Thursday, July 9, 2009


Electrical panels are required to have a 30" wide by 36" deep clear working space. This panel cannot be opened for inspection without dismantling shelving.

Saturday, May 16, 2009

Microwave Oven Leaks


Proper equipment can detect leaks at microwave ovens.

Sunday, April 12, 2009

S Trap


This is an S trap. S traps are prohibited because water can siphon out of the trap and allow sewer gasses to enter the house.

Friday, April 10, 2009


This B Type flue pipe from the gas water heater requires a 1" minimum clearance from combustibles. This one is in contact with the plywood ceiling creating a fire hazard.

Saturday, April 4, 2009

Expansion Tanks


These expansion tanks are required where there is a pressure reducing valve installed in the water supply and the utility supply pressure exceeds 80 psi.

Turbine Attic Ventilators


Here is one of the problems with turbine attic ventilators. Often times they will get blown off of their base leaving a large hole in the roof for rain to enter.

Sunday, March 29, 2009

T&P Drain Line


This temperature and pressure relief valve (T&P) has the drain line reduced. The T&P drain line diameter must not be less than the diameter of the valve.

Friday, March 27, 2009

Roof Jacks


Deteriorated rubber gasket at roof jacks allow water into the attic and usually into the wall cavities.

Wednesday, March 25, 2009

Swimming Pool Danger


For safety, all pool equipment, lights and rebar are bonded using a copper wire attached to ground. You can see the bonding wire here that is not protecting the pump motor. The risk for a fatal injury exists here.

Tuesday, March 24, 2009

Romex Through Studs


NM cable within 1-1/4" of the face of the stud requires nail plates for protection.

Monday, March 23, 2009

Rooftop Garden


Sometimes there is so much debris on the roof for so long that it composts and becomes a great medium for starting plants.

Sunday, March 22, 2009

Tree Branch Roof Damage


Here's what can happen to your roof covering when tree branches are in contact. Make sure your trees are trimmed to at least 4 feet from the roof.

Saturday, March 21, 2009

Drop Down Attic Stairs


Here is a common defect that I find. Attic drop down stairs require fasteners in holes provided at the corner brackets and the hinge pivot plates. These fasteners must be 16d nails or 1/4x3 lag screws. Drywall or wood screws are not permitted.

Friday, March 20, 2009

Heavy Load


On a jobsite this morning, I saw this truck trying to load a heavy dumpster.

Thursday, March 19, 2009


This is the start