Do the density, but spare the hi-rises

For many cities, hi-rises would be a terrible travesty for their beauty and liveability. Besides midrises, as in Seattle, can provide all the density one needs.

The view from the London Eye

Sue Frause

The view from the London Eye

When it comes to land development, Americans famously dislike two things: sprawl and density. Over the past 50 years the pendulum swung sharply in the direction of spread-out, single-use, drive-everywhere-for-everything, low-density development. Now the pendulum is swinging back.

High energy prices, smart growth, transit-oriented development, new urbanism, infill development, sustainability concerns: are all coalescing to foster more compact, walkable, mixed-use, and higher-density development.

The pendulum swing is both necessary and long overdue. Additionally, there is a growing demand for higher density housing because of demographic and lifestyle preference changes among boomers and young adults. The problem is that many developers and urban planners have decided that density requires high rises and the taller, the better. To oppose a high-rise building is to run the risk of being labeled a NIMBY, a dumb growth advocate, a Luddite, a closet suburbanite — or worse.

Buildings 20, 40, 60 even 100 stories tall are being proposed and built in low and mid-rise neighborhoods all over the world. All of these projects are justified with the explanation that if density is good, even more density is better. Washington, D.C. is just the latest low- or mid-rise city to face demands for taller buildings.

Yet Washington is one of the world’s most singularly beautiful cities for several big reasons: first, the abundance of parks and open spaces, second, the relative lack of outdoor advertising (which has over commercialized so many other cities), and third a limit on the height of new buildings.

I will acknowledge that the “Buck Rogers”-like skylines of cities like Shanghai and Dubai can be thrilling — at a distance. But at street level they are often dreadful. The glass and steel towers may be functional, but they seldom move the soul or the traffic as well as more human-scale, fine-grained neighborhoods.

Yes, we do need more compact, walkable higher density communities. But no, we do not need to build thousands of look-a-like glass and steel skyscrapers to accomplish the goals of smart growth or sustainable development.

In truth, many of America’s finest and most valuable neighborhoods achieve density without high rises. Georgetown in Washington, Park Slope in Brooklyn, the Fan in Richmond, and the French Quarter in New Orleans are all compact, walkable, charming — and low rise. Yet, they are also dense: the French Quarter has a net density of 38 units per acre, Georgetown 22 units per acre.

Julie Campoli and Alex MacLean’s book Visualizing Density vividly illustrates that we can achieve tremendous density without high-rises. They point out that before elevators were invented, two- to four- story “walk-ups” were common in cities and towns throughout America. Constructing a block of these type of buildings could achieve a density of anywhere from 20 to 80 units an acre.

Mid-rise buildings ranging from 5 to 12 stories can create even higher density neighborhoods in urban settings, where buildings cover most of the block. Campoli and McLean point to Seattle where mid-rise buildings achieve densities ranging from 50 to 100 units per acre, extraordinarily high by U.S. standards.

Today, density is being pursued as an end in itself, rather than as one means to building better cities. According to research by the Preservation Green Lab, fine-grained urban fabric -– for example of a type found on Washington’s Capitol Hill, the U Street Corridor, NOMA, and similar neighborhoods — is much more likely to foster local entrepreneurship and the creative economy than monolithic office blocks and apartment towers.

Perhaps cities like Washington, should consider measuring density differently. Instead of looking at just the quantity of space, they should also consider the 24/7 intensity of use. By this measure, one block of an older neighborhood might include a community theatre, a coffee shop, an art gallery, two restaurants, a bicycle shop, 10 music rehearsal studios, a church, 20 apartments and a couple of bars, and all with much more 24/7 activity and intensity of use than one block of (much taller) office buildings on K Street.

In addition to Washington, St. Petersburg, Russia; Basel, Switzerland; Edinburgh, Scotland; and Paris are just a few of the hundreds of cities around the world where giant out-of-scale skyscrapers have been recently proposed in formerly low or mid-rise historic settings.

The issue of tall buildings in historic cities is not a small one. City after city has seen fights between those who want to preserve neighborhood integrity and those who want Trump towers and “starchitect” skyscrapers. Prince Charles, for example recently criticized the “high-rise free-for-all” in London which he said has left the city with a “pockmarked skyline and a degraded public realm.” Today, skyscrapers called the “Shard” and the “Gherkin” loom over the Tower of London, St. Paul’s Cathedral, and other famous landmarks.

Whatever one thinks of Prince Charles, there’s no question that he has raised some important issues about the future of the built environment. These include:

  1. Does density always require high rises?
  2. Are historic neighborhoods adequately protected from incompatible new construction?
  3. What is more important  —  the ability of tall buildings to make an architectural statement, or the need for new buildings to fit into existing neighborhoods?
  4. Should new development shape the character of our cities — or should the character of our cities shape the new development?

I love the skylines of New York, Chicago, and many other high-rise cities. But I also love the skylines of Washington, Charleston, Savannah, Prague, Edinburgh, Rome, and other historic mid- and low-rise cities. It would be a tragedy to turn all of these remarkable places into tower cities. Density does not always demand high-rises. Skyscrapers are a dime a dozen in today’s world. Once a low rise city or town succumbs to high-rise mania, many more towers will follow, until the city becomes a carbon-copy of every other city in a “geography of nowhere.”

This article comes to Crosscut by way of Citiwire.net, a service reporting on urban land use issues.

 


About the Author

Edward T. McMahon is a senior resident fellow at the Urban Land Institute and the Charles E. Fraser Chair for Sustainable Development and Environmental Policy.

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Comments:

Posted Sun, May 13, 11:17 a.m. Inappropriate

One good model for high-rise high-density living are all the condominium buildings next to Vancouver's Stanley Park.

The problem with high rise buildings in many cities, including Seattle, is that they do not have the large adjacent parks to support them.

Posted Mon, May 14, 8:18 a.m. Inappropriate

Your post has a major error with regards to the comparison you outline. Seattle is not like DC or other European capital cities that you call a low- or mid- rise city. Those cities have widespread and uniformly mid-rise development, unlike Seattle with small patches of mid-rise development outside of the center city. Only a few areas of Seattle are zoned or currently built out in this manner and unless you want to become a champion of rezoning, say all of the Roosevelt neighborhood to LR3 or MR65, your idea falls flat. You're setting up a false choice, because the model you layout will never happen.

bgtothen

Posted Tue, May 15, 1:25 p.m. Inappropriate

And not just rezoning, but actively bulldozing existing buildings. With one highrise, we get instant density while losing only a few buildings. But to get that same level of new density using an entire neighborhood you need to bulldoze far more buildings.

I agree that short, dense buildings can make a great city. But I've yet to be convinced that we can add the number of units we need nearly as quickly with shorter buildings.

(I also take issue with the issue that buildings need to be short or supertall - there's a lot of middle ground between the two.

Posted Mon, May 14, 9:59 a.m. Inappropriate

The reason Seattle is gravitating to high-rise as the way to get to density, is that everytime you try and change single-family zoning in the city, the hugh and cry from neighborhood groups is swift and vocal (e.g Roosevelt).

San Francisco, The French Quarter, Paris, London, etc. get to horizontal density by having row houses, with no yards, deep lots, and limited open space on private property. That is a non-starter in Seattle. We wall off 80% of the residential land area to increased density.

That only leaves increased vertical development in the few areas that remain, like South Lake Union, parts of Ballard, Belltown, etc. If politicians get a backlash everytime we try and replace single-family houses and yards with row house, full lot-coverage dwellings, vertical development is the only option left.

Posted Mon, May 14, 2:21 p.m. Inappropriate

"The reason Seattle is gravitating to high-rise as the way to get to density, is that everytime you try and change single-family zoning in the city, the hugh and cry from neighborhood groups is swift and vocal (e.g Roosevelt)."

Not the facts in Roosevelt, not the facts period. The facts have more to do with planning best cases, ignoring worst cases, sticking critics with the blame, and taxpayers with the bill. Even when Seattle has the wit to hire a land use economist, I wouldn't be willing to bet the powers that be will listen. From his story today, I'd say Bob Young doesn't think so either. Read all about it here:—http://seattletimes.nwsource.com/html/localnews/2018203908_yeslerterrace14m.html

afreeman

Posted Mon, May 14, 8:35 p.m. Inappropriate

Maybe the current zoning and density in South Lake Union is a good example of what the article's author is speaking to. The neighborhood is currently zoned throughout from 40' in height near the lake to125' in height at Denny Way, with staged levels of 55', 65', 75' and 85' between. Development has been active over the past 8 years, and about 10 projects are in work or in planning. When built out, this zoning will support over 40 housing units per acre, plus an equivalent of office workers. This is certainly dense, and will support a transit oriented neighborhood. But some development interests say that isn't enough, let's rezone the neighborhood right down to the lake for towers, high rises to 300'. I agree with Mr McMahon, it isn't necessary and isn't appropriate.
BigTuna

BigTuna

Posted Tue, May 15, 5:09 a.m. Inappropriate

Glad you mentioned Savannah. (Even snooty Charleston.) A PNW transplant of five years, I now work in Savannah's Historic District and revel in its lack of density and Very Tall Buildings. The multitude of public squares--22 of them--are the living jewels of downtown. The massive Live Oaks form canopies overhead, creating a cathedral-like chamber beneath for the people sitting or walking about. Pedestrians trekking about downtown are only a few blocks away from one.

But what a difference a century and a little good fortune makes, when it comes to high-rise density in a city like Savannah. Unlike Seattle, Savannah and Charleston are not constructs of the 19th century. Founded in the first half of the 18th century, Savannah's downtown Historic District remains designed to human and horse-carriage scales. Savannah escaped much of the destruction of the "War of Northern Aggression" and did not require literal reconstruction--keeping the soon-to-be Historic District intact. Wasn't (hasn't) Seattle's focus been something different? Pushing away the past and reaching for some "modern" future? (I attended the Century 21 World's Fair in '62.)

Is it too late for the Emerald City? It would appear Pandora's Box of High-Rise Density has already been opened. Perhaps Seattle's future skyline is already on display just a 2 ½ hour drive north...?

Posted Thu, May 17, 11:54 a.m. Inappropriate

The author never details what he does not like about tall buildings--just that they are somehow undesirable.

I find the Vancouver, BC style zoning much more appealing than the Seattle style. For example, compare the False Creek area in Van with Ballard. False Creek has smart looking tall condos surrounded by public space, paths, shops restaurants, etc. Ballard has cheap looking 5 or 6 story block-like condos with little public space. Ballard ends up looking a bit like a shabby east Berlin.

This is what you end up with if you simply impose height restrictions without designing zoning from a critical perspective.

andy

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