Orange County reviews 10 years of roadway projects; staff point to lower volumes, higher costs on some corridors

Orange County TransMAC members heard a review of the county's roadway projects completed over the past 10 years during their Sept. 11 meeting, with public‑works staff laying out project costs, modeled forecasts and how corridors are operating today.

County staff said about 45% of the projects reviewed were developer‑funded and that many road segments are operating at better levels of service (LOS) than early traffic models projected, but several projects also carried construction costs that exceeded original engineer estimates.

During the presentation, public‑works staff summarized how LOS is calculated using Florida Department of Transportation functional classifications and the county's concurrency system, and noted the county is working to add multimodal and context‑sensitive LOS measures that include pedestrians and bicyclists. Staff cautioned that travel models rely on assumptions about growth, land use and travel behavior and can be altered…