Home / Newfoundland and Labrador / Questions / Road Signs Road Signs Report A yellow diamond reading 'BUMP' means: A Hill ahead B A bump or pavement heave ahead C Speed bump removed D Pothole filled Show Answer & Explanation Correct Answer: B. A bump or pavement heave ahead Common on NL roads after winter frost damage. Previous Next More Road Signs Questions A sign reading 'HIGH COLLISION AREA' means: A centre lane marked with two-way arrows and yellow edges means: A sign 'PHOTO ENFORCED' means: A sign 'SCHOOL ZONE ENDS' means: A sign with bus symbol and 'BUS ONLY' means: Often Missed All Newfoundland and Labrador Questions Smart Practice Mock Exam Road Signs Guide