CMF / CRF Details
Convert intersection to median U-turn (MUT) intersection
Countermeasure ID: 11179
Description:
Prior Condition: Unsignalized intersection with divided four-lane boulevard major approaches and stop-controlled minor approach
Category: Intersection geometry
| Star Quality Rating: |  [View score details] |
| Rating Points Total: | 80 |
| Crash Modification Factor (CMF) | |
|---|---|
| Value: | 0.686 |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 0.059 |
| Crash Reduction Factor (CRF) | |
|---|---|
| Value: | 31.4 (This value indicates a decrease in crashes) |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | |
| Applicability | |
|---|---|
| Crash Type: | All |
| Crash Severity: | K (fatal),A (serious injury),B (minor injury),C (possible injury) |
| Roadway Types: | All |
| Street Type: | |
| Minimum Number of Lanes: | |
| Maximum Number of Lanes: | |
| Number of Lanes Direction: | |
| Number of Lanes Comment: | |
| Crash Weather: | |
| Road Division Type: | Divided by Median |
| Minimum Speed Limit: | |
| Maximum Speed Limit: | |
| Speed Unit: | mph |
| Speed Limit Comment: | Speed limit for major road approaches ranged from 35 mph to 65 mph. Speed limit for minor road approaches ranged from 25 mph to 55 mph. |
| Area Type: | |
| Traffic Volume: | |
| Average Traffic Volume: | |
| Time of Day: | |
| If countermeasure is intersection-based | |
| Intersection Type: | Roadway/roadway (not interchange related) |
| Intersection Geometry: | Not specified |
| Traffic Control: | Uncontrolled |
| Major Road Traffic Volume: | Minimum of 3855 to Maximum of 37443 Annual Average Daily Traffic (AADT) |
| Minor Road Traffic Volume: | Minimum of 119 to Maximum of 8099 Annual Average Daily Traffic (AADT) |
| Average Major Road Volume : | |
| Average Minor Road Volume : | |
| Development Details | |
|---|---|
| Date Range of Data Used: | |
| Municipality: | |
| State: | MI |
| Country: | USA |
| Type of Methodology Used: | |
