Repairing AND Renovation of Ramkanai Goswami street, starting from junction of R.N. Thakur road near Bagachi more up to the Tri- junction of Sri Adwaita Sarak Shashi Khan road and Bhagabati Das near Choudhuri para more of Ward No 1,4 AND 6

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. (a) By manual means : (i) From 25 mm to 50 mm thick.

Box-cutting or filling in road embankment in all sorts of soil including spreading in the spoils properly over the flanks as necessary or on brem 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.(a) Depth up to 150 mm.

Supplying, spreading and consolidating Stone Dust to a depth of 100 mm and above at desired density and C.B.R. as per Specification with power roller to proper gradient and camber including watering as necessary, and lighting, guarding, barricading and making adequate earthen bundh where necessary to protect the edges and curing with water for 2 to 3 days, mending cracks and depressions by rolling where necessary including all incidental charges of roller, cost of fuel & lubricants complete as per specification. Add cost at site of the materials to arrive at the complete rate. The compaction factor is 0.70.

Water Bound Macadam sub -base by consolidating jhama metal / Laterite chelly or stone metal/ Shingles of specific size in hard crust to requisite thickness ( measured after compaction) in layers including screening of metals etc. as necessary, hand packing, sweeping, watering and rolling in stages with power roller to proper line, grade and camber, lighting, guarding & barricading and making necessary earthen bundh of one metre width on each side where necessary to protect edges and repacking the bed by necessary cutting or filling and rolling all complete including the cost of all materials and hire and labour charge of all men and machineries and compacting and to the required density, as per density, as per clause 404 of specifications for road & bridge works of MORT & H (5th. Revision). [For construction of Sub - Base by consolidating jhama metal (63 mm to 45 mm) with moorum screening.]

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling, including cost of all materials and hire and labour charges of all men and machinery and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H(5th Revision). (iii) Grading-2 Aggregate (53 mm to 22.4 mm) Using Stone Screening Type B (11.2 mm) B. Manual Means

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). (i) For WBM / WMM Surface: (with primer @ 0.70-1.0 kg/sqm)

Tack Coat Providing and applying tack coat with cationic Bitumen Emuision 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 ( 5Tth. Revision) (ii) On Granular surfaces treated with primer (Using Bitumen emulsion at the rate of 0.25 to 0.30 kg per sqm.)

Providing and laying bituminous macadam with MobileHot Mix Plant (Light Duty) using approved crushed aggregates of specified grading as per Table 500.7 premixed with bituminous binder, transported to site laid over a previously prepared surface at specified laying temperature by means of approved and suitable arrangements to the required grade, level and alignment and rolled with suitable power roller for break down, inter-mediate and finished rolling as per specification to achieve the desired compaction including cost and carriage of stone materials and bitumen, hire charge of machinery and equipment,cost of fuel and lubricants and wages of operationalstaff, quality control complete as per Specifications for Road & Bridge Works of MoRT&H (5th Revision). B. For Grading- 2 (19 mm nominal size, 50-75 mm thick.)

Tack Coat Providing and applying tack coat with cationic Bitumen Emuision 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 ( 5Tth. Revision) (i) On Bituminous Surface (Using Bitumen Emulsion at the rate of 0.20 to 0.30 kg per sqm.)

Open-graded Premix Surfacing using bituminous ( Viscosity grade paving Bitumen / Modified bitumen ) Binder and Mobile Hot Mix Plant (Light Duty ) Providing, laying and rolling of Open - graded premix surfacing of 20 mm thickness composed of 13.2 mm (@0.018 m³ per m²) and 11.2 mm (@ 0.009 m³ per m²) size stone aggregates, including thoroughly cleaning ofthe surface, screening, cleaning and pre-heating stone chips and fully pre-coating the same either using viscosity grade paving bitumen or cut-back or emulsion,carrying the mixture by any suitable arrangements,laying the mixture uniformly over the surface, including line, grade and level to serve as wearing course on a previously prepared base, including mixing in MobileHot Mix Plant (Light Duty) and thoroughly rolling witha smooth wheeled roller 8-10 tonne capacity, finished to required level and grades including the cost and carriage of stone chips and matrix, heating the matrix,preheating the aggregates to required temperature and including the hire charges of Mobile Hot Mix Plant(Light Duty) and other machinery, pay of (operators,cost of fuel and lubricants etc. complete to be followed by seal coat of either Type A or Type B as per Technical Specification Clause 508 for Rural Roads of MORD.

Providing and laying Premixed Seal Coat (Type B) with approved quality sand/grit @ 0.6 m3/ 100 m2 and bitumen binder on thoroughly cleaned black top surface coated with tack coat, including heating and mixing cleaned sand/grit (100 % passing through 2.36 mm sieve and retained on 180 micron sieve) uniformly wit bitumen binder, laying and spreading the mix at an uniform rate using suitable means, brushing the surface, if necessary, to ensure uniformity, followed by rolling with power roller including thecostand carriage of binder and aggregates, cost of heating the binder and aggregates and all other incidental charges, cost of fuel and lubricants, including hire charges of machineries, tools & plants required for construction and quality control complete as per Clause 511 of Specifications for Road & Bridge Works of MoRT&H. II By Manual Means With Hot Bitumen Binder (@ 6.80 kg / 10 sqm.)

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