San Juan River/Delores Division 7 Durango RICD 06CW09 Report on Design, Functionality

• File Number: 06CW09
• Description: Report on the Design, Functionality, and Physical Characteristics of the Durango Boating Park as it Relates to the RICD Application
• State: CO
• Basin: San Juan/Dolores
• Water Division: 7
• Date: 2/15/2006
• Author: Recreation Engineering and Planning 485 Arapahoe Ave Boulder, CO 80302 Gary M. Lacy, P.E.
• Title: Report on the Design, Functionality, and Physical Characteristics of the Durango Boating Park as it Relates to the RICD Application
• Water Supply Pro - Doc Type: Report/Study

r�
C
C
0
C
Abstract................................................................................................ ............................... 3
Introduction.......................................................................................... ............................... 3
CurrentConditions ............................................................................... ............................... 5
The Animas River in Durango ......................................................... ............................... 5
SmelterBoating Park ....................................................................... ............................... 6
Geomorphic conditions at Durango Boating Park ............................... ............................... 8
Current Flows at the Proposed Boating Park Location .................... ............................... 9
AnimasRiver User Groups ................................................................ ............................... 11
TheCity of Durango ...................................................................... ............................... 12
Associated Design Criteria ........................................................ ............................... 12
Environmental Groups / Fishing ...................................................... ............................... 13
Associated Design Criteria: ...................................................................................... 14
CommercialRafting ....................................................................... ............................... 14
Associated Design Criteria: ...................................................................................... 15
LeisureBoater ................................................................................ ............................... 15
Associated Design Criteria: ...................................................................................... 17
Top -Level Boater ........................................................................... ............................... 17
Associated Design Criteria ........................................................ ............................... 18
Retailers / Residents ......................................................................... ............................... 18
Associated Design Criteria: ...................................................................................... 19
Spectators....................................................................................... ............................... 19
Associated Design Criteria: ......................................................................................
Other.............................................................................................. ............................... 19
AssociatedDesign Criteria: ...................................................................................... 20
ProposedImprovements ..................................................................... ............................... 21
Process........................................................................................... ............................... 21
DurangoBoating Park .................................................................... ............................... 22
Constructionissues: .......................................................................................................... 24
U- Structures ....................................................................................... ............................... 25
LowFlow ................................................................................... ............................... 29
HigherFlows .............................................................................. ............................... 30
Depthof flow ................................................................................. ............................... 32
Approximate dimensions and functionality of U- Structures designed for the Animas
River................................................................................................... ............................... 32
Necessary Flows for the Durango Boating Park ................................ ............................... 38
Conclusion......................................................................................... ............................... 48
References: ........................................................................................................................ 50
Appendix 1. Site selection DSP for the Durango Boating Park ....... ............................... 51
Appendix 2. Preliminary Design Plan for the Durango Boating Park ............................. 53
Appendix 3. Land Ownership Information ....................................... ............................... 55
Appendix 4. Location map Animas River: Durango Boating Park ... ............................... 57
2