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06/19/2006 11:33 714-892-5887 ITC BARRICADES INC <br /> PAGE 04 <br /> Ulforntia MUM) DRAFT Page 6C-11 <br /> (FFHWA's MUTCD 2003 Revision 1,as amended for use in California) <br /> Taible 6C-2. Stopping Sight Distance as a Funedon of Speed <br /> E= Dlamnce Speed" Distance <br /> (kWh) t m) (mph) (n) <br /> 30 35 20 115 <br /> 40 50 25 155 <br /> 50 65 30 200 <br /> 60 as 35 250 <br /> 70 105 40 305 <br /> 80 130 45 360 <br /> 90 160 50 425 <br /> 100 185 55 495 <br /> 110 220 60 570 <br /> 120 250 65 645 <br /> 70 730 <br /> 75 820 <br /> Posted Speed.Off-peak 85th-pemenifie speed prior to work sterfing, <br /> or the anticipated operating epee(! <br /> Table 6C-3. Taper LengM Criteria for Temporary ftflyc Control Zones <br /> Type ofI*wr Taper Length(1.)• <br /> MergrD7ownxtream <br /> er at least L <br /> r at least 0-5L <br /> er at 188St 0.33E <br /> o-Way TraNtc?aper 30 m(1 00 R)maximum <br /> Taper 30 m(100 ft)per lane <br /> Ta61e 6C-4. Formulas for Determining Taper Lellgtha <br /> Speed Umit(S) Taper '(�') ;; Limit{S) Taper Length(L) <br /> Meters Feet <br /> 60 km/h or less L= 40 mph or iess L= <br /> 70 km/h or moreWS 4$mph or more L-W5 <br /> L' 1:6 <br /> Where: L=taper length In meters(feet) <br /> w=width of offset in meters(keel) <br /> S=posted speed Omit,or off-peak tt5th-perwjilq speed Prior to work starting,or the <br /> antkVa$W operMI"speed In kmih(mph) <br /> Mai 8,2006 <br />