Sentences with phrase «spillway work»
Would a gunite - ing or shot - creting the steep downslope below the emergency spillway work at all when the weight of the water might just crush the concrete lining of the slope?
https://judithcurry.com/ Not exact matches
BC Hydro says the contract has been awarded to Aecon - Flatiron - Dragados - EBC Partnership to build the dam's generating station and spillways, with work beginning this spring.
The utility says the two spillways alone are 17 - storeys high and five highway - lanes wide, making the contract the project's second - largest, just under the $ 1.75 billion contract inked in 2015 with Peace River Hydro Partners for the dam's foundation and other civil works.
The foundation at the base of the Oroville emergency spillway was buttressed with rap rap rock to prevent cavitation but my guess is that gunite - ing or shot - creting the steep downslope of the emergency spillway wouldn't work anyway in the event of a full dam breach.
A «maximum probable flood», (MPF) usually a hypothetical event with a recurrence interval of 1000 years or more, may also be calculated to design critical control works like spillways, whose failure would be catastrophic.
Like the Banqiao Dam workers, crews have been working around the clock to patch Oroville Dam's emergency spillway (Mercury 2017c).
The hardening of the downslope of the emergency spillway may not have worked (the weight of the spilled water wiped out a road on the downslope and may have just wiped out any concrete hardening of the slope as well).