SIXTY-EIGHTH CONGRESS. Sess. I. Ch. 264. 1924. 40], intendent of irrigation competent to pass upon water rights, not to exceed $2,500; one Held cost accountant, not to exceed $2,250; and p.i;§§°u°°’ °t°" °*‘ for traveling incidental expenses of officials and employees of the Indian irrigation service, including sleeping-car fare and a per diem not exceeding $3.50 in lieu of subsistence when actually employed in the Held and away from designated headquarters, not to exceed $6,500; not to exceed in all, $65,000; • For necessary surveys and investigations to determine the feasi- p.i,?,`Q°§ti§§c°i°‘ ”°" bility and estimated cost of new projects and wer and reservoir V°*·3°·¥>·8°8· sites on Indian reservations in accordance witllii) the provisions of section 13 of the Act of June 25, 1910, $1,000; For necessary surveys and investigations to determine the feasi- Mig; P“°b'°· N· bility and estimated cost of the Taos reservoir project, Taos Pueblo, w§¤f°¤Y=·¤¤¤··f¤¤¤¢¤+ New Mexico, $5,000; ' For cooperative stream gauging with the United States Geolog- S*'°°m ¤°°¥i¤8· ical Survey, $1,000; In all, for irrigation on Indian reservations, not to exceed R°‘“"’“'S°m°”*· $192,000, reimbursable as provided in the Act of August 1, 1914 V°'·3"·*’·582· (Thirty-eighth Statutes at Large, page 582): Provided, that no €S§°f*g’,;,cm_ part of this appropriation shall be expended on any irrigation system or reclamation progpct for which public fimds are or may be otherwise available: rovided further, That the foregoing Fl°°°d““"‘°°·°“° amounts appropriated for such purposes shall be available inter— changeably in the discretion of the Secretary of the Interior for the necessary expenditures for damages by Hoods and other un- Lim, , foreseen exig-incies: Provided, however, That the amount so inter- m°°' changed sha not exceed in the aggregate 10 per centum of all the amounts so appropriated. _ Gu R, For continuing the work of constructing the irrigation system em, L;,Y°' R°°°"“‘ for the irrigation of the lands of the Pima Indians in the vicinity · of Sacaton, on the Gila River Indian Reservation, Arizona, within dignlnnn. the limit of cost fixed by the Act of March 3, 1905 (Thirty-third °l'33’°‘m1' Statutes at Large, page 1081), $8,000; and for maintenance and operation of the pumping plants and canal systems $12,000; in $El{“§}{",‘f‘°!,52_ all, $20,000, reimbursable as provided in section 2 of the Act of Ai%gust 24, 1912 (Thirty-seventh Statutes at Large, page 522). or continuin the construction of the necessary cana s and struc- ,OlQ},‘g,"*g8°u*;{¤;_§3g_* tures to carry 5ie natural How of the Gila River to the Indian ac. Y lands of the Gila River Indian Reservation and to public and private lands in Pinal County, Arizona, reimbursable as rovided §g}§°g,'¤,jf*{;,0_ in the Indian Appropriation Act approved May »18, 1916, $250,000. C I Ri For continuing the construction of the necessary canals and lat- miiifm, X,i,_"°' R°“` erals for the utilization of water from the pumping plant on the Erwndina niimm Colorado River Indian Reservation, Arizona, as provided in the ”%°§f’;;,, ,,_m_ Act of April 4, 1910 (T hirty-sixth Statutes at Large, page 273), $20,000; and for maintaining and operating the pumping plant, canals, and structures, $35,000; in all, $55,000, reim ursab1e as provided in the aforesaid Act. _ _ _ For operation and maintenance of the Ganado irrigation pr0]ect, Arizona, reimbursable under such rules and regulations as the Secretary of the Interior may prescribe $3,500. For operation and maintenance of the pumping plants on the ,,§’;§“A’f,§Y*“R”“'* S9I\ Xavier Indian Reservation Arizona, $10,000, reimbursable out P¤¤¤1>i¤s¤1¤¤¢¤- of any funds of the Indians of this reservation now or hereafter available. For the operation and maintenance of pumping plants and for B“”"" the drilling of wells and installation of additiona pumping plants ,¤¤:¤}¤hw for the irrigation of lands on the San Carlos Reservation in Arizona, $27,200, to be paid from the fimds held by the United '°"{"‘"‘ States in trust for the Indians of such reservation: Provided, That """"‘