Daily Archives: January 2, 2014

Re-examining Paver Performance

In the November 2013 issue of The Construction Specifier, we published the article, “Controlling Stormwater at the Source,” by Katie McKain, ASLA, MLA, MUD.  David R. Smith, CSI, of the Interlocking Concrete Pavement Institute (ICPI), wrote in about what he felt were some inaccuracies; we then shared his comments with the author.

I read with interest Ms. McKain’s article. She made some inaccurate statements about permeable interlocking concrete pavement (PICP) that require correction. This includes misstating PICP longevity at seven to 15 years. Continue reading

Predicting Façade Failures

Kimball J. Beasley, PE, F.ASCE

Building façades are often constructed with materials of variable strength that are constantly exposed to weather and attached with hundreds or thousands of concealed connections that cannot be easily inspected or maintained. These materials and connections, which may have been installed with minimal supervision due to difficult access, are often suspended over busy sidewalks with the expectation they will last forever—or at least for the building’s economic life. Continue reading