{"id":216,"date":"2023-11-02T10:32:44","date_gmt":"2023-11-02T10:32:44","guid":{"rendered":"https:\/\/www.geostabilization.com\/ca\/?page_id=216"},"modified":"2026-01-16T22:52:29","modified_gmt":"2026-01-16T22:52:29","slug":"sinkhole-repair","status":"publish","type":"page","link":"https:\/\/www.geostabilization.com\/ca\/solutions\/ground-improvement\/sinkhole-repair\/","title":{"rendered":"Sinkhole Repair"},"content":{"rendered":"\n\n
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GROUND IMPROVEMENT SOLUTIONS<\/h4>\n

Sinkhole Repair<\/b><\/h2>\n

GeoStabilization International provides engineered sinkhole repair and ground stabilization services that restore support, reduce settlement risk, and protect people and infrastructure across Canada. GSI\u2019s teams identify subsurface voiding, define the mechanisms driving instability, and implement repair strategies designed for long-term performance, not temporary patchwork.<\/span><\/p>\n

From karst-influenced ground in eastern Ontario and Qu\u00e9bec to settlement-prone urban corridors in Alberta and British Columbia, GSI delivers durable sinkhole remediation programs that restore structural reliability and reduce future risk.<\/span><\/p>\n

Contact Us<\/a><\/p>\n <\/div>\n

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What Causes Sinkholes?<\/b><\/h2>\n

Sinkholes occur when the ground loses support beneath the surface, creating voids that can collapse without warning. Some sinkholes are naturally driven, especially in areas with soluble bedrock such as limestone or gypsum, but many failures are triggered or accelerated by water movement and human activity.<\/span><\/p>\n

Common sinkhole causes include:<\/strong><\/h4>\n

Bedrock dissolution and erosion<\/b> due to groundwater flow<\/span><\/p>\n

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Leaking or broken utilities<\/b> that wash out supporting soils<\/span><\/p>\n

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Poorly compacted backfill<\/b> after construction or trenching<\/span><\/p>\n

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Changes in groundwater levels<\/b> from pumping, dewatering, or prolonged drought<\/span><\/p>\n

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Subsurface voids<\/b> associated with old infrastructure, storm systems, or legacy workings<\/span><\/p>\n

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GSI begins with geotechnical investigation and field evaluation to determine the extent of voiding and select a repair method that addresses the underlying failure mechanism.<\/span><\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n\n\n\n\n\n

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Sinkhole Repair and Remediation Methods<\/b><\/h2>\n

No two sinkholes behave the same. GSI designs repairs based on soil type, void geometry, groundwater conditions, and the structure or asset at risk. Solutions may include:<\/span><\/p>\n <\/div>\n\n

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