Common cctv drain surveys problems in Wigan
- ✓ Mining subsidence gradient assessment for properties with recurring drainage problems
- ✓ Pre-purchase surveys in Wigan's Victorian terrace and post-war estate stock
- ✓ Shared drainage responsibility mapping for terrace properties
- ✓ Structural condition assessment for Wigan's oldest drainage infrastructure
- ✓ Groundwater infiltration assessment near the River Douglas corridor