1. Standard Specification for Structural Steel for Bridges;ASTM,2010
2. Standard Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength;ASTM A325,2010
3. Standard Specification for Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength;ASTM A490,2012
4. Standard Specification for Carbon Steel Bolts, Studs, and Threaded Rod 60 000 PSI Tensile Strength;ASTM A307,2012
5. Standard Specification for Carbon and Alloy Steel Nuts;ASTM A563,2007