Asansol Durgapur Development Authority Tender

Grading 1 aggregate (63 mm to 45 mm) using stone screening type - B (11.2 mm ) by manual means

Grading 2 aggregate (53 mm to 45 mm) using stone screening type - B (11.2 mm ) by manual means

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).

On bitumen surface with emulsion spreading per sqm @0.20 to 0.3 (av 0.25 kg /sqm)

On Granular Surface treated with primer : using Bituminous emulsion at the rate of 0.25 to 0.3 kg /sqm.

Providing and laying bituminous macadam with Mobile Hot 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 charges of machinery and equipment, cost of fuel and lubricants and wages of operational staff, quality control complete as per Specifications for Road & Bridge Works of MoRT&H (5th Revision).

For Grading 2 (19 mm nominal size, 50-75 mm thick.) / Panchami variety )

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)

ByManual means with hot Bitumen binders (@ 6.8 kg/ 10 sqm) with Pakur variety.

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.

Earthwork 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 materials complete as per direction of EIC. In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means.Depth upto 3.0 m without pumping out water excluding shoring.

Sand filling in foundation trenches and at the back of aboutments , wing - walls etc. with good local sand free from earth in layers not exceeding 15 cm. including 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 EIC. By Fine sand

Single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand .

Supplying and laying Polythene sheet (150 gm / sqm ) over damp proof course or below flooring or in foundation trenches .

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]

Hire & Labour charges for shuttering with or without staging upto 4.0 m height using approved stout prop with wooden plank/ ply / wood / steel plate with required bracing for any kind of plane or reinforce concrete works in all sorts of minor structure in cluding culvert , box culvert, cross drain etc.The rate is inclusive of fitting , fixing and striking out after completion of work as per specification & direction.

Where staging is not required

Supplying fitting and placing HYSD bar reinforcement in sub structure including initial straighting , straiting of coil bars, removal of loose rust (if any) , cutting to requisite length , bending , binding in annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection , hooked and bending in correct shape and placed forms etc. including cost of black anneled wire and cost of loading , unloading and carriage of all steel materials complete as per drawing and technical specification and direction of EIC [SAIL / TATA/

Providing and laying Design Mix Concrete for plain / Reinforced concrete work in any part of culvert / bridge with coarse aggregates of appropriate nominal size and grading , fine aggregate (sand ) conforming to proprer grading zone, both of approved quality & cement , at necessary , including labour , cost and carriage of all materials and including prepration of design Mix approved of the same by the EIC and cost of Quality control , sampling , testing etc all complete but excluding cost of labour and materials for form work and reinforcement work.

M15 Grade using Concrete Mixture

M 20 Grade using concrete Mixture.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners, as directed and racking out joints including throating, noising and drip course, scaffolding / staging where necessary (Ground Floor) including cost of chipping over concrete surface.

With 6:1 cement mortar (15 mm thick)

Neat cement punning about 1.5 mm thick in wall , dado , drain etc.

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-12% (SGST=6% & CGST=6%)ADD

WEST BENGAL LABOUR WELFARE CESS =1% ADD