Tamil Nadu Road Development Company Limited Tender

Construction of granular sub-base by providing close graded Material as per Grading-3 (Table 400-1), mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density etc., complete as per clause 401 of MoRTH

Construction of Median and Island with soil taken from roadway cutting (Construction of median and island above road level with approved material deposited at site from roadway cutting and excavationfor foundation of other structures, spreading, grading and compacting as per clause 407 of MoRTH)

Construction of Dry lean cement concrete (DLC)Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing as per clause 601 of MoRTH

PQC- Construction of un-reinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with M40 grade cement concrete as per design mix , coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batching and mixing plant as per approved mix design, transported to site, laid with a fixed form or slip form paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades as per drawing CEMENT CONCRETE PAVEMENT as per clause 602 of MoRTH

Providing and laying of Hot Applied Thermoplastic compound 2.5 mm thick including reflecting glass beads @ 250 gms per sqm area, thickness is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from streaks and holes, with all lifts and leads etc complete as per MoRT &H Technical specification clause No.803

Reinforced Cement Concrete Crash Barrier type kerb of height 1100mm (Provision of an Reinforced cement concrete crash barrier type kerb with M-40 grade concrete as per design mix with HYSD reinforcement Fe-500D conforming to IRC:21 and as per IRC-5 at locations as directed by the Engineer) as per clause 811 of MoRTH

Painting new CC surface with one coat of primer and two coats of synthetic enamel paint of approved quality and colour including through scraping, clean removal of dirt etc complete complying with standard specifications and as directed by the engineers incharge for crashbarrier type kerb

Providing and erection of Retro - Reflectorised Cautionary, Mandatory and informatory Signs (without definition board) made out of High Intensity Prismatic Grade Sheeting confirming to Type - IV standards IRC 67 - 2012 and ASTM D 4956 - 09, specification and fixed over 2mm thick Aluminium sheet fixed over a back supporting frame of 25mm x 25mm x 3mm mild steel angle and supported on a mild steel angle post 75mm x 75mm x 6mm with a clear height of not less than 2.10m from the ground level to the bottom of the sign board and 0.60m below ground level. The sign post should be painted as per IRC 67 -2012 and firmly fixed to the ground by means of property designed foundation with M15 grade cement concrete 45cm x 45cm x 60cm size including cost and conveyance of all materials, equipment, machinery and labour with all leads and lifts, loading charges necessary for satisfactory completion of the work as directed by the engineer in charge. High intensity Retro reflectro sheet shall consist of minimum coeffiecient of recto reflection as per table 6.6 of IRC 67-2012. The retro - reflective sheeting shall be covered under 7 year warranty issued for field performance and a certified copy of three years outdoor exposure report shall be obtainer as per IRC 67-2012 (As per MORT&H specification No.801)

Information sign 800mm x 600mm rectangular

Cautionary sign 900 mm triangular

Mandatory sign 600 mm circular

Mandatory sign 900 mm octagon

Supplying and installation of delineators (road way indicators, hazard markers and object markers), 80 - 100 cm high above ground level, painted at alternatively black and white in 15cm wide strips, fitted with 80 x 100 mm rectangular reflectorised panels at the top, buried or pressed into the ground and conforming to IRC - 79 etc.. complete (as per MORT&H specification No.806)

Providing and fixing reflective road studs of 'Category A' Raised pavement markers made out of poly carbonate/ methyl methercrylate/ ABS moulded body confirming to ASTM D 788 and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face with retro-reflectance and chromaticity values conforming to ASTM D4280. The reflective raised pavement markers shall also confirm to the MoRTH circular No RW / NH. 33023/10/97- DO.III dt 11.06.97 . The height, width and length shall not be less than 15mm, 90mm and 100 mm and with minimum reflective area of 13 Sq.cm on each side and the slope to the base shall be 35+/5 degree. Each reflector shall have a CIL not less then values specified in table 2 of said MoRT&H circular. The strength of detachment of integrated cylindrical shanks, (of diameter not less than 19+/-2mm and height not less than 30+/-2mm) from the body is to be a minimum value of 500kg f. Fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturers recommendation and complete as directed by the Engineer. The marker shall support a load of 13635 kg tested in accordance with ASTM D4280 and confirming to IRC 35-2015 guidelines and MORT&H specification 804 etc., complete

Providing PVC Cabble duct pipe of 150 mm dia (6 Kg/sqcm) including cost and conveyance of pipe to site, all labour charges for fixing in position and all other incidental charges as p[er standard specifications and as directed by the Engineer-in-charge