Category Archives for "Design"

“Holographic” Speed Bumps

Mike Spack, PE, PTOE A good Friday topic – I thought this was a hoax, but the City of Philadelphia about their fake speed bumps (traffic engineers insist on calling them speed humps, but learned that college students love to steal warning signs that say “Speed Hump Ahead”).  The city is painting 3-D looking speed […]

1 10 11 12