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What Roads Does My Oversize Permit Allow?

Rule sources linked below; the Texas rule wording was last reviewed October 23, 2026.

A route-specific oversize permit allows the roads written in its route section, in the order listed, from origin to destination. Treat any other road as outside the permit. An annual permit may cover a road network within its limits. RouteAll reads the route section from your permit PDF and builds a GPS route on those roads.

On This Page

Where Does The Permit List Its Roads?

A single-trip oversize permit usually prints the route as a list of roads from the origin to the destination: highway numbers, street names and sometimes exits or turns. Some states put that list on a separate route page or attachment, so read every page of the permit, not only the first.

Confirm the header first. The issuing state, permit number, valid dates and vehicle description tell you whether this is the right document for this load. The 50-state permit reading directory shows where each state prints these fields.

How Do You Read The Route, Step By Step?

Read the route the way you will drive it, one road at a time. Do this at the yard with the permit in front of you, not at the on-ramp.

  1. Find both ends. Note the exact origin and destination, including the first and last streets.
  2. Read each road in order. Write down the road, its direction and where you leave it.
  3. Mark every junction. Each change of road is a place a missed turn takes you off the permit.
  4. Attach the conditions. Put any bridge, escort or time instruction next to the road it applies to.
  5. Compare with the map. Check the route on the screen against your list, road by road.

If two lines of the route do not seem to connect, stop there. A gap is a question for the issuing state, not something to fill with the nearest road.

What About Roads The Permit Does Not Name?

Treat them as outside the permit. The state reviewed the listed roads for your dimensions and weight; it did not review the road you might prefer. Texas states its routing principle in its permit rule: a permitted vehicle is routed over the most practical route available, and a different requested route needs more than one permit unless the department grants an exception.

A closure, detour or missed turn does not add a road to your permit. Stop where it is safe and contact the issuing state for instructions. The guide on leaving your permitted route covers what states say about it.

Does An Annual Permit Work Differently?

Often, yes. An annual or period permit can cover repeated moves on set roads or a defined network within its size and weight limits, instead of one listed route. Read its own route restrictions and excluded roads closely, because they define what the permit covers.

Compare the two kinds in annual versus single-trip permits. When a load exceeds an annual permit’s limits, it usually needs a single-trip permit with its own listed route.

What If The Trip Crosses State Lines?

Each state’s permit covers that state’s roads only. The last road in one state has to meet the first road in the next, at the same crossing and in the same direction. Check every handoff before the move with the multi-state permit checklist.

Where Does RouteAll Fit?

RouteAll reads an oversize or overweight permit PDF with AI, extracts the permitted roads and restrictions, and builds a truck GPS route that follows the permit. It lists every road it read, so you check each one against the paper before you confirm. Then it gives turn-by-turn navigation on iPhone and Android, with a web console at routeall.app.

Every account gets one free trip a month, up to 6 state permits, with no card to start. Create a free account or read the plain facts about RouteAll. RouteAll does not issue permits, choose a legal route or guarantee compliance; the permit governs.

Common Questions

Can I drive a road that is not on my oversize permit?

Treat it as outside the permit. A route-specific permit authorizes the roads it lists. If a closure or missed turn takes you off them, stop where it is safe and contact the issuing state before continuing.

Where is the route on an oversize permit?

Usually in a route section or route page that lists the roads in order from origin to destination. Some states put it on an attachment, so read every page of the permit.

Can an app tell me which roads my permit allows?

An app can read the route the permit lists and show it on a map. RouteAll reads the permit PDF, lists every road it extracted and builds a GPS route on them. Check each road against the permit before driving; the permit governs.

Does Google Maps know my permitted roads?

No. Google Maps routes to an address and does not read your permit, so it can choose roads the permit does not list.

Before You Roll

Read the route section from the first line to the last, mark both ends and every junction, and settle any gap with the issuing state before the first mile.

Further Reading

Sources And Scope

U.S. planning guidance. The issued permit and the issuing state’s current rules govern every move.

Find A Guide

Search The Driver Guide Library.

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Redacted Permit Example

Historical reading example. Not valid for travel. Pinch or zoom your browser to inspect the fields.