Safety Hazard / Risk Factors Hierarchy of Control Consider the practicability of controls, from left to right. Select the most practical given the circumstances and level of risk. Record the reason if a higher-level is not considered practicable. Elimination / Substitution Engineering / Isolation Administrative / Behavioural Clearance to Traffic Road Closure Safety Barriers Speed Reduction (Lateral clearance between the nearest Detour Lane Closure Warning Signs edge of a lane carrying traffic and the Side Track Delineation of Travel Path entire worksite, including all roadwork vehicles or equipment, and pedestrian workers) High Speed Traffic through Worksite Road Closure Safety Barriers Speed Reduction Detour Lane Closure Warning Signs Side Track Portable Traffic Signals Traffic Controller Vehicle Crash Attenuators Poor Advance Sight Distance to Worksite Road Closure Vehicle Crash Extra Advance Warning Traffic Diversion Attenuators Signs Lead and/ or Tail Speed Reduction Vehicle(s) Delineation of Travel Path Poor Observance by Motorists of Road Closure Lane Closure Speed Reduction Directions / Instructions Traffic Diversion Portable Traffic Signals Police Presence on Site Extra Signs Re-assessment of Information Provided Narrow Pavement Width with No Escape Road Closure Safety Barriers Speed Reduction Route (<2.9 meters width) Traffic Diversion Delineation of Travel Path Presence of Workers at the Worksite Road Closure Safety Barriers Speed Reduction Traffic Diversion Increased Separation Warning Signs From Vehicular Traffic Delineation of Travel Path and Worksite Excavation Adjacent to Traffic (>300mm Road Closure Different Construction Speed Reduction deep within 1.2 meters of traffic) Method Traffic Diversion Delineation of Travel Path Safety Barriers Presence of Unprotected Hazards Within Road Closure Safety Barriers Speed Reduction Clear Zone Traffic Diversion Delineation of Travel Path Rough or Unsealed Road Surface due to Road Closure Speed Reduction Roadwork Traffic Diversion Warning Signs High Volume of Traffic Through Worksite Road Closure Safety Barriers Speed Reduction Detour Lane Closure Side Track Portable Traffic Signals High Volume of Heavy Vehicles Through Road Closure Safety Barriers Speed Reduction Worksite Detour Lane Closure Side Track Portable Traffic Signals Work Vehicles Entering / Leaving Safety Barriers Speed Reduction Worksite Lane Closure Warning Signs Portable Traffic Signals Delineation / Control of Access Points Cyclists / Pedestrians Though Worksite Alternative Pathway Adequate Separated or Speed Reduction shared road space Warning Signs Delineation from Other Traffic
Safety Hazard / Risk Factors Hierarchy of Control Consider the practicability of controls, from left to right. Select the most practical given the circumstances and level of risk. Record the reason if a higher-level is not considered practicable. Elimination / Substitution Engineering / Isolation Administrative / Behavioural Clearance to Traffic (Lateral clearance between the nearest edge of a lane carrying traffic and the entire worksite, including all roadwork vehicles or equipment, and pedestrian workers) Road Closure Detour Side Track Safety Barriers Lane Closure Speed Reduction Warning Signs Delineation of Travel Path High Speed Traffic through Worksite Road Closure Detour Side Track Safety Barriers Lane Closure Portable Traffic Signals Vehicle Crash Attenuators Speed Reduction Warning Signs Traffic Controller Poor Advance Sight Distance to Worksite Road Closure Traffic Diversion Vehicle Crash Attenuators Lead and/ or Tail Vehicle(s) Extra Advance Warning Signs Speed Reduction Delineation of Travel Path Poor Observance by Motorists of Directions / Instructions Road Closure Traffic Diversion Lane Closure Portable Traffic Signals Speed Reduction Police Presence on Site Extra Signs Re-assessment of Information Provided Narrow Pavement Width with No Escape Route (<2.9 meters width) Road Closure Traffic Diversion Safety Barriers Speed Reduction Delineation of Travel Path Presence of Workers at the Worksite Road Closure Traffic Diversion Safety Barriers Increased Separation From Vehicular Traffic Speed Reduction Warning Signs Delineation of Travel Path and Worksite Excavation Adjacent to Traffic (>300mm deep within 1.2 meters of traffic) Road Closure Traffic Diversion Different Construction Method Safety Barriers Speed Reduction Delineation of Travel Path Presence of Unprotected Hazards Within Clear Zone Road Closure Traffic Diversion Safety Barriers Speed Reduction Delineation of Travel Path Rough or Unsealed Road Surface due to Roadwork Road Closure Traffic Diversion Speed Reduction Warning Signs High Volume of Traffic Through Worksite Road Closure Detour Side Track Safety Barriers Lane Closure Portable Traffic Signals Speed Reduction High Volume of Heavy Vehicles Through Worksite Road Closure Detour Side Track Safety Barriers Lane Closure Portable Traffic Signals Speed Reduction Work Vehicles Entering / Leaving Worksite Safety Barriers Lane Closure Portable Traffic Signals Speed Reduction Warning Signs Delineation / Control of Access Points Cyclists / Pedestrians Though Worksite Alternative Pathway Adequate Separated or shared road space Speed Reduction Warning Signs Delineation from Other Traffic
3.1-16F01_Worksite_Traffic_Risk_Assessment.docx