Good News Network
Summary
It’s been four years now, but Microsoft’s Redmond campus modernization is almost finished. The massive 72-acre rebuild includes dozens of hopefully planet-saving designs and features, but none are more impressive than the Geothermal Energy Center (TEC).
To heat and cool the massive campus, a 6.5-acre geothermal well field, consisting of around 900 boreholes drilled up to 550 feet deep was completed last year with the aim of delivering 50% of the heating and cooling needs without carbon emissions.
The subsurface environment was unmapped, and known to be riddled with past construction debris and natural obstacles. Nevertheless, GLY Construction who managed the drilling efforts completed all work under budget and on time thanks to an innovative approach of virtual design and virtual construction that included a 3D model of the components and the job site true to within 256ths of an inch.
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