1. Steels fit for the countryside;Smith;New Scientist,1971
2. Standard Specification for High-Strength Low-alloy Structural Steel,2007
3. Standard Specification for High-strength Low Alloy Structural Steel with 50 ksi [345 MPa] Minimum Yield Point to 4-in. [100 mm] Thick,2005
4. Standard Specification for Structural Steel for Bridges,2009
5. Properties of recent production of A709 HPS 70W bridge steels;Wilson,1999