In order to accomplish its purposes, these regulations are established to:
A. Restrict or prohibit uses that are dangerous to health, safety or property in times of flood, or cause excessive increases in flood heights or velocities.
B. Require that uses vulnerable to floods, including facilities which serve such uses, be protected against flood damage at the time of initial construction.
C. Control the alteration of natural floodplains, stream channels, and natural protective barriers, which are involved in the accommodation of floodwaters.
D. Control filling, grading, dredging and other development which may increase flood damage.
E. Prevent or regulate the construction of flood barriers which will increase flood hazards to other lands. (1990 Code § 12-503)