FWIW:

* A "Forest Supervisor may issue orders which close or restrict the use of described areas within the area over which he has jurisdiction. An order may close an area to entry or may restrict the use of an area by applying any or all of the prohibitions authorized in this subpart or any portion thereof." 36 C.F.R. 261.50(a).

* One of the authorized prohibitions is "camping." 36 C.F.R. 261.58(e).

* Another authorized prohibition is "[e]ntering an area without any firefighting tool prescribed by the order." 36 C.F.R. 261.52(g).

* In 1996 the Forest Supervisor for the San Bernardino National Forest issued an order prohibiting, among other acts: "[n]ot having a shovel or hand trowel in possession for burying human waste and fire control during overnight camping." San Bernardino National Forest restriction order no. 3, paragraph 1.