Common cctv drain surveys problems in Sunderland
- ✓ Hidden cracks in ageing clay pipes beneath Victorian terraces
- ✓ Displaced joints causing leaks in Ashbrooke's period properties
- ✓ Root ingress at pipe connections from mature street trees
- ✓ Scale and deposit buildup from Northumbrian Water supply
- ✓ Structural damage from Coal Measures subsidence