Trench Shoring University offers trench safety classes online, at our training facilities or at your location. https://trenchshoring.com/tsu/in-person-trench-safety-training/in-person-cpt-fullerton 2026-08-21T12:00:45-07:00 Joomla! - Open Source Content Management 2026-09-12T07:00:00-07:00 2026-09-12T07:00:00-07:00 https://trenchshoring.com/tsu/trench-safety-training-courses/trenching-excavations-competent-person-training/all-upcoming-cpt-courses/cpt/competent-person-training-trenching-excavations-fullerton-september-12-2026