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Amendment No. V-l/92 (Jan.)TABLE 4.2.5EFFECTIVE BRIDGE TEMPERATURESUPERSTRUCTUREGROUP120-YEARRETURN PERIOD50-YEARMINIMUM°CMAXIMUM°CMINIMUM°CMAXIMUM°C1234000046464036000044443834TABLE 4.2.6ADJUSTMENT TO EFFECTIVE BRIDGE TEMPERATUREFOR DECK SURFACINGADDITION TOMINIMUM EFFECTIVEBRIDGE TEMPERATUREADDITION TOMAXIMUM EFFECTIVEBRIDGE TEMPERATUREDECK SURFACEGROUPS1 & 2GROUP3GROUP4GROUPS1 & 2GROUP3GROUP4°C°C°C°C°C°CUNSURFACED PLAIN0-3-1+400UNSURFACEDTRAFFICKED ORWATERPROOFED40mm SURFACING100mm SURFACING*200mm SURFACING*00N.A.N.A.-3-20+3-1-10+1+20N.A.N.A.+4+20-4+2+10-2* SURFACING DEPTHS INCLUDE WATERPROOFINGN.A. NOT APPLICABLE

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