Safety effects of cross-section design for two-lane roads. Volume II, Appendixes

4280984401987True, Justin; Skinner, RobertPDFTech ReportFHWA-RD-87-009DTFH61-83-C-00117Two lane highwaysTraffic lanesRoad shouldersHighway safetyBenefit cost analysisCross sectionsUnited States. Federal Highway AdministrationZeeger, C. V.Hummer, J.Reinfurt, D.Herf, L.Hunter, W.Goodell-Grivas, Inc.United States. Federal Highway Administration. Office of Safety DesignNational Research Council (U.S.). Transportation Research BoardNTL-HIGHWAY/ROAD TRANSPORTATION-HIGHWAY/ROAD TRANSPORTATIONNTL-HIGHWAY/ROAD TRANSPORTATION-DesignNTL-SAFETY AND SECURITY-Highway SafetyFederal Highway AdministrationThis study was intended to quantify the benefits and costs resulting from lane widening, shoulder widening, shoulder surfacing, sideslope flattening, and roadside improvements