Laserfiche WebLink
.a <br />California MUTCD 2014 Edition Page 1136 <br />(FHWA's MUTCD 2009 Edition, including Revisions 1 & 2, as amended for use in California) <br />Table GH -3. Recommended Advance Warning Sign Minirmw Spacing <br />Road Type <br />Distance setween Signs" <br />A 13 <br />C <br />Urban 4lewepowl✓ - 25 mph or less"* <br />100 feel 100 feet <br />100 feel <br />Urban - more than 25 mph to 40 mph"* <br />250 feet 250 feet <br />250 feet <br />Urban *kJ14 apaW}-more than 40 mph'** <br />350 feel 350 feel <br />350 feet <br />Rural <br />500 feel 50D feet <br />500 feet <br />Expressway l Freeway <br />1,000 feel 1,500 feet <br />2,640 feet <br />The column headings A, D, and C are the dimensions shown in Figures 6H-1 through 61-146- The A <br />dimension is the distance from the transition or point of restficlion to the first sign. The 8 dimension <br />is the distance between the first and second signs. The C dimension is the distance between the <br />second and third signs. (The'Yrsl sign" Is the sign in a three -sign series that is closest to the TfC <br />zone. The "third sign" is the sign (hat is furthest upstream from the TTC zone.) <br />Posted speed limit, off-peak 55th -percentile speed prior to work starting, or other anticipated operating speed <br />in mph. <br />Table 6H-4: Formulas for Determining Taper Length <br />Chapter 6H – Typical Application <br />Part 6 –Temporary Traffic Control <br />Speed (8) Taper Length (L) in feet <br />WS2 <br />40mph or loss <br />L= — <br />60 <br />45 mph or more <br />L= WS <br />Where: L = laper length In feet <br />W =width of offset In feet <br />8 = poste dd peed limit, or off-peak 85th -percentile <br />speedTpdor to work starting, or the anticipated <br />operating speed In mph <br />November 7. 2014 <br />