166 



18 



1 (3) Monies from the fund, including interest, shall be 



2 expended by the concessioner solely as directed by the Sec- 



3 retar\' for aeti\dties and projects within the park which 



4 are consistent with the park's general management plan, 



5 concession plan, and other applicable plans, and which the 



6 Secretary determines will enhance public use, safety, and 



7 enjoyment of the park, including but not limited to 



8 projects which directly or indirectly support concession fa- 



9 cilities or services required by the concession contract. 



10 Projects paid for from the fund shall not include routine, 



1 1 operational maintenance of facilities. A concessioner shall 



12 not be allowed to make any advances or credits to the 



13 ftmd. 



14 (4) A concessioner shall not be granted any interest 



15 in improvements made from fund expenditures, including 



16 any interest granted pursuant to section 12. 



17 (5) Nothing in this subsection shall affect the obliga- 



18 tion of a concessioner to insure, maintain, and repair any 



19 stmcture, fixture, or improvement assigned to such con- 



20 cessioner and to insure that such structure, fixture, or im- 



21 provement fully complies with applicable safety and health 



22 hiws and regulations. 



23 (()) The concessioner shall maintain proper records 



24 for all expenditures made from the fund. Such records 



25 shall include, but not be limited to invoices, bank state- 



