Phantom warning: Old pipes corrode. Old pipes can snap in a strong earthquake. Which is why Pacific Gas and Electric Co. has replaced underground piping throughout San Francisco, including the intersection of Castro and Market streets near the Castro Theatre. The only problem: At the fabled Castro intersection, PG&E repaved the street but forgot to completely redo the "No Left Turn" lettering that once was there. For four months, drivers going north through the intersection have seen just the word "NU." (The top of the letter "O" was blacked out with new asphalt.) Castro resident Tony Jasinski, who alerted ChronicleWatch about the missing words, said he has seen cars try to make an illegal left-hand turn onto busy Market Street. "It's a hazardous situation," he said. Read the full article at the original source (San Francisco Chronicle)…

Added to EveryBlock on April 15, 2008.