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HO-HO-HO! This is gonna be FUN-FUN-FUN! (I-405 closure in CA)

Started by hm insulators, July 07, 2011, 04:57:56 PM

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Alps

Quote from: Scott5114 on July 11, 2011, 09:46:39 AM
Steve, aren't you a certified PE now? :P
I'm certified something, but my participation on this forum is as a hobbyist. All the PE does is inform my opinions. (:


roadfro

NBC Nightly News picked up on this, including the "Carmageddon" name...

NBC Nightly News video
Roadfro - AARoads Pacific Southwest moderator since 2010, Nevada roadgeek since 1983.

CL

Will anyone be posting updates on here for the duration of the closure? I'd love to get some real-time updates.
Infrastructure. The city.

rschen7754

I'm down in San Diego but should I come across anything, sure.

rschen7754


Quillz

I'm about 10 miles from the 405. I think Topanga Cyn. Blvd, aka CA-27, is going to be seeing a lot more traffic than usual this weekend. I figure that, as well as US-101 and I-5 are going to be the three most used alternates to the 405. Sepulveda and Laurel Cyn. would work well to, presuming you want to get from the valley into downtown.

national highway 1

Quote from: roadfro on July 12, 2011, 03:41:25 AM
NBC Nightly News picked up on this, including the "Carmageddon" name...

NBC Nightly News video
The footage of NBC was even aired on Australian TV!
"Set up road signs; put up guideposts. Take note of the highway, the road that you take." Jeremiah 31:21

rickmastfan67


Zmapper

As I type this, Southern California is now 3 minutes into Carmageddon. I can only pray for their safety and well being, and hope that they remain strong though this terrible disaster. :P

myosh_tino

Quote from: Zmapper on July 16, 2011, 03:03:51 AM
As I type this, Southern California is now 3 minutes into Carmageddon. I can only pray for their safety and well being, and hope that they remain strong though this terrible disaster. :P
The local news station up here in San Francisco covered the coming Carmageddon this morning and apparently, this is the first of two I-405 closures.  The one this weekend will demolish half of the overpass.  The other half will be demolished at a later date which has been dubbed Carmageddon 2!
Quote from: golden eagle
If I owned a dam and decided to donate it to charity, would I be giving a dam? I'm sure that might be a first because no one really gives a dam.

Riverside Frwy

I'm in Long Beach right now, about to go to the Crenshaw District area so I will should be able to see part of it. I want avoid Sepulveda Bl at all cost but I want to go anyway just to see whats happening. :P

vdeane

Just thought of something: why didn't they simply close half the lanes and re-route the northbound traffic into the southbound lanes?  That's what we do in the northeast.
Please note: All comments here represent my own personal opinion and do not reflect the official position of NYSDOT or its affiliates.

agentsteel53

#37
it is general policy here as well - but, in this case, the deviation from the policy I think has to do with the fact that demolishing one half of the bridge could, with a small but important probability, cause the other half to come down, either in whole or in part.  don't want any cars going underneath it if it does.

(but don't ask me why they'd have to shut down the entire freeway again next year, when half the bridge is already gone.)
live from sunny San Diego.

http://shields.aaroads.com

jake@aaroads.com

myosh_tino

Quote from: deanej on July 16, 2011, 01:41:34 PM
Just thought of something: why didn't they simply close half the lanes and re-route the northbound traffic into the southbound lanes?  That's what we do in the northeast.
It's a safety issue!


Do you want potentially large chunks of concrete falling from this overpass onto the road surface?  Or even worse, do you want to be driving on this road with large chunks of concrete falling mere feet from your car?  I don't think so.
Quote from: golden eagle
If I owned a dam and decided to donate it to charity, would I be giving a dam? I'm sure that might be a first because no one really gives a dam.

Truvelo

The bridge has two spans either side of the main one so instead of replacing it just remove the earth from beneath the outer spans and build new retaining walls. That way there's enough room for C/D lanes or whatever will be added without causing major disruption.
Speed limits limit life

Zmapper

Carmageddon, what carmageddon. I am looking at Google Traffic right now and aside from 1 serious delay on CA 27 for about 1/2 mile, everything else is fine. Is it different on the ground for those of you in the area?

SignBridge

#41
I'm in New York and this is even on the news here! I've driven thru Sepulveda Pass on several trips to L.A. years ago. Tell me they're not really tearing down that beautiful Mulholland Dr. overpass............... I assume the support columns are in the way of the widening? What are they replacing it with, a similar wider span? Will it look about the same?

Also, if the bridge is gone, how is traffic on Mullholland Drive being detoured?  

Quillz

I'm going to miss that really tall overpass. I've always liked it.

RIP

Chris

Traffic seems lighter than normal on the 10 and 101.

By the way; as far as I know they will be only tearing down one side of the Mulholland Bridge this time (south side from the looks of it). The other one will likely require another shutdown in 2012.

Riverside Frwy

Quote from: Zmapper on July 16, 2011, 03:25:34 PM
Carmageddon, what carmageddon. I am looking at Google Traffic right now and aside from 1 serious delay on CA 27 for about 1/2 mile, everything else is fine. Is it different on the ground for those of you in the area?

Yep-I just drove 110 - 405 and traffic definitely lighter than normal-even for a saturday. It looks like peoplewere so scared of dealing with "carmageddon" that it actually scared people to stay home.

agentsteel53

they should do it more often.

I'm staying home this weekend but that is because I have no business out of town.

we'll see what next year brings - will people think "carmageddon" or "cry wolf"?  an interesting real-life application of game theory.
live from sunny San Diego.

http://shields.aaroads.com

jake@aaroads.com

Quillz

They're rebuilding that bridge lower so that Mulholland intersects with both the freeway and Sepulveda, right?

vdeane

Quote from: myosh_tino on July 16, 2011, 01:49:45 PM
Quote from: deanej on July 16, 2011, 01:41:34 PM
Just thought of something: why didn't they simply close half the lanes and re-route the northbound traffic into the southbound lanes?  That's what we do in the northeast.
It's a safety issue!


Do you want potentially large chunks of concrete falling from this overpass onto the road surface?  Or even worse, do you want to be driving on this road with large chunks of concrete falling mere feet from your car?  I don't think so.
I was under the impression that the southbound lanes ARE open.  If so, why not do a lane shift to the other side?  If not, then some of the media should be fined for bad reporting.
Please note: All comments here represent my own personal opinion and do not reflect the official position of NYSDOT or its affiliates.

Bigmikelakers


agentsteel53

Quote from: Bigmikelakers on July 17, 2011, 05:14:23 PM
Breaking News! The 405 is now opened! 16 hours ahead of schedule.

http://latimesblogs.latimes.com/lanow/2011/07/carmageddon-ends-405-freeway-reopens-to-traffic-.html


not bad at all.  I know there is a fine for late completion, but was there some kind of bonus specified in the contract for early completion?
live from sunny San Diego.

http://shields.aaroads.com

jake@aaroads.com