May 27, 2009

Shoreview experiment may eliminate storm drains

Shoreview Public Works Director Mark Maloney says that pervious concrete allows water to flow through, preventing runoff and eliminating the need for storm sewers. ... The Minnesota Department of Transportation, working with the Aggregate Ready Mix Association, began studying pervious concrete in 2005 on a driveway, sidewalk and road test strips at its MnROAD research center at Albertville.

Read the full story: Shoreview experiment may eliminate storm drains, Star Tribune, May 26, 2009

Also, check out the TERRA fact sheet on pervious concrete.

January 6, 2008

New FHWA Sign Retroreflectivity Rule, Jan. 22

The FHWA Office of Safety advised all LTAP Centers that the Final Rule for maintained sign retroreflectivity was published in the Federal Register on Friday December 21, 2007. It will go into effect on January 22, 2008.

The FHWA Visibility Web site includes the text of the rule, the changes to the MUTCD text, a brochure that explains the changes, and other related items. Go to

The 4-page brochure is in the process of being printed. Minnesota LTAP will be receiving copies for distribution to our customers.

December 14, 2007

"Snow Business" article on salt usage

Connie Fortin alerted us to the publication of her article in Snow Business, the publication of the Snow and Ice Management Association. It features the "Winter Parking Lot and Sidewalk Maintenance Manual," which was sponsored by the Minnesota Pollution Control Agency (MPCA).

Read Salt’s Lasting Impact: Education, proper science key to reducing chemical usage (PDF)

December 13, 2007

Stormwater Management Resources

Use the resources on the Minnesota LTAP Stormwater Management Topics page to find information about stormwater management practices in Minnesota. Resources include an assessment of best practices for stormwater management and the MPCA's Stormwater Manual.