Requested Material Cost Change

1
Requested Material Cost Change

• Red Mountain Freeway Power to University Drive
• MAG Regional Freeway Program

2
MAG Responsibility Approve Material Cost Changes

• A.R.S. 28-6353 (B) Requests for changes to
  facilities in the regional freeway system that
  would materially increase costs shall be
  submitted to the regional planning agency for
  approval and submitted by the regional planning
  agency to the board for approval.

3
Power to University Cost History

• 1999 81.4 million preliminary estimate based on
  Environmental Impact Statement
• 2003 120.4 million based on Engineering Concept
  Report
• 2004 135.3 million based on detailed 30 Plans

4
Reasons for Cost Increase

• Parallels Central Arizona Project.
• High voltage transmission line corridor.
• Spook Hill Floodway Retarding Structure.
• Wider arterial road cross sections.
• Red Mountain District Park (4F).
• Incorporation of mitigation measures identified
  in EIS.

5
Life cycle budget is adequate

• Higher sales tax revenue
• Inflation contingency
• Bid savings
• Available remaining cash balances

6
Major Components of Cost Increase

• Earthwork, Drainage and Freeway Levee 19.5 M
• Pavement Quantity Increases 6.6 M
• Bridge structures 18.6 M
• CAP Canal and SRP Maintenance road structures
  6.5 M
• Flood Channel Recreational Trail Crossing
  Culverts 1.8M
• New Retaining and Noise Walls 3.8 M
• Spook Hill Floodwater Retarding Structure 4.2 M