Table 4: Key data and road attributes.

AttributeCategoryClass
12a23Urban

Length (km)55.120.4235.449.613.6

AADT113059606801338554006

Motorcycle flow (% of AADT)21%–40%0%0%0%100%0%
11%–20%87%40%52%0%0%
6%–10%13%60%36%0%0%
1%–5%0%0%13%0%100%

Bicycle flowLow100%100%100%100%100%

Pedestrian flow (along)High0%0%7%2%0%
Medium48%19%43%24%63%
Low49%77%46%74%37%
None3%4%3%0%1%

DelineationPoor96%69%60%59%84%
Adequate4%31%40%41%16%

Intersection qualityPoor53%66%78%95%67%
Good47%34%22%5%33%

Lane widthMedium13%47%15%0%0%
Wide87%53%85%100%100%

CurvatureSharp curve0%0%1%4%0%
Moderate curvature5%2%14%20%6%
Straight or gently curving95%98%86%76%94%

Overtaking demandHigh0%0%83%0%0%
Medium0%0%0%99%0%
Low0%100%14%1%84%
None100%0%3%0%16%

Side frictionHigh0%0%0%1%1%
Medium2%3%2%0%1%
Low98%97%98%99%99%

Pavement conditionPoor0%0%0%53%0%
Medium4%1%5%29%0%
Good96%99%95%18%100%

Roadside severity (right)Cliff0%0%1%0%0%
Motorcyclist friendly barrier1%0%0%0%1%
Distance to object >10 m0%0%1%0%0%
Distance to object 5–10 m0%0%0%0%29%
Distance to object 0–5 m57%74%73%20%53%
Steep fill embankment slopes0%0%4%17%0%
Deep drainage ditches38%24%18%60%7%
Cut2%0%1%2%8%
Safety barrier1%2%3%1%1%

Pedestrian crossing qualityPoor62%39%39%100%36%
Adequate38%61%61%0%64%

Speed80 km/h60%44%29%0%0%
70 km/h3%53%32%98%90%
60 km/h37%2%40%2%10%