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Show ix Navigation-Continued Page International Commissions______________________________ 121 International Joint Commission_______________________ 121 International Boundary and Water Commission, United States and Mexico________________________________ 122 Summary_____________________________________________ 123 Use_______________________________________________ 123 Improvement_______________________________________ 124 Protection---------___________________________________ 125 International Waters________________________________ 125 Chapter 4 Flood Control_____________________________________________ 127 Jurisdiction___________________________________________ 133 Preparing for Projects_________________________________ 134 Examinations and Surveys---------------------------------------- 134 Cooperation with Other Agencies______________________ 135 River and Harbor Board____________________________ 135 Authorization of Projects___________________----------.-------- 136 General Limitations_________________________________ 136 Continuing Authorizations____________________________ 136 Small Projects__________________________________ 136 Rescue Work, Repair, Maintenance, and Modification__ 137 Bank Protection: Highways, Bridge Approaches, and Public Works_________________________________ 138 Highways, Railways, and Utilities_________________ 138 Removal of Obstructions and Clearing Channels_____ 138 Evacuation of Flooded Areas______________________ 138 Insufficient Authorization_________________________ 139 Water Supply-_______________---------------------------- 139 School Facilities________________________________ 140 Railroad Bridges Altered at Federal Expense-______ 140 Bridges, Future Power, and Fishways______________ 141 Mississippi River____________________________________ 141 Flood Control at Reclamation Projects_________________ 142 A Special Case_____________________________________ 142 Restrictions on Legislative Consideration________________ 142 Funds_________________________________________________ 143 Contributions and Advances--------------------------------------- 143 Navigation and Project-Authorization Laws___________ 144 Local Cooperation___________________________________ 144 Planning for Construction Program____________________ 146 Services of Other Agencies____________________________ 146 Weather Bureau____________________________________ 146 Prosecution of Projects________________'.--------------------------- 146 Operation of Projects____________________________________ 147 International Commissions_______________________________ 148 Summary______________________________________________ 149 |