1. Rehabilitation and strengthening of steel road bridges;Friedrich;Struct. Eng. Int. (IABSE),1991
2. Applications of field testing to bridge evaluation;Moses;J. Struct. Eng.,1994
3. Material identification and verification method for the residual safety of old steel bridges;Stötzel,1997
4. The stress analysis of cracks handbook;Tada,2000
5. Kumar V, German MD, Shih CF. An engineering approach for elastic–plastic analysis, EPRI NP-1931, EPRI; 1981