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California MJICD%0l2Edition Page 1136 <br /> (FH9A's MUTCD2009Edition,as amended for use inCalifornia) <br /> � <br /> 'Table. <br /> Ab,rnph or less <br /> 'Wm*.L �-lapet 109th iri feet <br /> W- <br /> width of offsbt In feet <br /> " = <br /> Table Taper Length Criteria for Temporary Traffic Control Zones <br /> (for 13feet Offset VVNth\ <br /> Minimum Taper Length" <br /> Speed* for Width of Offset 12 feet(W) <br /> S Merging Shifting Shoulder Down <br /> (mph) L 1-12 1-13 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 /> Posted speed limit,off-peak speed prior hnwork starting,or the anticipated operating <br /> speedin mph. <br /> For other offsets use the following merging taper length formula for L <br /> For speeds(f4Omph o[less, L=VV8900 <br /> For speeds of45mph nrmore,L=VVS <br /> Where: L=taper length infeet <br /> VY=width ofoffset in feet <br /> G=posted speed limit,off-peak 85mponmDU|espeed prior bxwork <br /> starting,orthe anticipated operating speed inmph <br /> Maximum downstream taper length is100feet.See Section OC.U8. <br /> Chapter 0B-Typical Applications January l3'202 <br /> Part 6-Temporary Traffic Control <br /> Temporary Traffic Control(Parts 1 &6)Page 1O4of32O <br />