12 Aug Aerial Lift Operation – JSA

Aerial Lift Operation Job Safety Analysis (JSA)

Job / Task

Inspection, setup, travel, positioning, elevation, operation, and shutdown of aerial lifts used to elevate employees for construction, maintenance, installation, inspection, repair, and related work. This includes boom-supported elevating work platforms and other aerial lift equipment as applicable.

Purpose

This Job Safety Analysis (JSA), also known as a Job Hazard Analysis (JHA), identifies hazards associated with aerial lift operation and establishes controls to prevent falls, ejection, tip-over, crushing and entrapment, electrical contact, struck-by incidents, equipment collisions, falling objects, and injuries caused by improper setup or operation.

Personnel Qualifications

Aerial lifts shall be operated only by trained and authorized employees. Operators shall be trained for the type of lift used and shall understand the manufacturer’s operating instructions, controls, safety devices, rated capacity, fall-protection requirements, emergency lowering procedures, and workplace hazards.

Operators and occupants shall:

• Complete required training and authorization before operating the lift.
• Review the manufacturer’s instructions and warnings for the specific equipment.
• Perform required pre-use inspections and workplace hazard assessments.
• Use required fall-protection equipment and approved platform anchorage points.
• Remain within the platform and keep gates or access chains closed while elevated.
• Observe rated platform capacity and equipment limitations.
• Maintain required clearance from overhead power lines and energized conductors.
• Recognize crushing, entrapment, traffic, ground-condition, and falling-object hazards.
• Know emergency stop and emergency lowering procedures.
• Stop operation and remove the lift from service when defects or unsafe conditions are identified.

Required PPE

PPE shall be selected based on the lift type, task, and work environment and may include:

• Hard hat.
• Safety glasses with side protection.
• Work gloves appropriate to the task.
• Slip-resistant safety footwear.
• High-visibility apparel where traffic or mobile-equipment exposure exists.
• Full-body harness and compatible lanyard or self-retracting device where required.
• Hearing protection where noise exposure requires it.
• Additional task-specific PPE identified by the hazard assessment.

JSA – Job Steps, Hazards, and Controls

Step 1 – Plan the Work

Potential Hazards

• Wrong equipment selection.
• Fall or tip-over.
• Electrical contact.

Required Controls

• Identify the work height, outreach, load, work location, and task requirements.
• Select a lift designed and rated for the intended work.
• Review manufacturer operating limitations and site requirements.
• Identify overhead power lines, structures, traffic, excavations, drop-offs, and other hazards.
• Determine whether a spotter, barricades, traffic control, or other additional controls are required.

Step 2 – Perform the Pre-Use Equipment Inspection

Potential Hazards

• Mechanical failure.
• Control malfunction.
• Tip-over.

Required Controls

• Inspect the lift before use according to manufacturer requirements.
• Check tires, wheels, steering, brakes, hydraulic systems, hoses, outriggers, guardrails, gates, controls, alarms, interlocks, and emergency systems.
• Check for leaks, damaged components, loose parts, or structural defects.
• Verify required labels, warnings, and operating instructions are legible.
• Remove defective equipment from service until repaired and approved for use.

Step 3 – Perform the Workplace Inspection

Potential Hazards

• Unstable ground.
• Collision.
• Electrical contact.
• Falling objects.

Required Controls

• Inspect the intended travel and work area before operating.
• Identify holes, drop-offs, slopes, soft soil, debris, floor openings, curbs, and unstable surfaces.
• Identify overhead obstructions, doorways, beams, piping, and electrical conductors.
• Evaluate pedestrian and vehicle traffic.
• Establish barricades or controlled areas where necessary.

Step 4 – Verify Ground and Surface Conditions

Potential Hazards

• Tip-over.
• Settlement.
• Loss of traction.

Required Controls

• Operate only on surfaces suitable for the lift and within manufacturer slope limits.
• Avoid soft, unstable, undermined, or uncompacted surfaces unless specifically evaluated and controlled.
• Maintain safe distance from excavations, trenches, holes, and drop-offs.
• Use outriggers, stabilizers, pads, or cribbing as required by the manufacturer.
• Do not exceed allowable floor or surface loading.

Step 5 – Inspect Fall-Protection Equipment

Potential Hazards

• Fall or ejection.
• Equipment failure.

Required Controls

• Inspect the harness and connecting device before each use.
• Check webbing, stitching, buckles, D-rings, hooks, carabiners, and locking mechanisms.
• Verify the equipment is compatible with the lift and approved anchorage.
• Remove damaged or questionable fall-protection equipment from service.
• Follow manufacturer and company requirements for the specific lift type.

Step 6 – Enter the Platform

Potential Hazards

• Slip or fall.
• Unsecured gate.

Required Controls

• Use designated access steps and handholds.
• Maintain stable footing while entering.
• Close and secure the platform gate or access chain before operation.
• Do not climb over guardrails to enter or exit.
• Keep access areas free of tools and materials.

Step 7 – Connect Fall Protection

Potential Hazards

• Ejection.
• Fall from platform.
• Improper anchorage.

Required Controls

• Connect only to manufacturer-designated anchorage points.
• Use the required full-body harness and connecting device.
• Do not connect to adjacent structures while operating from the platform unless an approved procedure specifically addresses the transfer.
• Keep the connecting device positioned to minimize entanglement and trip hazards.
• Maintain required connection while exposed to the fall hazard.

Step 8 – Check Platform Load

Potential Hazards

• Overloading.
• Instability.
• Equipment damage.

Required Controls

• Verify the total weight of occupants, tools, and materials does not exceed rated capacity.
• Distribute materials to maintain platform stability.
• Do not exceed permitted occupant limits.
• Secure loose materials where necessary.
• Do not use the lift as a crane unless specifically designed and approved for that purpose.

Step 9 – Start and Test the Lift

Potential Hazards

• Unexpected movement.
• Control malfunction.

Required Controls

• Start the lift according to manufacturer instructions.
• Test operating controls at ground and platform stations as required.
• Verify emergency stop and emergency lowering functions are available.
• Check alarms and safety devices.
• Do not operate the lift when controls or safety devices are defective.

Step 10 – Travel with the Lift

Potential Hazards

• Collision.
• Tip-over.
• Struck-by injury.

Required Controls

• Travel at a controlled speed appropriate to surface and traffic conditions.
• Maintain a clear view in the direction of travel.
• Use a spotter when visibility is restricted or hazards require assistance.
• Avoid sudden starts, stops, and turns.
• Follow manufacturer restrictions for traveling with the platform elevated.

Step 11 – Position the Lift

Potential Hazards

• Tip-over.
• Collision.
• Entrapment.

Required Controls

• Position the lift to minimize unnecessary outreach and platform movement.
• Maintain adequate clearance from structures and equipment.
• Set brakes and deploy outriggers or stabilizers where required.
• Verify the lift is within allowable slope limits.
• Recheck overhead and electrical hazards before elevation.

Step 12 – Maintain Electrical Clearances

Potential Hazards

• Electrocution.
• Electrical arcing.

Required Controls

• Identify energized overhead lines and electrical equipment before elevation.
• Maintain applicable minimum approach distances.
• Treat power lines as energized unless confirmed de-energized and properly controlled by the responsible utility or authorized party.
• Use a dedicated spotter where required to maintain clearance.
• Do not rely on the lift’s tires, insulation, or apparent line covering as protection unless the equipment and work are specifically designed and authorized for electrical work.

Step 13 – Elevate the Platform

Potential Hazards

• Contact with overhead obstruction.
• Tip-over.
• Crushing.

Required Controls

• Elevate slowly while continuously observing the surrounding area.
• Keep hands, arms, and body inside the platform.
• Watch for beams, ceilings, piping, ductwork, and other overhead structures.
• Stop movement before clearance becomes restricted.
• Use a spotter where the operator cannot clearly see hazards.

Step 14 – Work from the Elevated Platform

Potential Hazards

• Fall.
• Loss of balance.
• Falling objects.

Required Controls

• Keep both feet firmly on the platform floor.
• Do not sit, stand, or climb on guardrails.
• Do not use ladders, planks, boxes, or other devices in the platform to gain additional height.
• Keep the gate closed and required fall protection connected.
• Maintain good housekeeping and stable footing.

Step 15 – Prevent Crushing and Entrapment

Potential Hazards

• Crushing between platform and structure.
• Serious injury or fatality.

Required Controls

• Maintain adequate clearance between the platform, controls, and overhead or adjacent structures.
• Avoid positioning the body between the platform rail and fixed objects.
• Move slowly when working near beams, ceilings, piping, or equipment.
• Use a spotter when visibility or clearance is limited.
• Know the location and operation of emergency stop controls.

Step 16 – Handle Tools and Materials

Potential Hazards

• Falling objects.
• Overloading.
• Trip hazards.

Required Controls

• Keep tools and materials organized within the platform.
• Use tool lanyards or other falling-object controls where appropriate.
• Do not place materials on guardrails.
• Keep platform access and controls unobstructed.
• Barricade or control the area below when falling-object hazards exist.

Step 17 – Work Near Traffic or Mobile Equipment

Potential Hazards

• Vehicle collision.
• Struck-by injury.
• Lift impact.

Required Controls

• Use cones, barricades, signs, flaggers, or other traffic controls as required.
• Wear high-visibility apparel where exposed to vehicle traffic.
• Position the lift to minimize exposure to moving vehicles.
• Use a spotter when backing or working in congested areas.
• Do not rely solely on the lift operator to control surrounding traffic.

Step 18 – Operate in Wind or Adverse Weather

Potential Hazards

• Tip-over.
• Loss of control.
• Lightning.
• Slippery platform.

Required Controls

• Follow manufacturer wind-speed limitations.
• Do not operate during severe weather or lightning exposure.
• Secure loose materials that could become airborne.
• Keep the platform free of ice, snow, standing water, or other slip hazards.
• Lower and secure the lift when conditions become unsafe.

Step 19 – Reposition While Elevated

Potential Hazards

• Collision.
• Tip-over.
• Electrical contact.

Required Controls

• Reassess the route and surrounding hazards before movement.
• Travel elevated only when permitted by the manufacturer and site conditions.
• Move slowly and avoid abrupt steering or braking.
• Maintain required clearance from overhead obstructions and power lines.
• Use a spotter where necessary.

Step 20 – Respond to Equipment Malfunction

Potential Hazards

• Stranding at height.
• Unexpected movement.
• Fall.

Required Controls

• Stop operation and use emergency controls as appropriate.
• Do not bypass interlocks or safety devices.
• Notify ground personnel and supervision.
• Use the manufacturer’s emergency lowering procedure.
• Remove the lift from service until inspected and repaired by authorized personnel.

Step 21 – Perform Emergency Lowering or Rescue

Potential Hazards

• Delayed rescue.
• Secondary injury.

Required Controls

• Ensure ground personnel know how to use emergency lowering controls where required.
• Maintain access to ground controls.
• Follow the site emergency and rescue procedure.
• Do not improvise transfers or climbing from the platform unless specifically addressed by an approved rescue procedure.
• Call emergency services when conditions exceed onsite rescue capabilities.

Step 22 – Lower the Platform

Potential Hazards

• Contact with structure.
• Pinch or crush injury.

Required Controls

• Check below and around the platform before lowering.
• Lower slowly and maintain clearance from structures, personnel, and equipment.
• Keep body parts within the platform.
• Ensure ground personnel remain clear of moving components.
• Stop if visibility becomes restricted.

Step 23 – Exit the Platform

Potential Hazards

• Slip or fall.
• Unexpected movement.

Required Controls

• Fully lower and stabilize the platform before exiting unless an approved procedure permits otherwise.
• Turn off or secure controls as required.
• Use designated steps and handholds.
• Maintain stable footing.
• Do not jump from the platform.

Step 24 – Park and Secure the Lift

Potential Hazards

• Unauthorized use.
• Uncontrolled movement.
• Collision.

Required Controls

• Park in a designated stable location.
• Fully lower and stow the platform or boom according to manufacturer instructions.
• Set the parking brake and secure the lift.
• Remove the key or otherwise prevent unauthorized use as required.
• Connect charging equipment or refuel only according to approved procedures.

Step 25 – Report Defects and Complete Post-Use Check

Potential Hazards

• Unsafe equipment returned to service.
• Unreported damage.

Required Controls

• Report malfunctions, damage, leaks, impacts, or abnormal operation.
• Tag or otherwise identify unsafe equipment to prevent use.
• Inspect the platform for tools, materials, or debris.
• Do not authorize continued use of defective equipment.
• Document inspection or equipment issues as required by site procedures.

General Safe Work Requirements

• Aerial lifts shall be operated only by trained and authorized employees.
• Pre-use equipment inspections and workplace hazard assessments shall be completed before operation.
• Defective or damaged lifts shall be removed from service until repaired by authorized personnel.
• Platform load limits and manufacturer operating restrictions shall not be exceeded.
• Required fall protection shall be worn and connected only to approved anchorage points.
• Employees shall stand on the platform floor and shall not climb or stand on guardrails, ladders, boxes, or makeshift devices.
• Platform gates or access chains shall remain closed while the lift is elevated.
• Applicable clearances from overhead power lines and energized electrical equipment shall be maintained.
• Ground conditions, slopes, drop-offs, excavations, and floor-loading limitations shall be evaluated before setup and travel.
• Outriggers and stabilizers shall be used as required by the manufacturer.
• Crushing and entrapment hazards shall be evaluated whenever operating near overhead or adjacent structures.
• Tools and materials shall be secured or controlled to prevent falling-object hazards.
• Traffic and pedestrian exposure shall be controlled with barricades, spotters, or other measures as required.
• Manufacturer wind and weather limitations shall be followed.
• Emergency lowering controls shall remain accessible and personnel shall know the applicable emergency procedures.
• Safety devices, interlocks, alarms, or controls shall not be bypassed or defeated.
• Work shall stop whenever equipment condition, ground stability, electrical clearance, weather, fall protection, or other required safeguards are inadequate.

Training

Aerial lift operators shall receive training appropriate to the equipment used and workplace conditions. Training shall include recognition and avoidance of fall, electrical, tip-over, crushing, entrapment, collision, and falling-object hazards; equipment controls and safety devices; pre-use inspections; workplace inspections; rated capacity; fall protection; safe travel and positioning; emergency lowering; manufacturer operating limitations; and applicable regulatory and site requirements. Retraining shall be provided when unsafe operation is observed, an accident or near miss occurs, a different type of aerial lift is introduced, or workplace conditions change in a manner that affects safe operation.

References

• OSHA 29 CFR 1926.453 – Aerial Lifts.
• OSHA 29 CFR 1926.451 – General Requirements for Scaffolds, where applicable.
• OSHA 29 CFR 1926.501 and 1926.502 – Fall Protection, where applicable.
• OSHA 29 CFR 1926 Subpart V – Power Transmission and Distribution, where applicable.
• Applicable ANSI/SAIA requirements, manufacturer operating manuals, site procedures, and client requirements.