San Dieguito Wetland Restoration

1
San Dieguito Wetland Restoration

• Update on Progress by SCE
• June 3, 2004

2
Final Design and Permits Update

• Work Completed
• Work in Progress
• Summary of Findings
• Schedule to Construction
• Discussion
• Modifications to Final Plan
• Other

3
Work Completed

• New Aerial Photography
• X-sections of River Bottom
• New 1 foot contour mapping
• Identification of existing utility conflicts
• Coordination with City of San Diego and City of
  Del Mar
• Coordination with JPA Trail Design
• Confirmation of Ownerships
• Geotechnical investigation
• Draft Grading Plan
• Updated Hydraulic Analysis based on new mapping
• Submitted Applications for City of Del Mar Permits

4
Work in Progress

• Final Grading Plans
• Planting Plans
• JPA Trail Plans
• Conditional Letter of Map Amendment (CLOMR) from
  FEMA
• Resource Agency Permits

5
Summary of Findings

• Changes in Base Map
• No significant changes in graded areas
• Shift in river channel East of I-5
• Significant scour near Jimmy Durante Bridge
• Grading
• No significant changes in earthwork
• Creates required wetlands
• Basic Concept of Final Plan Validated

6
Schedule
Southern California EdisonSan Dieguito Wetlands
Restoration ProjectJune 3, 2004
2004
2005
2006
2007
2008
TASK
1. Data Collection and Review 2. Engineering
Documents 2.1 Submit Plans to City of San
Diego/City of Del Mar 3. Permitting
Coastal Commission Approval 4. Construction
July
Oct
7
Modifications to Existing Plan

• I-5 Embankment
• Berm Alignment East of I-5

8
Berm Alignment East of I-5

• Change in Alignment
• Impact of change on restoration
• Comments/Questions?

9
Change in Berm Alignment