• 14-07 Trap arm
• 14-05 Gang trap
• 13-23 Tubular sink waste
• 13-18 Gang trapping pedicure chairs
• 13-14 Industrial process
• 13-13 Reducers
• 13-10 Concealed overflow
• 11-02 HWT hub drain
• 11-01 Manholes
• 11-15 Fixture outlet trap seal
• 11-13 WC carrier wet vent
• 09-10 Centre outlet waste fitting
• 09-09 Waste pipe offset
• 09-07 P-trap serving as kitchen cleanout
• 08-32 Group home grease interceptor
• 08-30 Ancillary building sewage ejector
• 06-32 Elevator shaft drainage
• 08-24 Back water valves
• 06-34 Manholes inside a building
• 06-29 Cleanout location
• 08-27 Laundry standing waste
• 08-22 Building drain
• 08-19 Backwater valves
• 08-15 Vertical leg/plane
• 08-02 Elevator sump
• 04-44 Cleanout on vertical change of direction
• 04-46 Discharge pipe connection
• 05-01 Oil interceptor as fixture trap
• 05-23 Number of fittings on drainage piping downstream of urinal
• 05-26 Horizontal branch size
• 05-28 Gang trap fume hoods with laboratory sinks