Home / Newfoundland and Labrador / Questions / Road Signs Road Signs Report Double solid yellow centre line means: A Pass freely B No passing in either direction C One-way street D Bike lane Show Answer & Explanation Correct Answer: B. No passing in either direction Used on curves, hills, high-hazard segments. Previous Next More Road Signs Questions A white diamond on blue background in a lane indicates: A centre lane marked with two-way arrows and yellow edges means: A sign reading 'HIGH COLLISION AREA' means: A sign 'PLAYGROUND ZONE ENDS' means: A yellow diamond with YIELD icon means: Often Missed All Newfoundland and Labrador Questions Smart Practice Mock Exam Road Signs Guide