Interface: Rail Operators - City of Vancouver Maintenance and Construction
![Rail Operators to City of Vancouver Maintenance and Construction Interface Diagram](../../images/ifs/if20-90.gif)
Architecture Flow Definitions
maint and constr work plans (Existing) Applicable ITS Standards
Future construction and maintenance work schedules and activities including anticipated closures with anticipated impact to the roadway, alternate routes, anticipated delays, closure times, and durations.
railroad schedules (Planned) Applicable ITS Standards
Train schedules, maintenance schedules, and other information from the railroad that supports forecast of HRI closures.
work plan feedback (Existing) Applicable ITS Standards
Comments and suggested changes to proposed construction and maintenance work schedules and activities. This information influences work plan schedules so that they minimize impact to other system operations and the overall transportation system.