// CODE SNIPPET
1810.7.4 Structural Core and Steel Reinforcing
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The gross cross-sectional area of the structural steel core or bundled center reinforcing shall not exceed 30 percent of the gross area of the caisson. For reinforcing placed at the perimeter of the caisson, the area of the reinforcing shall not exceed 8 percent of the area inside the casing. Minimum concrete cover shall be in accordance with Table 1808.2.13.
Steel reinforcing shall be spliced in accordance with the requirements of ACI 318.