Evacuations lifted for communities below Oroville Dam as officials say flooding risk reduced <time itemprop="datePublished" class="liveblog-dateline" data-dt="Feb. 14, 2017, 5:12 p.m." datetime="2017-02-14T17:12:00-08:00"> Feb. 14, 2017, 5:12 p.m. </time>
Picture of the other option of Spillway (The "Emergency Spillway"(?) or "Auxiliary Spillway"(?) ) and an illustration of why its not really a very viable option to use: Erosion.
Theory is that if used the water would erode the earth all the way back to the Dam Wall which would risk a burst of the Dam Wall due to an absence of that support (reinforcement) from the ground materials that got washed away (eroded)
2016
Picture of the other option of Spillway (The "Emergency Spillway"(?) or "Auxiliary Spillway"(?) ) and an illustration of why its not really a very viable option to use: Erosion.
Theory is that if used the water would erode the earth all the way back to the Dam Wall which would risk a burst of the Dam Wall due to an absence of that support (reinforcement) from the ground materials that got washed away (eroded)
2016
Somewhere around Now.
Cali spends $25 BILLION $25,000,000,000 on Illegal Aliens. DOESN'T SPEND 5.5 Million to prevent Oroville Dam Disaster