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Rochester, Minn., plans extensive geothermal network

The city of Rochester, Minn., home of the famed Mayo Clinic, is going big on geothermal networks. The city is constructing Thermal Energy Networks (TENs) that consist of ambient pipe loops connecting multiple buildings and delivering thermal heating and cooling energy via water-source heat pumps.




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Codes and Standards | Mar 14, 2019

U.S. and Canada differ on how to evaluate field performance of windows, curtain walls

Variations include laboratory test method for determining rate of air leakage.

Codes and Standards | Mar 13, 2019

Climate change can’t be stabilized without addressing urban sprawl

Even if power goes green, transportation will still be a major emissions source.

Codes and Standards | Mar 12, 2019

Virginia county hones new rainwater harvesting standard

Developer prompts new rules to use rainwater for heating and air conditioning.

Codes and Standards | Mar 8, 2019

Portland delays requirement for posted warnings on unreinforced brick and stone buildings

Regulation would mandate signs warning that buildings could be unsafe during earthquakes.

Codes and Standards | Mar 7, 2019

California will allow flame retardant-free building insulation

State also repeals business furniture flammability standard.

Codes and Standards | Mar 5, 2019

Persistent flooding having economic impact on coastal cities

Atlantic City, Annapolis among communities affected.

Codes and Standards | Mar 1, 2019

$1 billion Boston hospital project to include extensive disaster resiliency features

Mass. General expansion will be designed for four days of shelter in place.

Codes and Standards | Mar 1, 2019

U.S. cities have become more dangerous for bicyclists and pedestrians

Reduced speed limits, traffic calming, better education seen as keys to improvement.

Codes and Standards | Feb 28, 2019

High-income renters now the fastest-growing housing market segment

Growth is fastest in mid-sized cities with strong economies.

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