Construction
Top stories summarized by our editors
2/21/2020

Kryton International used World of Concrete to introduce a North American audience to Sensohive's Maturix brand of concrete sensors, which collect temperature data from rebar-connected wires and use internet-of-things technology to send the information to connected devices. The system then uses the data to estimate the concrete's maturity and strength, according to Kryton International.

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Equipment World
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World of Concrete, Sensohive
2/21/2020

The Broadway Bridge replacement project in Minot, N.D., has earned a Gold Star award from the North Dakota Ready Mix & Concrete Products Association. Roughly 8,500 cubic yards of concrete were produced for the 822-foot-long structure.

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KXMC-TV (Minot, N.D.)
2/21/2020

Flatiron Construction has used a temporary rail system to overcome shallow water and a limited right of way for a complex bridge project in North Carolina. Two large, custom-built gantry cranes move along the rails and help carefully position pilings and other heavy items.

2/21/2020

Cemex is looking to reduce net-specific CO2 emissions by 35% by 2030 and deliver net-zero-CO2 concrete by 2050. The company says it has already cut its net-specific CO2 emissions by more than 22% over its 1990 baseline, but believes it can do more.

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BusinessGreen (U.K.)
2/21/2020

Researchers at the University of Tokyo have added recycled wood to concrete to make it sustainable. The wood's lignin polymers fill gaps in the concrete and act as an adhesive once combined with waste powder in a heated mix.

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EurekAlert!
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University of Tokyo
2/20/2020

Denver City Council approval of a contract with Hensel Phelps sets the stage for renewed work on Denver International Airport's Great Hall. The contractor will take over work on a partially completed first phase next month.

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KUSA-TV (Denver)
2/20/2020

The Long Beach, Calif., City Council is adding $21.3 million to a $65 million design-build contract with Swinerton for the second phase of terminal upgrades at Long Beach Airport. The added money accounts for design changes and increasing construction costs.

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Swinerton Builders
2/20/2020

Mortenson-McCarthy Joint Venture has lifted the stainless steel cable net and has placed the ethylene tetrafluoroethylene support for Allegiant Stadium's 7-acre translucent plastic polymer roof. In addition to the "big lift," crews have nearly completed motorized lanai doors and a field tray outside the stadium.

2/20/2020

The National Geospatial-Intelligence Agency has shared renderings of a $1.7 billion headquarters under construction in St. Louis. The agency has been calling for community input on perimeter design for the 97-acre site.

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KTVI-TV (St. Louis)
2/20/2020

Multimodal transportation is the focus of a newly approved transportation master plan for Boulder County, Colo. The $2 billion plan's 61 projects include commuter rail, bus service, safety-conscious intersections and connector trails for bikes.