Why do this project this way?
p. p. 1
Why do this project this way? A subsea replacement was selected after evaluating and ruling out two land-based alternatives—an overhead line along the Big Island causeway and a trenched underground cable in the same corridor. While an over...
AI summary A subsea cable replacement was chosen over land-based alternatives due to higher failure risks from open-water exposure and climate-driven storm severity on the Big Island causeway. The subsea solution offers lower lifecycle risk, greater reliability, and reduced environmental exposure.