728 PUBLIC LAWS-CHS. 452 , 453-AUG. 4, 1947 [61 STAT. 39Stat. 745. September 7, 1916, as amended (5 U. S . C ., ch. 15), as though he were Ante, p. 451. an employee, as defined in such Act, who had sustained such injury in the performance of duty. Service credit. SEC. 5 . Persons included under section 2 of this Act shall not be subject to the provisions of the Civil Service Retirement Act of 46US.tCsatC4 . 6 8 May 29, 1930, as amended (5 U. S . C. ch. 14), except that in the event any such person later becomes subject to the provisions of such Retirement Act, his service as a student employee shall be credited in accordance with the provisions of such Retirement Act. emporary detail, SEC. 6 . If any person included in section 2 is, pursuant to the order of the head of the department, agency, or instrumentality con- cerned, or the Commissioners of the District of Columbia, as the case may be, temporarily detailed to or affiliated with any other Government or non-Government institution, to procure necessary supplementary training or experience, his status as a student- employee shall not be considered terminated by reason of such detail or affiliation, but he may receive his stipend and other perquisites provided under this Act from the hospital, clinic, or laboratory to which he is assigned or attached for only sixty days of such detail or affiliation for each training year (as defined by such head of Travel epenses such Commissioners). Where the detail or affiliation under this section is to or with another Federal institution the student- employee shall be paid his necessary expenses of travel to and from such institution in accordance with the Standardized Government 54s.ts t c. 8§§821-34 Travel Regulations and the provisions of the Subsistence Expense Act of 1926, as amended (5 U. S . C., ch. 16). dRights, etc. of stu SEC. 7. This Act shall not be construed as affecting in any way the compensation, rights, or benefits of student nurses receiving training in accordance with the Act of June 15, 1943, as amended 7 tat. 13. (50 U. S. C., App., 1451, and the following). SEC. 8. Nothing contained in this Act shall be construed as limiting any authority conferred upon the Administrator of Veterans' 38 U .7 .C . 15- Affairs by the Act of January 3, 1946 (Public Law 293, Seventy- 15n. ninth Congress). ndilabii. SEC. 9. Funds now or hereafter appropriated to the departments, agencies, and instrumentalities of the Federal Government and to the District of Columbia for the expenses of their respective hospitals, clinics, and laboratories to which persons included in section 2 are assigned or attached are hereby made available and authorized for carrying out the provisions of this Act with respect to such persons. Approved August 4, 1947. [CHAPTER 453] August 4,1947 AN ACT [H. R. 2776] To extend the times for commencing and completing the construction of a toll [Public Law 331] bridge across the Rio Grande, at or near Rio Grande City, Texas. Be it enacted by the Senate and House of Representatives of the Riorande. United States of America in Congress assembled, That the times for commencing and completing the construction of a toll bridge across the Rio Grande, at or near Rio Grande City, Texas, authorized to be 648 built by Gus A. Guerra, his heirs, legal representatives, and assigns, tt 748. by an Act of Congress approved July 31, 1946, is hereby extended one year from July 31, 1947. SEC. 2. The right to alter, amend, or repeal this Act is hereby expressly reserved. Approved August 4, 1947.