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  1. Home
  2. Projects
  3. Studies
  4. I-25 Valley Highway Environmental Impact Statement (EIS) and ROD
  5. Chapter 4 Environmental Consequences
Quick Links
  • Purpose & Need
  • Project History
  • Informational Documents
  • NEPA Public & Agency Involvement
  • Frequently Asked Questions
  • I-25 South Gap Project
  • Environmental Assessment Jan. 24, 2017, Meeting Materials
Resources
  • Projects
  • Assets
  • Studies
    • US 24 West Finding of No Significant Impact (FONSI)
    • North I-25 PEL Study, US 36 to CO 7
    • US 34 & US 85 Interchange PEL Study
    • I-25 and Arapahoe Road/SH 88 Interchange Environmental Assessment & FONSI
    • I-25 Colorado Springs Area Finding of No Significant Impact (FONSI)
    • CO 7 Cherryvale to 75th Street EA & FONSI
    • US 34, US 287 to Larimer County Rd. 3 EA and FONSI
    • US 36 Managed Lanes - Investment Grade Traffic and Revenue Study
    • South I-25 Corridor and US 85 Corridor FEIS & ROD
    • US 6 - 24 Road to SH 139 Access Control Plan
    • US 6/River Front Road Access Control Plan in Silt
    • 2009 Disparity Study and Appendices
    • I-25 Valley Highway Environmental Impact Statement (EIS) and ROD
      • Cover
      • Signature-Abstract
      • Table Of Contents
      • Executive Summary
      • Chapter 1 Purpose and Need
      • Chapter 2 Alternatives
      • Chapter 3 Transportation Analysis
      • Chapter 4 Environmental Consequences
        • Environmental Consequences
        • Section 1 Socio-Economics and Community
        • Section 2 Right-of-Way and Displacements
        • Section 3 Parks and Recreation
        • Section 4 Aesthetics and Urban Design
        • Section 5 Air Quality
        • Section 6 Noise and Vibration
        • Section 7 Historic Preservation
        • Section 8 Paleontology
        • Section 9 Water Resources
        • Section 10 Floodplains
        • Section 11 Wetlands, Waters Of The US, & Open Water
        • Section 12 Vegetation and Wildlife
        • Section 13 Hazardous Waste
        • Section 14 Soils and Geology
        • Section 15 Energy
        • Section 16 Short-Term Uses and Long-Term Productivity
        • Section 17 Irreversible and Irretrievable Commitments of Resources
        • Section 18 Construction Impacts
        • Section 19 Permits
        • Section 20 Cumulative Impacts
        • Section 21 Sum Of Impacts, Mitigation Measures, & Monitoring Commitments
      • Chapter 5 Section 4(f) Evaluation
      • Chapter 6 Public Involvement
      • Chapter 7 Phased Project Implementation
      • Chapter 8 List Of Preparers
      • Chapter 9 Availability Of Technical Reports
      • Chapter 10 References
      • Chapter 11 Index
      • June 2007 Record Of Decision
      • App C CDOT Mitigation Tracking Form
      • App A Form 1399 Reevaluation
      • Appendices
      • US 6 Record of Decision (ROD) 2 Final Feb 2013
    • I-25, Colorado Springs to Monument Environmental Assessment
    • SH 42 Planning and Environmental Linkage Study (PEL)
    • US 40 Section 4(f) Evaluation
    • US 50 West Wills Blvd to McCulloch Blvd EA
    • US 50 West PEL Study
    • SH 60 Access Control Plan
    • SH 60 Environmental Overview Study
    • I-70/32nd Avenue Interchange Environmental Assessment
    • I-70 Mountain Corridor Mobility and Operational Assessment
    • I-70 Mountain Corridor Short Term Mobility Solutions Report
    • I-70 Reversible Lane Study
    • I-70 Reversible (Zipper) Lane Study Phase II
    • I-70 Twin Tunnels Environmental Assessment
    • SH 88/Federal Boulevard Environmental Assessment and FONSI
    • SH 133 Carbondale Access Control Plan
    • US 160 Durango to Bayfield Final EIS
    • US 160 Durango to Bayfield ROD October 2006
    • US 285 Environmental Assessment with Appendices
    • US 287 at Lamar Environmental Assessment and FONSI
    • US 287 Loveland to Fort Collins Environmental Overview Study (EOS)
    • US 287 from CO 1 to the LaPorte Bypass EA and FONSI
    • US 385 High Plains Corridor
    • SH 402 EA and FONSI
    • C-470 Environmental Assessment & FONSI 2015
    • Denver Area Regional Bus Facility Study
    • Devolution Study Report
    • Eastern Colorado Mobility Study
    • Northwest Corridor EIS
    • Ports to Plains
    • Region 3 Intersection Priority
    • Studies & Assessments
    • CO 119 Multi-modal Planning and Environmental Linkages Study
    • I-270 Corridor Improvements Study
  • Region 1 Denver Metro/Central Colorado Projects
  • Region 2 Southeastern Colorado Projects
  • Region 3 Northwestern Colorado Projects
  • Region 4 Northeastern Colorado Projects
  • Region 5 Southwestern Colorado Projects
  • Central 70
  • I-25 (US 36 to 104th Ave) Improvements
  • Santa Fe Drive Action Plan- A Planning & Environmental Linkages (PEL) Study | C-470 to I-25
  • Southeastern Colorado Bridge Bundle Project
  • CO 82 - Paepcke Transit Hub Improvements in the City of Aspen on Main and Galena
  • Eisenhower-Johnson Memorial Tunnels Infrastructure Repairs
  • CO 115 Improvements - Colorado Springs to Penrose
  • US 85 Corridor Improvements
  • I-70 VSL and CO 74 & US 285 ITS Upgrades
  • I-25 and CO-7: Interim Transit Improvements
  • CO 119 Boulder Canyon Tunnel Repairs
  • C-470 Trail Bridge over Acres Green
  • I-25 & Alameda Bridge Replacement
  • I-70 Bridges over Ward Road
  • I-25 Walsenburg Bridge Replacement
  • Firestone-Longmont Mobility Hub
  • CO 207 & CO 266 Resurfacing
  • CO 109 Bridge over US 50, BNSF Railroad
  • US 24 Woodland Park Paving and ADA Curb Ramp Improvements
  • CO 172 Ignacio Resurfacing
  • US 385 Holyoke North Resurfacing
  • Drew Dix Parkway Dillon Drive at I-25 Interchange
  • Metro Denver Bridge Deck Safety Project
  • I-70 Bridge Maintenance between Limon and Agate
  • US 6 & 20 Road Intersection Improvements
  • CO 64 Bridges west of Meeker
  • US 160 Priority Culverts in Southwestern Colorado
  • CO 318 Resurfacing Project Moffat County
  • US 285/CO 9 Intersection Improvements & Bridge Replacement
  • US 160 Cortez Signal Improvements
  • CO 96 Overlay between Eads and Sheridan Lake
  • CO 2/CO 88/US 285 Denver Metro ADA Ramps
  • US 160 Pagosa West Resurfacing
  • US 36 Surface and Safety Improvements between Boulder and Lyons
  • I-70 Bridge Over Washington Street
  • CO 71 Passing Lane Construction from Limon to Brush
  • CO 138 Logan County Widening Project
  • CDOT Retaining Wall Improvements in Jefferson County
  • CO 133 Culvert Repair in Bowie, CO
  • Preventative Maintenance of I-25 bridges at 58th and 62nd
  • CO 71 Overlay between Ordway and Punkin Center
  • Eastbound I-70 Mount Vernon Truck Escape Ramp Reconstruction
  • US 550 Avalanche Control System
  • US 34 - Signal Pole Replacement in Brush, Akron, Otis and Wray
  • I-76 Cable Rail Project Ft. Morgan to Brush
  • CO 133 Paonia Slope Stabilization
  • I-70 Eastbound Resurfacing in Clear Creek County
  • CO 194 Improvements between La Junta and Las Animas in Bent County
  • I-70 Picadilly Design-Build Project (City of Aurora Project)
  • CO 151 Emergency Culvert north of Arboles
  • CO 66 Intersection Improvements in Northeastern Colorado/Region 4
  • I-25 Concrete Panel Replacement from Fort Collins to Owl Canyon Road
  • I-270 Bridge Preventative Maintenance
  • CO 88/Belleview Traffic Safety Project
  • Southeast Colorado Sign Replacement (12 locations)
  • US 34 CCTV Weather Cameras from Greeley to Wiggins
  • US 24 Intersection Improvements Southwest of Manitou Springs
  • I-25 Acceleration/Deceleration Lanes Fillmore Street to Garden of the Gods Road
  • CO 392 Weld County Safety Project
  • US 50B Drainage Improvements east of Swink
Chapter 4 Environmental Consequences https://expresslanes.codot.gov/projects/studies/i-25-valley-highway-EIS/newchapter_4 https://expresslanes.codot.gov/@@site-logo/siteLogo.png

Chapter 4 Environmental Consequences

Section 20 Cumulative Impacts
Section 21 Sum Of Impacts, Mitigation Measures, & Monitoring Commitments
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  • Project: I-25 Valley Highway
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  • Project: I-25 Valley Highway Environmental Impact Statement
  • Denver/Central Colorado (Region 1)
Contact

CDOT Project Manager:

Tony Gross
CDOT Region 6
2000 S. Holly St.
Denver, CO 80222
[email protected]

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