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,('California MUTCD 2014 Edition <br />(FHWA's MUTCD 2009 Edltlon,including Revisions 1 &2;as amended for use in California) <br />Table 6H-3.Recommended Advance Warning Sign MiRiRUII'MSpacing <br />Road Type Distance Between SignsH <br />A B C <br />i.~~n~\iq,~'~.e-~.~';-25)n'pt}o('~ss.~'..1.obteet 10o'fli~1 "00 re.et <br />Urban -more than 25 mph to 40 mph~"250 feet 250feel 250 feel <br />.~Urban(~i8~'~~~9~1~--~~te~(f"a~40mph,"!•.,¥ofe~1 :\5lii.~\:*5o.~r~et.-. <br />Rural 500 feet ?OO (eet 500feel <br />.t~p"'~?~i4JyJ'Fr~w~y....1;'Q00,fe!!1 .'1';5QO feel 2,6-l0'feet <br />•&post sategOS!'to to dhtcwind br IhobiObl'q'Pgcp,!! <br />••The column headings A,B.and C are the dimensions shown in Figures 6H.1 througti 6H-46.TheA <br />dimension is the distance from the transilion or point of restriction to the first.slgn.The B.dimensionislhedistanoobetweenthefirstandsecondsigns.The C dimenslo"n is the dfstance 'between the <br />second and third signs.(The dfirsl sign"is the sign in a lhree-sign sei'ies"(hafis closest to the Bezone.The "third sign~is 1hesign that is furthest upstream froi1l1he nc zone.) <br />••••Posted speed limit;off-peak 85lh:percenlile speed prior to work slarting,or other anticipated operating speed <br />in mph. <br />iable6H-4.Formulas for Determining Taper Length <br />Speed(S)Taper Length (L)in feet <br />WS'40 mph or.less l=--60 <br />45 mph or more l=WS <br />Where:l =taper length in feel <br />W '"width of offset.ln feelS=posted speed limil,or off-peak 85th-percenlile' <br />speed prior 10work slarting.or the antiCipatedoperalingspeedinmph <br />" <br />Page 1136 <br />Chapter 6H -Typical Applications <br />Part 6 -Temporary Treffic Control <br />November 7,2014