Home / New Brunswick / Questions / Road Signs Road Signs Report A yellow diamond reading 'LOOSE GRAVEL' means: A Rough pavement B Loose gravel on surface — reduced grip, windshield risk C Road closure D Construction Show Answer & Explanation Correct Answer: B. Loose gravel on surface — reduced grip, windshield risk Common during NB road maintenance season. Previous Next More Road Signs Questions A red circle with a diagonal X means: A white rectangular sign marked 'MINIMUM 60' means: A white rectangular sign marked 'MAXIMUM 80' means: A red circle with a horizontal white bar inside means: What does a red and white downward-pointing triangle mean in NB? Often Missed All New Brunswick Questions Smart Practice Mock Exam Road Signs Guide