美國X有人逐點講解點解今日加州大火係終極人禍

733 回覆
117 Like 15 Dislike
2025-01-10 11:45:52
太多人偷先唔拉1000以下偷竊罰犯
2025-01-10 11:48:48
你真係冇資格做工程佬,你都未明cut消防筆值同fire hydrant冇水係咩問題,我有閪講過消防筆值同fire hydrant有關係咩,咪衝出黎柒啦

依家單講個火災已經最少引伸左兩個問題,你消防員人手不足,佢d水打唔切,乜撚野[水箱回水回唔切]你回水靠個tank架?認真?靠個pump架ma屌你,咪即係#1講既基建設施過時囉,你講到自己咁把炮,咁你講下依家人地回唔切水係衰邊段?同衰咩?講tech野,睇你講得水箱回水,我都知你係搞笑多

咁點解明知年年有山火都路去改善?總統都屌埋落黎,即係依家場球賽個波係邊個到?唔係你個垃圾州長到都講唔過去啦下話?
2025-01-10 11:49:46
錢一早比曬,完,你答唔到
2025-01-10 11:52:03
夠筆值做曬野都衰,唔係佢問題,依家明知衰仲要cut筆值,點解唔係加大去?反而投入DEI既錢增長左?錢就得咁多,你一邊多左,另一邊就少左,cut基本野?cut埋電呀笨
2025-01-10 12:03:58
咁樣燒一燒,加州要用幾多年電動車先平衡返個碳排放
2025-01-10 12:24:56
個腦剩係用黎裝屎,咪剩係諗到好似個屎塔水箱回水咁
2025-01-10 12:26:09
關個天事,今次咁岩大風有得比佢地賴
2025-01-10 12:33:31
舊時代既消防真係拆屋. 不過而家好難
2025-01-10 12:35:53
幾時有朝比奈大吾出現
2025-01-10 12:44:30
咪又係計flow rate
只不過係energy source唔同
一個用head一個用電
pump係有max pump rate隊到幾多水出黎
2025-01-10 12:58:33
LADWP’s explanation for the shortage comes down to three nearby water tanks, each with a storage capacity of about a million gallons.These tanks help maintain enough pressure for water to travel uphill through pipes to homes and fire hydrants — but the pressure had decreased due to heavy water use, and officials knew the tanks couldn’t keep up the drain forever.

我完全冇講錯, 建議你收皮先
2025-01-10 13:03:14
現實上就係用木起夠快,識起既人夠多
仲要又平又好用又易修補
大部分地方起house都係除左個footing之外都係用木起
邊有咁多石屎
2025-01-10 13:05:15
根本設計個時無預過你咁多地方一齊燒一齊開水救火
2025-01-10 13:19:59
想問下巴打知唔知, 想確認下.
1) LA消防設備主要係用邊個水庫?
Hollywood Reservoir? Perris Reservoir?
2) 佢係有水, 只係設備太舊pump唔切啲水俾消防栓,
輸出大於輪入, , right?
2025-01-10 13:22:38
如果係咁, 只能夠話山火永遠都係加州災難.
木屋呢個基本factor唔變, 就無得搞.
2025-01-10 13:24:12
連登太多On9
2025-01-10 13:25:55
香港靠你呢啲濕鳩工程師真係死得,做開炒業野無搞過基建就當自己真係工程師?

水箱仲要travel uphill關個pressure乜鳩野事你當係你啲濕鳩樓個水箱係天台呀?

供水上uphill唔撚係用pump,唔通用把口吹啲水上去呀?豬西


連基本plumping/消防常識都唔撚識就充出黎柒
2025-01-10 13:30:47
*plumbing 串撚錯字

btw,香港真係好撚可悲,工程剩係得起樓,等啲濕鳩起埋啲炒業樓就走去做工程師,以為自己真係好撚有料,其實就單單工程倒模咁做,spec就抄例既,連原理係乜都唔柒知,一知半解就去叫自己工程師
2025-01-10 13:41:25
佢Public Utilities 派水有好多種方法
Downtown 就用Pump
但好多Suburb 用所謂既Water Tank
當做Expansion Tank 咁用, 去加個Head



DWP’s chief executive and chief engineer. She said the hydrants rely on three large water tanks with about 1 million gallons each. Hydrants functioned at lower elevations, but in hillier areas like the Palisades Highlands — where the storage tanks hold water that flows by gravity to communities below — they ran dry.

你都係收皮啦
2025-01-10 13:46:32
班友講就天下無敵
鬼唔知將個max x 2黎設計最好
邊個科水
2025-01-10 13:47:04
Btw, 我就係有加州工程師牌,
我仲有英國牌
你覺得你夠我熟?
2025-01-10 14:00:07
之前做Private Sector
永遠Design 都會有Safety Factor
香港班人D Calc係1.1*1.15 = 25% Safety Factor
有大冇壞

美國係10% Safety factor,
跟住問你洗唔洗10%咁多
班人Cut Cost Cut 到傻
2025-01-10 14:39:19
2025-01-10 14:39:20
拿首先你冷靜D,我同引文中都無提到乜左右
一見人講係儲水問題就即時對號入座嬲嬲豬,就好似SAVEHK班政治上哂腦廢老咁

你話Sacrament Delta個d水運唔到水去南加州,因為會中間就無哂
但係並唔符合事實,我唔知你個觀點點腦補出黎
事實上係成個Sacramento Detla一直都係為2/3加州供水,係成個加州供水核心黎,供水範圍就包括南加州直到沿海洛杉磯

https://www.cbsnews.com/sanfrancisco/news/california-water-tunnel-plan-sacramento-river-delta/

Two in three Californians, or about 27 million people, rely on water
that comes from the Sacramento-San Joaquin River Delta, a vital
estuary where the two rivers mingle with tidal flows from the Pacific
Ocean before it is conveyed south through the State Water Project.

南加州大都會水區是該州最大的水承包商,利用三角洲的水為包括洛杉磯市在內的 1,900 萬人供水。該地區總經理阿德爾·哈格哈利勒(Adel
Hagekhalil)表示,該地區正在努力擴大其他來源的供應,但隧道項目對於提供靈活性並確保該州捕獲所有能捕獲的水至關重要。


https://en.wikipedia.org/wiki/Sacramento%E2%80%93San_Joaquin_River_Delta#Water_supply

Water supply
The Delta is often considered the nexus of California's statewide water system.[24][25] About half the total river flow in the state
passes through this region, from which water is exported to other areas of the San Joaquin Valley, Southern California and portions of
the Bay area to supply some 1,130,000 acres (1,770 sq mi; 4,600 km2) of farmland and 23 million people in central and Southern
California.[26] The Delta provides an estimated seven million acre-feet (2.1 cu mi; 8.6 km3) of water per year, of which about
100,000 acre-feet (0.030 cu mi; 0.12 km3) are exported to the San
Francisco Bay Area, 1.7 million acre-feet (0.50 cu mi; 2.1 km3) are
used locally, and over five million acre-feet (1.5 cu mi; 6.2 km3) are
exported to the San Joaquin Valley, coastal Central and Southern
California.

供水
三角洲通常被認為是 的聯繫 加州全州供水系統.[24][25]該州約一半的河流流經該地區,水從該地區出口到南加州聖華金河谷的其他地區和灣區的部分地區,供應面積約 1,130,000 英畝(1,770平方英里;4,600 公里)2)加州中部和南部的農田和 2300 萬人。[26] 三角洲估計提供 700 萬英畝英尺(2。1 cumi;8。6 公里)3每年 100,000 英畝英尺(0。030 cu mi;0。12 公里)的水量3出口到舊金山灣區的面積為 170
萬英畝英尺(0。50 cu mi;2。1 公里)3) 在當地使用,面積超過 500 萬英畝英尺(1。5 cu mi;6。2 公里)3)出口到聖華金河谷、加州中部和南部沿海地區。

Sacrament Delta係加州供水核心供呢個觀點,儲水直接影響到成個加州,X上面班左膠都唔會反駁,我唔知你邊到黎自信覺得識得多過美國人

不過Delta供水唔太夠呢個都係事實,所以好早就有計劃再開多幾條運水渠想引多D水,但係就比19年上任既加州州長否決左

https://krcrtv.com/news/local/dwr-scales-back-plans-to-move-water-from-northern-california-to-southern-california


When Gov. Gavin Newsom took office in 2019, he ordered water officials to scrap the existing plan and start over. With one tunnel, the new proposal moves less water and aims to reduce harms to the environment.
But most critics say the new route will still harm endangered species like salmon and people who rely on the water in the north.

該提案於週三發布 將建造一條隧道,將該州最大的薩克拉門托河的水輸送到加州渡槽,然後再輸送到更南的地方。它比前州長倡導的兩條隧道計劃有所縮減。傑裡·布朗(Jerry
Brown)和一個項目的最新版本,該項目以某種形式被討論和規劃,但從未建成,大約有半個世紀。

當州長。加文·紐瑟姆(Gavin Newsom)於 2019年上任,他命令水務官員廢除現有計劃並重新啟動。透過一條隧道,新提案可以減少用水量,旨在減少對環境的危害。但大多數批評者表示,新路線仍將傷害鮭魚等瀕危物種和依賴北方水源的人們。

原因?就係佢覺得吸太多水會影響到D魚,危害生態咁,所以個plan改黎改去而家都未起

https://www.cbsnews.com/sanfrancisco/news/california-water-tunnel-plan-sacramento-river-delta/

When Gov. Gavin Newsom took office in 2019, he ordered water officials to scrap the existing plan and start over. With one tunnel, the new proposal moves less water and aims to reduce harms to the environment. But most critics say the new route will still harm endangered species like salmon and people who rely on the water in the north.


州長加文紐瑟姆 (Gavin Newsom) 2019 年上任時,命令水務官員廢除現有計劃並重新開始。新提案透過一條隧道減少了水的輸送量,旨在減少對環境的危害。但大多數批評者表示,新路線仍會傷害鮭魚等瀕臨滅絕的物種以及依賴北方水源的人。

State officials say the tunnel would only be used when there is a lot of water flowing through the river, like after a major rainstorm. Environmental restrictions already limit how much water the Delta pumps can move at certain times of year, regardless of supply, to avoid harming fish.

州水務官員表示,面對氣候變化,急需一條隧道來實現該州水利基礎設施的現代化,科學家稱氣候變遷可能會導致長期乾旱和大雨雪洪水。它還將更好地保護該州的供水免受地震的風險,地震可能導致堤壩崩塌和海水湧入系統。
2025-01-10 14:46:39
啊CP錯左
最後應該係呢段

State water officials say a tunnel is badly needed to modernize the state's water infrastructure in the face of climate change, which scientists say is likely to cause both prolonged droughts and major deluges of rain and snow. It would also better shield the state's water supply from the risk of an earthquake that could cause levees to crumble and ocean salt water to flood into the system.

州水務官員表示,面對氣候變化,急需一條隧道來實現該州水利基礎設施的現代化,科學家稱氣候變遷可能會導致長期乾旱和大雨雪洪水。它還將更好地保護該州的供水免受地震的風險,地震可能導致堤壩崩塌和海水湧入系統。
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