Reconstruction and Upgradation from Jublee More to Indrachak SCOBE Gate, Asansol, in the District of Paschim Bardhaman, 3RD Call

Picking up and removal old bituminous layer or sand sealing coat from old black topped surface and cleaning the exposed surface by scraping annd stacking the materials as directed. By manual means From 25 mm to 50 mm thick

Labour for Picking up existing metalled road surface to a specified av. Depth , inccluding screening and stacking pavement materials. For av depth above 75 mm but not exceeding 150 mm by manual means.By manual means Stone Metal Surface

Box cutting or filling in Road embankment in all sorts of soil including spreading the spoils properly over the flanks 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 above 150 mm but upto 300 mm

Wet mix Macaaam Base Gourse Providing, loying, spreoding ond compocling groded stone oggregole to Wet Mix Mocodom ipecificotion including screening of oggregoles ond gronulor moteriols, premixing the moteriol with wqtei ot OMC in Wet Mix Plont, corrioge of mixed moteriql by lipper to site. loying in uniform loyers wilh Pover in Sub- bose / Bose course on well prepored surfoce ond compocting wilh Vibrotory Roller to qchieve the desired density, including supply of oll moteriols, mochinery, fuel ond lubriconts, including incidentol costs for lighting' guording, borricoding, moking eorthen bundh to f,rotect tne edges including cost of quolity.control complete os per Clouse 406 of Speclficolions for Rood & Bridge Works of MoRT&H (5th Revision)'

Prime Coat : Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS : 8887 -1978 and reuuisite 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 incidential costs of work complete as per Clause 502 of Specification for Road & Bridge Works of MoRT&H (5th Revision). i) For WBM/WMM surface(with primer @ 0.70-1.00 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 hydrolic broom, moistening the surface including cost and carriage of emulsion, hire chareges of machinery & labour, cost of fuel and lubricants all complete as per Clause 503 of Specification for Road & Bridge Works of MoRT&H (5th Revision). On Bituminous Surface : using Bituminous emulsion at the rate of 0.2 to 0.3 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 hydrolic broom, moistening the surface including cost and carriage of emulsion, hire chareges of machinery & labour, cost of fuel and lubricants all complete as per Clause 503 of Specification for Road & Bridge Works of MoRT&H (5th Revision). On Granular Surface treated with primer : using Bituminous emulsion at the rate of 0.25 to 0.3 kg /sqm.

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 per specification, 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 complet as per Clause 505 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). For Grading 2 (26.5 mm nominal size , 50 to 75 mm thick) / UsingBatch Type HMP of minimum capacity 60 -90 TPH. (By Pakur variety stone Chips)

Mastic Asphalt : Providing and laying Mastic asphalt wearing course with paving grade bitumen meeting the requirements given in table 500-29 using approved coarse aggregate, fine aggregate, filler material and bitumen, prepared by using Mastic cooker including cost and carriage of all ingredients, cost of heating aggregates and binder, mixing in specified proportions conforming to approved Job Mix Formula and laid to required level and slope after cleaning the surface, compacting, sealing the construction joints and surface finishing conforming to specifications including providing antiskid surface with bitumen pre-coated fine-grained hard stone chipping of 13.2 mm nominal size at the rate of 0.005 cum per 10 sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100°C, protruding 1 mm to 4 mm over mastic surface, including the hire charges of all tools and plants and machinery, pay of operators, cost of fuel and lubricants and all other incidental charges and quality control all complete as per Clause 516 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). 25 mm thickness

Providing & laying Semi-dense Bituminous Concrete (SDBC) as wearing coarse by Hot Mix Plant, using coarse aggregates, fine aggregates, filler materials and binder of required specification and grading as per approved job mix formula, over thoroughly cleaned surface coated with tack coat, including screening, cleaning of aggregates, mixing the components as per approved Job Mix Formula with hot binder, carrying the mixture by tipper truck or any other approved suitable arrangements, laying the mixture uniformly, maintaining the specified laying temperature, thorough rolling with power roller with necessary hand packing and pinning to give an uniform surface to achieve the desired density of at least 98% of that of Laboratory Marshall specimen, including the cost and carriage of aggregates, filler and binder, heating the binder, preheating the aggregates, and filler to the specified temperature, including the hire charges of Hot Mix Plant and other machineries, pay of operators, cost of fuel and lubricants and all other incidental charges complete. B. For Grading 2 (10 mm nominal size, 25-30 mm thick.) (ii) Using Drum mix Type HMP of minimum capacity 60-90 TPH.