Model Inventory of Roadway Elements – MIRE, Version 1.0

182. Interchange Type

Definition: Type of interchange.

Attributes:

• Diamond
• Full cloverleaf
• Partial cloverleaf
• Trumpet
• Three-leg directional
• Four-leg all-directional
• Semi-directional
• Single entrances and/or exits (partial interchange)
• Single point interchange (SPI)
• Other (e.g., double crossover diamond, displaced left turn, diverging diamond)

See Figure 18 for additional detail.

Priority: Critical

HPMS/Tool Requirements: SafetyAnalyst (Required)

Figure 18. Illustration of Types of Interchanges.