Tender For Construction Of High Level Bridge At Km 19/4 Of Uppoor -Kottaiyur Road (Sh34a) In Lieu Of Existing Causeway - Earth work excavation in all classes of soilsand depositing on bank with all leads and liftsas per SS20B, including all other incidentalcharges such as bailing out water, shoring, strutting, walling and forming protective bunds whereever necessary etc., complete as per relevent standard specification for DRESSING THE BED UPTO SILL LEVEL. 2 Earth work excavation in all classes of soilsand depositing on bank with all leads and liftsas per SS20B, including cost of all labour , equipmentsall other incidentalcharges such as bailing out water , providing and maintaining necessary cofferdams, sheeting,shoring, bracing and their subsequent removal, removal of all logs, stumps and other deleterious matter and obstructions, trimming bottom of excavation backfilling and clearing the site and disposal of all surplus materials etc.,complete as per relevent standard specification forPILECAP OFABUTMENTS & PIERSas per section 300 of MORT&H Specifications (V revision) (including 600 mm from the face of pilecap as per CI. 4.2.5.1 of IS:1200 (part 1)-1992) 3 Providing and driving in position permanet M.S liners 6mm thick for piles upto the maximum scour level from bottom of pile cap as per CI 709.1.4 of IRC 78- 2014 including cost of linear and fabricating, welded construction with consumable, labour and plants and drivingto be left permanently with the piles shaft as per requirement and as per standard specification and placing them in position with all leads and lifts etc. complete as per section 1100 & 1600 of MORT&H specification (V Revision) 4 Vibrated Reinforced Cement Concrete grade M35 ( Design Mix) using 20mm ISS size HBG graded metal Bored cast-in-situ bored piles of 1200mm diameter as per Cl 709.1.9 of IRC 78-2014 including cost and conveyance of all materials to site and cost of cement at site but excluding cost and fabrication of steel and placing it imposition before concreting setting up of piling equipment, shifting the same form one pile location to another pile location dismantling and including all labour for boring through rock, leading the excavated earth to a distance 200m including forming of working platform over the river bed for accommodating piling equipment forming approaches to the working platform, mixing concrete, filling it in position by tremie pipe, cutting of pile head to cut-offlevel for casting pilecap, including diversion of water course if necessary and all other incidental charges etc., complete as per standard specification, forming and maintaining protective bunds and all other incidental charges etc. complete for PILES Below Abutments and Piers as per section 1100 & 1700 of MORT&H Specification ( V Revision) 5 Compacted Cement Concrete of gradeM-15, (Nominal mix ) using 40mm ISS HBG metalincluding cost and conveyance of all materials to siteand cost cement at site including portable water, labour charges for mixing, transporting, laying campactingand curing concrete, Tools and Plants and incidental charges such as bailing out water ,maintaining of protectivebunds,cofferdams,shoring,structting etc, complete as per relevant standard specification for LEVELLING COURSE BELOWPILECAP OFABUTMENTS & PIERS of 80 mm thickness as per section 1100 & 1704.3of MORT&H Specifications (VRevision). 6 VibratedReinforced Cement ConcreteM35 [Design mix] using 20mmISS HBGgradedmetal including cost and conveyance of all materials to site excluding cost ofsteel but including cost of formwork, soft water, labour charges for mixing, transporting, laying,curing concrete , working at depths , hire charges for tools and plants including all other incidental charges such as bailing out water,maintaining of protective bunds,cofferdams,shoring,structting etc, complete as per relevant standard specification for PILECAP UNDERABUTMENTS ANDPIERS as per section 1100,1500 & 1700 of Morth &(H) Secification (VRevision). 7 Vibrated reinforced cement concrete grade of M35 (Design mix) using 20mmISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, hire charges for tool and plants including all other incidental charges etc., complete for ABUTMENT AND RETURN WALL SUBSTRUCTURE as per Sections 1500,1700&2200 of MORT&H Specifications(V Revision) 8 Vibrated reinforced cement concrete M35 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, potable water, hire charges for tool and plants including all other incidental charges etc., complete for BED BLOCK CUM DIRTWALLOVER ABUTMENTSas per Sections 1500,1700&2200 of MORT&H Specifications(V Revision) 9 Vibrated reinforced cement concrete of grade M35 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, potable water, hire charges for tool and plants including all other incidental charges etc., complete for CIRCULARPIERS - 1500mm dia as per Sections 1500,1700&2200 of MORT&H Specifications(V Revision) 10 Vibrated reinforced cement concrete of grade M35 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, potable water, hire charges for tool and plants including all other incidental charges etc., complete for CAPPING BEAM & PEDESTALS OVER PIERS as per Sections 1500,1700&2200 of MORT&H Specifications(V Revision). 11 CAPPING BEAM 12 PEDESTAL OVER PIERS 13 Providingand fixing of Elastomeric bearing of size 40x32x8cm including cost and conveyance to work site, labour for fixing the bearingposition and all other incidental charges etc., complete as per Section 2000 of MORT&H Specification(V Revision) and IRC:83-2015(Part-II). 14 Vibrated reinforced cement concrete M35 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, potable water, hire charges for tool and plants including all other incidental charges etc., complete for as per relevant standard specification for T-BEAMS and CROSS BEAMS as per Sections 1500,1700 & 2300 of MORT&H Specifications(V Revision). 15 Vibrated reinforced cement concrete M35 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, potable water, hire charges for tool and plants including all other incidental charges etc., complete for DECK SLAB & SAFETY KERBS as per Sections 1500,1700 & 2300 of MORT&H Specifications(V Revision). 16 Vibrated reinforced cement concrete of grade M40 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, potable water, hire charges for tool and plants including all other incidental charges etc., complete for CRASH BARRIEROVER DECK & RETURN WALLS as per Sections 811, 1700 & 2703.3 of MORT&H Specifications(V Revision). 17 Providing and fixing G.I. Drainage spouts 100mm dia as per GOI drawing SD/205 with grating arrangements at top as shown in the drawing and 100mm dia drainage spout projecting atleast 300mm beyond the bottom of deck slab as shown in the drawing, including cost and conveyance of Galvanised Iron pipes and flats and fixing them in position., complete as per Section 2705 of MORT&H Specifications(V Revision). 18 Supplying and installation ofSTRIP SEAL EXPANSION joint system conforming to specifications for Road and Bridge WorksPublished by Ministry of Surface Transport (Roads Wing) in the 40mm wide expansion gap provided in between decks over piers and in between deck and dirt wall over abutment with fatigue tested structural steel section at the nosing and anchorage assembly, including cost and conveyance of all materials, cost of testing as per the MORT&(H) specifications, including labour, equipment and incidental charges for fixing the joints complete in all respects, as per Section 2600 of MORT&H Specifications (Fifth Revision). 19 Compacted Plain cement concrete M15 (Nominal mix 1:2:4) using 40mmISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site, including labour charges for mixing concrete, laying, curing concrete, hire charges for tool and plants, compacting, curing with all leads for soft water, including all other incidental charges, form work etc., complete for BASE COURSE BELOW APPROACH SLAB & SAFETY KERB RAMP as per Sections 1500, 1700 & 2704 of MORT&H Specifications(V Revision). 20 Vibrated reinforced cement concrete M35 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, hire charges for tool and plants including all other incidental charges etc., complete for SAFETY KERB RAMP as per Sections 1500,1700 & 2704 of MORT&H Specifications(V Revision). 21 Vibrated reinforced cement concrete M30 (Design mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cost of cement at site but excludingcost and fabrication of steel but including cost ofform work, labour charges for mixing, transporting, laying, curing concrete, working at heights, hire charges for tool and plants including all other incidental charges etc., complete for APPROACH SLAB as per Sections 1500,1700 & 2704 of MORT&H Specifications(Fifth Revision). 22 Vibrated reinforced cement concrete M30 (Design mix) 75mm uniform thick with surface reinforcement conforming to section 2702.2 of MORT&(H) Fifth revision, usingISS HBG graded metal, including cost and conveyance of all materials to work site includingcement at site, including all labour charges for mixing concrete, laying, hire charges for tool and plants, compacing, curing with all leads for potable water, including all other incidental charges form work etc., complete for WEARING COAT OVER DECK SLAB AND APPROACH SLAB as per Sections 2702.2 of MORT&H Specifications(V Revision). 23 Providing and fixingWeep holes with Class 1 PVCpipes of 100mm dia of requied lengths for abutments and return walls including cost and conveyance of all materials to work site and labour charges for fixing, etc,.complete to drain the backfill as per Section 2706 of MORT&H Specifications(V Revision) 24 Providing filter media behind the abutments and Return walls for 600mm thickness using filter material as per appendix 6 of IRC: 78-2014 well packed with smaller size towards the soil and bigger size towards the wall including cost and conveyance to worksite including all other incidental charges, etc complete as per CI.710.1.4 & Appendix-6 of IRC:78:2014. 25 Filling behind Abutments and Return walls with filling materialhavingØ value more than 35° free from cohesion, including cost and conveyance to worksite, laying, handling charges and filling in layers tamping under optimum moisture content to get the maximum density, including watering, with all leads and lifts for water and all other incidental charges, etc., complete. as per CI.710.1.4 & Appendix-6 of IRC:78:2014.(V revision) 26 Supply and fabrication of Fe-500 grade steel with suitable anti corrosive treatment shall be provided for all RCC item of work items of works involved in the schedule cost of steel at site and cost of fabrication, labour charges for cleaning the rods straightening, cutting, bending, tying grills, including overlapping to the required length wherever necessary and providing to the reinforcement placing the reinforcement in position as specified in the drawings including cost of binding wireprovision of spacer bars, cover blocks and all other incidental charges etc,.complete as per section 1600 of MORT&H Specifications (Fifth Revision) 27 Supply and fabrication of Fe- 240 (mild steel grade 1) with suitable anti corrosive treatment shall be provided for all RCC items of works involved in the schedule cost of steel at site and cost of fabrication, labour charges for cleaning the rods straightening, cutting, bending, tying grills, including overlapping to the required length wherever necessary and providing to the reinforcement placing the reinforcement in position as specified in the drawings including cost of binding wireprovision of spacer bars, cover blocks and all other incidental charges etc,.complete as per section 1600 of MORT&H Specifications (Fifth Revision) 28 Approach Road Earthwork excavationin all classes of soils except hard rock requiring blasting and depositing on bank with all leads and lifts as per SS20B including cost of all labour charges,materials,tools,equipments and all incidentalcharges,including compacting with vibratory soil compactor,watering,including all hire and fuel charges for all tools and plants,removal of other deleterious matter and obstructions,trimming of bottom of excavation backfilling,clearingup the site and disposal of all surplus materials etc.,complete as per standard specification. For embankment / sub grade, CBR 8 & lead 3km 29 Construction of Granular sub base (GSB) by providing coarse graded materials of grading V 53mm to 26.50mm at 35%, 26.50mm to 4.75mm @ 45%, 2.36mm and below 20% IRC size HGB metal mixing in mechanical mix plant at OMC carrying the mix to the work site spreading in uniform layers with motor grader on prepared surface and compacting with vibratory roller to achieve the desired density complete as per clause 401 of MORTH&H 30 Construction of Granular sub base (GSB) by providing coarse graded materials of grading III 53mm to 26.50mm at 35%, 26.50mm to 4.75mm @ 45%, 2.36mm and below 20% IRC size HGB metal mixing in mechanical mix plant at OMC carrying the mix to the work site spreading in uniform layers with motor grader on prepared surface and compacting with vibratory roller to achieve the desired density complete as per clause 401 of MORTH&H 31 Providing and laying Wet Mix Macadam Base Course 0f 250mm thickness in two layers of 125mm each or else as specified on the prepared sub-Base with graded stone aggregate and granular materials of quality size and grading placed in layers as specified including mixing in Base mix plant,spreading in nuiform layer in motor grader and compacting with Vibrating Roller of 80 to 100kN static weight and ffine dressing for required grade and cross slope as shown on the drawing,equipment safety measures, testing and incidentals necessary to complete the work as per Technical Specification Clause 406 and as directed by Engineer. 32 Proivding and laying ofprime coat using Bitumen Emulsion at the rate of 7Kgper Ten Square Metreover the WMM surfacepreparatoryto another construction over it. 33 Proivding and laying ofTack Coat using Bitumen Emulsion at the rate of 2.50 kg per Ten Square Metre over the WMM surface treated with prime coat preparatory to another construction over it. 34 Providing and laying Dense Bituminous Macadam (DBM)using 0.35 cum of 37.50-13.2mm metal 0.45cum of 13.20mm-2.36 and 0.20cum of 2.36mm and below metal, 0.025m3 Stone dust and 69kg of 60/70 grade Bitument for 10m2 of 70mm thick for premixing per 10sqm including coat and conveyance of all materials to CMP site including heating the bitumen and aggregate to required temperature and mixing them in required temperature in central hot mix plant 20-30 tones capacity, conveying the mix by tipper trucks to paver site,spreading the mix in required temperature for uniform thickness of 90mm/130mm with mechanical paver to the specified grades and cross sections compaction by power roller to the required density etc., including labour for loading bitument into bitumen tank and metal to feeder unit, labour for attending to paver site etc., including hire charges and fuel charges for 20-30t, CMP with bitument boiler ,tipper trucks, paver finisher, power roller and all other Tools and plants required, including all other and incidential charges etc., complete as per Specification. 35 Bituminous Concrete (Table500-17) Providing and laying bituminous concrete with hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder(Viscosity Grade-40) at percentage specified by Job Mix Formula of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher to the required grade, level and alignment,rolled as per clause 501.6 and 501.7 to achieve the desired compaction as per clause No. 507 of MORTH Specification complete in all respects - Grading II 36 Compacted cement concrete of grade M15 (Nominal mix ) using 40 mm ISSsize HBG gradedmetal, including cost and conveyance of all materials to site and cost of cement at site including potable water, labour charges for mixing, transporting, layingcompacting, curing concrete, tools and plants and incidential charges such as bailing out water, maintaining protective bunds, cofferdams, shoring, structting etc; complete for Berms as per Sections 1100& 1704.3 of MoRT&(H) Specifications (FifthRevision). 37 Diversion RoadEarthwork excavationin all classes of soils except hard rock requiring blasting and depositing on bank with all leads and lifts as per SS20B including cost of all labour charges,materials,tools,equipments and all incidentalcharges,including compacting with vibratory soil compactor,watering,including all hire and fuel charges for all tools and plants,removal of other deleterious matter and obstructions,trimming of bottom of excavation backfilling,clearingup the site and disposal of all surplus materials etc.,complete as per standard specification. For embankment / sub grade, CBR 8 & lead 3km 38 Providing andlaying Gravel soling with clean good gritty gravel (CBR 8%) for sub grade from the approved quarry including cost and conveyance of material, laying in accordance with the requirements and specification. The materials shall be laid in ;one or more layers as sub-base according to the line and grade and cross action shown in the drawing or as directed by the Engineers. 39 Supply and fixingof NP 3 class RCC 900 mm dia. pipeconfirming to IS 458 / 1989 cost of pipeas a finished workincluding all other incidental charges, testing charges including loading and unloading transport and delivery in good condition at work site as directed by the departmentalofficers etc., complete . 40 RCC Retaining WallEarthwork excavation in all classes of soil except hard rock requiring blasting and depositing on bank with all leads and lifts as per SS20B, including cost of all labour, equipments and all incidental charges such as baling our water, providing and maintaining necessary cofferdams, sheeting, shoring bracing and their subsequent removal, removal of all logs, stumps, grubs and other deleterious matter and obstructions, trimming bottom of excavation backfilling, and clearing the site and disposal of all surplus materials etc., complete as per relevant standard specification for FOUNDATION OF RETAINING WALLS. 41 Plain Cement Concrete of Grade M-10, Nominal Mix, 1:3:6,using 40mm ISS HBG metal including cost and conveyance of all materials to site including cement at site including cost of formwork, soft water, labour charges for mixing, transporting, laying and curing concrete, working at depths, Tools and Plants and incidental charges such as maintaining of protective bunds, cofferdams, shoring, strutting etc; complete as per relevant standard specification, etc, complete as per relevant standard specification for LEVELLING COURSE BELOW THE FOOTINGS OF RCC RETAINING WALLS. 42 Vibrated Reinforced Cement Concrete M25 Design Mix Using 20 &12mm Metal, including cost and conveyance of all materials to site and cost cement at site but excluding cost and fabrication of steel, but, including all labour charges for mixing concrete, laying, curing concrete, working at heights, soft water, hire charges for tools and plants, including all other incidental charges, etc., complete for FOOTINGS OF RCC RETAINING WALLS. 43 Vibrated Reinforced Cement Concrete M25 Design Mix Using 20& 12mm Metal, including cost and conveyance of all materials to site and cost cement at site but excluding cost and fabrication of steel, but, including all labour charges for mixing concrete, laying, curing concrete, working at heights, soft water, hire charges for tools and plants, including all other incidental charges, etc., complete for STEM OF RCC RETAINING WALLS. 44 Providing and fixing PVC seepage pipes of 100mm dia. PVC pipes of requied lengths for abutments and wngs including cost and conveyance of all materials to work site, cost and labour for 900mm dia. semi-spherical back fill arangements with 100mm size broken ganite chips at the periphery and labour charges for fixing, etc.,to drain of the backfill IN BETWEEN THE RETAINING WALLS, - 45 vibrated cement concrete 1:2:4 mix using 40mmISS size metal including cost and conveyance of allmaterials to site including cement which will be supplied by the contractor and labour charge for mixing laying watering campacting curing cost of from work and all other incidental charges etc., complete for PCC Parapet 46 Supply and fabrication of Fe-500 grade steel with suitable anti corrosive treatment shall be provided for all RCC item of work items of works involved in the schedule cost of steel at site and cost of fabrication, labour charges for cleaning the rods straightening, cutting, bending, tying grills, including overlapping to the required length wherever necessary and providing to the reinforcement placing the reinforcement in position as specified in the drawings including cost of binding wireprovision of spacer bars, cover blocks and all other incidental charges etc,.complete as per section 1600 of MORT&H Specifications (Fifth Revision) 47 Road FurnitureProviding 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., complete as per MoRT&H specification No.803 48 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 providingtotal 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 15 mm, 90 mm 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 than values specified in Table 2 of said MORTH circular. The strength of detachment of the integrated cylindrical shanks, (of diameter not less than 19 +/- 2mm and height not less than 30+/- 2 mm) from the body is to be a minimum value of 500 Kgf. 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 13635 Kg tested in accordance with ASTM D4280 and confirming to IRC 35 - 2015 guidelines and MoRT&H specification 804 etc., complete 49 Providing and erecting of Retro Reflectorised Cautionary, Mandatory and Informatory signs (without definition board) made out of High Intensity Prismatic Grade Sheeting confirming to Type-IV standards of IRC-67: 2012 and ASTM D 4956 -09, specification and fixed over 2mm thick Aluminium sheet fixed over a back supporting frame of 25mm 25mmx3mm Mild Steel angle and supported on a mild steel angle post 75X75Xomm 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 properly designed foundation with M15 grade cement concrete 45cmX45cmX60cm 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 coefficient of Retro-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 obtained as per IRC 67:2012. (as per MoRT&H Specification No.801) 50 90 cm equilateral Triangle 51 60cm x 45 cm rectangular 52 Providing and erecting of Retro - Reflectorised Cautionary, Mandatory and Informatory signs (with definition board) made out of High Intensity PrismaticGrade Sheeting confirming to Type-IV standards of IRC-67: 2012 and ASTM D 4956 –09, specification and fixed over 2mm thick Aluminium sheet fixed over a back supporting frame of 25mmx25mmx3mm Mild Steel angle and supported on a mild steel angle post 75X75X6mm 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 properly designed foundation with M15 grade cement concrete 45cmX45cmX60cm 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 coefficient of Retro 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 obtained as per IRC67:2012 . ( as per MoRT&H Specification No.801) (60 cm Circular Board) 53 Providing and Erecting of Retro - Reflectorised Hazard Marker Traffic Sign made out of High Intensity PrismaticGrade Sheeting confirming to Type-IV standards of IRC-67: 2012 and ASTM D 4956 –09, specificationand fixed over 2mm thick Aluminium sheet fixed over a back supporting frame of 25mmx25mmx3mmMild Steel angle and supported on a mild steel angle post 75X75X6mm and 0.60m below ground level.The sign post should be painted as per IRC 67-2012and firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45cmX45cmX60cm 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 coefficient of Retro-reflectionas per Table 6.6 of IRC 67-2012. The retro- reflectivesheeting shall be covered under 7 year warranty issued for field performance and a certified copy of three years outdoor exposure report shall be obtained as perIRC 67:2012. ((as per MoRT&H Specification No.801)30cm x 90cm rectangular 54 Providing and erecting Single sided Double Guard Metal Beam Crash Barrier System 1.70m high, comprising of 3mm thick wall “W” beams posts and spacer channels shall be made by cold roll forming using HR conform to IS 5986 Fe 410/360 and dip galvanized having Zinc Mass of 550gms/ sqm, minimum 950mm above road/ ground level fixed on ISMC series channel vertical post 150x75x5mm spaced 2m center to center 312mm x 83mm flange width x 3mm thick, 4318mm long post directly embedded in the concrete (M15) pit size 350x350x800mm for a depth of 750mm below ground. All fixing bolts and nuts hot dip galvanized conforming to IS:1367 clause 4.60 all complete as per Technical Specification and as directed by the Engineer-in-charge 55 Providing fixing of Rigid Median Marker double sided made of polycarbonate for impact resistance and good weather ability. Polycarbonate used for molding the median marker shall have a minimum Izod impact strength value of 600 J/m at room temperature. The impact strength of the poly carbonate should not decrease to less than 70% of its initial value on being subjected to UV weathering as per ASTM G 155 for 1000 hours or exposure to 2 years of natural weathering. The body of the median marker shall be in the form of an isosceles trapezoidal structure of length 15 cm height and width of 10 x 10 cm. The median marker shall have fluorescent yellow retro - reflective sheeting confirmingto Type XI specifications as perASTM D 4956. Area of reflective sheeting should not be less than 70 cm2.Edge of retro reflective shall be concealed using a grill/ mesh/similar mechanism to prevent vandalism and sheeting pilferage. The logo of the manufacturer shall be embossed and painted in contrasting colour on both side of median marker for distinct identification. 56 Sub Total Bid Price (in figures) 57 GST @ 18% of above all Schedules (in figures)
