Category Archives: Roof

Here’s a Layout You Don’t See Often (or Ever Before, for Me)

Posted by in Roof, Shingles, The Unusual | November 14, 2016

Things that came to mind at first glance: How does a roofer handle this? Did the architect see this coming? How can this not leak? Now what can be done? Answers (Guesses): He routed one valley into another. Probably not.… Read More

Case Study: A Sagging Roof

Posted by in Case Studies, Roof, Wood | August 29, 2016

The roof of this barn exhibits a sag (featured photo).  The roof is framed with rafters (Figure 1).  The rafter ties are set very high to allow clearance for interior activities; however, this prevents the ties from adequately restraining the… Read More

Shingle Tab Lifted by a Raised Nail (Case Study)

Posted by in Buying/Maintaining a Home, Case Studies, Roof, Shingles | July 11, 2016

From the ground, I saw that the shingle looked slightly lifted.  See the featured photograph.  Further examination disclosed that the shingle was lifted by a raised nail. One of the nail had been installed at an angle and had backed out. … Read More

Hand Torn Shingles

Posted by in Roof, Shingles, Wind Damage | May 02, 2016

Most things are made better by hand, such as, automobile engines, pies, furniture, chocolate, etc. However, hand-made “wind damage” to shingles is an oxymoron. Here are a few examples of hand-torn shingles and their evidence of being hand torn.  Look… Read More

Evidence of a Roof Leak

Posted by in Roof, Water Sources | April 11, 2016

What caused damage to the drywall on this ceiling (Figure 1)? The damage is not due to a one time leakage.  It is just too severe for a one time ice dam. Climbing into the attic above the kitchen we… Read More

Not As Unusual as You Would Think

Posted by in Roof, Shingles | March 31, 2016

We get to see some unusual details on the roofs we examine.  Here are four that promote leakage and/or loose shingles. Who put the soil stack in a valley?  See the featured photo.  In heavy rains or during snow melt,… Read More

What happens when…the boot on the soil stack is too small?

Posted by in Buying/Maintaining a Home, Roof, Shingles, What happens when ...? | February 29, 2016

Ever wonder if conventional wisdom, common sense, or old wives’ (in this day and age of political correctness I probably should include old husbands’) tales are accurate? This blog begins what I hope to be a new recurring series of case studies… Read More

What Can We Tell from This Photo? (Case Study 13)

Posted by in Apparent Mold/Biological Growth, Case Studies, Roof, Winter Concerns, Wood | February 22, 2016

The feature photograph was taken in an attic during a warmer month of the year.  It documents the condition on the underside of the roof deck.  This photograph provides valuable information regarding the scope and history of airborne moisture in the attic. From… Read More