33 CFR 207.170c: c Kissimmee River, navigation locks between Lake Tohopekaliga and Lake Okeechobee, Fla.; use, administration, and navigation.

(a) The owner of or agency controlling the locks shall be required to open the navigation locks upon demand for passage of vessels during the following hours and periods:

Locks S-61, S-65, and S-65E

Monday through Friday All year 7:00 a.m. to 6:00 p.m.

Saturday and Sunday Mar. 1 through Oct. 31 5:30 a.m. to 7:30 p.m.

Do Nov. 1 through Feb. 28 5:30 a.m. to 6:30 p.m.

Lock S-65A

Seven days a week All year 8:00 a.m. to 5:00 p.m.

Locks S-65B, S-65C, and S-65D

Monday through Friday All year 8:00 a.m. to 5:00 p.m.

Saturday and Sunday Mar. 1 through Oct. 31 5:30 a.m. to 7:30 p.m.

Do Nov. 1 through Feb. 28 5:30 a.m. to 6:30 p.m.

(b) The owner of or agency controlling the locks shall place signs, of such size and description as may be designated by the District Engineer, U.S. Army Engineer District, Jacksonville, Florida, at each side of the locks indicating the nature of the regulations of this section.