Table 1: Analysis of some of the world's highest CFRDs Dam H(m) Rockfill Cu. Formula MPa Behaviour A/H² Remarks Cethana 110 Well-graded 25 T=0.40+0.002H 140 Excellent 2.48 Narrow Valley A. Anchicaya 140 Well-graded 16 T=0.30+0.003H 135 Good 1.14 Filtrations Foz do Areia 160 Uniform 6 T=0.30+0.0036H 40 Good 5.47 Very wide valley Aguamilpa 187 Well-graded >100 T=0.30+0.003H 250 Good 3.92 Crack and filtrations C. Novos 202 Uniform 6 T=0.30+0.002H 55 Good 2.57 Joint breakage T=0.005H TSQ-1 178 Well-graded 17 T=0.30+0.0035H 45 Good 5.46 Joint breakage Mohale 145 Uniform 14 T=0.30+0.003H 32 Good 3.85 Fractured Joint – Filtration Messochora 150 Uniform <15 T=0.30+0.003H 44 – 2.22 Corrective measures Sanbanxi 186 Well-graded >15 T=0.30+0.0035H 80 – 2.73 Filling process Shuibuya 233 – – T=0.30+0.003H 80 – 2.21 Filling process El Cajón 188 Well-graded 33 T=0.30+0.003H 140 Excellent 2.97 Commercially operational Kárahnjúkar 196 Uniform – T=0.30+0.002H 80 Good 2.45 Filling process Bakún 205 Well-graded 40 T=0.30+0.003H 90 – 3.02 Under construction