CTI 4501 CI Implementation Guide
Title
Connected Intersections Implementation GuideDocument #
CTI 4501Description
This Connected Intersection (CI) Implementation Guide defines the key capabilities and interfaces a connected signalized intersection must support to ensure interoperability with production vehicles for state and local IOOs. A connected intersection is defined as an infrastructure system that broadcasts SPaT, MAP, and position correction data to vehicles.Standard In Solutions
- US: NTCIP Roadside Unit - SNMPv3/TLS
- US: NTCIP Roadside Unit - Wireless SNMPv3/TLS
- US: NTCIP Traffic Signal to CVRSE - Secure Internet (ITS)
- US: NTCIP Traffic Signal to CVRSE - SNMPv3/TLS
- US: NTCIP Traffic Signal to CVRSE - Apache Kafka
- US: NTCIP Traffic Signal to CVRSE - OASIS AMQP
- US: NTCIP Traffic Signal to CVRSE - OASIS MQTT
- US: NTCIP Traffic Signal to CVRSE - OMG DDS
- US: SAE Signal Control Messages - Local Unicast Wireless (1609.2)
- US: SAE Signal Control Messages - LTE-V2X WSMP
- US: SAE Signal Control Messages - WAVE WSMP
- US: SAE Signal Preemption - LTE-V2X WSMP
Standard In Profiles
- Location correction
- US: NTCIP Roadside Unit
- US: NTCIP Traffic Signal to CVRSE
- US: SAE Signal Control Messages
- US: SAE Signal Preemption
Standard In Standard Bundles
- None
Hyperlink to Standard
CTI 4501 CI Implementation GuideHyperlinks to the standard are provided when practical, but may not be up-to-date as SDOs may change their websites without prior notice. The ARC-IT team will update hyperlinks with ARC-IT releases.