A brush chipper can turn a pile of limbs into manageable material quickly, but the feed table is not the place to improvise. A strong brush chipper safety checklist starts before the engine is running: choose the setup area, inspect the machine, stage the brush, assign crew positions, and agree on the stop signal.
This guide is for grounds and landscaping crews organizing the work around a tow-behind chipper. It does not replace the operator’s manual, employer training, required PPE, traffic-control plan, or lockout procedure for the exact machine on site.
Build the work zone before starting the chipper
Park the tow vehicle and chipper where the operator has stable footing, clear visibility, and room to move brush without backing into traffic, pedestrians, slopes, drop-offs, or overhead hazards. Follow the manufacturer’s instructions for parking, hitching, stabilizing, and wheel chocks.
Set cones or another approved boundary before the brush pile begins moving. The discharge area needs its own clear zone, and nobody should stand where chips, dust, or a redirected discharge stream could strike them. Keep the brush pile far enough from the feed table that workers can pull one piece free without dragging the rest into their legs.
A crew leader should also decide where the pickup, ropes, fuel, tools, and completed chips will go. Good staging keeps people from repeatedly crossing behind the operator or stepping over branches while the machine is running.
Inspect the whole machine while it is shut down
Use the pre-start inspection in the operator’s manual. At minimum, the crew should confirm that guards, covers, shields, fasteners, feed-table components, emergency-stop or feed-control devices, and the discharge chute are present and appear serviceable. Check tires, hitch components, safety chains, lights, and jack or stabilizer parts before transport or setup.
Look for fluid leaks, damaged wiring or hoses, cracked welds, loose hardware, and debris around hot or moving components. Confirm that safety labels are readable and that the machine has not been modified in a way the manufacturer did not approve.
Do not open the cutting chamber or reach into the feed chute for an inspection unless the machine is shut down, the key is controlled, stored energy is addressed, and the manufacturer’s blocking and lockout steps have been completed. A rotor, disc, drum, belt, or hydraulic component may keep moving or retain energy after the engine is off.
Dress for the chipper—not just the weather
Required PPE depends on the machine, material, noise, dust, traffic, and other site hazards. Common needs include head, eye, face, hearing, foot, and high-visibility protection. Use the employer’s hazard assessment and the chipper manual to choose the exact equipment.
Anything that can snag is a problem near a feed system. Secure long hair. Remove jewelry. Avoid loose coats, hood strings, torn cuffs, dangling straps, and clothing that can catch on branches. Gloves, when required, should fit correctly and match the task; an oversized or loose cuff is not a substitute for grip or hand protection.
Cold weather adds layers, but layers still have to fit safely around required PPE and moving equipment. If a jacket, hood, or glove setup interferes with vision, hearing protection, movement, or controls, correct it before the machine starts.
Assign one operator and one clear stop signal
The crew should know who is operating the feed controls and who is staging material. Do not let several people crowd the feed table or make conflicting control decisions. Review the machine’s emergency controls and make sure every worker understands the agreed stop signal before feeding begins.
Maintain communication and visual awareness. If the operator loses sight of a coworker, a branch blocks the view, a pedestrian enters the work zone, or material behaves unpredictably, stop the feed and reset the area. Production can wait; a confused feed zone cannot.
Prepare branches before they reach the feed table
Sort the pile with the chipper off or from a safe staging area. Remove rope, wire, metal, rocks, trash, and other foreign material. Cut or reposition limbs that cannot be handled within the manufacturer’s size and shape limits. Never assume a forked, vine-covered, or heavily branched piece will feed like a straight limb.
Stage each piece so the operator can approach without walking backward over debris. Keep escape and walking paths clear. A worker carrying a long limb should not have to pivot through another person’s work position or aim the far end toward traffic.
Feed from the safe position in the manual
Follow the exact machine’s feeding procedure and capacity limits. Many chipper procedures direct workers to feed the butt end first and work from the side of the feed table rather than directly behind the material. The correct stance and control sequence must come from the manufacturer’s instructions and hands-on training.
Use the machine’s feed controls; do not climb onto the feed table, kick material into the chute, reach past the safety bar, or use hands or feet to force short pieces into the rollers. Use only a manufacturer-approved tool or longer piece of brush when the manual allows it. Keep hands and feet outside every marked danger area.
Branches can whip, rotate, split, or pull other material with them. Release material at the point specified by the manual and move back to the established position. Do not hold on to a branch to “help” the machine once the feed system has taken it.
Stop completely for jams, clogs, adjustments, and maintenance
A feed problem is a shutdown job. Stop feeding, use the controls as trained, shut the engine down, remove or control the key, wait for all motion to stop, and follow the manufacturer’s energy-isolation and blocking procedure. If the work falls under the employer’s lockout/tagout program, use it.
Never assume silence means the cutting system has stopped. Do not remove a guard, open a hood, loosen a discharge chute, or reach into the machine until the exact shutdown procedure is complete. If the crew is not trained or does not have the required blocking device or service information, take the chipper out of service and call a qualified technician.
Finish with a disciplined shutdown and transport check
At the end of the job, let the operator clear the machine only as the manual directs. Shut down, isolate energy, and inspect for damage after all motion has stopped. Clean around the machine using approved tools and methods—never hands near cutting or feed components.
Before towing, secure the feed table, discharge chute, jack, safety devices, and any stored tools in their travel positions. Check the hitch, coupler, safety chains, lights, tires, and breakaway equipment as applicable. Remove cones only after the equipment and crew are ready to leave the work zone.
Record damage, control problems, unusual vibration, leaks, or a jam that required service. A tagged machine with a clear note is safer than leaving the next crew to discover the problem during startup.
A quick brush chipper crew checklist
- Choose stable setup ground and separate the work from traffic and pedestrians.
- Stage brush, chips, tools, and crew paths before startup.
- Inspect guards, controls, feed components, discharge parts, hitch, tires, and safety devices.
- Confirm PPE, fitted clothing, secured hair, crew roles, and the stop signal.
- Remove wire, rope, metal, rocks, and other foreign material from the brush pile.
- Feed only from the trained position and within the machine’s limits.
- Stop and isolate the machine before clearing jams or making adjustments.
- Complete the shutdown, transport check, and defect report before leaving.
Hands come after the machine is secured
Brush, bark, sap, dirt, gloves, and repeated washing can leave hands feeling rough after a cleanup shift. Once the chipper is shut down, the tools are stored, required handwashing is complete, and hands are clean and dry, Work Putty Unscented can be part of an after-shift routine. It is not PPE, grip equipment, or protection from the chipper.
For related planning, review the grounds crew chainsaw safety checklist before cutting and the end-of-day winter work reset before the truck leaves.
SHIFT SHIELD™ is worker protection built for everyday workers by everyday workers. Find more practical field guides in The Daily Blog.
Sources and further guidance
- OSHA Landscaping eTool: Wood Chippers
- NIOSH: Preventing Injuries and Deaths of Workers Who Operate or Work Near Wood Chippers
- The operator’s manual, safety labels, and service instructions for the exact chipper used on the job.
Guidance reviewed October 30, 2026. Always follow the current manufacturer instructions, employer safety program, and applicable regulations for the equipment and worksite.