Category Archives: Case Studies

Breaking Like a KitKat Bar

Posted by in Case Studies, Soil Issues | November 05, 2019

Remember the 1990’s KitKat commercial where the chocolate bar was snapped in two? If you don’t, you can watch it here on YouTube. That’s what this barn in the featured photo appears to be doing in one of the sidewalls.… Read More

What Can We Tell From These Photos? (Case Study 19)

Posted by in Case Studies, Roof, Simple Forensic Methods, Wood | May 13, 2019

The roof surface exhibits a deep trough near scupper through which the roof drains. The roof runoff can’t drain off the roof until it fills and overflows the trough. The trough has been present for months, as evidenced by the… Read More

What Can We Tell From This Photo? (Case Study 18)

Posted by in Case Studies, Wood | April 29, 2019

One of my favorite sayings is, “When something doesn’t look quite right, it probably isn’t.” This maxim has served me well, both professionally and personally.  Some would probably call it “instinct” or “the subconscious mind.”  Whatever it is called it… Read More

The Importance of Galvanizing Lintels

Posted by in Case Studies, Steel, What happens when ...? | September 24, 2018

The featured photograph shows a lintel that was removed from over a door opening. The brick wall is about 45 years old and faces west. The age of the brick veneer and the lintel are not known with certainty, but… Read More

The Importance of Allowing Room for Expansion and Contraction

Posted by in Case Studies, Structural Principles | September 10, 2018

While waiting at an exit on I-71 for a traffic light to change, I noticed a large vertical split in one of the posts for the guardrail (see feature photo).  Being of the forensic persuasion, I gave a quick thought… Read More

What Can We Tell from This Photo? (Case Study 15)

Posted by in Apparent Mold/Biological Growth, Case Studies, Roof | July 31, 2017

The feature photograph was taken of the underside of a roof deck in an attic.  This photograph provides helpful information regarding the cause and history of the damage. From this photo we observe the following: The pixelated pattern of the apparent… Read More

Corrugated Brick Ties

Posted by in Case Studies, Masonry, What happens when ...? | June 26, 2017

How well do those corrugated brick ties perform over time? Not too well. The wall fallen in the featured photograph exhibited severely corroded ties that contributed to the failure of the brick veneer (Figures 1 and 2). The wall was… Read More

What Can We Tell from This Photo? (Case Study 14)

Posted by in Case Studies, Masonry | June 05, 2017

The feature photograph was taken of a chimney that had been clad with manufactured stone veneer.  This photograph provides helpful information regarding the cause and history of the damage. From this photo we observe the following: There is no waterproof membrane… Read More