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← TechnologyWhich risk increases when improperly compacting soil around a buried, reinforced concrete column?
A)Increased hydrostatic pressure on column
B)Reduced concrete compressive strength rating
C)Accelerated rebar electrochemical half-cell corrosion
D)Decreased resistance to buckling failures✓
💡 Explanation
Decreased resistance to buckling increases because inadequate compaction results in insufficient lateral support. The column experiences increased effective length; therefore buckling resistance lowers dramatically rather than alternatives such as increased hydrostatic pressure, which compaction does not mitigate.
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