I-80 Lane Closures in Wyoming and Impacts on Oversized Freight
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This brief overview gives clear, timely information about slow-moving super loads that affect schedules and safety.
WYDOT reported wind-power transformer moves that travel westbound from Laramie toward Arlington at 25–30 mph and slow to about 5 mph on bridge crossings. These shifts create predictable traffic delays and change how a load meets delivery windows.
Drivers and truck drivers should note the extreme dimensions involved: up to 385 feet long, 26 feet wide, and roughly 1.5 million pounds. Notice is often limited, sometimes under 24 hours, with a cadence of about every ten days.
The state uses a weight-based wind restriction system to protect light, high-profile vehicles by posted GVW. That policy affects routing choices for trucking fleets, non-citizen truck drivers, non-citizen truck operators and those holding a non-domiciled cdl.
For business and industry partners, the takeaway is simple: expect constrained traffic, plan staging and timing, and rely on accurate, real-time information. Minor gear choices — even true wireless noise-cancelling earbuds or a smart charging case for long hauls — can help drivers stay focused during slow moves.
Slow-moving super loads on I-80 shrink lanes and slow traffic from Laramie to Medicine Bow
Long convoys moving west from Laramie toward Arlington routinely slow traffic and create extended travel times. These moves then follow Highway 13 and Highway 30 toward Medicine Bow, shifting impacts to narrower two-lane corridors.
Speeds to expect: average convoy pace is about 25–30 mph on open stretches and drops to roughly 5 mph over bridge approaches. Such slow travel produces rolling bottlenecks and longer pass times for nearby drivers.
WYDOT officials say these transports appear roughly every ten days, often with under 24 hours notice to the district. One recent move scheduled for Aug. 7 departed Aug. 9 after repairs, showing why dispatch needs flexible timing.
- Dimensions can reach 385 feet long, 26 feet wide, and about 1.5 million pounds, requiring escorts and careful pacing.
- Drivers following these convoys should expect short-notice braking and tighter merge windows, especially near interchanges and grades.
Segment | Typical Speed | Bridge Speed | Frequency | Notice |
---|---|---|---|---|
Laramie → Arlington | 25–30 mph | 5 mph | ~every 10 days | Often <24 hours |
Highway 13 → Highway 30 → Medicine Bow | 20–30 mph | 5 mph | ~every 10 days | Often <24 hours |
For timely information, contact the wyoming department transportation District 1 office before scheduling. This helps carriers and local drivers plan around super moves.
WYDOT’s weight-based wind closures: how WBWC rules affect permitted and light, high-profile vehicles
A new WYDOT policy uses gross vehicle weight (GVW) to limit travel during high winds. The system began in 2023 to cut blowovers and improve road safety.
GVW matters: the posted number equals the total weight at a moment in time — tractor, trailer(s), payload, fuel, occupants and cargo. Always verify scale weight rather than relying on paperwork.
Who’s most at risk? Enclosed 53-foot box trailers, doubles and box trucks present large vertical surfaces that catch wind. Tankers and flatbeds without tall cargo usually face fewer restrictions but can still lose control in sharp gusts.
- Wind sensors can miss localized gusts or canyon effects; a posted allowance does not guarantee safety.
- Permitted oversize/overweight moves must align escort timing with active WBWC notices to prevent permit conflicts.
- Dispatchers should stage drivers in safe lots or towns rather than pushing to outrun a posted restriction.
Year | GVW Basis | High-risk vehicles | Operational note |
---|---|---|---|
2023 | Total weight at time of travel | Enclosed trailers, doubles, box trucks | Verify scale weight; stage when winds spike |
Ongoing | Signs reflect GVW thresholds | Tankers/flatbeds (lower risk when unloaded) | Permits must reconcile with active postings |
Statutory | Authority: statutes 24-1-106, 24-1-109 | All commercial configurations | WBWC enforceable under state law |
Practical tip: A truck driver with a non-domiciled CDL or non-citizen truck drivers should plan WBWC checks during pre-trip planning across the state. If steering feedback or crosswind angles worsen, find a safe park until winds ease.
I-80 lane closures in Wyoming and impacts on oversized freight: operational and business takeaways
Frequent super-load moves create predictable slow zones that dispatchers must factor into routing and profit models.
Trip planning: build runs that expect rolling bottlenecks between Laramie and Arlington and schedule around bridge crawls that drop speeds to about 5 mph. Staging during daylight escorts reduces the risk of getting stuck behind a convoy.
Driver safety and compliance
Align permit windows and escort timing with the roughly every-ten-day cadence of these moves so your truck does not stack behind a super load.
Integrate WBWC checks into dispatch workflow and set duty-hour buffers so a driver can pause safely if winds spike or signage changes mid-shift.
Cost control under delay
Compute potential profit using per-day per-mile breakouts. Capture idle and staging time, then stress test lower cruise speeds. Use per-mile breakouts to see how longer transit compresses profit truckload.
Comparing offers on multiple loads
“Run the numbers side by side; a higher rate can lose to better timing once delay costs are included.”
- Enter trucking business fixed and variable costs—fuel, driver pay, equipment, insurance—for accurate results.
- Compare offers multiple loads by applying per-day per-mile and access per-day per-mile breakouts; prioritize offers multiple with better timing.
- Stage ahead of choke points when feasible to preserve potential profit truckload and keep safety first for truck drivers.
Focus | Measure | Action |
---|---|---|
Delay cost | Per-day per-mile | Stress-test slow-speed scenarios |
Offer comparison | Load profit vs timing | Choose timing that preserves profit truckload |
Compliance | WBWC + permits | Align escorts and duty hours |
Staying ahead on the road: where drivers and fleets can monitor updates and act fast
Make a habit of scanning District 1 updates each morning to spot short-notice transports and changing GVW wind postings before you roll.
Drivers and dispatch should pair official alerts with in-cab tools so the driver sees restrictions early enough to reroute or stage safely. Pre-identify safe parking near Medicine Bow and along Highway 13 and Highway 30 to avoid choke points.
After any delay, quickly compute potential using per-day per-mile and per-mile breakouts to protect load profit and refine potential profit truckload. New teams who want to enter trucking business should use access per-day per-mile planning before accepting time-sensitive work.
Cross-train teams, log outcomes, and share real-time tips across the industry. For route examples and additional guidance see top routes for heavy moves.