Practice question

What are the standard dimensions and retroreflective stripe slope rules for Vertical Panels (CA MUTCD Section 6F.66)?

  1. 8 to 12 inches wide, 24 inches high; stripes slope upward toward passing traffic only.
  2. 12 to 18 inches wide, 36 inches high; stripes run horizontally.
  3. 8 to 12 inches wide, 24 inches high; stripes slope downward toward passing traffic.
  4. 18 to 24 inches wide, 48 inches high; stripes run vertically.

Answer: C — 8 to 12 inches wide, 24 inches high; stripes slope downward toward passing traffic.

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