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DEVICE SPACING TABLE35302540455055606570250'200'155'305'360'425'495'204'150'104'267'450'500'550'102'75'52'133'225'250'275'68'50'35'89'150'167'183'225'165'115'293'495'550'605'112'83'57'147'248'275'303'75'55'38'98'165'183'202'245'180'125'320'540'600'660'123'90'63'160'270'300'330'82'60'42'107'180'200'220'35'30'25'40'45'50'50'120' To 250'100' To 200'140' To 280'160' To 320'360' To 540'400' To 600'440' To 660'L L 1/3 L L 1/3 L L 1/3 LMinimumTaper LengthsMaximum*Cone SpacingSign Spacing Posted Speed Formula Buffer SpaceL = WS602L = WS12L L1212Both are based on:1.) 85th % or if not available, then use2.) Posted Speed Limit (PSL)570'645'730'600'650'700'300'325'350'200'217'233'660'715'770'330'358'385'220'238'257'720'780'840'360'390'420'240'260'280'50'50'50'480' To 720'520' To 700'560' To 820'S = Speed W = Width (Offset from path of travel)L = Taper Length* Cones shown on templates are illustration purposes only. Exact numberof cones required shall be based on cone spacing, taper lengths, actual fieldconditions, etc...18'15'13'20'23'25'28'30'33'35'LIDG131'113'94'150'169'197'210'225'244'263'(Ft)LIDG = Lateral Intrusion Deterrence Gap (Ref: Ontario Traffic Manual -Book 7)