The OSHA Training Institute Education Center at Chabot-Las Positas Community College District, the only OSHA authorized OTI Education Center headquartered in Northern California, is announcing that OSHA has updated its National Emphasis Program (NEP) on preventing trenching and excavation collapses. The updated program, which began on October 1, 2018, is designed to increase training and enforcement efforts by expanding education and prevention outreach through the end of 2018.