You're correct, however, with some creative engineering, the pop. In CA was limited because they were usually mounted in the bed, for capacity.
CALTRANS used to be the default for major trans. repair, until an earthquake, several lawsuits and the Hollywood fwy being repaired months ahead of CALTRANS projected. Now a lot is open for bid.
CALTRANS used to be the default for major trans. repair, until an earthquake, several lawsuits and the Hollywood fwy being repaired months ahead of CALTRANS projected. Now a lot is open for bid.