Home / Manitoba / Questions / Road Signs Road Signs Report Yellow diamond reading 'NARROW BRIDGE': A One-way only B Bridge is narrow — caution C Weight limit D Height limit Show Answer & Explanation Correct Answer: B. Bridge is narrow — caution Approach slowly; may need to yield. Previous Next More Road Signs Questions White diamond on blue background: Bicycle symbol painted in lane: Solid white line at edge of road: Broken white line between lanes: Blue square with fork/cutlery: Often Missed All Manitoba Questions Smart Practice Mock Exam Road Signs Guide