Home / Alberta / Questions / Road Signs Road Signs Report A cliff with falling rocks symbol: A Construction B Rocks may fall onto road C Mountain road D Mine site Show Answer & Explanation Correct Answer: B. Rocks may fall onto road Avoid sudden swerves on debris to prevent traction loss. Previous Next More Road Signs Questions A dedicated bike lane: A 'Truck Route' sign directs: A 'Tunnel Ahead' sign: A green sign with exit number and destination: A blue rectangular service sign: Often Missed All Alberta Questions Smart Practice Mock Exam Road Signs Guide