Compendium of student papers: 2011 undergraduate transportation scholars program. Page: 54
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Late Night Roadway Visibility
Table 25. Houston Re uirements by Segment Adjusted.
Minimum
Average Uniformity Average Average Illuminance Uniformity Ratio
Illuminance Ratio of Lanes Average of Lanes Average of Lanes
of Lanes
1 West O 1.04 4.46 4.27
0.92 4.53 5.01
1 West I 0.80 4.61 5.75
2 West O 1.18 4.71 3.99
1.26 4.84 3.86
2 West I 1.33 4.96 3.73
3 West O 1.47 7.32 4.98
1.54 7.23 4.72
3 West I 1.61 7.15 4.45
3 East O 1.23 6.17 5.03
1.30 6.10 4.72
3 East I 1.37 6.03 4.41
4 East O 1.02 5.38 5.25
1.00 5.55 5.55
4 East I 0.98 5.72 5.85
5 East O 2.21 6.31 2.86
1.83 5.77 3.22
5 East I 1.46 5.22 3.58
Table 26. Houston Requirements by Segment Unadjusted.
Minimum
Average Uniformity Average Average Illuminance Uniformity Ratio
Illuminance Ratio of Lanes Average of Lanes Average of Lanes
of Lanes
1 West O 1.13 4.83 4.27
1.00 4.91 5.01
1 West I 0.87 5.00 5.75
2 West O 1.28 5.11 3.99
1.36 5.24 3.86
2 West I 1.44 5.38 3.73
3 West O 1.59 7.93 4.98
1.67 7.84 4.72
3 West I 1.74 7.75 4.45
3 East O 1.33 6.69 5.03
1.41 6.61 4.72
3 East I 1.48 6.53 4.41
4 East O 1.11 5.83 5.25
1.09 6.01 5.55
4 East I 1.06 6.20 5.85
5 East O 2.39 6.84 2.86
1.99 6.25 3.22
5 East I 1.58 5.66 3.58Ruoxin Jiang
Page 54
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Desorcie, Felicia; Jian, Ruoxin; Kelly, Pete; Larson, Shawn; Rasulo, Marcus; Rivera, Joshua et al. Compendium of student papers: 2011 undergraduate transportation scholars program., report, May 2012; College Station, Texas. (https://texashistory.unt.edu/ark:/67531/metapth281729/m1/62/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.