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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 | Jan 4, 2019

Canada’s National Building Code will include climate change obligations

New durability requirements for new buildings in the works.
Codes and Standards | Jan 4, 2019

LEED v4.1 beta registration begins in January

First releases are O+M, BD+C, and ID+C.

Codes and Standards | Jan 3, 2019

U.S. Appeals Court says general contractors can be cited for subcontractor violations

Ruling will prompt review of OSH decision that said GCs cannot be held liable for subs’ violations.

Codes and Standards | Jan 3, 2019

Tall mass timber code changes receive final approval

New provisions to be included in the 2021 International Building Code.

Codes and Standards | Jan 2, 2019

ASHRAE’s Low-Rise Residential Buildings standard update now available

Performance measures are at least 50% more efficient than 2006 IECC.

Codes and Standards | Jan 2, 2019

Study compares labor hours for various low-slope roofing options

Type of roof covering, project parameters, tool management, and crew efficiency all impact profitability.

Codes and Standards | Dec 20, 2018

New York’s ‘Scaffold Law’ under fire for driving up project costs

Lawmakers under pressure to reform law that makes contractors 100% liable for work-site injuries.

Codes and Standards | Dec 19, 2018

Guidance for water utilities on indoor recycled water use released

Provides recommended ranges on 13 different parameters of water quality.

Codes and Standards | Dec 18, 2018

Development in Africa, Asia, and uptake in air conditioning will require more efficient buildings

Dramatic action will be needed for global building sector to cut carbon in line with international agreements.

Codes and Standards | Dec 14, 2018

Emissions for buildings and construction have peaked, UN says

Greener buildings have led to leveling off of GHGs.

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