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<br />Figure 1. Accident coding card.
<br />
<br /> CITY .< lIGHT SEVERIn II.ttlOEHT WEAJHtR ROADWAY RESPlJH.
<br /> < COIiOlTIOH TYPE Et..E1oll:NT Ol'IIVEflAGE
<br /> - .
<br /> 0=0 0 '" liNK. cO tiNK. cO RE.ulEHD cO, UNK. oOe liNK. cOo liNK. cOo
<br /> 1=1 I I "" el P.O. el OHlER V(HC! ClEAR/CL. el loI.lINLlNE cl=- Z'J.....I LESS C}::l
<br />- ,=, , ,- lNJ. e' PED. e' e'o ~,- c2::l e,o
<br />, 0/.0 e, RAIN 30-n
<br />. 3=Jo 3 3 NIGHT OJ fAT.lI.. e3 AHIJ,lAl eJ SNOW eJ RAJolPEXIT c3=> 4(1- ~3 eJo
<br />.
<br />-;. pc, , , PK.CA.R e, '" c, RAIolP EHT, c4::l ~-59 e'o
<br />, 5=1' 1 1 LT,POLE el 6{)-G9 elo
<br />. SOC6 6 6 SIGNPOST e6 10..~ OVERC5::l
<br />,
<br /> 7=7 7 7 STRUCTURE c]
<br /> 8=8' 8 8 GUARORAIL e8
<br /> 9=9 9 9 11I11Ilff-lU1 c9
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<br /> Table 1. Summary of route data.
<br /> Accidents Million Acc~dents/MVM Night~
<br /> L_h Data' Vehicle- Day
<br /> Route (mlles) Years Day Night Tot>! Mil" Day Night Total RaHo Area Lighting
<br /> 4 Lanes
<br /> 1-85, DeKa.lbCounty 8.8 64-67 888 358 1,244 523 2.29 2.63 2.38 1.15:1 SUbut'ban No
<br /> 1-85, Atlanta 3.4 64-67 2,184 697 2,881 358 8.32 7.49 8.11 0.90:1 Urban y"
<br /> 1-75, Atlanta 3.8 64-67 989 266 1,255 276 4.62 3.75 4.54 0.62:1 Urban y"
<br /> 401 Toronto 43.0 84-66 570 488 1,036 945 0.81 1.89 1.10 2.33:1 Rural No
<br /> 400 Toronto 40.6 64-66 484 347 831 617 1.06 2.17 l.34 2,05:1 Ru,>! No
<br /> 1-25, Denver 5.0 65-66 120 75 195 130 1.20 2.50 1.50 2.08:1 Suburban y"
<br /> N. C. sec. I, Dallas 3.3 65-67 436 182 "6 193 2.98 3.96 3.20 1.31:1 SUburban y"
<br /> N. C. sec. 2, Dallas 2.2 65-67 599 140 739 150 5.20 3.88 4.92 0.73:1 Urban y"
<br /> m.394.sec.8, Chicago 3.5 S'5-68 83 77 160 un!<. un!<. un!<. uok. 2.80:1 Suburban No
<br /> m-394 sec. 9, Chicago 1.5 65-68 22 21 43 un!<. unk. unk. uok. 2.90:1 Suburban No
<br /> 6 Lanes
<br /> Q. E. W., Toronto 5.5 63-65 417 240 657 237 2.74 3.88 2.77 1.42:1 Urban y"
<br /> 1-25, Denver 7.0 65-66 514 249 783 150 4,47 7.11 5.08 1.59:1 Urban Ye,
<br /> M-39, Detroit 8.0 65-66 484 334 618 un!<. un!<. un!<. un!<. 2.07:1 Urban y"
<br /> 1-17, Phoenb: 6.3 63-66 410 207 617 320 1.68 2.69 1.93 1.63:1 Urban Yeo
<br /> N. C. sec. 3, Dallas 1.9 65-67 716 190 6" 159 5.90 4.80 5.63 0.81:1 Urban y"
<br /> 1-75/85, Atlanta 2.0 65-67 1,182 459 1,641 174 9.24 9.98 9,44 l.08:1 Urban y"
<br /> 1-20 sec. 7, Atlanta 2.6 64-67 407 205 612 214 2.55 3.73 2.86 1.46:1 Urban y"
<br /> 1-20 sec. 6, Atlanta 1.0 66-67 196 59 257 51 5.10 4,40 4.91 0.87:1 Urban y"
<br /> 1-294 sec. 2, 6, Chicago 9.6 60.67 428 270 696 976 0.59 l.06 0.72 1.80:1 SUburban No
<br /> 1-294 sec. 0, 5, Chicago 4.4 60-67 126 71 197 439 0.39 0.62 0,45 1.59:1 Suburban Partial
<br /> 1-294 sec. 3, Chicago 1.7 60-67 52 40 92 127 0.55 1.21 0.73 2.20:1 Suburban y"
<br /> 1-294 sec. 1,4. Chicago 0.6 60-67 192 72 264 75 3.50 3.60 3.51 1.02:1 Suburban Yeo
<br /> I-55 sec. 1-4, Chicago 2.7 65,66,68 266 167 4" un!<. un!<. un!<. un!<. 1.90:1 Urban Yeo
<br /> I-55 sec. 0,7-9, Chicago 7.2 65,66,68 210 188 376 un!<. un!<. un!<. un!<. 2,40:1 Urban y"
<br /> I-55 sec. 5, Chicago 2.3 65,66,68 135 90 215 un!<. un!<. un!<. un!<. 1.80:1 Urban y"
<br /> I-55 sec. 6, Chicago 4,0 65,66,68 287 144 431 un!<. unk. unk. un!<. 1.50:1 Urban y"
<br /> 1-94 sec. 2, Chicago 1.5 65-66 124 159 263 un!<. unk. unk. un!<. 3.80:1 Urban y"
<br /> 1.94 sec. 1, Chicago 1.2 65-68 243 164 427 un!<. unk. un!<. un!<. 2.70:1 Urban y"
<br /> 1-94 sec. 3, Chicago 0.5 65-68 156 96 252 un!<. un!<. un!<. un!<. 1.80:1 U,,,", y"
<br />- 1.94 sec. 0,4, Chicago 2.1 65-66 69 ~1 180 113 1.06 3.19 1.59 3.00:1 Urban No (before)
<br />1-94 sec. 0,4, Chicago 88 56 27 65 .. 1.18 1.59 1.29 1.30:1 Urban Yes (after)
<br /> 1-94 sec. 5-7, Chicago 3.2 65-66 105 105 210 153 0.93 2.72 1.37 2.90:1 Urban No (before)
<br /> 1-94 sec. 5-7, Chicago 68 79 " 132 66 1.22 2,45 1.53 2.00:1 Urban Yes (alter)
<br /> 8 and 10 Lanes
<br /> 1-75/85, Atlanta 1.1 66-67 434 131 565 90 6.48 5.70 6.29 0.88:1 Urban y"
<br /> 401, Toronto 2.6 66 180 97 277 96 2.54 3.88 2.93 1.53:1 Urban y"
<br /> 1-20, Dalla.s 4.6 66.67 256 93 3S1 217 1.61 1.65 1.61 1.01:1 Urban y"
<br /> 1-35, Dallas 4.2 66-67 512 196 698 275 2.43 2.83 2.52 1.15:1 Urban yO'
<br /> Tot>! 203.5 21,439 7,131+
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