D.C. Code § 9-312
No street railway company shall use the bridge authorized by the Act of March 3, 1917 (39 Stat. 1018), for its tracks until such company shall have paid to the Treasurer of the United States a sum equal to one-sixth of the total cost of said bridge, to the credit of the General Fund of the District of Columbia.
Mar. 3, 1917, 39 Stat. 1018, ch. 160
Feb. 22, 1921, 41 Stat. 1144, ch. 70, § 7
June 28, 1944, 58 Stat. 533, ch. 300, § 18
1973 Ed., § 7-512.
1981 Ed., § 7-512.