1. AASHTO. AASHTO LRFD bridge design specifications, 7th ed. Washington, DC; 2014.
2. AASHTO. AASHTO LRFD bridge design specifications interim revisions, 7th ed. Washington, DC; 2015.
3. AASHTO. AASHTO LRFD bridge design specifications interim revisions, 7th ed. Washington, DC; 2016.
4. Requirements for structural concrete (ACI 318-14);Building Code,2014
5. TxDOT. TxDOT Bridge design manual. Texas Department of Transportation; 2015.