Colorado Nationwide Speedway Demonstrates Liberty Tire Recycling’s SmartMIX Asphalt Know-how

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Challenge made attainable by first public grant of its sort within the state

PITTSBURGH — Colorado Nationwide Speedway (CNS) is main the best way towards sustainability by means of the usage of an revolutionary rubberized asphalt created from recycled tires. In partnership with the Colorado Strong Waste Market Improvement Program, funding was made accessible to show new rubberized expertise and put it to the check within the demanding Colorado local weather on the state’s premier NASCAR observe.

“You’ve heard of the place the rubber meets the street, that is the place the rubber is the street,” mentioned Jim Nordhougen, Proprietor and Occasion Promoter of the observe. “We tried to make use of recycled tire rubber up to now, nevertheless it was too costly and troublesome to coordinate with the additional liquid tanks and specialised tools. This time across the course of was a lot simpler and cheaper.”

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The innovation comes from Liberty Tire Recycling’s SmartMIX Reacted Rubber Particle Know-how that pre-cooks rubber powder and oil collectively earlier than it’s delivered to the asphalt combine producer.

“The pre-cooking makes certain the rubber is saturated and swelled with oil, previous to including the recent combine asphalt. This eliminates separate liquid storage tanks, further asphalt liquid, elevated mixing temperatures, or further mixing time on the plant,” mentioned Doug Carlson, VP of Asphalt Merchandise for Liberty Tire Recycling. “Throughout manufacturing of asphalt with SmartMIX, there may be little or no change to a mixture producer’s operation. We simply add 12 kilos of the handled rubber powder together with the recycled combine that they’re already utilizing and it gives for a extra sturdy, versatile and crack resistant combine. It’s very easy to do.”

“The mission beneficially reused the rubber from 520 end-of-life passenger tires in 650 tons of the rubberized combine,” mentioned Brian Gaboriau, Waste Tire Grants Administrator of the Colorado Waste Tire Market Improvement Program. “Colorado Nationwide Speedway was the primary grant of its sort within the state and we’re thinking about how the brand new expertise works out.”

In response to Dan Kehn, CEO of Kehn Development of Ft. Collins, SmartMIX rubber will get added to the combo together with recycled asphalt. A blower handles the rubber powder and provides it precisely to the combo in the proper proportion. “This combine had about 12 kilos of rubber added to each ton of combine,” he mentioned. “It was fairly simple.”

The observe paving mission within the Pit Highway space used 130 tons of recycled asphalt together with the recycled tire rubber. Rubberized asphalt made with SmartMIX permits for the better use of recycling with out harming the standard or efficiency of the combo.

“SmartMIX expertise really embodies Liberty’s general mission of sustainability and environmental stewardship by giving one other life to end-of-use tires,” mentioned Carlson. “CNS could also be first racetrack to implement the expertise, however it’s not the one stretch of street to place SmartMIX to the check.”

The Nationwide Heart for Asphalt Know-how in Auburn Alabama is an accelerated loading facility the place actual loaded vehicles circle the observe evening and day to get ten years’ price of visitors on the check sections in 3 years’ time. NCAT positioned SmartMIX asphalt supplies on its check observe in September 2021 and is evaluating efficiency on a weekly foundation.

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“A purpose of the mission is to have the ability to recycle the scrap tires generated and picked up on the observe and switch them into longer lasting observe surfaces sooner or later,” mentioned Nordhougen.

“Waste tires generally is a problem to handle if not disposed of correctly,” mentioned Gaboriau. “If the rubberized asphalt market develops because of the mission, as we plan, we are able to shut the loop on waste tire assortment, processing and useful re-use in our state.”

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Contacts

Dan Kehn
Don Kehn Development, Inc.
(970) 226-4111

Doug Carlson
Liberty Tire Recycling
(602) 751-6039

Jim Nordhougen, Promoter
Colorado Nationwide Speedway
(303) 828-0116

Brian Gaboriau
HAZ.MAT. CONTROL DIV B-200
(303)-692-2097

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