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Michigan town’s smart sidewalks reuse heat to stay snow-free

By | April 6, 2011, 8:49 AM PDT

Here’s a smart idea: instead of letting heat from underground pipes dissipate, reuse it to warm streets and sidewalks during bitter Midwestern winters.

That’s precisely what long-ago residents of Holland, Michigan were thinking when they installed a 120 miles of pipe to keep downtown Holland humming well into freezing winters with Lake Effect snow.

The town, about 150 miles north of Chicago, sits about five miles east of Lake MIchigan, bearing the brunt of the bitter winds that sweep off the water. As such, Hollanders (as they’re called) thought to be a bit smarter about the way they planned their city’s infrastructure.

Design with Science principal Sally Augustin writes in Metropolis:

Thanks to the underground pipes, no matter how cold it gets, the sidewalks stay clear and dry, all because someone was thoughtful enough to use an industrial by-product that other towns blithely discarded. This early decision, which lead to the installation of 120 miles of tubes, have kept downtown Holland alive, even as towns of similar size have been decimated, with shops decamping to nearby malls.

More recently, city officials have installed a gas-powered hearth right on the sidewalk at one intersection, prompting residents to — on cold days, of course — gather around it to warm up, much like a communal fireplace.

Community, quality of life and intelligent infrastructure: that’s our kind of town.

Photo: Michigan Municipal League/Flickr

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Andrew Nusca

About Andrew Nusca

Andrew Nusca is editor of SmartPlanet.

Andrew Nusca

Andrew Nusca

Editor

Andrew Nusca is editor of SmartPlanet and an associate editor for ZDNet. Previously, he worked at Money, Men's Vogue and Popular Mechanics magazines. He holds degrees from the Columbia University Graduate School of Journalism and New York University. He based in New York but resides in Philadelphia.

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Andrew Nusca

Andrew Nusca
Andrew Nusca does not hold any investments in the companies he covers.
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0 Votes
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
Now that was a smart idea.
Posted by bb_apptix
6th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
Would have been nice to see pictures of the sidewalks and streets being clear of snow with snow on the ground. The spring picture included in the article did not really show off the technology in action.
Posted by tory.davison@...
6th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
Folks, this is not new. I grew up in Conn. New Haven to be exact. Yale University has had this since waaay back in the 50's. Their residual heat from the boilers that heated their buildings were connected under the sidewalks making for a pleasant walk in the winter to the Green.
Posted by Solution1
6th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
I must get my glasses checked. I didn't find any 'science' on the
page....just some reference on how smart someone was to not get
rid of some piping. Perhaps you could explain the science?
Posted by 16Tons
6th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
And so did the Colorado School of Mines in Golden Colorado. They had a central boiler that provided heat to the dorms, rooms, etc and the steam ran under the streets and sidewalks.. They used super hot steam so by the time that it got to the dorms it was still hot. I do not know if it is still running as I went there during the 1960's and 70's. Also knew that some places in Denver did the same, but they did get rid of them.
Posted by stevensedlmayr
6th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
THANKS ED PRINCE....Rest in peace
Posted by mrkanz
7th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free"reuse"
From where do they 'reuse' it?

The cheap and easy way to do this is to run flexible pipe under the pavement and to an underground heat sink--cool the place in summer, heat it in winter.

Cost? pipe, pumps, temperature controllers. For an 800 sq ft driveway, the cost is about the same as a snowblower--without the work or the maintenance. And your kids don't burn their feet in the summer!

Many towns made this sort of thing illegal a few decades ago--90 years ago it was pretty common to heat sidewalks.

The system I describe can be run from a small solar panel & battery. The radiator & storage systems are basically pipe. Variants of this system are fairly common in Northern Europe.

This kind of system can be used embedded in concrete to collect heat to heat water in swimming pools and for use in shower houses.

The initial cost can be less than a single season's fuel costs.
Posted by wizoddg
7th Apr 2011
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@tory
They did - that's January :-P
Posted by steve_jonesuk@...
7th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
January? Green mature leaves on trees, plants or weeds on the
sidewalk itself, sleeveless dress, and short sleeve shirts with no
coats draped over the chairs or otherwise in evidence when
facing the icy blasts away from the heated street haven?

No the picture is clearly not January.
Posted by attoman
7th Apr 2011
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RE: Michigan town's smart sidewalks reuse heat to stay snow-free
Does anyone know the total area kept ice free and the typical heat
budget (in watts or joules or calories) per unit area?

Question for Holland, or Colorado School of Mines or any northern
clime place that has done the deed.
Posted by attoman
7th Apr 2011
0 Votes
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Message has been deleted.
Posted by zhengdd01
Updated - 12th Apr 2011
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