BusinessInfographic: What is the biggest highway safety threat?CCJ Staff (CCJ)Oct 16, 2013 Add us as a preferred source on Google Related StoriesBusinessOOIDA says New York’s out-of-state reg fees harm interstate commerceBusiness5. Platform independenceBusiness4. ExtensibilityPartner InsightsThe Weigh My Truck app from CAT Scale helps fleets save time and improve efficiency.Top StoriesSafety & ComplianceFeds reclassify marijuana, still banned for truckersMarijuana, which accounts for nearly 60% of all positive drug tests among commercial drivers, remains a prohibited substance under 49 CFR Part 40.TechnologyHow weigh station and toll bypass tech help fleets save on fuel costsSafety & ComplianceLawmakers press HHS on drug testing standardsSafety & ComplianceAvoiding ELD violations: 'Details are always your friend'Featured SponsorThe Weigh My Truck app from CAT Scale helps fleets save time and improve efficiency.Get all the info on the top 250 trucking companies in AmericaView, sort and download the trucking industry’s most comprehensive ranking of for-hire carriers in North America, based on a blend of metrics including fleet size, annual revenue and number of drivers.White PapersGood for the Fleet, good for the communitySafer drivers. Stronger communities. Smarter operations. Discover how telematics and AI-powered fleet technology make it all possible.