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Cardwell Branch Watershed Master Plan
Cardwell Branch Watershed Master Plan
September 2007
Documents in PDF format.
Download Complete Report
(3.84 M)
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Cover and Table of Contents
(324 K)
Executive Summary
(831 K)
Section 1 - Introduction and Purpose
(515 K)
1.1 Introduction
1.2 Goals and Objectives
1.3 Public Participation Process
1.3.1 Open House Events
1.3.2 Newsletter and Website
1.3.3 Information Meetings
Section 2 - Watershed Inventory and Methodology
(515 K)
2.1 Watershed Inventory
2.2 Phase 1 Summary Discussion
2.3 Study Methodology
2.3.1 Hydrologic and Hydraulic Evaluation
2.3.2 Geomorphic Evaluation
2.3.3 Water Quality Assessment
Section 3 - Water Quality Assessment
(758 K)
3.1 Introduction
3.2 USGS Stream-Ecology Assessment
3.3 Methodology
3.3.1 Natural Resource Assessment
3.3.2 Stream Asset Inventory
3.3.3 Recommendation Rationale
3.4 Results and Conclusions
3.4.1 Natural Resource Assessment Results
3.4.2 Stream Asset Inventory Results
3.4.3 Conclusions
3.5 Watershed Management Recommendations
3.5.1 Riparian Corridor Enhancements
3.5.2 Stormwater Management Practices
3.5.3 Opportunity Area Locations
3.5.4 Vegetative Maintenance/Restoration/Protection Efforts
3.5.5 Habitat Corridors and Connectivity
3.5.6 Stream Stabilization Measures
Section 4 - Fluvial Geomorphic Evaluation
(363 K)
4.1 Introduction
4.2 USGS Geomorphic Assessment
4.3 Geomorphic Field Reconnaissance
4.4 Evaluation Results
4.4.1 Stream Stage Classification
4.4.2 Summary Discussion
4.5 Stream Improvements
Section 5 - Capital Improvement Projects
(1.21 M)
5.1 Problem Identification
5.1.1 Drainage Infrastructure
5.1.2 Habitable Buildings
5.1.3 Natural Streams
5.2 Primary Problem Area Improvements
5.2.1 Capital Improvement Projects
5.2.2 Prioritization
5.3 Secondary Problem Area Improvements
5.3.1 Habitable Building
5.3.2 Natural Streams
Section 6 - Implementation
(31 K)
6.1 Policy and Ordinances
6.2 Maintenance and Funding
6.3 Education Pro
6.4 Coordination Efforts
Section 7 - Implementation
(54 K)
Appendices
Appendix A - Digital Deliverables
Appendix B - Public Participation Materials
Appendix C - Stream Reach Descriptions/USGS Data Table
Appendix D - Drainage Structure Design Data
Appendix E - Opinion of Probable Construction Costs
Appendix F - Priority Ranking Worksheets
Appendix G - Structural BMP Implementation Guidance
Tables
5-1 Cardwell Branch Priority Ranking Results
Figures
1-1 Cardwell Branch Study Area Map
1-2 City of Lincoln Comprehensive Watershed Management Plan
2-1 Cardwell Branch Floodprone Areas
2-2 Tile 1 Floodprone Area Map
2-3 Tile 2 Floodprone Area Map
2-4 Tile 3 Floodprone Area Map
3-1 Cardwell Branch Existing Woodland Riparian Corridors and Native Prairie
3-2 Cardwell Branch Stream Quality Rating
3-3 Cardwell Branch Watershed Management Recommendations
4-1 Channel Evaluation Model (Simon 1989)
4-2 Cardwell Branch Geomorphic Processes
4-3 Cardwell Branch Shear Stress Values
4-4 Newbury-Style Grade Control Structure
5-1 Cardwell Branch CIP Locations
5-2 Cardwell Branch Secondary Problem Area Locations
5-3 Cardwell Branch Potential Regional Detention Basin
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