Home / Newfoundland and Labrador / Questions / Road Signs Road Signs Report An orange or white sign reading 'ROAD CLOSED' means: A Temporary slowdown B Road is impassable — do not enter; use detour C One-way restriction D Dead end Show Answer & Explanation Correct Answer: B. Road is impassable — do not enter; use detour Often flooding, washout, or crash. Previous Next More Road Signs Questions A yellow diamond with T-shape road icon can mean: A yellow diamond with plus (+) road icon means: A yellow diamond with traffic-light icon means: A yellow diamond with three circular arrows means: A yellow diamond with T-shape and one arrow means: Often Missed All Newfoundland and Labrador Questions Smart Practice Mock Exam Road Signs Guide