Weigh Stations in San Simon, AZ

What the rules require

• DOT inspection levels I to VIII explainedWhat each of the eight North American Standard roadside inspection levels covers, from the full Level I to…
• Weigh stations: who has to stop, how bypass works, and what happens insideWho has to pull into a weigh station (a question of state law), what the federal rules require states to…
• Truck weight limits: 80,000 pounds, axle limits and state exceptionsThe federal Interstate weight limits in 23 CFR 658.17 and 23 U.S.C. 127: 20,000 lb single axle, 34,000 lb…
• CSA scores and your PSP report, explainedWhat a CSA score is, why it belongs to the carrier and not the driver, the seven BASICs, the planned SMS…
• Do truck drivers have to speak English? The English proficiency rule in 2026The English requirement in 49 CFR 391.11(b)(2), why it has been an out-of-service violation since 25 June…
• IFTA explained: who needs it, the quarterly deadlines and how the return worksWhat IFTA means in trucking, the qualified motor vehicle test (26,000 lb or 3 axles), license and decals, the…
• IRP registration and apportioned platesWho must register under the International Registration Plan, how apportioned fees are split by distance, base…
• GVWR, GCWR and GAWR: the weight numbers that trigger DOT rulesWhat GVWR, GCWR and GAWR mean, where to find them, and the two thresholds that matter: 10,001 lb (federal…
• Weigh stations: which states publish their locations, and how dense they areOnly 17 states publish weigh station and port of entry locations as open data. The 381 published sites ranked…