Florida Sinkholes  

Sinkhole:77-536 (Seminole County, 1986)

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Sinkhole Reference Number: 77-536
Verified Sinkhole:
Date: Jan. 9, 1986
USGS Quadrangle Name: Forest City T-40
Size Dimensions: Measured
Shape of Sinkhole: Circular
Length: 8 ft
Width: 8 ft
Depth: 18 ft
Slope of Sides: 90
Water Visible: Yes
Water Below Land Surface: -
Limestone Visible: No
Cave Visible: Yes
Subsidence Rate: Rapid
Triggering Mechanisms: Well Drilling
Pre-collapse indicators: 0
Property Damage: Yes
Sinkhole Repaired: Yes
Repair Planned: No
Landuse Codes: Urban (Medium/High Density Residential)
Soil Type: Med To Fine Quartz Sand, Organ
Comments: SINKHOLE INDUCED BY ARDAMAN'S INVESTIGATIVE DRILLING, SEE CODE.. ENGINEER: WILLIAM R. SHESTAK, P.E. - ARDAMAN & ASSOCIATES. SEE 77-535. . . . .


Source: Florida Department of Environmental Protection

 
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