W.F. McCullough Geotechnical Gauge


U.S. Domestic Prices


The Geotechnical Gauge is a field data chart for field engineering work. Gauge contains size classification with actual sand grains from coarse to silt, roundness chart, percent composition chart, Unified Soil Classification System (USCS), 6 common Munsell® soil colors, soil and sand compacting classifications and centimeter and inches scale. Flexible, waterproof plastic card has nylon string for carrying convenience and measures 5” x 7”. Manufactured by W. F. McCollough.


See also the W.F. McCollough Sand Gauge

Additional information

Weight .075 lbs
Dimensions 7 × 5.15 × .1 in

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