Oversize / Overweight — Lower 48 States
Look up the minimum width, height, length, and weight that trigger an escort requirement in each state — then request dispatch the moment you know you need one.
OSOW411 starts with the tools you need today, and grows into the full trip-planning platform mapped out below.
Live Now
Published minimum width, height, length, and weight thresholds that trigger an escort in each state — no forms to fill out.
Browse by state →Send your load details straight to OPC Services LLC, or call/text us directly for the fastest response.
Request dispatch →Permitting agency, official source links, and typical travel-hour rules for every lower-48 state.
Browse directory →Coming to OSOW411
Order your oversize/overweight permits directly through OSOW411 — the same trip, one less phone call.
Coming SoonFind available pilot/escort vehicle operators near your route's origin.
Coming SoonHeight, width, and weight restrictions for bridges and overpasses along your route.
Coming SoonConstruction, closures, and wind conditions flagged before you depart.
Coming SoonOversize-friendly lots with entrance dimensions and driver-reported conditions.
Coming SoonLocation, hours, and crowd-sourced open/closed status.
Coming SoonSpring weight limits, mountain pass closures, and holiday blackout periods by state.
Coming SoonStore permits, insurance, and certifications — accessible from the road.
Coming SoonThree steps for carriers and drivers
Find your state's published minimum dimensions for requiring an escort.
Call, text, or submit your load details — OPC Services LLC takes it from there.
Roll with your escort in place, knowing the requirement's confirmed.
The minimum dimensions that trigger an escort in each state — click through for the full breakdown and to request dispatch.
| State | One Escort Required From | Two Escorts Required From | High Pole Required From |
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