Practice question

Per NMDOT 2019 Section 450 jointing rules, which slab geometry is not allowed on typical PCCP?

  1. A 12 ft by 15 ft rectangular panel
  2. A joint dog-legged at least 24 inches through a curve radius point
  3. A slab corner angle of 50 degrees
  4. Joint faces constructed perpendicular to the pavement surface

Answer: C — A slab corner angle of 50 degrees

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