Asansol Durgapur Development Authority Tender

Open graded Premix surfacing using Bituminous (viscosity grade Paving bitumen / Modified bitumen ) binder & Mobile hot mix plant (Light duty) : Poviding , Laying and rolling of Open graded Premixed Surfacing of 20 mm thickness composed of 13.2 mm ( @ 0.018 cum per sqm ) 11.2 mm (@ 0.009 cum per sqm) size stone aggregates including throughly cleaning of the surface, screening cleaning and preheating 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 arrangement , laying the mixture uniformly over the surface, including line , grade and level to serve as wearing course on a previously preapered base , including mixing in Mobile Hot Mix plant (Light duty ) throughly rolling with a smooth wheeled roller 8 -10 Tonne capacity , finished to required level 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 machineries , pay of oparatrors and cost of fuel and lubricants etc. complete to be followed by seal coat of either type A or Type B as per technical Specifications Clause 508 for Rural roads for MORD..

Providing and laying Premixed Seal coat (Type – B) with approved quality sand / grit @ 0.6 cum per 100 sqm and bitumen binder on throughly 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 µ sieve ) uniformly with bitumen binder ,laying and spreading the mix at an uniform rate using suitable means, brushing the surface, if necessary, to ensure uniformaty, 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 incidential 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)

Sub-Total

GST-18% (SGST=9% & CGST=9%)ADD

WEST BENGAL LABOUR WELFARE CESS =1% ADD