§ 21-328 Bench marks
Frequent bench marks shall be established along the line, on permanent objects, and their elevation recorded in the field books.
History
Code 1919, § 1750; 1920, p. 610; 1926, p. 611.
This is the 2026 edition of the code. This is the current edition. It was last updated Aug 02, 2026. Browse all editions.