June 2019 Vol. 27, No. 2

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TURFGRASS AND VEGETATION

Turfgrass course: installation and management
Minnesota LTAP is now offering an online course that aims to help practitioners successfully install and manage roadside turfgrass.

New cultivars selected for roadside turfgrass
Researchers identified grasses that can perform best in the face of three significant stressors: salt, heat, and ice.

Study finds public support for bee-friendly turfgrass
A study suggests widespread public support for adding flowering lawns to green infrastructure options.

Concrete grinding: mixed impacts on roadside vegetation and soil
In a recent project, researchers studied the impact of concrete grinding residue on roadside vegetation and soil.

HONORS

A natural for a career in highway maintenance
A 2017 Roads Scholar grad, Cristi Field is living proof that women are taking on more types of transportation careers.

Congratulations, Roads Scholars!
Congratulations to the 2018 graduates of the Roads Scholar Program!

Minnesotans receive NACE awards
Two Minnesotans were honored in April by the National Association of County Engineers during its annual conference.

Steering Committee update
A big welcome to Tim Kieffer and hearty thanks to Will Elwell.

LRRB SPOTLIGHT

New spreadsheet tool helps you manage gravel roads
A new spreadsheet tool from the Minnesota Local Road Research Board is designed to help county engineering offices better track and manage gravel roads.

Study suggests 70 percent RAP for gravel road surfaces
The LRRB and MnDOT sponsored a study to determine the optimal level of recycled asphalt pavement in an aggregate mixture for Minnesota gravel road surfaces.

Culvert designs allow fish passage
Minnesota transportation practitioners now have access to a comprehensive culvert design guide to help preserve stream connectivity and promote the safe passage of fish and other aquatic organisms through culverts.

ROAD SALT

Road salt and stormwater ponds don’t mix
Jacques Finlay presented his research on stormwater ponds at the 18th Annual Road Salt Symposium.

Liquid asset: County reduces road salt, saves money with brine
Jefferson County Highway Commissioner Bill Kern discussed using liquid brine instead of road salt at the 2019 Road Salt Symposium.

Strategies help mitigate chloride from deicers
In a U of M study, researchers measured the transport and accumulation of chloride from road deicers in a Twin Cities metro-area watershed.

Model Contract for Snow and Ice Management Services
A model contract for snow and ice management services is available on the Minnesota Pollution Control Agency website.

INFORMATION SERVICES

The Shelf
Recent publications from various sources

Involve the public using apps, low-cost videos
The Every Day Counts round five team on virtual public involvement offers technical assistance, peer exchanges, and workshops to help agencies adopt digital tools to engage people in transportation planning and project development processes.

Roadside dust from car parts may pose a health concern
A University of Pennsylvania research team analyzed roadside dust to identify potential health risks from the tiny bits of tires, brake pads, and road materials that become suspended in the air when vehicles pass over.

WORKSHOPS AND TRAINING

Road Salt Symposium moves to October
The annual Road Salt Symposium is moving to the fall beginning this year.

Women in Public Service events
Hamline University in St. Paul offers an annual conference and ongoing seminars about women in public service.

Minnesota Madness: A Final Four of Maintenance
In honor of Minnesota hosting the NCAA Men's Basketball Final Four this spring, we've created our own Minnesota Madness.