%0 Journal Article %T Analysis of Expected Crash Reduction Benefits and Costs of Truck-Mounted Attenuator Use in Work Zones %A Ullman, Gerald L. %A Iragavarapu, Vichika %J Transportation Research Record %V 2458 %N 1 %P 74-77 %@ 0361-1981 %D 2014-01-01 %I SAGE Publications %~ DeepDyve