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2. AASHTO (2001). AASHTO LRFD Bridge Design Specifications American Association of State Highway and Transportation Officials Washington D.C.
3. AASHTO (2003). AASHTO Guide Specifications for Horizontally Curved Highway Bridges American Association of State Highway and Transportation Officials Washington D.C.
4. AISC (1999). "Load and Resistance Factor Design Specification for Structural Steel Buildings." American Institute of Steel Construction Chicago IL.
5. Beckmann F. R. and Mertz D. R. (2005). "Steel Bridge Erection Practices." National Cooperative Highway Research Program Research Rep. No. 345 Washington D.C.