Lab Services: Rock testing

Lab Services: Rock testing

Back to Results

Test Method Title

Standard Test Method for Determining Rock Quality Designation (RQD) of Rock Core

Reference Number

ASTM D6032

Material

Rock

Test Property

RQD

Description of Test

RQD denotes the percentage of intact & sound rock retrieved from a borehole of any orientation. All 100 mm (4 in) or longer pieces of intact and sound rock core are summed and divided by the total length of the core run. Judgment may be required when determining "intact and sound."

Preferred Test Sample Size

Rock core drill run

Number of Test Specimens

1

Test Specimen Size

One complete run, as determined by the engineer. Either a drill run, a complete core through one type of rock, or a complete run through a selected zone of concern.

Keywords

Classification, index, logging, quality, rock core, RQD

For more information, contact GeoTesting Express:



Atlanta

770.645.6575


Boston

978.635.0424


Chicago

224.676.1371


New York

212.566.6630



info@geotesting.com