Corporation Of Chennai Tender

Providing and laying Granular Sub Base (GSB) layer of 200 m.m. compacted thickness on the prepared Sub Grade with approved coarse Graded material ;of; minimum CBR Value 30 grading confirming to Table 400 1/400 2 Grading 1 of MORTH Revision IV, including screening, spreading in uniform ;layer with motor; grader, watering and premixing at ;optimum moisture content, compacting with power and vibratory roller of 80 to 100 KN static weight to not less than 98pct. of the maximum laboratory dry density as per IS:2720 (Part 8) and fine dressing to required grade and cross slope as shown on the drawing or as directed by the Engineer including obtaining and transporting all materials from approved Quarry Site to Work site with all lifts and lead by Mechanical Transport head load or any other mode of transportation including labour, tools, equipment, safety measures testing and incidentals necessary to complete the work as per MORTH specification clause 401 and as; directed by Engineer..

Providing laying, Spreading and compacting Graded Stone aggregate to Wet Mix macadam specification including premixing the material (0.396 Cu.m of 45-22.4mm Metal, 0.528 Cu.m of 22.4-2.36mm Metal, 0.396 Cu.m of 2.36 mm Size & below) with water at OMC in Mechanical Mix Plant Carriage and transporting the mixed material by tipper to site, laying in uniform layers with pavers in sub base/base course on well prepared surface and compacting with vibratory roller to achieve the desired density, etc., Complete as per clause 406 of MoRT & H Specifications.(COMPACTION BY VIBRO MAX ROLLER IS A MUST)

Laying C.C. 1:2:4 using 40 mm IRC size (2/3rd. Of quantity) 20 m.m. IRC (1/6th of quantity) 12 m.m. IRC (1/6th of quantity), B.G Metals including curing, ramming vibrating etc, complete (adopting casual labour) S.D

Supplying and fixing PVC 160mm dia rain water down fail pipe asper ISI standard (I.S.4985) including PVC bends without door arrangements shoes, gratings with clamps of suitable size fixed to wooden plugs embeded in walls in cement mortar 1:3 (1 cement,3 river sand including cutting beles in walls and making good the same after fixing the plugs etc., complete as directed during execution.

Construction of Inspection chamber of size 60x60x60cm with necessary earth work excavation, 40mm size brick jelly concretein C.M. 1:4:10 ( 1 cement, 4 river sand and 10 broken brickjelly) stock brick work in C.M., 1:6 (1 cement and 6 river sand)for 23cm thick wall, benching, channelling and plastering,interior, exterior and top with C.M. 1:3 ( 1 cement and 3 riversand), 12mm thick and providing 7.5cm thick R.C.C. loose slabcovering in C.C. 1:1.5:3 ( 1 cement, 1.5 river sand and 3 bluegranite broken stone jelly of 12mm to 20mm size) with ecessaryre inforecement and arrangements to lift for cleaning purpose,etc., complete

Providing Prime Coat 7Kg/10 m2 with Bitumen Emulsion (slow setting) including cost of bitumen at the site, including labour charges for preparing the surface and applying required quantity of bitumen emulsion as Prime Coat using bitumen sprayer etc., complete over wet Mix Macadam as per clause 502 of MORT & H specifications

Providing Tack Coat 2.0 kg/10 m2 with Bitumen Emulsion (Rapid Setting - 1) including cost of bitumen at the site, including labour charges for preparing the surface and applying required quantity of bitumen emulsion as Tack Coat using bitumen sprayer etc., complete over primed surface as per clause 503 of MoRT & H Specifications.

Providing and laying Tackcoat over the existing bituminous surface using 2.0 kgs of bitumen emulsion (Rapid Setting 1) per 10 Sq.m area including cost of bitumen emulsion at the site, including labour charges for preparing the surface, and applying the required quantity of bitumen emulsion as Tack Coat using bitumen sprayer etc., complete as per Clause 503 of MoRT &H Specifications Rev.5

Providing and laying 50mm consolidated thick bituminous macadam using 0.283 Cu.m of 25-10mm metal, 0.283 Cu.m of 10-5mm Metal,0.1415 Cu.m of 5mm and below size IRC metal with 37 kgs of VG30 (60/70 grade) bitumen for premixing per 10sq.m including cost and conveyance of all materials to CMP site, heating the bitumen and aggregate to required temperature and mixing them in required temperature in central hot mix plant 20-30 ton capacity, conveying the mix by tipper trucks to work site, spreading the mix to uniform thickness of 50mm with mechanical paver to the specified grades and cross sections and consolidated by 8-10 tonne Vibratory Roller to the required density etc., including labour for attending to paver to site etc., including hire charges and fuel charges for 20-30 tonne CMP with bitumen boiler, tipper trucks, Paver finisher, vibratory roller and all other tools and plant required, including fuel and all other incidental charges etc., complete as per specification using CMP as per clause 504 of MORTH Rev-5

Providing and laying Bituminous Concrete 40mm thick using 0.2089 Cu.m of 13.2 10mm metal, 0.1372 Cu.m of 10 5mm Metal, 0.2387 Cu.m of 5mm and below Metal of specified grading aggregates and 0.012 Cu.m of Quarry Dust premixed in CMP with bituminous binder (60/70 grade bitumen) 47.12 kg, per 10Sq.m transported to site, laid over a previously prepared surface with paver finisher to the required grade level and alignment ,rolled , etc., Complete as per clause 509 of MoRT and H Specifications to achieve the desired compaction

Providing and laying of hot applied Thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 The finished surface to be level uniform and free from streaks and holes etc completed as per MORT& H specification no.803

Providing and fixing reflective road studs of category A raised pavement markers made out of poly carbonate / methyl methecrylate /ABS moulded body conforming 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 100mm and with minimum reflection area of 13 sq.m on each side and the slope to the base shall be 35+/-5degree Each reflectors shall have a CIL not less than values specified in table 2 of said Morth circular. The strength of deteachment of the 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 500Kgf. 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 manufacturer s recommendation and complete as directed by the engineer.The marker shall support a load of 13635kg tested in accordance with ASTM D4280 and confirming to IRC 35-2015 guidelines and MORT&H specification 804 etc., complete