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D.C. Mun. Regs. tit. 12-A, ch. 18 – Soils and Foundations | Midpage
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District of Columbia Municipal Regulations
Title 12
12-A
Chapter 12-A18
D.C. Mun. Regs. tit. 12-A, ch. 18
Soils and Foundations
District of Columbia, Office of the Secretary
12-A1809
Shallow Foundations