NEW YORK | 520 5th Ave | 1,002 FT | 76 FLOORS

Nice snap :+1:, looks like they are indeed putting up formwork for the 5th floor per my last post!

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Had the majority of the 5th floor form work up. For those wondering, the lone steel column that’s been rising with the tower is there for reinforced transfer load purposes. If you look closely, and in previous/earlier images, the column is angled/slanted, having the steel within the column will help prevent the concrete from buckling.



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Moving right along :+1:

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Pics by Michael Young

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Nice night photos @Helberd! :+1:

Per the article, kind of a weird statement to make after making one statement,

Some of the inner steel columns and bundles of rebar for the concrete perimeter columns feature an inward-slanting angle, which will likely aid in the transfer of building loads to the foundations below the first setback.

It remains to be seen how this approach will factor into 520 Fifth Avenue’s stepped setback construction.

The setbacks have already started, the currently floor of formwork, the 6th, is the 2nd setback point, the next floor, the 7th, is the top of podium. The “approach” factors into the construction no differently than any other transfer column built of concrete, some are rigid/stepped and rectangular in form and some are angled instead.

Also, I can’t with the comments, they’re all garbage.

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Always have been, always will be. It’s not just that site either, or even NYC related articles or ecen development in general.

I’ve noticed that comments under articles just have the consistently worst takes ever

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@mcart I agree, but with regards to YIMBY itself, the articles need to be more informative, it seems like they are just becoming more and more assumptive and that isn’t helping the completely incorrect opinions, generalizations, and conclusions that people make/come to about some developments in the comment section. Like why are there comments talking about affordable housing and the building being all glass…

For those who like visual references, this is where we are in blue, red defines the top of podium which is the next floor, not the one being formed right now.

Also no, this is not how the base looks, but it conveys the same appearance in terms of dimensions and the location of openings and storefronts. The actual design is much more imposing.

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The arch over each window is an important design element here; this facade looks all the more ‘elegant’ with those subtle curves above each window.

I am here reminded of the newly completed 130 William Street condo: another beauty.

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I wouldn’t/couldn’t even compare the window arches on this tower to 130 William St, it’s almost rude. Arched windows don’t work in “all” applications/ styles of architecture and 130 William is one of them where they don’t work in my opinion. This tower features both segmental arches and true round arches and each of them works perfectly with the design.

The floor above the formwork column on the 2nd image is the area of the first setback, the highest floor above that being formed is the 2nd setback.



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I did not mean to offend you. The arches on that rendering simply reminded me of 130 William - only a random observation - so I thought I would make the comparison.

It’s all good, and 520 5th is surly a much more refined design: but I like both - each has its aesthetic merits IMHO.

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Oh no no, you didnt offend me with your comment.:+1: You’re free to share your view/opinion as you see fit!

My own opinion was just based off as someone who doesnt like 130 William St, so comparing the two is dreadful because 520 5th is hundreds of times better in any aspect but mostly as it relates to implementing the arched windows.

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I’m with you on this. I had high hopes for 130 but it looks like a tombstone.

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The first setback is visible now, all 3 really are.

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What’s really interesting about this development (atm atleast) is that the temporary walkway shed goes/winds into the building, so you can actually see the structure and concrete up close. But one wouldn’t even notice if they are just walking without looking up, though there is ofcourse a cover over the actual floor so one isn’t walking on the actual first floor ground.

The geometries of the structure actually make it slightly difficult to understand the shape of the podium, but ince all the formwork is gone it will be more clear, also once a few more floors have risen.

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Nice, it’s making good progress! Already nearing the 9th floor.

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The arched windows is a feature of this building that I find particularly appealing. I am surprised arched windows are (relatively speaking) rarely done in modern architecture.

Here are some random photos, to go with my random ruminations.

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Durring my visit to the Summit.

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