This publication provides introductory technical guidance for civil engineers and other professional engineers and construction managers interested in design and construction of gravity and arch dams. Here is what is discussed: 1. ARCH DAMS 2. GRAVITY DAMS 3. COFFER DAMS 4. ARCH DAM EARTHQUAKE ANALYSIS 5. ARCH DAM CONCRETE PROPERTIES 6. ARCH DAM CONSTRUCTION 7. FOUNDATION INVESTIGATIONS FOR ARCH DAMS 8. ARCH DAM INSTRUMENTATION 9. MANUAL LAYOUT OF ARCH DAMS 10. ARCH DAM OUTLETS 11. STATIC ANALYSIS OF ARCH DAMS 12. TEMPERATURE STUDIES FOR ARCH DAMS 13. CONCRETE CONDUITS 14: ANALYSIS OF CONCRETE GRAVITY DAMS 15. MISCELLANEOUS CONSIDERATIONS FOR GRAVITY DAMS.