1. Roadside design guide, American Association of State Highway and Transportation Officials (AASHTO), Washington, D.C. (2011).
2. Standard Specifications for Highway Bridges, American Association of State Highway and Transportation Officials (AASHTO) (Washington, DC, 2004).
3. Design and Management of Historic Roads, (NCHRP) Project25-29A (2012).
4. Guardrails for Use on Historic Bridges Volume 1—Replacement Strategies [M]. Robert J. Frosch, Adam J. Morel (Purdue University, 2016).
5. Guardrails for Use on Historic BridgesVolume 2—Bridge Deck Overhang Design [M]. Robert J. Frosch, Adam J. Morel. (Purdue University, 2016).