Maricopa Community Colleges  ABA173   19972-20002 
Official Course Description:   MCCCD Approval:  10/22/96  
ABA173      19972-20002 LEC 1 Credit(s) 1 Period(s)
Installing Roof, Floor and Area Drains
Drain components, special purpose drains, specific requirements for roof and floor drains. Installation procedures for roof, floor and area drains. Prerequisites: (Indentured status with the Arizona Builders Alliance and ABA172) or permission of the apprenticeship coordinator.
 
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MCCCD Official Course Competencies:
 
ABA173   19972-20002 Installing Roof, Floor and Area Drains
1. List and describe the basic parts that make up roof, floor and area drains. (I)
2. List and describe the purpose of specific special drains. (II)
3. Explain how to determine specific requirements for roof and floor drains. (III)
4. Describe specific procedures for installing roof drains. (IV)
5. Describe specific procedures for installing floor and area drains. (V)
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MCCCD Official Course Outline:
 
ABA173   19972-20002 Installing Roof, Floor and Area Drains
    I. Drain Components
        A. Drain body
          1. Cast iron
          2. Plastic
          3. Stainless steel
          4. Porcelain enameled cast iron
          5. Sediment bucket
        B. Grate/Dome
        C. Deck clamp
        D. Clamping ring
        E. Drain receiver
        F. Extensions
        G. Strainers
      II. Special Drains
          A. Can wash drain
            1. Sediment bucket
            2. Side/bottom outlets
            3. Water supply
            4. Remote valve
          B. Floor sinks
            1. Easy clean finish
            2. Strainer
          C. Flushing drains
            1. Water supply to trap
            2. Valve and vacuum breaker
          D. Trap primer
        III. Drain Requirements
            A. Plumbing codes
              1. Traps and strainers
              2. Size
              3. Material
              4. Flat decks
              5. Roof drain flashings
            B. Plans and specifications
            C. Health department regulations
          IV. Roof Drains
              A. Layout and cut opening
              B. Attach drain body
                1. Drain clamp
                2. Drain receiver
              C. Connect to piping system
                1. Caulked joint
                2. No-hub
                3. Compression
                4. Threaded
                5. Solvent welding (plastic pipe)
              D. Expansion joints
              E. Waterproof membrane or flashing
              F. Check drain following roof completion
            V. Floor and Area Drains
                A. Drain location
                  1. Plans and specifications
                  2. Elevation measurement
                B. Drain support
                  1. Fill
                  2. Supporting pipe or rods
                C. Damage prevention
                  1. Plug pipe
                  2. Remove/protect grate
                D. Waterproof membranes
                  1. Showers
                  2. Laboratories
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