1. American Association of State Highway and Transportation Officials (AASHTO) (2012) AASHTO LRFD Bridge Design Specifications, Washington, D.C.
2. American Association of State Highway and Transportation Officials (AASHTO) (2014) AASHTO LRFD Bridge Construction Specifications, 3rd Edition with 2010 through 2014 Interims, Washington, D.C.
3. American Concrete Institute (ACI) (2011) Building Code Requirements for Structural Concrete (ACI 318-11), Farmington Hills, MI.
4. American Institute of Steel Construction (AISC) (2010). Specification for Structural Steel Buildings, AISC, Chicago, Illinois.
5. American Welding Society (AWS) (2010) “Bridge Welding Code,” AASHTO/AWS D1.5:2010 Standard, Miama, FL.