Common cctv drain surveys problems in Southwark
- ✓ Root infiltration through open joints in Victorian clay pipes
- ✓ Joint displacement from London Clay shrink-swell ground movement
- ✓ Cracked or collapsed pipe sections beneath London gardens and driveways
- ✓ Build-up of scale and deposits obscuring structural defects
- ✓ Unclear Thames Water vs. private responsibility boundaries on older systems