Sylmar I-5 Big Rig Shoulder Crash: When a Parked 18-Wheeler Becomes a Deadly Trap on the Freight Corridor, Attorney911 with Ralph Manginello’s 27+ Years of Federal-Court Trial Practice Pursues the Carriers Behind Rigs That Violate FMCSA Warning-Device Rules and the Trailer Manufacturers When Rear Underride Guards Fail, Lupe Peña the Former Insurance-Defense Insider Who Knows How the Claims Machine Shifts Blame to the Rear-Ending Driver, We Extract the ELD Telematics and Dashcam Footage Before the 30-Day Overwrite, California’s Pure Comparative-Negligence Doctrine Means an Improperly Parked Truck Shares Liability for Catastrophic Injury, the Firm Has Recovered $2.5M+ in Truck-Crash Cases and $50M+ Total — Free 24/7 Consultation, No Fee Unless We Win, Hablamos Español, 1-888-ATTY-911
What Happened on I-5 in Sylmar — and Why the Parked Truck May Be Liable, Not You If you are reading this from a hospital waiting room or a kitchen table at 2 a.m., you already know the hardest part: someone you love was cut out of a car on northbound Interstate 5 near Roxford Street in Sylmar, and the news said they hit the back of a parked big rig. The natural assumption — the one the insurance company is already counting on — is that the driver who rear-ends another vehicle is always at fault. That assumption is wrong. And it is the first thing we need to fix. A commercial truck stopped on the shoulder of a high-speed freeway is not the same thing as a parked car at a grocery store. Federal regulations govern exactly what a truck driver must do the moment that vehicle stops on a highway shoulder — hazard lights, reflective warning triangles at specific distances, and an emergency justification for being there at all. When those requirements are not met, a parked big rig becomes a trap. An 80,000-pound wall of steel sitting in a narrow shoulder lane on one of the…