JOB TASK ANALYSIS - PHYSICAL DEMANDS PREVIOUS JOB TITLE: Heavy Equipment Mechanic 1 & 2 Company Name: RAMSEY COUNTY - PUBLIC WORKS DEPARTMENT Date: January, 2012 Prepared by: Susan Unger OTR/L, CEAS sunger@summitortho.com Phone: 651-968-5260 JOB OVERVIEW FROM Dictionary of Occupational Titles (DOT) CODE: 638.281-014 Strength: Heavy TITLE(s): MAINTENANCE MECHANIC (any industry) alternate titles: fixer; machine-maintenance servicer; machine overhauler, machine repairer; mechanical adjuster; repair mechanic; tool-and-machine maintainer Repairs and maintains, in accordance with diagrams, sketches, operation manuals, and manufacturer's specifications, machinery and mechanical equipment, such as engines, motors, pneumatic tools, conveyor systems, and production machines and equipment, using hand tools, power tools, and precision-measuring and testing instruments: Observes mechanical devices in operation and listens to their sounds to locate causes of trouble. Dismantles devices to gain access to and remove defective parts, using hoists, cranes, hand tools, and power tools. Examines form and texture of parts to detect imperfections. Inspects used parts to determine changes in dimensional requirements, using rules, calipers, micrometers, and other measuring instruments. Adjusts functional parts of devices and control instruments, using hand tools, levels, plumb bobs, and straightedges. Repairs or replaces defective parts, using hand tools and power tools. Installs special functional and structural parts in devices, using hand tools. Starts devices to test their performance. Lubricates and cleans parts. May set up and operate lathe, drill press, grinder, and other metalworking tools to make and repair parts. May initiate purchase order for parts and machines. May repair electrical equipment. May be designated according to machine repaired. For Ramsey County Public Works Department, mechanics maintain, diagnose and repair and maintain a various types of heavy equipment and vehicles used by public works and sheriff departments. Repairs are done in a large inside machine shop building. Sizes and weights of the equipment and machines vary greatly and include trucks, plows and large machinery used in the public works department. One employee does a majority of specialized wiring work such as wiring work such as police cars, boats, ATV s snowmobiles, etc. Another employee called an Equipment Service Worker just does service and repairing and replacing work such as oil changes, engine tune ups, replacing tires filters, etc. Physical Demand Level: Medium-Heavy *CRT BODY INDEX MINIMUM SCORE =201 * Comments: The United States Department of Labor defines the medium-heavy work as a exerting up to 51-75 pounds of force occasionally (occasionally: activity or conditions that exist up to one-third of the time) and/or 31-45 pounds of force frequently (frequently: activity or conditions that exist between one-third and two-thirds of the time), and/or greater than negligible up to 16-22 pounds of force constantly (constantly: activity or condition exists more than two-thirds of the time) to move objects. Work Hours: Day hours, 6-7 am start time is typical; 2:30-4:30 pm is typical end times. Overtime: As needed- occasional when it snows. Breaks: 1-30 minute and 2-15 minute Personal Protective Equipment: Required: Steel toe boots/shoes, safety vest. As needed per job: Welding helmet, safety glasses, disposable glove and hearing protection. Leather apron and cavalier for welding. Special Training Requirements: DOT inspector certification is required for mechanics. Equipment/Machines/Tools: Forklift, wrenches, torches (settling torch), air compressors, measuring devises electronic testing devices, drills (electric and cordless), grease guns, pneumatic tools, chain falls, overhead hoist, tire machine, break lathe, presses tire balancer, bench vice, pneumatic air chisel/grinder/ratchet/air sander. Dollies, carts and large tool boxes. Computer.
Key Not at all Job Task Analysis Physical Demand Checklist 0-24 min./day 0-5 reps/ in 8 hour day 25 min. to 2.5 hours/day 6-100 reps in 8 hour day 2.51 to 5 hours/day 101-300 reps in 8 hour day (67 100%) 5.01 hours and over 301 to 500 + reps in 8 hr. day Site: Ramsey County Public Works Location: Arden Hills Employees Observed or Interviewed: Scott Jahnke, Steve Gagnelius, Mike Saltis, Aaron Strand and Mike Tobin. (67 100%) Comments Posture, Movement: Sitting X For breaks, test driving equipment, completing paperwork Standing X To do repairs, maintenance on equipment, for welding, wiring. At work bench Walking X Same as above + to/from the stock room, toolbox, around large machines or equipment. On cement floors and on antifatigue floor mats (in some cases). Bending / Stooping X Repairing/maintaining/installing equipment. For wiring and under the dash or hood work. Twisting X For repair or maintenance work, large equipment or machines, etc. (see above) Low Level Position (kneel/squat/1/2 kneel) X Same as above + replacing tires, interior work, for light bulbs, wiring work in trucks, and creeper work. Crawling X Wiring under dash board or in trunk of vehicle. Crouching X Repairs, wiring, replacing parts (light bulbs) etc. Climb (stairs/ladder) X- -X Ladders/stairs to get parts, to work on repairs or equipment. May involve climbing onto equipment/trucks and where worker is elevated and balancing to do maintenance/repair work. 8-38 range. Balancing X- -X See above. Reaching -Forward X To do repairs/maintenance, reach and work with tools, installation and clean up tasks. Reaching-Overhead X- -X Same as above Reaching-Low Level X- -X Batteries, tire and brake work + same as above Reaching-behind/across X Hoist, for parts/tools/ hoses, + see above Push /Pull* X Wrenches, pry bars, hoses, light reels, carts, on tools for install/maintenance and repair work. *static force measurements: 40-60 lbs. rolling tool box, pull on hoses is 15-25 lbs., larger tools 40=80 lbs.
Job Task Analysis Physical Demand Checklist (Continued p. 2) Key Not at all 0-24 min./day 0-5 reps/ in 8 hour day 25 min. to 2.5 hours/day 6-100 reps in 8 hour day 2.51 to 5 hours/day 101-300 reps in 8 hour day (67 100%) 5.01 hours and over 301 to 500 + reps in 8 hr. day Additional Postures/Movements Other /Activity Comments Supine/Lying X- -X Work or inside of vehicles such as in the trunk/engine or to do under the dashboard wiring. Welding work. May involve use of a creeper. Abdominal/Stomach X Lean over or on an object/vehicle part during repair/maintenance (i.e.: changing spark plugs, for tune up work). Lifting: & Carrying Comments Up to 10 pounds X Smaller parts/tools, air impact gun=5lbs, wrenches, etc. 11 24 pounds X- -X Wheel rims, 1 air impact =16 lbs., blade ends, parts and equipment. Tools with longer handles such as 4 wrench. Wiring repairs/installs. 25 34 pounds X Equipment, batteries, parts. 35 50 pounds X- -X Equipment, tools, parts, 51 74 pounds X* Medium size tires (truck/car), larger parts, equipment/tools. Screen between sheriff car (take out/install). Sheriff car seats, etc. 75 99 pounds X*= day X*= night Mounting truck wheels, transfer case, shift shift Over 100 pounds X* Larger equipment/repairs/installation. Other/Comments: * There is an overhead hoist available for moving heavier parts. Two workers may and do help each other out to move heavier items/parts.
Job Task Analysis Physical Demand Checklist (Continued p. 3) Physical Demand Checklist Head & Neck - Upper & Lower Extremities Repetitive use of Arms/hands/fingers Comments Bend/Twist/Rotate arm/wrist/ forearm X Installation, repairs, with tools, to reach parts, etc. Elbow Flex/Ext Right: Same as above Left Same as above Simple grasping: Right X Welding, picking up and working with lighter tools or smaller tools, etc. Left X Same as above Firm grasping: Right: X Work with hoist, larger heavier tools or parts, with air impact equipment. Crimper work. To climb ladders or get on off equipment/trucks (pull self up to get on). Fine hand work: Right: X Writing work orders with preferred hand. Smaller more precise work, manipulating wires Pinch with Fingers: Lateral Right: X- -X Keying, with preferred hand =smaller washers 3- point Right: X X= wiring Writing on work orders with preferred hand, smaller parts, wiring word Left: X X=wiring Same as above 2-point Right: X Same as above Other/Comments: Repetitive use of the feet (ex., using foot controls) Right Rare use. Some machines such as the tire machine have foot pedal activation. Activation can be done with either / preferred foot. Left See above Both Only for walking, climbing etc. See page 1 of report. Posture of the head and neck: Static position Welding and wiring, mounting tires, with install, repair work, etc. Frequent Flexing Occasional/Rare extending Same as above Frequent rotating (right/left) Same as above Frequent side bending (right/left) Same as above Additional Comments: Looking to see and perform repair install maintenance work on equipment/trucks or sheriff vehicles. Many tasks involve awkward head and neck positions due to the space/area or type of work.
Job Task Analysis - Environmental Exposure Checklist The environmental exposure information was reviewed or completed by the human resources department of this company. Environmental Exposures Comments: Working around moving machinery Brake lathe, trucks or vehicles. Heavy machinery or equipment out in the yard and in the shop. When doing service calls for city equipment out in the field. Working at heights Repairs may be done on top of higher truck/equipment necessitating climbing. Ladder work. Congested area Wiring work, working under the hood, in smaller contained space of a vehicle or with heavy machinery/equipment. Working outside Service calls are rare. Inadequate lighting (task) Same as above; rare exposure. Glare Same as above + welding work. Exposure to heat and humidity Same as above (no welding) Exposure to cold Rare exposure. Using powered equipment Air impact tools, overhead hoist, and using other power tools/equipment. Vibration Same as above Slippery surfaces Spills in shop area (see chemicals below), wet floors from snow melt or rain. Chemical exposure: (specify) Inhalation Antifungal bomb, grease, oil, cleaners such as brake and carburetor cleaners, solvents, degreasers, paints, aerosols, and alcohol cleaning fluids. Respirators are available as needed. Ingestion No Skin contact See as inhalation above for the most part. Noise- interfering w/ communication Radiation (ionizing/non-ionizing) Welding only. Not every employee does welding. Hazardous waste/agents See chemical section above. Airborne infectious agents Rare exposure. Blood and/or bodily fluids Sheriff vehicle work. Risk - physical violence/aggression No Other Environmental Conditions: Sharp Edges Aluminum, new vehicle set-up, tools, wiring, etc. Dust Brake lathe, sanders, grinding, air blowing, cleaning. Exhaust (diesel) Heavy equipment/machinery/trucks. Propane Floor sweeper, forklift. Sensory Demands (Check all that apply) _X_ Hearing _X_ Speech _X_Near vision _X_Far vision _X_ Color vision X_ Spatial perception _X_ Tactile _X_Smell* _X_Taste Additional Comments: *Smell for burnt wiring, propane or other leaks. The physical and environmental demands of this job position were reviewed by these individuals for accuracy. It is recommended that at least two employees who perform the job and a supervisor (per facility) review this document. This document was reviewed by: Name & Title Date 1. 2. 3. 4.