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California MUTCD 201n Edition Page 1136 <br />(FHWA's MUTCD 2009 Edition, Including Revisions 1 & 2, as amended for use in California) <br />Road Type — <br />( — <br />Distance BetwconSigns`° <br />I a e <br />c: <br />Urban,Mw4 ase*- 25 mph or WW *o <br />100 feet <br />T00 feel <br />100 feet <br />Urban - more than 25 mph to 40 mph"` <br />250 feet <br />250 feel <br />250 feet <br />Urban(Aiywpoed�-more than 40 mplt"'350 <br />feel <br />350 foot <br />350 feet <br />Rural <br />5o0 feet <br />5o -fee[ <br />500 feet <br />Expressway! Freeway <br />1,000 feat <br />1,500 feet <br />2,6A0 Faet <br />.Qrm�n.oe>a.ee..+2aJ,�Li-ma-uu...��-ab:..s,:..e.,�, <br />" The column headings A. B. and G are the dimensions shown in Figures 61-1-1 through 01-146. The A <br />dimension is the distance from the transih'on or point of restriction to the first sign. The 13 dimension <br />15 the distance between the first and second signs, The C dimension is the distance behwSon the <br />second and third signs. (The "first sign' is the Sion in a three -sign series [hat is closest to the I i C <br />zone. The "third sign" is the sign that is furthest upstream from lila TTC zone.) <br />Posted speed limit, off-peak 85th-peroentile speed prior to work slerting, ot other anticipated operating sprs8 <br />in mph. <br />Table 614-4. Normulas' for Determining d;= por° LrungliI <br />Speed(S) Taper LengthiL)rnfeet <br />6VS <br />40 inph or less L= — <br />60 <br />45 mph or more I L= WS <br />Where: L ; taper length in feat <br />V1 = vddth of offset In feet <br />S =posted speed fitnit, or off-peak 85th -percentile <br />speed prior to work slarting, or the anticipated <br />operafing speed In mph <br />Chapter 6H - Typical Applications November 7, 2014 <br />Part 6 - Temporary Traffic Control <br />