TY - BOOK AU - Transportation Research Board AU - National Academies of Sciences, Engineering, and Medicine TI - Communicating Changes in Horizontal Alignment DO - 10.17226/13938 PY - 2006 UR - https://nap.nationalacademies.org/catalog/13938/communicating-changes-in-horizontal-alignment PB - The National Academies Press CY - Washington, DC LA - English KW - Transportation and Infrastructure AB - TRB's National Cooperative Highway Research Program (NCHRP) Report 559: Communicating Changes in Horizontal Alignment explores three recommended modifications to the Manual of Uniform Traffic Control Devices related to communicating changes in horizontal alignment for two-lane, two-way rural roads. ER -