Home / Alberta / Questions / Road Signs Road Signs Report A yellow diamond with bridge shape: A Bridge closed B Narrow bridge ahead C No trucks D Weight limit Show Answer & Explanation Correct Answer: B. Narrow bridge ahead Slow and watch for oncoming traffic at close quarters. Previous Next More Road Signs Questions Flashing hand with countdown means: Warning sign showing road narrowing: A 'Bump' warning sign tells drivers to: A 'Dip' warning sign alerts to: A 'Hidden Intersection' warning sign: Often Missed All Alberta Questions Smart Practice Mock Exam Road Signs Guide