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1 Shoulder Closure <br /> _ <br /> I <br /> II II i� <br /> II' II <br /> 1� Ifs I <br /> II I <br /> i <br /> E <br /> "3 <br /> D !�I <br /> (OPTIONAL) '.t <br /> A SHQULDER <br /> WoFlK` "I <br /> i I <br /> A <br /> 1 i i <br /> I' <br /> i <br /> NOT TO SCALE <br /> MINIMUM RECOMMENDED CHANNELIZER AND SIGN SPACING!') )" <br /> DIMENSION DIMENSION DIMENSION DIMENSION DIMENSION MAXIMUM MAXIMUM <br /> SPEED"S" <br /> A B C D E CHANNELIZER CHANNELIZER <br /> MPH (2) SIGN MINIMUM MINIMUM MINIMUM BUFFER SPACING SPACING <br /> SPACING MERGING SHIFTING SHOULDER SPACE(4) TAPER p) TANGENT 13) <br /> TAPER L TAPER 1/2 L TAPER 1/3 L j <br /> ft (m) ft m) ft m ft (m) ft (m) ft m) ft m <br /> 25 125 (40) 125 (40) 63 (20) 42 (13) 158 (48) 25 (8) 50 <br /> 3D 180 60) 180 60) 90 30 60 (15) <br /> (20 205 (62 30 9) 60 18 <br /> 35 245 75 245 p5 123 35 82 25 257 (80) 35 11) 70 22 <br /> 40 320 (100) 320 (100) 160 (50) 107 (35) 315 (100) 40 (13) 80 (25) <br /> 45 540 165 540 165) 270 80 180 55) 378 115 48 (15) 98 30 <br /> 600 (180) 600 180) 300 90) 200 (60) 446 (130) 48 (15) 98 (30) D <br /> 55 660 (200) 660 (200) 330 (100) 220 (65) 520 (165) 48 (15) 98 (30) <br /> 60 720 220 720 220 360 110 240 (75) 598 180 48 15 98 30 <br /> 65 780 (240) 780 (240) 390 (120) 260 (80) 682 (210) 48 (15) 98 (30) 1 <br /> Local Agency P <br /> Freeways') 1000 300) 1000 (300) 500 150) 330 100) 1000 (300) 48 (15) 9830 _ <br /> hh <br /> Pedestrians N/A N/A 20 6) 1=(1'52)) <br /> 6 2) N/A N/A 3 (1) 6 (2 00 <br /> Bicydists Use Roadway <br /> Si n S dng 75 (25 25 8 N/A N/A 12 <br /> 4 25 8 p <br /> (1) Refer to specific State requirements t'or work on State Freeways and State Highways. <br /> (2) Posted Speed or observed operating speed(whichever is greater). <br /> (3) Channelizer spacing shall be reduced in half at areas where work is taking place,on curves,or areas of head-on conflict. <br /> (4) Buffer space may be inserted in low speed urban areas,should be inserted in high speed urban and rural areas,and shall be O� <br /> inserted in Local Agency Freeway's. Buffer space,when inserted,should be increased on downgrades and should be kept clear 0 <br /> of equipment and materials,except for a Shadow Vehicle. O <br /> h <br />