Cal-Trans District 11 No description specified. 1-2 (2 Records) Documents First Addendum Report of an Archaeological Survey On State Route 86 in Imperial and Riverside Counties from Campbel Wash To Oasis (11-Imp-86, P.M. 51.87 - 11 Riv-86, P.M. 3.2) (1984) Negative Archaeological Survey Report - Maintenance Station, Bishop-Inyo L5703, P.M. 0.0 (1984)