Montana (MT) DOT COMPLIANCE
MDT JURISDICTION
Lattice Boom Crawler Crane Upperworks Oversize Permits in Montana (2026)
Comprehensive carrier guide for transporting Lattice Boom Crawler Crane Upperworks across Montana. Review official MDT single-trip fees, escort trigger dimensions, curfew hours, and superload bridge thresholds.
⚡ Direct Compliance Summary (Montana DOT)
In Montana, single-trip oversize/overweight permits for Lattice Boom Crawler Crane Upperworks average $20.00 – $75.00 base under MDT jurisdiction. A front pilot car is legally mandated on two-lane highways when load width reaches 12'6" (and 15'0" on 4-lane interstates). Loads exceeding 16'6" require a certified lead escort with a calibrated height pole.
Single-Trip Permit Fee
$20.00 – $75.00
Issued by MDT
2-Lane Escort Trigger
12'6"
4-Lane Trigger: 15'0"
Height Pole Clearance
16'6"
Mandatory Lead Escort
Superload Threshold
200,000 lbs
Police Escort / Bridge Review
⚖️ Federal Bridge Formula B Quick Calculator (Montana Interstate Corridors)
Estimate your allowable gross vehicle weight under Federal Bridge Formula B: W = 500 [LN/(N-1) + 12N + 36].
🚦 Montana Travel Curfews & Operational Restrictions
Metropolitan Rush-Hour Curfews: Billings and Missoula peak hours
Weekend Travel: Continuous movement allowed 7 days/wk
Safety Equipment: Full amber warning light bar, oversize signs front and rear, 18" red edge flags.
🗺️ Continuous Interstate Corridor: Bordering States for Lattice Boom Crawler Crane Upperworks
Hauling across state lines? Check escort triggers and permit rates in states directly bordering Montana: