The 2017 Interim Revisions contain updated information to the LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 1st Edition. It is necessary to have this interim to have all current specification information.
AASHTO LRFDLTS-1-I1
Original price was: $111.00.$55.00Current price is: $55.00.
LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 1st Edition, 2017 Interim Revisions
American Association of State Highway and Transportation Officials , 2016