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Study Assesses Feasibility, Recommends Alternatives
The following is the Table of Contents for the 112-page feasibility study for restoring the Upper Truckee River, which was completed on March 6, 2006 by River Run Consulting of Truckee. The Executive Summary provides an overview of the findings and recommendations. A copy of the complete study is available to download. The link is available below the Table of Contents.
Table of Contents
|
EXECUTIVE SUMMARY |
1 |
|
INTRODUCTION |
5 |
|
Project Background and Objectives |
5 |
|
PROJECT OVERVIEW |
7 |
|
Geologic Setting |
7 |
|
Glaciation |
8 |
|
Soils |
9 |
|
Hydrology |
9 |
|
Pre-Disturbance Geomorphic Function |
10 |
|
Channel Patterns |
10 |
|
Sediment |
12 |
|
Channel Dynamics |
12 |
|
Woody Debris |
13 |
|
Land Use History |
14 |
|
Logging |
14 |
|
Ranching and Farming Operations |
15 |
|
Infrastructure |
15 |
|
Geomorphic Effects |
16 |
|
Channel Response |
16 |
|
Probable Future Trends |
19 |
|
Riparian Ecosystem Impacts |
21 |
|
Geomorphic Processes and Vegetation Communities |
22 |
|
Riparian Vegetation Impacts |
24 |
|
Terrestrial Habitat |
25 |
|
Aquatic Habitat |
27 |
|
Lower Upper Truckee River Restoration Opportunities |
28 |
|
BASIS OF RESTORATION DESIGN |
30 |
|
Chacteristics of Ecosystem Function |
30 |
|
Project Area Geomorphic Trends |
32 |
|
Recommended Restoration Approach |
34 |
|
Passive Restoration |
35 |
|
Active Restoration |
36 |
|
Summary of Recommended Design Approach |
40 |
|
PROJECT DESCRIPTION |
42 |
|
Design Goals and Objectives |
42 |
|
Design Components |
43 |
|
Passive Restoration |
43 |
|
Planform |
44 |
|
Profile 45 |
45 |
|
Grade Control |
46 |
|
Design Discharge and Channel Size |
47 |
|
Valley Flat Topographic Modifications |
52 |
|
Woody Debris |
53 |
|
Streambank Stabilization |
53 |
|
Historic Meanders |
54 |
|
Abandoned Existing Channel |
54 |
|
Vegetation Restoration |
55 |
|
Adaptive Management |
58 |
|
Construction Considerations |
58 |
|
Sanitary Sewer |
58 |
|
Bridge |
59 |
|
Phasing |
59 |
|
Flow Diversion |
60 |
|
Water Quality Protection Measures |
60 |
|
Access |
60 |
|
Conceptual Level Quantities |
61 |
|
Reducing Impacts of the New Golf Course |
62 |
|
ANTICIPATED AND POTENTIAL EFFECTS |
64 |
|
Water Quality |
64 |
|
Vegetation |
66 |
|
Mapping |
66 |
|
Vegetation Community Types |
69 |
|
Predicted Vegetation Community Changes |
76 |
|
Special-Status Species |
79 |
|
Wildlife |
79 |
|
Habitat Types in the Project Area |
79 |
|
Anticipated Effects on Focal Species |
81 |
|
Wildlife Opportunities and Constraints |
98 |
|
Fisheries and Aquatic Resources |
100 |
Research Restoration Feasibility Report (1.2 mb)
Figure 1 Upper Truckee River Location Map (318 kb)
Figure 2 Geology (556 kb)
Figure 3a Spoils Map (726 kb)
Figure 3b Soils Map Key (87 kb)
Figure 4 Upper Truckee River Hydrology (62 kb)
Figure 5 Historic Photo Locations (313 kb)
Figure 6 Delta Historic Photos (656 kb)
Figure 7 Highway 50 Meadow Photos (592 kb)
Figure 8 Historic Airport Photos (797 kb)
Figure 9 Historic Golf Course Photos (587 kb)
Figure 10 Channel Evolution Model (190 kb)
Figure 11 Channel Changes (Simon) (267 kb)
Figure 12 SH&G Stationing (325 kb)
Figure 13 Longitudinal Profile (95 kb)
Figure 14 Conceptual Project Overview (3.6 mb)
Figure 15 Project Details Lower (269 kb)
Figure 16 Project Details Middle (267 kb)
Figure 17 Project Details Upper (255 kb)
Figure 18 Restores Profile (162 kb)
Figure 19 Model Section (92 kb)
Figure 20 Transect Locations 293 kb)
Figure 21 Transects 550 cfs (203 kb)
Figure 22 Course Prox and Elevation (145 kb)
Figure 23 Existing Vegetation (3 mb)
Figure 24 Future Vegetation (3 mb)
Figure 25 Goshawk Habitat Suitability (1.3 mb)
Figure 26 Current WF Habitat (1.9 mb)
Figure 27 Future WF Habitat (1.9 mb)
Figure 28 Pine Martin Habitat (547 kb)
