(a) Any component may be installed above ground in the following situations, if the other applicable requirements of this part are complied with:
(1) Overhead crossings of highways, railroads, or a body of water.
(2) Spans over ditches and gullies.
(3) Scraper traps or block valves.
(4) Areas under the direct control of the operator .
(5) In any area inaccessible to the public.
(b) Each component covered by this section must be protected from the forces exerted by the anticipated loads.