Visibility Blind Spots on the Construction Site ECI Safety Meeting KAP – Feb 19, 2010. ... • 279 occurred on construction sites (59%) – 42% involved heavy equipment – 23% involved trucks – 14% involved road vehicles – 11% involved forklifts – 8% involved aerial lifts ... Blind Spots NIOSH/CDC. Blind Spots NIOSH/CDC. Ken's Final ...