Asansol Durgapur Development Authority Tender

Repairing pot-holes and making up small depressions with ramming or power rolling including screening, cleaning chips or metals and washing, drying as necessary and heating the chips or metal where necessary, cutting pot holes to regular shapes with vertical 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 or Bajrees with 54 kg of bitumen per m3 of loose net volume of stone chips using concrete mixer machine. (The payment is to be made on the basis of loose net volume of stone materials consumed in the work) . Using Mobile HMP (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 of the surface, screening, cleaning and pre-heatingstone 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 Mobile Hot Mix Plant (Light Duty) and thoroughly rolling with a 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.

Spreading of sand over the bituminous surface @ 0.003 m3 per m2 of surface from the road side stacks and carriage of the same up to a distance of 150 m from stack complete including cost of sand.

Supplying, spreading and compacting Sand to required thickness, in layers not exceeding 150 mm to proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction including including lighting, guarding, barricading and making adequate wearthen bundth where necessary, curing with water as per direction, mending cracks and depressions by ramming wherever necessary.

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. upto 150.00 mm

WEST BENGAL LABOUR WELFARE CESS =1% ADD

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

(ii) On Granular surfaces treated with primer (Using Bitumen emulsion at the rate of 0.25 to 0.30 kg per sqm.)

First class brick work in cement sand mortar in aboutment , wing wall , parapet , cross drain , drain , H.P.Culvert , guard wall etc. including curing , scaffolding , raking out joints etc. complete including cost and carriage of all materials.[ in (1:6) Proportion]

Neat cement punning on cement plaster surface.

On Bituminous Surface : using Bituminous emulsion at the rate of 0.2 to 0.3 kg /sqm.

Dressing and chilchalling Road flanks including cutting and filling with earth up to 150 mm average thickness finished with outward cross-grade of 1 in 30.

Plaster with sand and cement mortar includingrounding off or chamfering corners as directed and raking out joints (Ground floor).

Sub-Total

Supplying fitting and fixing plaque made of Granite slabs ( single piece) of 15 mm to 18 mm thick with uniform texture and without decorative veins in facia etc fixing with using Cement slurry at back side of granite @4.4 kg/sq.m and white cement slurry for joint filling @1.8 kg/sq.m.including making lettering , sign marks etc as per direction in the granite slabs with fixed at brick wall (in 1:6) as directed including earth cutting , 75 mm thick sand filling , 75 mm thick Cement concrete (1:2:4) and plastering with 20 mm thick sand cement mortar (6:1) as specifed by the Department including wall putty , Acrylic primer & Super Protective 100% Acrylic Emulsion two coats including all incedential charges for labours , materials , machinaries & transportig charges complete in all respect as per direction of EIC.

b) with 1:6 cement mortar 15 mm thick plaster

Supplying and laying Polythelene sheet (150 gm / sqm) over damp proof course or below flooring , Cenent Pavement etc.

M 20 Grade using concrete Mixture.

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).

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).