Inland waterway navigability standard GB50139-2004

Author: Ministry of Transport of the People's Republic of China
Publisher: China Planning Press
Publication Date: 2004-04-01
Features:
1. General Provisions
2. Terms
3. Waterways
4. Locks
5. River Crossings
6. Navigation Water Levels
Appendix A: Calculation Methods for Water Depth and Width of Waterways in Natural and Regulated Rivers
Appendix B: Calculation Methods for Effective Dimensions of Locks
Appendix C: Calculation Methods for Navigation Clear Width of River Crossings in Natural and Regulated Rivers
Explanation of Terminology Used in This Standard
Supplementary: Explanation of Provisions