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www.reference.com/article/sinkhole-e2500488ffe37389

Sinkholes are depressions or holes that form on the Earth's surface when the ground below erodes away. Sinkholes often indicate the presence of tunnels or caverns below the ground.

www.reference.com/article/causes-sinkholes-df0cfc56c6fe9387

Sinkholes form when rock erodes and dissolves due to contact with groundwater and run-off. Sinkholes are most common in areas containing high amounts of soft rock, such as limestone.

www.reference.com/article/sinkholes-922070fdcead9ea1

A sinkhole is the result of the surface layer of the ground collapsing, causing a depression to form beneath. Sinkholes can range in size from tiny to massive, anywhere between only a few feet in diameter to miles across. Sinkholes are found all over the earth, and whil...

www.reference.com/article/sinkholes-occur-a171fd906c6e0119

Sinkholes are most common in regions where the rock below the land's surface is soluble. They are particularly common in Central Florida because the area sits on large amounts of limestone. Other states where sinkholes are common include Alabama, Kentucky, Texas, Missou...

www.reference.com/article/sinkhole-insurance-4710fad95ea4f0f5

Sinkhole insurance is a form of coverage that is usually required for mortgage in areas that are prone to sinkholes. The state of Florida is a good example of where sinkholes are common, making sinkhole insurance necessary for homeowners. Florida Statute 627.706 require...

www.reference.com/article/like-inside-sinkhole-9966d2cb8927d693

Sinkholes occur when an underground void collapses, bringing the layers of earth and rock above it down with the collapse. The surface above the sinkhole suddenly drops, plunging anything in the area into a deep hole in the ground. Depending on the nature of the sinkhol...

www.reference.com/article/repair-sinkhole-4575d6c323fe40d3

Repair small sinkholes in the yard by inspecting the hole, carefully removing any debris inside, shoveling the outer edges of the hole to make it larger, and filling it with soil. Pack the soil down firmly into the hole, water the hole to encourage settling, and add mor...