A 6ft clay layer reaches 100% consolidation in 10 years and has a natural water content of 75%, what is the secondary compression settlement i the soil if the building life is expected to be 42 years. Report your answer to three decimal places and in inches. Coefficient of Secondary Compression, Ca 0.04 0.03 0.02 0.01 0 50 my 100 Average C for Completely Remolded Samples Falls in This Zone 150 Range Undisturbed Samples: Ca in Range of Virgin Compression 200 Natural Water Content, % FIGURE 7-21 Coefficient of secondary compression; C = ratio of decrease in sample height to initial sample height for one cycle of time on a logarithmic scale following completion of primary consolidation. Source: U.S. Department of the Navy (1971). Ca in Range of Recompression Lies Below This Upper Limit 250 300 350 400

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A 6ft clay layer reaches 100% consolidation in 10 years and has a natural water content of 75%, what is the secondary compression settlement in
the soil if the building life is expected to be 42 years. Report your answer to three decimal places and in inches.
Coefficient of Secondary Compression, Ca
0.04
0.03
0.02
0.01
0
50
Type your answer...
DIRTY
100
Average
C for Completely Remolded Samples Falls in This Zone
150
200
Natural Water Content, %
FIGURE 7-21 Coefficient of secondary compression; C = ratio of decrease in sample height to initial sample height for one cycle of
time on a logarithmic scale following completion of primary consolidation.
Source: U.S. Department of the Navy (1971).
Range
Undisturbed Samples:
Ca in Range of Virgin Compression
Ca in Range of Recompression
Lies Below This Upper Limit
250
300
350
400
Transcribed Image Text:A 6ft clay layer reaches 100% consolidation in 10 years and has a natural water content of 75%, what is the secondary compression settlement in the soil if the building life is expected to be 42 years. Report your answer to three decimal places and in inches. Coefficient of Secondary Compression, Ca 0.04 0.03 0.02 0.01 0 50 Type your answer... DIRTY 100 Average C for Completely Remolded Samples Falls in This Zone 150 200 Natural Water Content, % FIGURE 7-21 Coefficient of secondary compression; C = ratio of decrease in sample height to initial sample height for one cycle of time on a logarithmic scale following completion of primary consolidation. Source: U.S. Department of the Navy (1971). Range Undisturbed Samples: Ca in Range of Virgin Compression Ca in Range of Recompression Lies Below This Upper Limit 250 300 350 400
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