Laserfiche WebLink
Where: <br />Cfliifornia MUTCD 2014 Ecliiio,l(HHWA's MUTCD 2009 Editiof"inclnling Rev.lsions 1 &2,as a1JlenLed fonse in Califol11ia) <br />Table 6H-4(CA).Taper Lengli1 Criteria for Temporary Trame Control Zones <br />(for ,2 feet Offset Width) <br />.Minimllm I aper Length" <br />Speed"for Width of Of1sei '12feel (W) <br />S Merging Shifting Sholiider Down(mph)L Ll2 Ll3 Stream <br />(feet)(feet)(feet)(feet)"" <br />20 80 40 27 50 <br />25 125 63 42 50 <br />30 180 90 60 50 <br />35 245 123 82 50 <br />40 320 160 107 50 <br />45 540 270 180 50 <br />50 600 300 200 50 <br />55 660 330 220 50 <br />60 720 360 240 50 <br />65 780 390 260 50 <br />70 840 420 280 50 <br />75 900 450 300 50 <br />•-Posted speed limit,off-peak 85th'percentile speed prior to work starting,or the anticipated operating <br />speed in mph. <br />•••For other offsets use the following merging taper length formula for L: <br />Forspeeds of 40 mph or less,L=WS2/60 <br />For speeds of 45 mph or more,L=WS <br />L =taper length in feet <br />W =width of offset in feet <br />S =posted speed limit,off-peal(85th-percentile speed prior to worl( <br />starting,or the anticipated operating speed in mph <br />•••-Maximum downstream taper length is 100 feet.See Section 6C.08. <br />Page 1137 <br />Chapter 6H ~Typical Applications <br />Part 6 -Temp0raIyTraJi1c Control <br />Nov.ember 7,2014