After we identified a sink hole inside an attached garage of a house, we removed the brick stoop and water heater, demolished the garage slab, undercut the soft soils, then backfilled the excavation and compacted the soil in lifts. The use of the device in this picture is foreign to most contractors.
Outdoor Contracting Services
Outdoor Contracting Service Type
Sinkhole Remediation and Repair
Outdoor Life, Inc.,
Charlotte, NC and Regional Area
Sinkhole formation is often triggered after the collapse of a soil bridge caused by the gradual internal erosion of the overburden into the cavities below, typically the result of an active water source moving particles of soil until the bridge collapses.