Ore cuts are conducted in a roof analysis because each of the moisture analysis methods has their limitations and thorough diagnosis of a roof system requires core cuts.
Gravimetric analysis for roof moisture.
3 2 1 core a sampl cut e of the roof assem bly extracted from an existing roof system for further analysis including all elements of the roofing system including the deck material only when the deck material is capable of moisture absorption well beyond its equilibrium content.
Cut from the roof area.
3 2 2 equilibrium moisture content emc.
In the moisture analysis procedure the core cuts are extracted to determine both the construction and moisture content of the existing roof system.
Rooftech offers a wide variety of roof testing services including moisture analysis utilizing infrared capacitance and impedance moisture evaluation factory mutual negative pressure wind uplift testing leak evaluation and water testing hail impact testing gravel gradation core sample analysis and microscopic analysis the testing department at rooftech can assist you in evaluating.
Moisture identified by nondestructive moisture testing is relative and must be quantified by a combination of physical core cuts and gravimetric analysis.
Gravimetric determination of moisture and phosphorus in fertilizer samples.
Moisture identified by non destructive moisture testing is relative and must be quantified by a combination of physical core cuts and gravimetric analysis.
3 2 4 gravimetric analysis the deter mination of moisture content by weightofamaterialbycomparing 2010 florida building code test protocols hvhz tas 126 95 1 testing application standard tas 126 95 standard procedures for roof moisture surveys.