Mysterious, seeping walls along the 5 Freeway have Caltrans’ attention

Mysterious, seeping walls along the 5 Freeway have Caltrans’ attention

Q. I am curious if you might know what is causing the liquid seepage on the 5 Freeway’s lanes near the north- and southbound shoulders at Beach Boulevard in Buena Park. It has been actively seeping from the walls on both sides for several months now. It smells like either old storm water or sewage….