying bitumen by a pressure distributor and then spreading key aggregate with the help of aggregate spreader complete, including consolidation with road roller of minimum 8 to 10 tonne capacity to achieve specified values of compaction and surface accuracy. For 75 mm compacted thickness in two layers using stone aggregate of size 63-41mm graded @ 0.90 cum per 10 sqm key aggregate of size 20.0 mm graded @ 0.18 cum per 10 sqm with paving asphalt grade VG-10 @ 68 kg/10sqm |
| 160 | Providingandlayingseal coatof premixedfine aggregate(passing2.36mm and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade VG-30 bitumen per cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road surface including rolling and finishing with road all complete |
| 161 | Road Safety |
| 162 | Providing and applying 2.5mm thick road marking strips (retro-reflective) of specified shade/colour using hot thermoplastic material by fully/semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heaterandprofileshoeheater,drivenbyexperiencedoperatoronroadsurface including cost of material, labour, T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Engineer-in-charge and accordance with applicable specifications. |
| 163 | Type - B, \"THRIE\": Metal Beam Crash Barrier (providing and erecting a \"Thrie\" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 85 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 2 m high with 1.15 m below ground 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 space of channel section 150 x 75 x 5 mm, 546 mm long complete as per clause 810). |
| 164 | Providing and fixing Glow studs of size 100x20mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite) or HIP (High impact Polystyrene) or ABS having electronically welded micro-prismatic lens with abrasion resistant coating as approved byEngineer-in-charge. The Glowstud shall support aload of 13635 kg tested in accordance with ASTM D4280. The slope of retro-reflective surface shall be 35 +/- 5 degrees to base. The reflective panels on both sides with at least 12cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS : 873 part 4 : 1973. The studs shall be fixed to theroad surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-charge. |
| 165 | Rock stabilization and Supports |
| 166 | Rock Anchors 25 mm dia and length up to 4m |
| 167 | Plain Shotcrete |
| 168 | Welded Wire Mesh |
| 169 | Drilling of drainage hole up to 4m |
| 170 | Repair & Maintenance of Internal/access road & other roads Double Lane (Formation width) |
| 171 | Bridges |
| 172 | Permanent Bridge : Planning, Investigation, Design, Construction, Testing and commissioning of 70R double lane Steel Truss girder type bridge having 7.5m carriageway width and 0.9m footpath on either side with design and construction of suitable abutments / Pier/ well foundation/ Pile foundation, dirt wall, return wall approach slab etc. complete in all respect, including Structural Design, Technical Specifications and Load Test procedure duly approved / proof checked by Indian Institute of Technology (IIT). |
| 173 | Temporary Bridge : Planning, Investigation, Design, Construction, Testing and commissioning of two parallel bridges on common abutments. Each bridge of 40R single lane(minimum 3.5m carriageway and minimum 0.9 m wide walkway on one side) , with design and construction of suitable abutments / Pier/ well foundation/ Pile foundation, dirt wall, return wall, approach slab etc. complete in all respect including dismentling and storage at designated place as directed by Engineer-in-Charge. |
| 174 | Culverts- Planning, Investigation, Design, Construction, Testing and commissioning, as per site condition single / double lane road width and loading capacity, complete in all respect, with Structural Design, Technical Specifications and Load Test as per IRC SP-13 and to be approved by the Enigineer-in-Charge |
| 175 | Construction of Culverts 2 to 6 M Span |
