paula j. trigg, county engineer public works and transportation committee may 7, 2014 modernization...
TRANSCRIPT
Division of Transportation
Paula J. Trigg, County Engineer
Public Works and Transportation Committee
May 7, 2014
MODERNIZATION PROJECTSEXPANSION PROJECTS
2014-2019 PROPOSED HIGHWAY IMPROVEMENT PROGRAM
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Division of Transportation
PRESENTATION SCHEDULE:2014-2019 5-YEAR HIGHWAY IMPROVEMENT PROGRAM
PWTC 2014 Meeting Date Presentation Topic
February 26 • Preview 2014 Construction
April 2 • Overview/Source of Projects
April 30 • Preservation Projects
May 7 • Modernization and Expansion Projects
May 28 • Funding and Revenue
June 4 • Project Listings
June 25 • Draft Program Document
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3 Division of Transportation
2014-2019 FIVE YEAR HIGHWAY IMPROVEMENT PROGRAM
• Management philosophy sets system priorities:
• 1 - Preservation
• 2 - Modernization
• 3 - Expansion
• Last meeting highlighted Preservation
• This presentation focuses on Modernization and Expansion
4 Division of Transportation
PRIORITY TWO: MODERNIZATION
• Project set developed through traffic analysis
• Projects provide improvements to the system, for
example:
• Intersection improvements – turn lanes, signals
• Safety improvements
• ITS elements in Lake County PASSAGE
• Addition of bicycle facilities or pedestrian accommodations
5 Division of Transportation
PROPOSED BIKE FACILITIES
6 Division of Transportation
AVERAGE DAILY TRAFFIC
7 Division of Transportation
LEVEL OF SERVICE DATA
• 2 way intersections (134 total)Level of Service AM Peak Hour PM Peak Hour
(best) A 23 22B 28 20C 35 29D 10 12E 11 9
(worst) F 27 42
• Multiway intersections (18 total)Level of Service AM Peak Hour PM Peak Hour
(best) A 8 4B 6 6C 3 1D 0 2E 0 2
(worst) F 1 3
• Signalized intersections (252 total)Level of Service AM Peak Hour PM Peak Hour
(best) A 29 27B 43 39C 54 30D 46 28E 20 31
(worst) F 60 97
• Helps traffic engineers evaluate how a given intersection is functioning. Better levels of service mean fewer delays at the intersection. Intersections should perform at a level of “C” or better to meet driver expectations.
8 Division of Transportation
TRAFFIC VOLUMES: INTERSECTIONS
9 Division of Transportation
AVERAGE DAILY TRAFFIC: THEN & NOW
10 Division of Transportation
2014 CRASH SUMMARY (2012 TCAS DATA)
11 Division of Transportation
HISTORICAL PERSPECTIVE: CRASHES*
12 Division of Transportation
LAKE COUNTY TRAFFIC SIGNALS
13 Division of Transportation
FIBER OPTIC NETWORK
14 Division of Transportation
EXPANDING COMPUTER AIDED DISPATCH (CAD) COVERAGE
15 Division of Transportation
PASSAGE: ASSET INVENTORIESTraffic Signals
year added signals2006 1042007 172008 182009 302010 922011 1102012 432013 56
Total 470
Hubs & Switchesyear added Com Hub Wireless Datalink
2006 10 0 252007 1 0 62008 0 0 132009 5 0 762010 4 1 262011 2 1 502012 0 2 382013 3 2 55
Total 25 6 289
PTZ Camerasyear added cameras
2006 242007 72008 142009 822010 332011 432012 352013 55
Total 293
Fiber Optic Cable (miles)Planned 27Existing 254Construction 8
Total 289
HAR TowersTotal 5
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PRIORITY THREE: EXPANSION• Projects in this category address highway capacity issues
• Typical projects:
• Adding lanes to existing system
• Building new roads
• Projects in this category are usually expensive and have longer timeframes for completion
17 Division of Transportation
AVERAGE ROAD LENGTHS
18 Division of Transportation
AVERAGE DAILY TRAFFIC
19 Division of Transportation
GROWTH IN LANE MILES: COUNTY-OWNED ROADS
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ANNUAL VEHICLE MILES ON COUNTY-OWNED ROADS
2040 ROADWAY PRIORITIES• Peak period trips estimated
to increase by 36% between 2010 and 2040
• 212 miles of roadway Improvements recommended
• 7 interchange
• 9 intersection
• 65 corridor
22 Division of Transportation
HISTORY: DAILY VEHICLE MILES
23 Division of Transportation
EXPANSION PROJECTS(FROM 2013 TO 2018 PROGRAM)
24 Division of Transportation
SUMMARY• Priority Two: Modernization
Reduce delays and increase safety by accommodating short-term traffic growth and the needs of non-motorists.
• Priority Three: ExpansionProvide highway capacity to meet long-term traffic growth needs and provide for economic development.
Division of Transportation
PRESENTATION SCHEDULE:2014-2019 5-YEAR HIGHWAY IMPROVEMENT PROGRAM
PWTC 2014 Meeting Date Presentation Topic
February 26 • Preview 2014 Construction
April 2 • Overview/Source of Projects
April 30 • Preservation Projects
May 7 • Modernization and Expansion Projects
May 28 • Funding and Revenue
June 4 • Project Listings
June 25 • Draft Program Document
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