Big fire underneath was the cause, one side collapsed. Lots of columns spalling. Even Hartsfield airport fire crews joined in the fight.
I suspect a lot of Marta haters will become Marta riders, and this is a Clusterfeck
Then
Big fire underneath was the cause, one side collapsed. Lots of columns spalling. Even Hartsfield airport fire crews joined in the fight.
I suspect a lot of Marta haters will become Marta riders, and this is a Clusterfeck
Then
It's gonna suck like a snowstorm.
Video showed concrete spalling and flying sideways onto the adjacent road.
Precast concrete bridge on cast-in-place piers.
In reply to Toyman01:
The length of the commute would pretty much make going to work a wasted effort
So the not quite so bad observation- it looks like it's pre-cast and stressed concrete. So the structural part may be able to be done not quite so slowly.
Bummer, though.
Well, I suspect a ton of people with the opportunity will be working from home for the time being.
Those that can't work remotely will be stuck in traffic or on public transit.
Then again traffic there is absolutely insane on a good day, so what's a little detour?
MrJoshua wrote: They need to hire the Japanese firm that fixed that street sinkhole:
Pretty big difference between pushing some dirt in a hole (not exactly accurate I know) and paving over it and building a bridge...
alfadriver wrote: So the not quite so bad observation- it looks like it's pre-cast and stressed concrete. So the structural part may be able to be done not quite so slowly. Bummer, though.
Depends upon the condition of the supporting structure. Fire & heat can do some pretty serious damage to concrete. Also, with prestressed concrete beams there is a lead time to get into the plant and have them fabricated. Normally the schedule is probably 15-20 weeks, but with enough $ you can shorten that to a couple of weeks.
1988RedT2 wrote: Terrorism? Or decaying infrastructure? Or just a random inconvenient fire?
I heard there was a large quantity of plastic pipe stored under the bridge. It caught fire and plastic makes a outstanding fuel.
And when I lived in Atlanta I lived in Virginia Highlands, not too far from there. I had a reverse commute up 85, so I would still be able to get to work. For a zillion others, it's going to stink.
Also the first Braves game in the new stadium is Today so traffic is going to be hell... Also it is closed in both directions through there
MrJoshua wrote: They need to hire the Japanese firm that fixed that street sinkhole:
http://www.bbc.com/news/world-asia-38129691
A Japanese road in which a giant sinkhole was hastily repaired earlier this month has again shown signs of subsidence, officials say. The repaired road in Fukuoka sank by about 7cm (2.7in) on Saturday over a 30-sq-m (322 sq-ft) area and was temporarily closed.
In reply to Wall-e:
I mean yea that was likely expected but it is kind of hard to compare quickly dumping dirt in a hole and repaving to trying to fix a 6 lane raised interstate.
They should be able to find a cheap, rust-free section of replacement bridge on Atlanta Craigslist. And they're lucky because they won't even have to trek down to Atlanta to get it.
MrChaos wrote: In reply to Wall-e: I mean yea that was likely expected but it is kind of hard to compare quickly dumping dirt in a hole and repaving to trying to fix a 6 lane raised interstate.
There was a lot more in that hole than dirt. Looks like electrical, sewer, plumbing, building foundations, etc. Basically a lot of different businesses having to coordinate fairly large jobs. In my totally non-professional opinion the bridge project should require fewer businesses to work together which should help.
So, I guess it's not a good idea to store large quantities of materials that burn under a bridge that can be damaged by heat? Genius. I'm glad nobody was hurt and once again glad that do not live in or near any large cities.
secretariata wrote:alfadriver wrote: So the not quite so bad observation- it looks like it's pre-cast and stressed concrete. So the structural part may be able to be done not quite so slowly. Bummer, though.Depends upon the condition of the supporting structure. Fire & heat can do some pretty serious damage to concrete. Also, with prestressed concrete beams there is a lead time to get into the plant and have them fabricated. Normally the schedule is probably 15-20 weeks, but with enough $ you can shorten that to a couple of weeks.
Saw a picture this morning- it was a bundle of re-bar. Which is to say that the foundations are gone.
Still- while those are being built up, the pre-made parts can get started immediately. Hopefully it will be only a couple of months.
Bet it's the last time PVC is stored underneath.
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