Nagor Re- alignment stretch from Km. 415.900 to Km. 418.300 Surfacing work under Uttar Dinajpur Division, PWD in the district of Uttar Dinajpur during the year 2024-25 (3rd Call).

Cost of Road Works Box cutting or filling in Road embankment in all sorts of soil including spreading the spoils properly over the flank as necessary or on berm to approximate grade & camber and rolling the sub-grade with power roller to proper camber and grade as per direction and satisfaction of Engineer-in-charge including uprooting and removing plants and jungles when and where necessary

Depth up to 150 mm

Picking up and removing old bituminous layer or sand sealing coat from old black topped surface and cleaning the exposed surface by scraping and stacking the material as directed. By mechanical means(with milling machine) : Cold milling of Bituminous Pavement surface upto the required depth by mechanical means using milling machine, without disturbing the under laying layers, to proper line and level, cleaning the surface properly after milling and removing the loose materials, stacking the milled materials for re-use, necessary guarding, barricading & lighting, including hire charges of machinery, cost of fuel and labour and other incidental charges all complete and as per direction of Engineer-in-charge. For depth upto 100mm

Maintenance of Non-bituminous Base and Sub-Base or WBM Road Patching of potholes by draining water, cutting the pothole area to rectangular shape with vertical edges, removing all loose materials, screening and stacking the same for reuse with new materials as per requirement, filling the pothole area with additional volume of crushed stone materials / laterite / Jhama / broken shingles / coated stones of Pakur variety etc. and screenings as applicable, and compacting the same with static roller as per Water Bound Macadam Specification, including cost of all materials and machineries. Using Pakur variety stone materials. The payment is to be done based on loose net volume of coarse aggregates only. For 1 m3 compacted volume using 1.00 m3 of Grading-2 aggregates & 0.21 m3 of Type-B screening.

Repairing pot-holes and making up small depressions with ramming or power rolling including screening, cleaning chips or metals and washing, dryingas necessary and heating the chips or metal where necessary, cutting pot holes to regular shapes withvertical edges, cleaning the disintegrated materials,heating matrix and applying tack coat (including sides), finishing the top of repaired surface levelled with adjoining area, including cost and carriage of stone aggregates and matrix, excluding cost of applying tack coat. [Tack coat is to be considered separately] With premixed Chips with 54 kg of bitumen VG-30 (packed) per m3 of loose net volume of stone chips. (The payment is to bemade on the basis of loose net volume of stone materials consumed in the work) Using Mobile HMP (Light duty) Using Pakur variety stone materials.

Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). For WBM / WMM Surface: (with primer using Cationic Bitumenous Emulsion SS-1 grade @ 0.85 kg/sqm)

Tack Coat: Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS:8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). On bituminous surfaces (using Cationic Bitumenous Emulsion RS-1 grade @ 0.25 kg/sqm)

On Granular Surface (using Cationic Bitumenous Emulsion RS-1 grade @ 0.275 kg/sqm)

Dense Bituminous Macadam Providing and laying dense bituminous macadam with Hot Mix Plant producing an average output of 75 tonnes per hour using coarse aggregate, fine aggregate, filler and bituminous binder as per design Job Mix Formula conforming Marshall Method as perspecification, including screening, cleaning of chips and preparing a uniform and quality mix in Hot Mix Plant and ensuring a homogeneous mix, in which all particles of the mineral aggregates are coated uniformly, transporting the hot mix to work site, laying the mixed materials at specified laying temperature with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coated with tack coat, rolling with smooth wheeled, vibratory and tandem rollers for break down, inter-mediate and finished rolling to achieve the desired density of at least 98% of that of Laboratory Marshall specimen, hand packing and pinning to give an even surface including cost and carriage of bitumen, coarse and fine aggregates and filler materials and hire charges of machinery and equipment for construction and quality control, fuels and lubricants and wages of operational staff complete as per Clause 505 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). With pakur variety stone materials, Bitumen VG-30 (Bulk) & Hydrated Lime Powder. For Grading 2 (13.2 mm nominal size, 50 mm compacted thickness.) Using Batch Type HMP of minimum capacity 100-120 TPH.

Bituminous Concrete Providing and laying bituminous concrete with Hot Mix Plant using crushed aggregates, filler materials (Cement /hydrated lime /Rock dust) and premixed with bituminous binder of specified grading @5.2% (min) for Gr.-1 & @5.4% (min) for Gr. -2 , as per table 500-17 and mix design done as per table 500- 10 and job mix formula as per cl. 505.3.3, Including screening, cleaning of chips and preparing a uniform and qualify mix, transporting the hot mix to work site, laying the mixed materials at specified laying temperature as specified in Table 500-2 with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coated with tock coat, rolling with smooth wheeled and vibratory or tandem rollers or with a pneumatic tire roller of 12 to 15 tonne weight with a tire pressure at least 0.56 Map, to achieve the desired density as per clause 505.3.5, Including cost and carriage of bitumen, crushed aggregates, filler materials and hire charges of machinery and equipment for construction and quality control, complete as per Clause 507 of Specifications for Road & Bridge Works of Mirth (5th Revision). With pakur variety stone materials, Bitumen VG-30 (Bulk) & Hydrated Lime Powder. For Grading 2 (13.2 mm nominal size, 30 mm compacted thickness.) Using Batch Type HMP of minimum capacity 100-120 TPH.

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 2000 m as per Technical Specification Clause 303.1 for Rural Roads of MORD. (Borrow pit /pre work post work measurement) Land owned and arranged by the contractor.

Construction of sub Base using Local Materials: spreading in uniform layers with Motor grader on prepared surface, including screening the metal as necessary, mixing by mix in place method with Rotavator of OMC, and compacting with vibratory roller to achieve the desired density, lighting guarding and barricading including cost and carriage of all mateirals and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per Clause 401 of specifications for Road & Bridge Works of MoRT & H (5th Revision) For Construction of Sub Base by compacting 1st class brick aggregates (40 mm down) and sand (in proportion of 60:40). For 1 m3 compacted volume using 0.90 m3 of brick aggregates and 0.48 m3 of medium sand (loose volume).

Road Safety Works Retro-Reflectorised Traffic Signs Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, 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 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). 60 cm equilateral triangle

60 cm circular

80 cm x 60 cm rectangular

Direction and Place Identification Signs with size upto 0.9 sqm Size Board. Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

Direction and Place Identification Signs with size more than 0.9 sqm size Board. Providing and erecting direction and place identification retro- reflectorised sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3,fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

Kilometre Stone Reinforced cement concrete M15 grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc. (ii) Ordinary kilometer stone (precast)

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 complete as per Clause 803 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

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, all steel parts and fitments to be galvanized by hot dip process, all fittings to conform to IS:1367 andIS: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 811.3 of pecifications for Road & Bridge Works of MoRT&H (5th Revision)..

Supplying & fixing of Raised Pavement Markers / Road Studs / Cats Eye made of polycarbonate moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face which shall support a load of 13635 kg tested in accordance to ASTM D 4280 Type H and complying to clause no 804 of MoRT&H's specification for Road &Bridge Works (Fifth Rev.). Marker height shall not be less than 10 mm and shall not exceed 20 mm, width shall not exceed 130mm and with minimum reflective area of 13 sq.cm. on each side and slope to the base shall be 35 ± 5 degree. Fixing will be without nails but by using epoxy resin based adhesive as per manufacturer's recommendation including site clearance etc. and complete as directed by the Engineer in Charge .The contractor will have to provide a test certificate from a reputable national/international laboratory conforming the above specifications.

Minor repair & Rehabilitation Works Cleaning rubbish, sludge, weeds scum, liquid earth, mud etc.etc.from road side masonary drain/ hume pipe drain/ culvert etc. by mathor labour after removing concrete.Slab/manhole cover etc.without damaging the same and refixing the same properly after cleaning as necessary and removing the sludge etc.etc.by using iron pans,buckets including all labour, tools & plants including removing the spoils in dry condition and disposing the same by truck beyond the road side in conformity with municipal/corporation rules for such disposal including loading into truck and cleaning the road side in all respects as per direction of the Engineerin-Charge. (Payment will be made on the basis of actual stack measurment of spoils in dry condition at roadside)

Plaster (to wall floor ceiling etc) with sand and cement mortar including rounding off or chamfering as directed and raking out joints or roughening of concrete surface by chipping etc including throating nosing and drip course,scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] With 1:6 cement mortar 25 mm thick plaster

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc.

Removal of defective concrete, cleaning the surface thoroughly, applying the hotcrete mixture mechanically with compressed air under pressure, comprising of cement, sand, coarse aggregates, water and quick setting compound in the proportion as per clause 2807.1., sand and coarse aggregates conforming to IS: 383 and table 1 of IS: 9012 respectively, water cement ratio ranging from 0.35 to 0.50, density of gunite not less than 2000 kg/cum, strength not less than 25 MPa and workmanship conforming to clause 2807.6. (40 mm average thickness.)

Epoxy bonding of new concrete to old concrete

Guniting concrete surface with cement mortar (25 mm nominal thick) applied with ompressor after cleaning surface and spraying with epoxy complete as per Technical specification.

Patching of damaged concrete surface with polymer concrete (25 mm nominal thick) and curing compounds, initiator and promoter, available in present formulations, to be applied as per instructions of manufacturer and as approved by the Engineer.

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 Epoxy Grout by injection through nipples complete as per clause 2803.1.

Sealing of cracks / porous concrete by injection process through nipples/Grouting complete as per Technical specification. Cement Grout

Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as per direction of the EIC. In Ground Floor: One Coat

Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturer's specification and as per direction of Engineer-in-Charge to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer. In Ground floor (Two Coat) Normal Acrylic Emulsion

Cleaning the exposed corroded Reinforcement as well as worn out concrete by sand blasting with air compressor including all materials, hire charges of machineries and labour etc. all complete as per technical specification and direction of the Engineer-in-Charge.

Providing anti-corrosive protective coating to inhibit the corrosion to HYSD reinforcements including two coats of anti-corrosive coatings of consumption as per manufacturer's specification, cleaning etc. complete as per the direction of the Engineer-in- Charge.

Dismantling of Structures Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specifications Clause 202 for Rural Roads of MORD. By mechanical means : Reinforced Cement Concrete

Hire and labour charges for staging with sal bullah for super structure of bridge (Major and Minor) including stripping off and removing clearing on completion of work as per design and drawing approved by the Engineer-in-charge.

Drainage Spouts in Superstructure including providing drip mouldings and also including supplying, fitting and fixing approved type of materials complete as per drawing and Technical specification vide clause no. 2705 of MoRT&H’s specification for Road & Bridge Works.

Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 rnm. 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 rnrn. leaving adequate space between vertical post for expansion, complete as per MoRT&H standard drawing no SD/202 and technical specifications.

RCC Box Drain Earthwork in excavation for foundation of structures as per drawing and technical specification including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, & backfilling with approved material complete as per direction of the Engineer-in-Charge In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means. Depth up to 3 m. : Without pumping out water and shoring

Supplying & laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics including rolling and preparing the bed to proper level and filling up all joints with sandy clay or earth. Without rolling but including ramming

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. Pakur Variety Using concrete mixer.

Providing and laying Design Mix concrete for plain / reinforced concrete work in any part of bridge (excluding bottom plugging) with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete but excluding cost of labour and materials for formwork & reinforcement works. M-30 Grade Using concrete mixer & pakur variety stone matrials.

Supplying, fitting and placing un-coated HYSD bar reinforcement in Bridge Foundation including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications and direction of Engineer-in-charge. Tor steel Rods/ HYSD bar/ TMT bars. (JSW/ JSPL/ Shyam/ SRMB/ SSL/ MBASL/ Electrosteel).

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.

Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S-12592(M.D) (vi) 5 MT load bearing capacity round manhole cover provided with two lifter hooks fitted with matching frame of size Cover: 565 mm X 65 mm Frame: 665 mm X 125 mm opening: 470mm Weight: 90 kg (approx)

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