Examples of Mottling in a sentence
Layer Soil Type (USDA)Test Pit B Depth of Mottling Depth to Rest.
Active Mottling) reflects alternating reduction and oxidation conditions due to water table fluctuations.
Mottling was observed at approximately 1.2 to 4 feet below the existing ground surface in all the test pits from the GeoResources report.
Peeling on any portion of the coatings.b. Blistering on any portion of the coatings.c. Color fading below a 35 gloss rating, in accordance with ASTM D523.d. Mottling defects that exceed 3 percent of the topcoat surface.e. Visible cracking of the topcoat material.f. Visible rusting discoloration on the coating.g. Sag or other evidence of coating adhesion loss.
Mottling occurs due to the alternating of wetting and drying of the soil, and appears when the soil is exposed to air during dry periods allowing for the oxidation of metals, such as iron, to take place (Collins, 2005).