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Hel
Oct 9, 2012

Jokatgulm is tedium.
Jokatgulm is pain.
Jokatgulm is suffering.

Cartoon Man posted:

https://i.imgur.com/hRbEa0r.gifv

The Diverging Diamond has one of the highest flows that isn’t going to break the bank building massive looping overpasses and poo poo.

That's also from a computer game, Cities : Skylines, not a real simulation and so is limited by the traffic model they are using there, you can even see vehicles just moving through each other. So while it's good for showing the concepts I would not using it for actual comparisons.

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Platystemon
Feb 13, 2012

BREADS

Cartoon Man posted:

Denizens of the OSHA thread, staged or real?

https://i.imgur.com/Z8wxjTF.mp4

Video effect.

The “spark” illuminates the side of the computer case, but not the light grey tabletop which is closer.

Cojawfee
May 31, 2006
I think the US is dumb for not using Celsius
Pretty sure that's a common electrical explosion that's added to the end of videos like that.

RoastBeef
Jul 11, 2008


Megillah Gorilla posted:

Please tell me that type B goes over/under the road?

No, but they're almost universally signalized.

Real world example:

DandyLion
Jun 24, 2010
disrespectul Deciever

RoastBeef posted:

universally signalized.


unbothered, fueled up, happy, in my lane, signalized, flourishing

Devor
Nov 30, 2004
Lurking more.

RoastBeef posted:

No, but they're almost universally signalized.

Real world example:

There's a bunch out on MD 404 on Maryland's eastern shore where they're unsignalized.

https://www.google.com/maps/place/M...kXzZz?entry=ttu

I think it was mostly a sop by the state to local farmers etc. complaining about taking away their left turns when they turned the road into a divided highway. In reality trucks will go find the traffic signal, unless it's a dead time of day in the off-season

Propaganda Hour
Aug 25, 2008



after editing wikipedia as a joke for 16 years, i ve convinced myself that homer simpson's japanese name translates to the "The beer goblin"
Diverging Diamonds Interchanges loving rule. Alaska put up their first a few years ago and AKDOT&PF made a video explaining it I highly recommend watching it if you want to see their benefits broken down on a route-by-route basis (both vehicle AND pedestrian) https://vimeo.com/143181922

At the time of project creation, it was the 35th DDI in the U.S. Pretty rare and very new. The first US DDI was constructed in 2015 in Springfield, MO https://www.modot.org/diamond-type-interchanges. I used to live close to the Alaska DDI and it was a massive improvement over the previous partial cloverleaf which you can see in the presentation slides below. Check out those insane traffic volume figures for a design that had not been updated since 1974. The cloverleaf was failing and leading to a high volume of accidents and the occasional fatality. Especially of service members and/or their families leaving the nearby military base in vehicles completely unequipped for Alaska winters and zero snow driving experience https://dot.alaska.gov/nreg/projects/SPREE_2015/Presentations/Glenn_Muldoon_DDI.pdf

Construction started mid 2016 and ended early fall 2018. It also has some pretty dope lighting effects on the underside that you can see from the contractor's website https://www.dowl.com/projects/glenn-muldoon-interchange/ and the reinforced earth designs on the side are still holding up and look great https://reinforcedearth.com/project/glenn-highway-and-muldoon-road-interchange/

CainFortea
Oct 15, 2004


Platystemon posted:

Video effect.

The “spark” illuminates the side of the computer case, but not the light grey tabletop which is closer.

Yea, but giant zap is absolutely a possible ending to doing that.

Buce
Dec 23, 2005

Kenning posted:

Diesel: nature's wonder fluid.

disarms dynamite, washes your hair, keeps you regular

Bad Munki
Nov 4, 2008

We're all mad here.


I think the only place the DDI really falls down flat is in the “oops I didn’t want to take this exit and would like to get right back on the freeway the same direction I was originally headed.” Oh well, learn to read a map I guess.

Serephina
Nov 8, 2005

恐竜戦隊
ジュウレンジャー

Cartoon Man posted:

https://i.imgur.com/hRbEa0r.gifv

The Diverging Diamond has one of the highest flows that isn’t going to break the bank building massive looping overpasses and poo poo.

I'm super loving skeptical of that entire simulation when it opens with a traffic jam on a 4-way with no controls whatsoever, and traffic is still flowing somehow instead of being gridlocked - oh there it is, cars are clipping through each other. While a 'standard' roundabout is 20x as slow.

But the showcase of various interchanges is cool, if you ignore the dubious numbers.

biznatchio
Mar 31, 2001


Buglord
Cities Skylines just gives up on cars not phasing through each other when the traffic situation gets bad enough.

It also assumes every driver merges instantly with pinpoint accuracy.

haveblue
Aug 15, 2005



Toilet Rascal

DandyLion posted:

unbothered, fueled up, happy, in my lane, signalized, flourishing

foreverially tied up in traffic, signalized and loving it

Collateral Damage
Jun 13, 2009

Serephina posted:

I'm super loving skeptical of that entire simulation when it opens with a traffic jam on a 4-way with no controls whatsoever, and traffic is still flowing somehow instead of being gridlocked - oh there it is, cars are clipping through each other. While a 'standard' roundabout is 20x as slow.

But the showcase of various interchanges is cool, if you ignore the dubious numbers.
It's a measure of traffic flow in Cities Skylines, not in real life. But yeah, it's a neat showcase of different interchange solutions.

Buce
Dec 23, 2005

Serephina posted:

I'm super loving skeptical of that entire simulation when it opens with a traffic jam on a 4-way with no controls whatsoever, and traffic is still flowing somehow instead of being gridlocked - oh there it is, cars are clipping through each other. While a 'standard' roundabout is 20x as slow.

But the showcase of various interchanges is cool, if you ignore the dubious numbers.

you can clip through vehicles irl. it's just harder, and more damaging.

`Nemesis
Dec 30, 2000

railroad graffiti

Cojawfee posted:

The not so thrilling conclusion to the dynamite.

https://www.reddit.com/r/OSHA/comments/18sbe1f/final_update_this_is_how_my_great_grandpa_stored/

Authorities sprayed it with diesel, put it in a bucket of diesel, and then burned it.

not so thrilling is a pretty good conclusion to stories involving dynamite imo, thanks for the follow up

Platystemon
Feb 13, 2012

BREADS

`Nemesis posted:

not so thrilling is a pretty good conclusion to stories involving dynamite imo, thanks for the follow up

OP was very clear that this was “Dynomite” though, and who knows how that behaves?

`Nemesis
Dec 30, 2000

railroad graffiti

Bad Munki posted:

I think the only place the DDI really falls down flat is in the “oops I didn’t want to take this exit and would like to get right back on the freeway the same direction I was originally headed.” Oh well, learn to read a map I guess.

a year ago i would of been skeptical that "wrong exit must go back on" was a legit issue, but due to road construction on my daily commute i often exit the freeway at an exit that has three left lanes and a single pathetic right turn lane - many people think the right most left turn lane is actually the right turn lane. I use that lane exclusively because i have a prompt right turn after crossing under the freeway, and the number of "go straight" people from the middle left turn lane is shocking and dangerous. I guess no surprise that drivers suck in the US.

Powershift
Nov 23, 2009


RoastBeef posted:

No, but they're almost universally signalized.

Real world example:



Ukraine has a bunch of these turnarounds on divided highways after turn-offs.



So you can't stop and turn left if you want to turn left off the highway, you drive a little further and turn around into this turn-out, then drive back and turn right.

There's no signal, but basically there is no way someone getting onto the highway and somebody getting off of the highway can interfere with each other as they would if it was just s straight left turn off the highway.

They also have a ton of other weird poo poo.


Cartoon Man
Jan 31, 2004


https://i.imgur.com/VOIaQzh.mp4

RoastBeef
Jul 11, 2008



New Jersey asked "what if this, but 1/15th the size?" Also let's only build one of them.

Bad Munki
Nov 4, 2008

We're all mad here.


RoastBeef posted:

New Jersey asked "what if this, but 1/15th the size?" Also let's only build one of them.



This is the obvious NJ solution to all those videos of drivers plowing straight through roundabouts.

aka https://en.wikipedia.org/wiki/Desire_path

Amphigory
Feb 6, 2005





:scotland:

withak
Jan 15, 2003


Fun Shoe
Are orcas allowed in the loch?

Cartoon Man
Jan 31, 2004


Only if there’s yachts.

Push El Burrito
May 9, 2006

Soiled Meat

withak posted:

Are orcas allowed in the loch?

That's what killed Bigfoot (he was swimming in there with his friend the Nessie).

wesleywillis
Dec 30, 2016

SUCK A MALE CAMEL'S DICK WITH MIRACLE WHIP!!

Platystemon posted:

OP was very clear that this was “Dynomite” though, and who knows how that behaves?

I think detonating Dynomite is good times.

Also, those things look like traffic crop circles.

KoRMaK
Jul 31, 2012



https://www.youtube.com/watch?v=SYA0FJwnKaw

Javid
Oct 21, 2004

:jpmf:
this turd is a local favorite

Phanatic
Mar 13, 2007

Please don't forget that I am an extremely racist idiot who also has terrible opinions about the Culture series.

Platystemon posted:

OP was very clear that this was “Dynomite” though, and who knows how that behaves?

Jimmy Walker.

DeeplyConcerned
Apr 29, 2008

I can fit 3 whole bud light cans now, ask me how!

You gotta figure all the ones where the guy in the truck just starts shooting don’t make their way onto YouTube

Shooting Blanks
Jun 6, 2007

Real bullets mess up how cool this thing looks.

-Blade



None of those roundabouts are particularly gnarly. The Swindon Roundabout is the single worst one I'm aware of - it's a bidirectional roundabout, with 5 entrances/exits, and 5 mini-roundabouts so you can change directions. The internal roundabout runs counterclockwise, while the outer roundabout runs clockwise.

https://www.youtube.com/watch?v=D22BOOGbpFM

Der Kyhe
Jun 25, 2008

biznatchio posted:

Cities Skylines just gives up on cars not phasing through each other when the traffic situation gets bad enough.

It also assumes every driver merges instantly with pinpoint accuracy.

yeah, and never switches to other, empty lane from a full-stop queue. So having parallel lanes is pretty much meaningless 90% of the time. It also has trouble understanding yield and stop signs, so making actually functional roundabout needs micromanagement. The one in the example was not.

Unless you use that traffic AI mod mentioned in few test intersections to make the drivers smarter and more opportunistic, those numbers are utterly meaningless.

PainterofCrap
Oct 17, 2002

hey bebe



Shooting Blanks posted:

None of those roundabouts are particularly gnarly. The Swindon Roundabout is the single worst one I'm aware of - it's a bidirectional roundabout, with 5 entrances/exits, and 5 mini-roundabouts so you can change directions. The internal roundabout runs counterclockwise, while the outer roundabout runs clockwise.

https://www.youtube.com/watch?v=D22BOOGbpFM

The Brooklawn Circle here in south Jersey has a random water feature, in case you get cocky about your circle-fu



(Behind those trees in the background is the Delaware River)

Kith
Sep 17, 2009

You never learn anything
by doing it right.


https://twitter.com/theashleyray/status/1740393075984515304

KoRMaK
Jul 31, 2012



haters coming out of the walls

er, permitting department and tunnels i guess

CommieGIR
Aug 22, 2006

The blue glow is a feature, not a bug


Pillbug

iroc.dis posted:

Better or worse than a diverging diamond?



I'm okay with diverging diamonds, they put those on a couple bridges over I-85 in Atlanta and it really cut down on accidents and helped flow.

Pigsfeet on Rye
Oct 22, 2008

I'm meat on the hoof

CommieGIR posted:

I'm okay with diverging diamonds, they put those on a couple bridges over I-85 in Atlanta and it really cut down on accidents and helped flow.



Even the bridge wasn’t in great shape, I hate that this happened: “The 14 ton machine fell through Hammond River No 2 Bridge, with a posted weight limit of 12 tons, early Oct. 5 while trying to carry a load of wood.
The contractor, Gary McKinney Construction, was hired by DTI to assist crews in replacing the deck of the bridge, built in 1912.”

https://www.cbc.ca/amp/1.3821177

Ultimately the bridge was replaced with a modular one.

Pigsfeet on Rye fucked around with this message at 18:00 on Dec 29, 2023

Vampire Panties
Apr 18, 2001
nposter
Nap Ghost

:stare: does she peel away part of the concrete pour 3/4ths into the video? :stare: I'm assuming she just lied a bunch to rent the trailer pour, but I am somehow imagining the opening conversations with a rental yard or concrete supplier

:dumb: Yeah hi I need 3 yards of concrete, I'm pouring my own underground tunnel. I've already welded up the shoring myself. Permits? inspection? no this is on private property :dumb:

also this is a fantastic way to kill yourself and totally gently caress up the neighborhood. Cooking meth is safer and can generate a profit

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DR FRASIER KRANG
Feb 4, 2005

"Are you forgetting that just this afternoon I was punched in the face by a turtle now dead?
I say let the lady dig

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