43 C.F.R. § 423.60 How special use areas are designated.
Title 43 - Public Lands: Interior
(a) After making a determination under paragraph (b) of this section, an authorized official may: (1) Establish special use areas within Reclamation facilities, lands, or waterbodies for application of reasonable schedules of visiting hours; public use limits; and other conditions, restrictions, allowances, or prohibitions on particular uses or activities that vary from the provisions of subpart C of this part 423, except §423.28; and (2) From time to time revise the boundaries of a previously designated special use area and revise or terminate previously imposed schedules of visiting hours; public use limits; and other conditions, restrictions, allowances, or prohibitions on a use or activity. (b) Before taking action under paragraph (a) of this section, an authorized official must make a determination that action is necessary for: (1) The protection of public health and safety; (2) The protection and preservation of cultural and natural resources; (3) The protection of environmental and scenic values, scientific research, the security of Reclamation facilities, the avoidance of conflict among visitor use activities; or (4) Other reasons in the public interest.
Title 43: Public Lands: Interior
PART 423—PUBLIC CONDUCT ON BUREAU OF RECLAMATION FACILITIES, LANDS, AND WATERBODIES
Subpart E—Special Use Areas
§ 423.60 How special use areas are designated.