2 - A boring was taken and a split spoon sampler was advanced with a 140 pound donut hammer falling 30" to advance a split spoon sampler into the subgrade. The number of blows needed to advance the split spoon 18 inches at 6 inch intervals was 10 – 16 - 14. What is the SPT uncorrected N value.
2 - A boring was taken and a split spoon sampler was advanced with a 140 pound donut hammer falling 30" to advance a split spoon sampler into the subgrade. The number of blows needed to advance the split spoon 18 inches at 6 inch intervals was 10 – 16 - 14. What is the SPT uncorrected N value.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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
Transcribed Image Text:2 - A boring was taken and a split spoon sampler was advanced with a 140 pound donut hammer falling 30" to advance
a split spoon sampler into the subgrade. The number of blows needed to advance the split spoon 18 inches at 6 inch
intervals was 10 - 16 - 14. What is the SPT uncorrected N value.
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