Final Overpass Road Route Study From Old Pasco Road to Fort King Road Pasco County Prepared for: Pasco County Engineering Services Department Work Order Number C6463.00 Work Order Number C6463.20 March 2005 URSCorporation Southern 7650 West CourtneyCampbell Caauseway Tampa, Florida 33607-14662 TABLE OF CONTENTS Section Page EXECUTIVE SUMMARY...........................................................................................ES-1 1.0 INTRODUCTION ........................................................................................................... 1-1 1.1 Purpose and Need ................................................................................................ 1-2 1.2 Project Description...............................................................................................1-2 1.3 Coordination with Other Projects ........................................................................ 1-2 2.0 EXISTING ROADWAY CONDITIONS........................................................................ 2-1 2.1 Existing Roadway Characteristics ....................................................................... 2-1 2.1.1 Typical Sections.................................................................................... 2-1 2.1.2 Pedestrian and Bicycle Facilities .......................................................... 2-1 2.1.3 Right-of-Way ........................................................................................ 2-1 2.1.4 Drainage................................................................................................ 2-1 2.1.5 Floodplains............................................................................................ 2-1 2.1.6 Soil Data................................................................................................2-2 2.1.7 Traffic ................................................................................................... 2-2 2.1.7.1 2003 Traffic Counts ............................................................ 2-2 2.1.7.2 Existing Conditions Capacity Analysis .............................. 2-3 2.1.8 Existing Crash Data .............................................................................. 2-5 2.1.9 Intersections and Signalization ............................................................. 2-6 2.1.10 Railroad Crossings................................................................................ 2-6 2.1.11 Utilities.................................................................................................. 2-6 2.1.12 Pavement Conditions............................................................................ 2-6 3.0 ENVIRONMENTAL ANALYSIS.................................................................................. 3-1 3.1 Environmental Characteristics............................................................................. 3-1 3.1.1 Land Use Data....................................................................................... 3-1 3.1.1.1 Existing Land Use............................................................... 3-1 3.1.1.2 Future Land Use.................................................................. 3-1 3.1.2 Natural Environment and Wildlife........................................................ 3-3 3.1.2.1 Existing Vegetative Communities ...................................... 3-3 3.1.2.2 Potential for Protected Species ........................................... 3-4 3.1.2.3 Protected Species................................................................ 3-8 3.1.2.4 Impacts to Natural Areas .................................................... 3-8 3.1.3 Cultural Resources.............................................................................. 3-10 3.1.3.1 Results of the Background and Field Research ................ 3-10 3.1.3.2 Conclusions....................................................................... 3-11 3.2 Physical Environment ........................................................................................ 3-12 3.2.1 Potentially Contaminated Site Survey ................................................ 3-12 3.2.2 Noise Analysis.................................................................................... 3-14 4.0 LONG-RANGE PLANNING.......................................................................................... 4-1 4.1 Land Use.............................................................................................................. 4-1 4.1.1 Future Land Use.................................................................................... 4-1 4.1.2 Future Developments............................................................................ 4-1 4.2 Traffic Projections............................................................................................... 4-2 4.2.1 Traffic Forecasts................................................................................... 4-2 4.2.2 Year 2030 Capacity Analysis................................................................ 4-3 W:\12003847_Overpass Road\Final Route Study\TOC.doc/03/31/05 i Final Overpass Road Route Study TABLE OF CONTENTS (Continued) Section Page 4.2.3 Traffic Analysis Summary.................................................................... 4-3 5.0 SAFETY/DESIGN CRITERIA....................................................................................... 5-1 5.1 Safety Improvements ........................................................................................... 5-1 5.2 Design Criteria..................................................................................................... 5-2 6.0 ALTERNATIVE ANALYSIS......................................................................................... 6-1 6.1 No-Build Concept................................................................................................ 6-1 6.2 Build Alternatives................................................................................................ 6-1 6.2.1 Project Segments................................................................................... 6-2 6.2.2 Typical Section Evaluation................................................................... 6-2 6.2.2.1 Urban Typical Section ........................................................ 6-3 6.2.3 Proposed Alternatives........................................................................... 6-4 6.2.3.1 Alternative O-1................................................................... 6-4 6.2.3.2 Alternative O-2................................................................... 6-4 6.2.3.3 Alternative O-3................................................................... 6-4 6.3 Alternative Evaluation......................................................................................... 6-5 6.3.1 Potential Business Relocations ............................................................. 6-5 6.3.2 Potential Residential Relocations ......................................................... 6-5 6.3.2.1 Alternative O-1................................................................... 6-5 6.3.2.2 Alternative O-2................................................................... 6-5 6.3.2.3 Alternative O-3................................................................... 6-7 6.3.3 Natural Environment Effects ................................................................ 6-7 6.3.3.1 Alternative O-1................................................................... 6-7 6.3.2.2 Alternative O-2................................................................... 6-7 6.3.3.3 Alternative O-3................................................................... 6-7 6.3.4 Potential Contamination Sites............................................................... 6-7 6.4 Other Alternatives Considered............................................................................. 6-7 7.0 ALTERNATIVE CONCEPTS........................................................................................ 7-1 8.0 ESTIMATED PROJECT COSTS ................................................................................... 8-1 8.1 Right-of-Way Costs............................................................................................. 8-1 8.1.1 Alternative O-1..................................................................................... 8-2 8.1.2 Alternative O-2..................................................................................... 8-2 8.1.3 Alternative O-3..................................................................................... 8-2 8.2 Estimated Construction Costs.............................................................................. 8-2 8.2.1 Estimated Wetland Mitigation Costs .................................................... 8-5 9.0 PUBLIC INVOLVEMENT............................................................................................. 9-1 9.1 Public Meeting Summary .................................................................................... 9-1 9.1.1 Public Workshop Overview.................................................................. 9-1 9.1.2 Written Comments................................................................................ 9-2 9.1.3 Second Public Workshop Overview ..................................................... 9-2 9.1.4 Written Comments................................................................................ 9-3 W:\12003847_Overpass Road\Final Route Study\TOC.doc/03/31/05 ii Final Overpass Road Route Study TABLE OF CONTENTS (Continued) Section Page