Sites
Livingston County, Michigan Report
Mike Goryl, PE, Traffic and Safety, Livingston County Road Commission
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Reflectorized Section
January 1, 1996–November 5, 1996
| Location: | Rickett Road, MP 0.10 (0.10 miles north of Winans Lk. Rd.) to MP 0.60 (0.60 miles north of Winans Lk. Rd.) |
| Length of Reflectorized Section: | 0.5 miles |
| ADT1: | 3300 |
| Deer-Vehicle After Dark Accident History Prior to Installation: |
1993: 6 1994: 3 1995: 7 1996: 6 |
| Average annual frequency: | 5.7 |
| Rate 3: | 9.5 |
| Expected frequency 1997: | 6.6 |
| Actual frequency 1997: | 2 |
| Reduction in Accidents: | 70% |
Control Section 1 (without reflectors)
January 1, 1996–November 5, 1996
| Location: | Rickett Road, MP 0.60 (0.60 miles north of Winans Lk. Rd.) to MP 1.41 (Hammel Road) |
| Length of Control Section: | 0.54 miles |
| ADT1: | 3300 |
| Deer-Vehicle After Dark Accident History Prior to Installation: |
1993: 2 1994: 2 1995: 1 1996: 2 |
| Average annual frequency: | 1.8 |
| Rate 3: | 2.8 |
| Expected frequency 1997: | 2.1 |
| Actual frequency 1997: | 3 |
| Reduction in Accidents: | –43% |
Control Section 2 (without reflectors)
January 1, 1996–November 5, 1996
| Location: | Rickett Road, MP 1.41 (Hammel Road.) to MP 2.46 (Maltby Road) |
| Length of Control Section: | 1.32 miles |
| ADT1: | 4500 |
| Deer-Vehicle After Dark Accident History Prior to Installation: |
1993: 5 1994: 10 1995: 2 19962: 1 |
| Average annual frequency: | 4.7 |
| Rate 3: | 2.2 |
| Expected frequency 1997: | 5.4 |
| Actual frequency 1997: | 10 |
| Reduction in Accidents: | –85% |
Control Section 3 (without reflectors)
January 1, 1996–November 5, 1996
| Location: | Winans Lake Road MP 1.35 (Musch Road) to MP 1.78 (Rickett Road) |
| Length of Control Section: | 0.43 miles |
| ADT1: | 7000 |
| Deer-Vehicle After Dark Accident History Prior to Installation: |
1993: 5 1994: 2 1995: 4 1996: 2 |
| Average annual frequency: | 3.4 |
| Rate 3: | 3.1 |
| Expected frequency 1997: | 3.9 |
| Actual frequency 19974: | 8 |
| Reduction in Accidents: | –105% |
Control Section 4 (without reflectors)
January 1, 1996–November 5, 1996
| Location: | Winans Lake Road MP 1.78 (Rickett Road) to MP 2.30 (Whitmore Lake Road) |
| Length of Control Section: | 0.52 miles |
| ADT1: | 7300 |
| Deer-Vehicle After Dark Accident History Prior to Installation: |
1993: 5 1994: 3 1995: 6 1996: 9 |
| Average annual frequency: | 6.0 |
| Rate 3: | 4.3 |
| Expected frequency 1997: | 6.9 |
| Actual frequency 1997: | 3 |
| Reduction in Accidents: | 57% |
