pɹəvˈɪʒən wʌz mˌeɪd tʊ ɪŋkɹˈiːs ðə hˈaɪt ʌvðə dˈæm wˈɔːl baɪ tʊ ɐ tˈoʊɾəl kəpˈæsᵻɾi ʌv ɪf ðə nˈiːd ɚɹˈoʊz ɪnðə fjˈuːtʃɚ.
Provision was made to increase the height of the dam wall by  to a total capacity of  if the need arose in the future.