LARIMER COUNTY RURAL AREA ROAD STANDARDS

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Table of ContentsD.2.13 Revision of Section 601 – Structural Concrete....................................................................D-19D.2.14 Revision of Section 609 – Curb and Gutter .........................................................................D-19D.2.15 Revision of Section 629 – Survey Monumentation...............................................................D-20APPENDIX E – CONSTRUCTION TESTING FREQUENCIES ...................................................... E-1APPENDIX F – GUIDELINES FOR TRAFFIC IMPACT STUDIES ............................................... F-1F.1 PURPOSE AND OVERVIEW ..................................................................................................................F-1F.1.1 Types of Traffic Impact Studies................................................................................................ F-1F.1.2 Responsibility and Qualifications ............................................................................................ F-1F.1.3 Scoping..................................................................................................................................... F-1F.1.4 Review by County..................................................................................................................... F-2F.2 DEFINING A TRAFFIC IMPACT AREA ..................................................................................................F-2F.3 LEVEL OF SERVICE, ACCESS, AUXILIARY LANE REQUIREMENTS, PASSENGER CAR EQUIVALENTS ...F-3F.4 PAVING THRESHOLD STUDY ..............................................................................................................F-3F.4.1 When a Paving Threshold Study is Required........................................................................... F-3F.4.2 Paving Threshold Study Requirements .................................................................................... F-3F.5 INTERMEDIATE TRAFFIC IMPACT STUDY ...........................................................................................F-4F.5.1 When an Intermediate Traffic Impact Study is Required ......................................................... F-4F.5.2 Intermediate Traffic Impact Study Requirements..................................................................... F-4F.6 WHEN A FULL TRAFFIC IMPACT STUDY IS REQUIRED .......................................................................F-5F.6.1 When a Full Traffic Impact Study is Required......................................................................... F-5F.6.2 Full Traffic Impact Study Requirements .................................................................................. F-5F.7 ADDITIONAL REQUIREMENTS ............................................................................................................F-8APPENDIX G – DESIGN AND CONSTRUCTION STANDARDS FOR PRIVATE LOCALACCESS ROADS......................................................................................................................................G-1G.1 GENERAL .........................................................................................................................................G-1G.1.1Purpose.....................................................................................................................................G-1G.1.2 Administration .........................................................................................................................G-1G.2 PRIVATE ROAD CONSTRUCTION PERMIT REQUIREMENTS ................................................................G-2G.2.1 Multiple Access Roads.............................................................................................................G-2G.2.2 Exception for Roads Built Before August 23, 1999 .................................................................G-2G.2.3 Certification of Single Access Roads.......................................................................................G-2G.2.4 Requirements for Application..................................................................................................G-2G.3 ENGINEERED DESIGN .......................................................................................................................G-3G.4 RESOLUTION OF CONFLICTS.............................................................................................................G-3G.5 NOTICE OF COMPLETION..................................................................................................................G-3G.6 FEES.................................................................................................................................................G-4G.7 ROAD DESIGN STANDARDS..............................................................................................................G-4G.7.1 Road Width ..............................................................................................................................G-4G.7.1.1 Roads accessing multiple lots (Multiple access roads) .....................................................................G-4G.7.1.2 Roads accessing single lots...............................................................................................................G-4G.7.1.3 Clearance height ...............................................................................................................................G-4G.7.2 Road Grade .............................................................................................................................G-5G.7.3 Horizontal Road Curve............................................................................................................G-5G.7.4 Vertical Road Curve................................................................................................................G-5G.7.5 Road Intersections...................................................................................................................G-5G.7.6 Dead End Roads......................................................................................................................G-5G.7.7 Cuts and Fills ..........................................................................................................................G-5G.7.7.1 Cuts...................................................................................................................................................G-6G.7.7.2 Fills...................................................................................................................................................G-6G.7.7.3 Slope Setbacks..................................................................................................................................G-7G.7.8 Drainage..................................................................................................................................G-7G.7.9 Erosion Control and Site Reclamation....................................................................................G-8G.7.10 Buffer Zones for Streams, Intermittent Streams and Wetlands..............................................G-8G.7.11 General Considerations.........................................................................................................G-9Larimer County Rural Area Road StandardsOctober 22, 2007Page vii
Table of ContentsG.7.12 Other Permits and Conditions...............................................................................................G-9APPENDIX H – GENERAL NOTES.....................................................................................................H-1H.1 PROFESSIONAL ENGINEER CERTIFICATION.......................................................................................H-1H.2 INDEMNIFICATION STATEMENT........................................................................................................H-1H.3 STANDARD SIGNATURE BLOCK........................................................................................................H-1H.4 GENERAL STANDARD NOTES FOR CONSTRUCTION PLANS ...............................................................H-2APPENDIX I – VARIANCE REQUEST SUBMITTAL FORM.......................................................... I-1Larimer County Rural Area Road StandardsOctober 22, 2007Page viii
Page 1 and 2: LARIMER COUNTYRURAL AREA ROAD STAND
Page 3 and 4: Table of Contents3.3.11 Typical Str
Page 5 and 6: Table of ContentsCHAPTER 8 - ENVIRO
Page 7: Table of Contents12.3.7.2 Conventio
Page 11 and 12: Chapter 1 - General InformationSect
Page 17 and 18: Chapter 2 - Submittal ProceduresSec
Page 19 and 20: Chapter 2 - Submittal ProceduresSec
Page 21 and 22: Chapter 3 - Submittal Requirements
Page 27 and 28: Chapter 4 - Road Design and Technic
Page 35 and 36: 4.9.1.7 Design VehiclesChapter 4 -
Page 39 and 40: CHAPTER 5 - GEOTECHNICAL STANDARDS
Page 41 and 42: Chapter 5 - Geotechnical Standards
Page 49 and 50: Chapter 6 - STORMWATER MANAGEMENTSe
Page 51 and 52: Chapter 7 - Bridges and Major Drain
Page 53 and 54: Chapter 8 - Environmental and Agric
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Page 57 and 58: 9.1.3 DefinitionsChapter 9 - Roadwa
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CHAPTER 10 - ACCESS REQUIREMENTS AN
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Chapter 10 - Access Requirements an
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CHAPTER 11 - ACCESS AND UTILITY PER
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Chapter 12 - Right of Way Permittin
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Appendix A - Definitions and Abbrev
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Appendix A - Definitions and Abbrev
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APPENDIX B - REFERENCES AND RESOURC
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APPENDIX D - CONSTRUCTION STANDARDS
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Appendix D - Construction Standards
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APPENDIX E - CONSTRUCTION TESTING F
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Appendix F - Guidelines for Traffic
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APPENDIX G - DESIGN AND CONSTRUCTIO
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Appendix G - Design and Constructio
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Appendix H - General NotesSection H
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APPENDIX I - VARIANCE REQUEST SUBMI
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