Search results for query: *

In a building still under construction, the ground-face CMU turned yellow over the winter in northeast US. The yellow was identified as sulfur, and is limited to the face of the CMU exposed to the building interior and not found within the CMU. Sulfur is also identified on the surfaces of...

Therein lies the need for legal clarification. I do appreciate the comments. Many old codes (early 1900s) require a live load of xx pounds per superficial foot along the surface of a floor or roof. That requirement is "a force applied to a surface" (i.e. contributory area). I need to define...

I appreciate the help. I found a UNC website - Dictionary of Units of Measure http://www.unc.edu/~rowlett/units/dictS.html that states super foot and superficial foot both equal square foot. Architectural design standards from the 1930s give no reference to superficial feet.

Many archive building codes state floor and roof loads to be per superficial foot. What is the exact definition of a superficial foot. Phrases change over time. It is reasonable to conclude that per superficial foot is now stated as per square foot, but I need to connect the two to appease a...

some source says that vegetable oils deteriorate into carboxyl acid derivatives, and THAT acid MAY damage concrete. As a consultant I kinda need a good source to reference. thanks all

After an olive oil leak, there is a party stating that vegetable oil will damage concrete/masonry that is 40 years old. Can acids from bio-organic compounds (olive oil) damage concrete/cement?