1. Quality of Pavement Construction in Saudi Arabia
2. Asphalt Institute (1994) Mix Design Methods for Asphalt Concrete and Other Hot-mix Types. Manual Series No. 2 (Asphalt Institute, Lexington, KY), 6th edn.
3. ASTM A615/A615M-08b (2008) Standard Specification for Deformed and Plain Billet-steel Bars for Concrete Reinforcement (ASTM International, West Conshohocken, PA).
4. ASTM C119-08 (2008) Standard Terminology Relating to Building Stone (ASTM International, West Conshohocken, PA).
5. ASTM C120-06e1 (2006) Methods of Flexure Testing of Slate. Breaking Load, Modulus of Rupture, Modulus of Elasticity (ASTM International, West Conshohocken, PA).