Foundation details for single and multi-pile concrete pile caps supporting concrete or steel columns. Detail PC1 shows a square 4 foot 6 inch by 4 foot 6 inch pile cap centered on a 30-inch diameter pile with symmetrical reinforcing bars A through D. Detail PC2 shows a rectangular 13 foot by 5 foot 6 inch pile cap supporting a column between two 30-inch diameter piles with perimeter and interior reinforcing bars. Dimensions establish column and pile centerlines, edge clearances, and symmetric spacing.
4'-6" 4'-6" ø30"DIA PC1 2'-9" 3'-9" 3'-9" 2'-9" 5'-6" 2'-9" 2'-9" ø30"DIA PC2 CL OF COL AND PILE, SYMM 2'-3" 2'-3" 2'-3" 2'-3" SYMM CL OF COL AND PILE BARS "B" & "D" BARS "A" & "C" CONC OR STL COL PILE BARS "B" & "D" BARS "A" & "C" CL OF COL AND PILE, SYMM 13'-0" CONC OR STL COL PILE, TYP SYMM CL OF COL AND PILE
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