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Wyoming Frost Laws, Seasonal Load Weight and Speed Restrictions – 2026

Current Monitoring Status

Status

Active

Last Checked

about 1 hour ago

Last Updated

Not available

RESTRICTION STATUS: ACTIVE
Wyoming spring weight restrictions are active on state highways. 25 segments are confirmed under restriction. Status confirmed: 2026-06-19 at 20:04 UTC.
Field Details
Status Active
Status Timestamp 2026-06-19 at 20:04 UTC
Coverage State highways only local and county roads not covered
Effective Dates Not specified verify current posting at source
Weight Limits Not specified verify per-segment limits at source; limits vary by route
Key Roads I-25/US 87, I-25/US 26/US 87, I-80, I-80/US 30/WY 789, I-90/US 87, US 14, US 14/US 16, US 16, US 20, US 26/US 85/W VALLEY RD, US 287/US 30, CY AVE/WY 220, COLLEGE DR/I-25 BUS/WY 212, GRAND AVE/I-80 BUS/US 30, WY 51, WY 59, WY 130, WY 319, WY 320, WY 387, S SIDE BELT RT/WY 376, E F ST, Route designations N and Y (unspecified segments)
Exemptions Not specified
Penalties Not specified
Contact Not specified
Primary Status Source URL https://webapp.dot.state.wy.us/ao/vertical_clearances/sizeandweight/v1/restrictions

Active Status: What This Means for Dispatch

As of 2026-06-19 at 20:04 UTC, WYDOT's size and weight restriction feed is returning an active status. Restrictions are in effect on state highways across 25 confirmed segments. Compared to the previous snapshot at 2026-06-19 at 06:04 UTC (25 segments), the segment count is unchanged and the full set of previously listed routes remains under restriction.

  • Restrictions are confirmed active do not route overweight loads on listed segments without verifying current per-segment limits at source.
  • Per-segment weight limits are not specified in the current source data contact WYDOT or check the live source directly for your specific route.
  • Coverage is state highways only. Local and county roads are not included in this posting.
  • Restrictions can be modified or lifted without advance notice. Recheck the live source before every dispatch on any listed route.

State Highway Segments Under Active Restriction (25 Segments)

The following 25 state highway segments are confirmed in the current active restriction data. Coverage is state highways only local and county roads are not included in this posting.

  • I-25 / US 87
  • I-25 / US 26 / US 87
  • I-80
  • I-80 / US 30 / WY 789
  • I-90 / US 87
  • US 14
  • US 14 / US 16
  • US 16
  • US 20
  • US 26 / US 85 / W VALLEY RD
  • US 287 / US 30
  • CY AVE / WY 220 detour language present in source data for this segment (see detour note below)
  • COLLEGE DR / I-25 BUS / WY 212
  • GRAND AVE / I-80 BUS / US 30
  • WY 51
  • WY 59
  • WY 130
  • WY 319
  • WY 320
  • WY 387
  • S SIDE BELT RT / WY 376
  • E F ST
  • Route designation: N (unspecified segment)
  • Route designation: Y (unspecified segment)

CY AVE / WY 220 Detour Note

The current source data includes embedded detour routing language for the CY AVE / WY 220 segment. This language is reproduced from the raw source data as provided:

  • Heading South: Travel East on W. Collins to Ash, Turn South on Ash, then head East on CY Ave.
  • Heading North: Travel West on CY Ave. to Ash, turn North on Ash, then head West on W. Collins.

Verify this detour is still in effect and applies to your specific load configuration before routing. Coverage for this posting remains state highways only.

Action Items

  • Restrictions are active now do not treat listed routes as unrestricted.
  • Segment count unchanged at 25 from the prior 2026-06-19 06:04 UTC snapshot the full set of previously listed routes remains under restriction.
  • Check the live restriction map before routing: wyoroad.info/highway/restrictions.html
  • Verify per-segment weight limits directly from WYDOT limits vary by route and are not posted uniformly in the current source data.
  • Restrictions can be added, modified, or lifted without advance notice recheck before every load movement on listed routes.

Source Attribution

Primary reference: Wyoming Road Highway Restrictions (wyoroad.info)

Real-time data endpoint: WYDOT Size & Weight Restrictions API

Status retrieved: 2026-06-19 at 20:04 UTC. Always verify current conditions before travel restrictions can be added, modified, or lifted without advance notice.

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