| 307 - Foul Sewer Redundant Node; Redundant, 307 - Foul Sewer Node |
| 289 - Foul Sewer Redundant Treatment Plant |
| 280 - Foul Sewer Redundant Pump Station |
| 268 - Foul Sewer Redundant Unpsecified |
| 262 - Foul Sewer Redundant Vent |
| 261 - Foul Sewer Redundant Outlet |
| 259 - Foul Sewer Redundant Lamphole |
| 258 - Foul Sewer Redundant Inspection Opening |
| 251 - Foul Sewer Redundant Standard Manhole |