The provisions of this chapter shall apply to the construction of a retaining wall in any R or RF zone.
D.C. Mun. Regs. tit. 11, r. 11-C1400
The provisions of this chapter shall apply to the construction of a retaining wall in any R or RF zone.
D.C. Mun. Regs. tit. 11, r. 11-C1400