Maricopa Community Colleges  IRW171   19952-20086 
Official Course Description: MCCCD Approval: 07/22/08
IRW171 19952-20086 L+L 3 Credit(s) 4 Period(s)
Ironworking Safety II
Specific safety considerations for iron workers including nonelectrical equipment, cranes, steel handling, welding and burning, fires and extinguishers, and miscellaneous equipment.
Prerequisites: IRW170 and apprentice status or permission of the Apprenticeship Coordinator.
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MCCCD Official Course Competencies:
 
IRW171   19952-20086 Ironworking Safety II
1. Describe the safety precautions observed when using non- powered equipment and identify hazards associated with this equipment. (I)
2. Describe the safety precautions which must be observed when using cranes. (II)
3. Describe the safety precautions which must be observed during all aspects of steel erection and identify hazards in these situations. (III)
4. Describe the safety precautions which must be observed during all aspects of welding and burning. (IV)
5. Describe the safety precautions which must be observed with flammable liquids. (V)
6. Select the appropriate fire extinguisher for a specific type of fire. (V)
7. Describe the safety precautions which must be observed when using compressed air, portable reamer-drills, air-power hand tools, safety nets, respirators, hydraulic jacks, portable grinders, skip boxes, Helicopters, and lasers. (VI)
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MCCCD Official Course Outline:
 
IRW171   19952-20086 Ironworking Safety II
    I. Non-powered Equipment
        A. Ladders
          1. Safety Precautions
          2. Hazard Recognition
        B. Scaffolding
          1. Safety Precautions
          2. Hazard Recognition
        C. Ramps, Runways, Aisles, Pathways
      II. Cranes
          A. Switches
          B. Operation Near Powerlines and Towers
          C. Electrical Clearances
          D. Hazard Recognition
          E. Crane Capacity
          F. Blocking and Outriggers
        III. Steel Structures
            A. Handling and Erection
              1. Safety Precautions
              2. Hazard Recognition
              3. Clothing
            B. Unloading, Storing, and Hauling
            C. Connecting
            D. Plumbing and Guying
            E. Bolting and Riveting
              1. Equipment
              2. Safety Precautions
            F. Working Around Open Water
              1. Safety Precautions
              2. Hazard Recognition
            G. Working Underground
              1. Safety Precautions
              2. Hazard Recognition
            H. Demolition Planning Control
          IV. Welding and Burning
              A. Tanks and Containers
              B. Fire Prevention
              C. Cylinders
              D. Acetylene Generators and Pipelines
              E. Torches and Regulators
              F. Oxyacetylene Process
              G. Backfires and Flashbacks
              H. Shutting Down
              I. Electric Welding
              J. Equipment
              K. Hazard Recognition
            V. Fires
                A. Flammable Liquids
                B. Classes of Fires
                C. Extinguishers
                  1. Carbon Dioxide
                  2. Dry Chemical
                  3. Foam
                  4. Water
                  5. Soda-Acid
              VI. General Safety
                  A. Compressed Air Hazards
                    1. Safety Precautions
                    2. Air Hoses and Lines
                  B. Portable Reamer-Drills
                    1. Hazards
                    2. Personal Protective Equipment
                    3. Safeguarding
                    4. "High-Cycle" Equipment
                    5. Air-powered Equipment
                    6. Drill Bits and Spindles
                    7. Use of Equipment
                    8. Defective Equipment
                  C. Air-powered Hand Tools
                    1. Guarding
                    2. Protective Equipment
                    3. Selection Of proper tools
                    4. Inspection and Maintenance
                    5. Abrasive Tools
                    6. Twist Tools
                    7. Air-powered Tools
                    8. Percussion Tools
                  D. Safety Nets
                  E. Lifting
                  F. Positioning
                  G. Respirators
                    1. Types
                    2. When to use
                    3. Selection
                    4. Physical Requirements
                    5. Training
                    6. Cleaning
                    7. Inspection
                    8. Storage
                    9. Air Testing
                    10. Emergencies
                    11. Breathing Compressors
                  H. Hydraulic jack
                  I. Portable Grinder
                    1. Guards
                    2. Care and Installation of Stones
                    3. Use of Grinders
                  J. Skip Box
                  K. Helicopters
                  L. Lasers
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