Quick Answer
Gopher tunneling near foundations can increase soil voids and moisture movement around structures. Early intervention protects hardscape and reduces expensive repairs.
The Gear
- Soil probe
- Traps for perimeter runs
- Compaction tamper
- Marker paint
- Work gloves
The Process
- Survey perimeter soil for fresh mounds, sink spots, and cracking at edges.
- Map active zones and set traps in runs that parallel the structure.
- Backfill shallow voids with suitable fill and compact in thin lifts.
- Adjust irrigation to prevent over-saturated perimeter soil.
- Reinspect weekly and escalate to professional assessment if settlement continues.
Bagger Pro-Tip
Treat your slab edge like a castle wall—patrol the perimeter before the moat shows up.
Safety Warning
Persistent cracking or settlement may indicate broader structural issues; consult a licensed professional promptly.
Fix It
Get the gopher out of the perimeter — every day it stays is another foot of tunnel near your foundation.
- Victor Trap Tunnel Intercept — precise perimeter trapping for foundation runs
- Cinch Trap Mainline Set — effective in the tight runs that parallel slab edges
- Poison Bait Stations — good when tunnel access is limited near hardscape
- Castor Oil Soil Repellent — use as a perimeter buffer after active gophers are removed
The gear for this
- Trapping solves most of what causes this problem, and the gopher traps I actually set is the short list.
- When a run sits too deep or too far out to reach with a trap, the gopher bait I'd use covers the fallback and the safety caveats that come with it.