Author Archives: Jerry Prugar

What Happens When Battery Acid is Spilled on Concrete?

Posted by in Buying/Maintaining a Home, Concrete | January 12, 2015

It doesn’t happen often, but when it does, “What should you expect?” Concrete is a relatively indestructible material.  When a liquid is accidently spilled on it, wipe it up, and there seems to be no apparent damage.  Often times kitty… Read More

Pellet Impact Damage to Soft Metals

Posted by in Siding, Simple Forensic Methods | January 05, 2015

So, what does pellet impact damage look like in soft metals such as siding or a metal chimney? See for yourself.         We weren’t asked, but considering the direction of exposure of the siding and the chimney… Read More

Happy New Year 2015!

Posted by in Celebrate | December 29, 2014

… What does 2015 hold in store for us? What will be the BIG weather event of the year? Which world leader will re-shape the geopolitical landscape? What new entertainment fads will develop? What sports heroes will appear to arise… Read More

Thought for Christmas 2014

Posted by in Celebrate | December 22, 2014

. Therefore Pilate said to Him, “So You are a king?” . Jesus answered, “You say correctly that I am a king. For this I have been born, and for this I have come into the world, to testify to… Read More

Garage Whisperer

Posted by in Simple Forensic Methods, Wind Damage, Wood | December 15, 2014

We are often contacted to evaluate “Why is the garage leaning?” and “When did the lean occur?”  (See the featured photo).  With regard to the latter question, fortunately we have super listening powers.  That is, we are able to hear… Read More

What Can We Tell from This Photo? (Case Study 5)

Posted by in Roof, Shingles, Simple Forensic Methods | December 08, 2014

  This is an exercise to develop the abilities of observation. What can one know from examining this photograph? The cohesive failure of the asphalt in the mat, especially at the right end, indicates that the force required to lift… Read More

Humps and Sags in a Roof Framed with Sawn Lumber

Posted by in Roof, Wood | December 01, 2014

We are sometimes contacted to evaluate humps and/or sags in roof slopes, as shown in the featured photo and Figures HS-1.  Most often we are asked to evaluate residential roofs which are commonly framed with 2×6 or 2×8 rafters.  … Read More

Happy Thanksgiving! (2014)

Posted by in Celebrate | November 24, 2014

My favorite time of year is Autumn.  One reason is the abundance of fresh fruits and vegetables at this time of year.  And with all this abundance, this is a good time of the year to slow down and consider… Read More