The "low option", which simply comprises adding a vertical concrete dike to the top of the dam, would provide maximum additional storage while minimizing requirements for reconstruction of buildings and facilities around Shasta Lake.
“低项”为简单地在水坝顶部加上一个垂直的混凝土堤，这可以提供最大的额外储量却最小化对沙斯塔湖周边的建筑和设施重建的要求。