1. Transportation research record no. 878;G Abdel-Sayed,1982
2. Abdel-Sayed G, Bakht B, Selig ET (1992) Soil-steel structure design – Third Edition of OHBDC. Can J Civ Eng 19(4):545–550
3. Abdel-Sayed G, Bakht B, Jaeger LG (1993) Soil-steel bridges. McGraw-Hill, New York
4. ASTM A796/A796M-06 (2003) Standard practice for structural design of corrugated steel pipe, pipe-arches and arches for storm and sanitary sewers and other buried applications. American Society for Testing Materials (ASTM) International, West Conshohocken, Pennsylvania
5. ASTM D2487 (2006) Standard practice for classification of soils for engineering purposes (Unified soil classification system). American Society for Testing Materials (ASTM) International, West Conshohocken, Pennsylvania