CONSTRUCTION OF BITUMINOUS ROAD. Start from Kumudini Girls High School to Saharaj Gazis house in ward no. 14

Water Bound Macadam Base Course 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) (i) Grading-I Aggregate (63 mm to 45 mm) Using Stone Screening Type A (13.2 mm) B. Manual Means 1st Layer P-248, It-4.11

2nd Layer

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). (i) On Bituminous Surface (Using Bitumen Emulsion at the rate of 0.20 to 0.30 kg per sqm.) P-248, It-5.02 /i

Open-Graded Premix Surfacing using Bituminous (Viscostly grade Paving Bitumen / Modified bitume) 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 m3} and 11.2 mm (@ 0.009 m3 per m3} size stone aggregates, including thorughly cleaning of the surface, screening, cleaning and pre-heating stone chips and precoating 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 previsiously prepared base, including mixing in Mobile Hot Mix Plant (Light Duty) and thorughly rolling with a smooth wheeled roller 8-10 tonne, 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 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. Note: Add cost & carriages of materials as per requirement vide Table 3.3-1 of Section 3 to get the final consolidated rate. P-254, It-8.11

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 with 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 the cost and 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 (5th Revision). I) By Manual means ii) With Cationic Bitumen Binder (@ 6.80 kg/10 Sq.m.)

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