Model Inventory of Roadway Elements – MIRE, Version 1.0

61. Median Crossover/Left Turn Lane Type

Definition: The presence and type of crossover/left turn bay in the median along the segment. Note: This element is intended to capture the typical median characteristic along the segment at non-intersection locations. Information on intersection-related turn lanes will be coded in the Junction File.

Attributes:

• None
• Median crossover, no left turn bay
• Median crossover, left turn bay
• Median crossover, directional left turn lane bays (to prevent crossing traffic from driveways)
• Two-way left turn lane

See Figure 3 for additional detail.

Priority: Critical

HPMS/Tool Requirements: None

Figure 3. Illustration of Types of Median Crossover/Left Turn Lanes.