| CC - Crack Circumferential - 1 |
| CL - Crack Longitudinal - 2 |
| CM - Crack Multiple - 3 |
| CS - Crack Spiral - 2 |
| DAE - Deposits Attached Encrustation - 2 |
| DAGS - Deposits Attached Grease - 2 |
| DAZ - Deposits Attached Other - 2 |
| DSF - Deposits Settled Fine Silt/Sand - 2 |
| DSZ - Deposits Settled Other - 2 |
| DSZ - Deposits Settled Other - 3 |
| DSZ - Deposits Settled Other - 4 |
| DSZ - Deposits Settled Other - 5 |
| FC - Fracture Circumferential - 2 |
| FL - Fracture Longitudinal - 3 |
| FM - Fracture Multiple - 4 |
| FS - Fracture Spiral - 3 |
| HSV - Hole Soil Visible - 5 |
| HVV - Hole Void Visible - 5 |
| IR - Infiltration Runner - 4 |
| IS - Infiltration Stain - N/A |
| ISSR - Intruding Sealing Ring - 2 |
| IW - Infiltration Weeper - 2 |
| LFB - Lining Features Blistered - 3 |
| LFD - Lining Features Detached - 3 |
| LFDL - Lining Features Delamination - 3 |
| LFPH - Lining Features Pinholes - 3 |
| MCU - Misc. Camera Underwater - 4 |
| MSA - Misc. Survey Abandoned - N/A |
| MWLS - Misc. Water Level Sag - 2 |
| MWLS - Misc. Water Level Sag - 3 |
| MWLS - Misc. Water Level Sag - 4 |
| OBJ - Object Wedged in Joint - 2 |
| OBM - Pipe Material in Invert - 2 |
| RFB - Roots Fine Barrel - 2 |
| RFC - Roots Fine Connection - 1 |
| RFJ - Fine Roots at a Joint - 1 |
| RFL - Fine Roots Lateral - 1 |
| RMJ - Medium Roots at a Joint - 3 |
| RML - Medium Roots at a Joint Connection - 3 |
| RPP - Point Patch Repair - N/A |
| SAM - Surface Damage Aggregate Missing - 4 |
| SAP - Surface Damage Aggregate Projecting - 3 |
| SAV - Surface Damage Aggregate Visible - 3 |
| SMW - Surface Damage Missing Wall - 5 |
| SRI - Surface Damage Roughness Increased - 1 |
| SRIC - Surface Damage Chemical Roughness Increased - 1 |
| SRP - Surface Damage Reinforcement Projecting - 3 |
| SRV - Surface Damage Reinforcement Visible - 5 |
| SSS - Surface Damage Surface Spalling - 2 |
| SSSC - Surface Damage Chemical Surface Spalling - 2 |
| SZ - Surface Damage Other - N/A |
| TBA - Tap Break-In/Hammer Activity - N/A |
| TBD - Tap Break-In/Hammer Defective - 3 |
| TFA - Tap Factory Made Activity - N/A |
| TFD - Tap Factory Made Defective - 2 |