Archives by Month: September 2016

Unnatural Pattern of “Alleged Wind Damage”

Posted by in Shingles | September 26, 2016

The relatively uniform spacing of the missing tabs within the fields of the roof slopes, the almost identical pattern of the fractures and cracking of the tabs, and the presence of this pattern on multiple slopes facing multiple cardinal directions… Read More

Buckling, Sliding, and Thermal Tearing of Shingle Strips

Posted by in Shingles | September 19, 2016

In the featured photo the shingles exhibit buckling at the ends of the shingle strips.  This buckling is similar to the buckling of a concrete roadway in the summer. The shingles have expanded from excessive heat or swelled from excessive… Read More

Case Study: Hand Torn Shingles

Posted by in Case Studies, Shingles | September 12, 2016

The dimensional shingles on the roof exhibited many torn and dislodged shingle strips (see featured photo).  The shingle strips were well sealed and when they were lifted, the underside of the mat adhered to the underlying shingle (Figure 1).  In… Read More

Thoughts for this Labor Day (2016)

Posted by in Celebrate | September 05, 2016

Two observations and a promise regarding labor on this Labor Day.  Observation #1 Unless the LORD builds the house, those who build it labor in vain. Unless the LORD watches over the city, the watchman stays awake in vain. (Psa… Read More