0 50 100 150 Kilometers 0 50 100 Miles 320-km (200-mi) Radius from Site LNP Site 40-km (25-mi) Radius from Site AREA I. BARE OR THINLY COVERED LIMESTONE Sinkholes are few, generally shallow and broad, and develop gradually. Solution sinkholes dominate. AREA II. COVER IS 30 TO 200 FEET THICK Consists mainly of incohesive and permeable sand. Sinkhole are few, shallow, of small diameter, and develop gradually. Cover-subsidence sinkholes dominate. AREA III. COVER IS 30 TO 200 FEET THICK Consists mainly of cohesive clayey sediments of low permeability. Sinkholes are most numerous, of varying size, and develop abruptly. Cover-collapse sinkholes dominate. AREA IV. COVER IS MORE THAN 200 FEET THICK Consists of cohesive sediments interlayered with discontinuous carbonate beds. Sinkholes are very few, but several large diameter, deep sinkholes occur. Cover-collapse sinkholes dominate. _ _ _ _ Progress Energy Florida Levy Nuclear Plant Units 1 and 2 Part 2, Final Safety Analysis Report LEGEND / LNP COL 2.5-1 Rev 0 Source: Modified from Sinclair and Stewart (1985, FGS Map Series 110) Figure 2.5.1-237 Sinkhole Types and a Sinkhole Risk Map File path: S:\11100\11151.001\figures\2_5_1_figures\LNP_FSAR_FIG02_05_01_237.ai; Date: [06/06/2008]; User: [sbozkurt] Predicted Sinkhole Types in Florida
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0 50 100 150
Kilometers0 50 100
Miles
320-km (200-mi) Radius from SiteLNP Site
40-km (25-mi) Radius from Site
AREA I. BARE OR THINLY COVERED LIMESTONESinkholes are few, generally shallow and broad, and develop gradually. Solution sinkholes dominate.AREA II. COVER IS 30 TO 200 FEET THICKConsists mainly of incohesive and permeable sand. Sinkhole are few, shallow, of small diameter, and develop gradually. Cover-subsidence sinkholes dominate.AREA III. COVER IS 30 TO 200 FEET THICKConsists mainly of cohesive clayey sediments of low permeability. Sinkholes are most numerous, of varying size, and develop abruptly. Cover-collapse sinkholes dominate.AREA IV. COVER IS MORE THAN 200 FEET THICKConsists of cohesive sediments interlayered with discontinuous carbonate beds. Sinkholes are very few, but several large diameter, deep sinkholes occur. Cover-collapse sinkholes dominate.
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Progress Energy Florida
Levy Nuclear PlantUnits 1 and 2
Part 2, Final Safety Analysis Report
LEGEND
/
LNP COL 2.5-1
Rev 0
Source: Modified from Sinclair andStewart (1985, FGS Map Series 110)
Figure 2.5.1-237
Sinkhole Types anda Sinkhole Risk Map
File path: S:\11100\11151.001\figures\2_5_1_figures\LNP_FSAR_FIG02_05_01_237.ai; Date: [06/06/2008]; User: [sbozkurt]
Predicted SinkholeTypes in Florida
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