urbanplanning

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mean_bean279, in Are there any US cities that are working on plans to use existing freight rail lines for commuter rail?

Orlando to Miami just had their freight rail partially converted with Bright Lines to passenger rail. It’s privatized now… but that might be more of what you’re thinking. The US doesn’t really have any passenger specific rail lines compared to its freight lines. Most cities might not be looking to convert freight lines since they’re privately owned and usually still in use for cargo.

Probertd8, in Are there any US cities that are working on plans to use existing freight rail lines for commuter rail?

@spiritedpause Isn't all US passenger train enterprise centralised through Amtrak?

spiritedpause,

That’s for passenger rail between cities, I’m more so referring to commuter rail within a city to get from suburbs to city center. Those systems are generally built and run by state and local gov.

Probertd8,

@spiritedpause Oh OK - thanks for elucidating me.

AA5B, in The Case for Single-Stair Multifamily

Sorry but that seems like such a bad idea, especially in conjunction with similar bad idea pushed by “big wood”. Now we’re supposed to accept:

  • don’t need a second means of egress as high as 6 stories
  • wood framed apartment buildings can now be up to 6 stories
  • the article is talking about ever bigger buildings on lots as narrow as 25’

I understand no second stairwell has been proven safe in places where they build with non-flammable material

I understand that building with wood is cheaper and modern construction can reduce fire deaths

The article talks about historical inability to rescue people from above third floor yet is claiming it’s a good idea for people to be 6 floors up in a wooden building without saying whether rescue equipment commonly goes that high.

And nowhere is mentioned things like water damage, infestation, and noise, which afflict wooden building more than more durable construction and greatly impact livability

There are so many great things about living in a city but these compromises in the interests of cost reduction do not seem like a good choice

fpslem,

these compromises in the interests of cost reduction do not seem like a good choice

Not OP, but there’s more going on here than cost, and I think it’s worth a discussion.

A lot of the urbanist crowd want single-stair multi-family units for reasons well beyond cost, although keeping housing affordable is still a legitimate goal. Michael Eliason, who was quoted in OP’s linked article, did a piece in a couple years ago, and he identified some of the down-sides of the American “double loaded corridor” format that is necessitated by having to have two stairwells:

Double loaded corridors prevent units from getting lights from multiple sides, and they don’t allow cross ventilation, which is a growing issue on a warming planet. (Yes, even for multifamily passivhaus projects.)

Double loaded corridors generally have dark hallways, and result in less usable space per floor than a single stair configuration, especially if your building code allows units to enter directly off the stairwell, as they do in Germany, Austria, and France. There are also structural tradeoffs with a double-loaded corridor, particularly for a building that is cellular or repetitive in design like a hotel, dormitory, or efficiency units. Single stair buildings generally have more flexibility in their floor plan configurations.

Another issue with large double-loaded corridor buildings is there are more people using the same elevators, halls, and entries. There are more people entering this sort of building than would in a single-stair configuration, due to limits on the number of units per floor. There are certainly social implications for this worth evaluating, whether one is more personal or impersonal. Post-pandemic, does it make sense to design buildings where many residents are using the same public spaces or does it make sense to partition buildings into smaller pods?

Similarly, Henry Grabar did a piece in that focused on the social experience of living in a single-stair building versus a hotel-style double-stair building split by a long hallway:

Another Floor Plan Twitter fan is Conrad Speckert, an architecture student at McGill University who takes that required second staircase personally. “I grew up in a three-storey, single egress apartment building where we knew our neighbours well, the stair landings were generous and naturally lit, and everyone got pretty crazy with their Christmas decorations,” he writes on the website for his master’s degree project, Second Egress. “My childhood home in Switzerland reminds me that stairs should be about more than just circulation and fire safety, and that there is a sensuality to them too—the tactile sensation of a winding guardrail, the slip-resistance of the treads, the wash of light from a skylight or the breeze from an operable window.”

Speckert pointed out that in countries where single-stairs are permitted, many of the units have doors that open directly into the stair, which allows the designer to bring natural light into the stairwell to illuminate everyone’s door, and it encourages small interactions with neighbors that builds community.

“There’s an intuition that once a building is more than two stories of height, you use the elevator,” Speckert told me. “But when you have a building with one stair that opens directly to the landing, you have the opportunity to design that stair. To not make it concrete with an aluminum guardrail. Now you’re sharing circulation with neighbors, you may know them.”

In terms of safety, the Treehugger piece mentioned that balconies are used as second means of egress in many European building codes, and they have emergency systems to exit via the balconies in an emergency. Even though most of those European buildings don’t have sprinklers, their fire loss rates are lower than in the U.S.

And to come back to cost, I’d argue that it’s fair to think about cost, particular as efficient mid-rise housing is likely to be one of the primary housing formats for densifying the urban landscape of most American cities. We’re still in the middle of a housing crisis, and it’s worthwhile to look at how more and better quality housing can be built for less money, whether that’s re-examining stairwells, or parking mandates, or developing efficient prefab practices. The Salon piece quoted a developer from Philadelphia who thinks single-stair is key to building smaller in-fill multi-familiy buildings rather than massive, soulless apartment buildings.

Bobby Fijan, a developer in Philadelphia, is another guy who likes a single stair. Fijan calls himself the Bill James of floor plans, a reference to the baseball analyst whose keen statistical-appraisal technique helped changed the way players and skills were valued in the sport. “I’m not sure the effect it would have on a 250-unit building by Mill Creek,” he said, citing a large apartment developer. “But it would be particularly meaningful on urban infill”—the one-off apartment projects taken on by developers in already dense neighborhoods.

I’m not an architect or engineer, but I’ve lived in my share of apartment buildings, and I’ll say that I’m somewhat sympathetic to the single-stair advocates. The long-hallway, hotel-style apartment buildings suck to live in. They’re soulless, the hallways are dark, it’s hard to meet your neighbors, and unless you’re lucky enough or pay enough of a premium to get a corner unit, the apartments are dark too. They’re just not nice to live in, whereas a lot of the European flats you see in these articles are more attractive and would make for better community-building, and that’s worth something too.

AA5B,

All this is about a small niche. Three deckers with wood framing, single stairway, plenty of light are common, and this is not relevant to large buildings.

So this proposal, is how to encourage infill to grow beyond three deckers, without having to build “apartment buildings”. Is it wise to allow the rules we currently use for three deckers to grow to 6 stories? I’ve lived on the top of a three decker and that worked well. I’ve also lived on the fifth floor and was happy to have brick construction, an elevator, more resistance to fire, bugs, noise. Im not convinced this is the answer, but clearly we need to make it easier for all levels of residential density to grow to the next level

fpslem,

For what it’s worth, I really like a three-decker or four-decker with balconies, it’s a solid kind of building. But they are very rare in most American cities, which zone them out. Between the two (zoning reform or IBC/IRC reform) I would favor zoning reform first.

Reverendender, in Proposed 23-story residential building in the Fenway now a proposed 30-story residential building

Oh good. The rich definitely need more luxury apartments.

Alteon, in Alexandria, VA (3rd largest principal city in the DC Metro Area) proposes eliminating single-family-only zoning

That’s a great idea. If they could also plan walkable neighborhoods and less car-centric designs. I know, it’s asking a lot of the metro area, but it’s be cool if we could like…you know…design around utilizing the metro. Look at how places like Munich and other cities are leading the charge for better urban design, walkable neighborhoods, environmental design, clean energy, and other such improvement initiatives.

Armen12, in NYC Mayor Eric Adams’s Big Housing Plan Is 100 Small Ideas in a Trench Coat

Don’t blame him for that, that’s the push back from the wealthy who don’t want these big housing plans to begin with because it will lower their property value

trashgirlfriend,

Eric Adams kinda sucks.

Really not surprised if he does anything poorly.

fodderoh, in Brightline To Launch High-Speed Rail Service from Miami, Fort Lauderdale, and West Palm Beach to Orlando International Airport Starting September 22

I suppose it is convenient if I don’t want to drive and can afford the ticket price, but it isn’t really any faster than driving. Their web site says about 2 hours to get from Orlando to West Palm. The drive is 2.5 hours. Once you factor in getting through security and having to wait for boarding and all that, driving is probably the faster option. It says Miami is 3.5 hours. The drive would be about 4 hours.

overat8,

2 hours of driving required you to focus on the road. Or spend 2 hours on a train chilling, watching a movie, or working on a hobby/task. But yeah, I have to agree the ticket may be off-putting for some people. However, I would believe in the future, the railing would be upgrade to be faster or cheaper.

SirQuackTheDuck,

Once you factor in getting through security

What!? They’re doing security theatre on trains in the US?

Only train security I’ve seen is eID-gates to London from Amsterdam and an IR temperature check back in 2021 on long distance trains.

[…] and having to wait for boarding and all that

You mean the part where you leasurely get a cup of coffee and walk to the train, or did they fuck up this comfort part too?

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