American Society of Civil Engineers Los Angeles Section Southern San Joaquin Branch Historic Civil Engineering Landmarks (L) = Local HCEL        (R) = Region 9 HCEL        (N) = National HCEL Southern San Joaquin Branch Landmarks Map Southern San Joaquin Branch Website Los Angeles Section Landmarks Map Los Angeles Section Landmarks List Region 9 National Historic Civil Engineering Landmarks List Los Angeles Section Website No. Landmark Name Location Coordinates 45 Tehachapi Pass Railroad Line (L)  Tehachapi, Kern County, CA Lat: 35.2008 N Lon: 118.5369 W