| Title | Evaluation of Pavement Safety Performance |
|---|---|
| Record ID | 61510 |
| Personal Name Creator |
Merritt, David K.; Lyon, Craig; Persaud, Bhagwant |
| Corporate Creator | Transtec Group, Inc. |
| Corporate Contributor |
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology |
| Publisher | United States. Federal Highway Administration; Turner-Fairbank Highway Research Center |
| Publication Date | 20150201 |
| Language | English |
| Abstract | The intent of this study was to isolate the effects of various low-cost pavement treatments on roadway safety. This was a retrospective study of pavement safety performance, looking back at crash data before and after treatments were installed. Both flexible and rigid pavement treatments were analyzed, with the majority typically used for pavement preservation or minor rehabilitation purposes. Although State highway agencies recognize that most of these treatments generally improve pavement friction, they are not typically installed explicitly for safety improvement, with one exception, high-friction surfacing, which is typically applied as a spot safety treatment. The research was conducted as part of Phase VI of the Federal Highway Administration Evaluation of Low-Cost Safety Improvements Pooled Fund Study (ELCSI–PFS). This pooled fund study (PFS) was established to conduct research on the effectiveness of the safety improvements identified by the National Cooperative Highway Research Program Report 500 guides as part of implementation of the American Association of State Highway and Transportation Officials Strategic Highway Safety Plan. The intent of the work conducted under the various phases of the ELCSI-PFS is to provide a crash modification factor (CMF) and benefit-cost (BC) economic analysis for each of the targeted safety strategies identified as priorities by the PFS States. Under the effort described herein, CMFs and BC ratios were developed for various low-cost pavement treatments. |
| Rosap ID | dot:35858 |
| Rosap URL | https://rosap.ntl.bts.gov/view/dot/35858 |
| TRT Terms | Before and after studies; Benefit cost analysis; Crash data; Flexible pavements; Friction; Highway safety; Pavement performance; Rigid pavements; States; Surface treating |
| General Subjects | Design; Highways; Pavements; Safety and Human Factors; I22: Design of Pavements, Railways and Guideways; I82: Accidents and Transport Infrastructure; Pavement safety; Low-cost treatment; Pavement friction; Pavement texture; Pavement treatment |
| Geographical Coverage |
United States |
| TRIS Online Accession No |
1557293 |
| Contract Number | DTFH61-10-D-0027-T-11004 |
| Report Number | FHWA-HRT-14-065 |
| Availability | Federal Highway Administration |
| Resource type | Tech Report |
| URL | https://ntlrepository.blob.core.windows.net/lib/61000/61500/61510/14065.pdf |
| Format | |
| Database | NTL Digital Repository |