Public Works Roads Department Tender

Strip Seal Expansion Joint Providing and laying of a strip seal expansion joint catering to maximum horizontal movement beyond 80 mm and upto 160 mm. complete as per approved drawings and standard specifications to be installed by the manufacturer / supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation.

Supplying, fitting and placing HYSD bar reinforcement in Bridge Super-structure including initial straightening, traightening 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.

Supplying. preparing and placement of ready mix non shrink cementious microconcrete having no metalic aggregate or chlorides for repairing and jackting of damaged R.C.C. members. The micro concrete should achieve a compressive strength not less than 10 MPa after 24 hours, 40 Mpa after 7 days and 50 Mpa aftre 28 days at 300C. It should have unrestrained expansion in between 1 to 4%, flexural strength shall not be less than 5 MPa after 28 days. Micro concrete should have a co-efficient of thermal expansion similar to that of the host concrete.

Furnishing and placing reinforced cement concrete in super structure with coarse aggregates of appropriate nominal size and grading, fine aggregate i.e sand conforming to proper grading zone, both of approved quality and cement and admixtures, 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 as per drawing and technical specification including the cost of necessary form work and staging complete. as per drawing and technical specifications. (M-25)

Providing and applying tack coat with cationic bituminous emulsion @ 0.250 Kg / m2 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).

Providing and laying Bituminous Profile Corrective Course using Mobile Hot Mix Plant (Light Duty) and using aggregates of Grading-2 of Table-33 premixed with 75kg of bitumen per cum, transported to site laid over a previously prepared surface at specified laying temperature to the required grade, level and alignment, as per specification to achieve the desired compaction including cost and carriage ofstone materials and bitumen, hire charges of machinery and equipment, cost of fuel and lubricants and wages of operational staff, quality control complete as per direction of Engineer-incharge.

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-heating 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 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 grade 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 type B specification as per Clause 508 of Specifications for Road & Bridge Works of MoRT&H (5th Revision) excluding tack coat

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). By Manual Means With Hot Bitumen Binder (@ 6.80 kg / 10 sqm.)

Add : GST @ 18%

Add : Labour Welfare Cess @ 1%