Transcript Jefferson City’s McCarty Street Project

Going from 4 Lanes to 3
Lanes
Jefferson City’s
McCarty Street Project
McCarty Street
Before Project
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ADT 8700 (peak hour 15% AM and 15%
PM)
Corner mounted pedestal signals
10 ft. through lanes
8 ft. parking stalls on both sides of street
8 ft. right turn lanes at intersections
No left turn pockets at intersections
Several driveways directly onto McCarty
Typical Corner Mounted
Signal
Selling the McCarty Street
Project to the Community
Two separate traffic consultants
provided LOS analysis for the three
intersections
 City staff completed an accident study
 Approval by the City’s Transportation
& Traffic Commission and Public
Works & Planning Committee
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McCarty Street LOS Results
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TranSystems Corporation
(current traffic with 3 vs 5 lane,
both LOS B)
George Butler Associates (future
traffic utilizing county-wide
traffic model, land use based, 3
lane section, LOS B)
McCarty and Jefferson Streets
Year
1998
1999
2000
2001
2002
Average
Sideswipe Rear End Head On
Angle
Other
Total
Accidents Accidents Accidents Accidents Accidents* Accidents
1
0
1
1
1
2
4
3
2
0
1
0
1
0
0
14
6
6
7
7
0
0
1
1
0
18
10
12
11
8
11.8
McCarty and Madison Streets
Year
1998
1999
2000
2001
2002
Average
Sideswipe Rear End Head On
Angle
Other
Total
Accidents Accidents Accidents Accidents Accidents* Accidents
2
0
3
2
2
0
1
2
4
0
0
0
0
0
0
12
9
13
15
6
0
0
0
0
0
14
10
18
21
8
14.2
McCarty and Monroe Streets
Year
1998
1999
2000
2001
2002
Average
Sideswipe Rear End Head On
Angle
Other
Total
Accidents Accidents Accidents Accidents Accidents* Accidents
1
1
1
2
3
1
4
3
3
0
1
1
1
1
0
7
11
9
10
8
0
0
2
0
0
10
17
16
16
11
14
*This category includes accidents involving pedestrians, fixed objects, parking
movements,
McCarty Street Project Scope
 Provide
new overhead mounted
signals and improved lighting
 Re-stripe to reduce lane cross
section and organize lane
configurations at intersections
 Maintain on street parking
McCarty Street Project Scope
 14
ft. centered turn lane
 12.5 ft. through lane
 9 ft. right turn lane
 2 ft. positive offset in left turn
lane at signals
Jefferson City’s McCarty Street
Project
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Project Design Consultant: TranSystem Corp
Contractor, Meyer Electric
6 month project started in October 04 and
finished in March 05
Striping work first followed by signal installation
Project Construction Cost, $293,000
 $266,000: 3 New Signals, Lighting and
Controllers
 $27,000: remove markings and stripe 17 City
Blocks
Project Payoff
40 crashes per year prior to project (5
year average)
 10 crashes first year after project (1
year, 2005)
 30 fewer crashes per year after
project
 75% crash reduction
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Any Questions ?