jason j. siwula, pe – safety engineer hsip horizontal alignment signing
DESCRIPTION
HSIP Signage Corridors Phase 1 (mi)Phase 2 (mi)Phase 3 (mi)Phase 4 (mi)Phase 5 (mi)Totals (mi) District District District District District District District District District District District District Grand Total:TRANSCRIPT
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Jason J. Siwula, PE – Safety Engineer
HSIP HORIZONTAL ALIGNMENT SIGNING
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Horizontal Alignment Signing Initiative
Systemic Approach to installing Horizontal Alignment Signage (HAS)
Install HAS utilizing fluorescent yellow sheeting along the entire corridor where one RD Plan “enhanced” curve is located for consistency and uniformity
Target approximately 25% of the state maintained system over the five year implementation schedule
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HSIP Signage CorridorsPhase 1 (mi) Phase 2 (mi) Phase 3 (mi) Phase 4 (mi) Phase 5 (mi) Totals (mi)
District 1 85.598 88.406 86.021 90.357 106.058 456.440District 2 101.510 105.830 107.518 105.608 114.239 534.705District 3 106.779 102.474 99.990 102.915 101.938 514.096District 4 116.392 118.597 121.106 143.884 123.153 623.132District 5 87.807 83.496 83.605 86.373 84.213 425.494District 6 154.051 158.707 151.167 151.638 94.673 710.236District 7 188.805 168.010 173.733 180.506 201.535 912.589District 8 85.894 90.882 93.971 93.854 98.987 463.588District 9 93.970 91.551 97.083 99.393 82.237 464.234
District 10 111.431 112.999 118.094 115.837 95.508 553.869District 11 94.704 99.324 127.069 119.111 104.197 544.405District 12 127.136 139.618 132.801 140.867 137.102 677.524
Grand Total: 6880.312
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Why Horizontal Alignment Signs?
Reduction in Lane Departure crashes
2009 MUTCD Signing Changes
2009 MUTCD Compliance Date
Driver expectation
Benefit / Cost
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Source: http://cmfclearinghouse.org
Crash Modification Factors for Fluorescent Curve Signs
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Examples of Signage Updates
Previously Existing Signing
2009 MUTCD Signing Update
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Many of the 2009 MUTCD Compliance Dates have been revised or eliminated, however, the compliance date for Horizontal Alignment Signing remains in place.
MUTCD Compliance Date – December 31, 2019
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Driver Expectations Along a Corridor
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Driver Expectations Along a Corridor
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Driver Expectations Along a Corridor
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Driver Expectations Along a Corridor
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Driver Expectations Along a Corridor
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Driver Expectations Along a Corridor
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Driver Expectations Along a Corridor
Click icon to add picture
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Bottom line – Many sites can be implemented with a relatively low cost for a significant benefit!*B/C Source: FHWA-HRT-09-045
Benefit / Cost Ratio between 8.6-102.3
All CT WA0
20
40
60
80
100
120
B/C (min)B/C (max)
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A New Approach Contract with a consultant to
supplement Traffic Engineering functions Ball Bank Indications Setting of advisory speeds Approximate sign placement Quantities for letting projects
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Selected Consultants
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Example Signing LayoutsNon-Enhanced Curves or Turns
Enhanced Curves or Turns
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Current Status Contracts with all consultants have been
authorized 11/26/2012
Horizontal Alignment Signing / Ball Bank Training Class (1st scheduled for December 18, 2012)
“Boots on the ground” starting near the first of the year
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Next Steps Review initial corridor submissions from each
consultant Meet with the Districts to discuss implementation
through the Construction Procurement process (inspection, quality control, etc.)
Let construction contract(s) for several corridors to ensure the quality of the end product
Adjust the process as necessary for implementation and complete Phase 1 and Phase 2.
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Questions?