Asansol Durgapur Development Authority Tender

Providing, laying, spreading and compacting stone aggregates of specific sizes to water boundn 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).Grading-II Aggregate (53 mm to 22.4 mm) Using Stone Screening Type B (11.2 mm)

Providing and laying Design Mix concrete for plain / reinforced concrete work in any part of bridge (excluding bottom plugging) with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete but excluding cost of labour and materials for formwork & reinforcement works.

M-20 Grade Using concrete mixer.

M-15 Grade Using concrete mixer.

Hire and labour charges for Shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks/ply wood/steel sheet plate with required bracing for any kind of plain or reinforced concrete works in all sorts of minor structure including culvert, box culvert, cross-drain etc. The rate is inclusive of fitting, fixing and striking out after completion of work as per specification and direction. Where staging is not required.

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge .In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means.Without pumping out water and shoring. upto 3.0 m depth

Sand filling in foundation trenches and at the back of abutments, wing-walls etc. with good local sand free from earth in layers not exceeding 15 cm. including inundating each layer by profuse water and poking and ramming layer by layer complete including supply of sand. Quality of sand is to be approved by the Engineer-in-charge.

Supplying, fitting and placing HYSD bar reinforcement in Sub-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications and direction of Engineer-in-charge (TATA/SAIL/RINL)

First class Brick work in cement sand mortar in steining of well, pier, abutment, wing wall, parapets cross drain. H.P. culverts, guard wall etc. Including curing, scaffolding, raking out joints etc. Complete including cost and carriage of all materials.(1:4)

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor) With 1:6 cement mortar

Neat cement punning about 1.5mm thick in wall,dado,window sill,floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

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).

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).

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

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

Bituminous Macadam using Hot Mix Plant (HMT).Providing and laying Bituminous Macadam with Hot Mix Plant (light duty) using approved crushed aggregates of specified grading as Table 500.4 premixed with bituminous binder, transportated to site laid over a previously prepared surface at specified laying temperature by means of approved & suitable arrangement to the required grade , levelle and alignment and rolled with suitable power roller for break down, inter-mediate and finished rolling as per specification to achive he desired compaction including cost and carriage of stone materials & bitumen, hire charges of Machininery and equipment , cost of fuels and lubricants and wages of operational staff , quality contral complete as per Specification for Road & Bridge Works of MoRT&H (5th Revision).

B. For Grading 2 (19 mm nominal size, 50-75 mm thick.)/ (ii) Using Drum mix Type HMP of minimum capacity 60-90 TPH .

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.

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).

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.

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.

Sub-Total

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

WEST BENGAL LABOUR WELFARE CESS =1% ADD