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U.S. Department of Energy
Office of Scientific and Technical Information

Test plan for in situ stress measurement by the hydraulic fracturing method in boreholes RRL-6 and DC-4

Technical Report ·
OSTI ID:5201290

Hydrofracturing tests are to be performed to obtain experimental data regarding the magnitudes and orientations of the principal stresses in candidate repository horizons within the reference repository location (RRL). The tests are to be conducted in boreholes RRL-6 and DC-4 located in the reference repository location on the Hanford Site. This series of tests is to be limited to the performance of a maximum of 16 tests in each borehole. Basalt flows to be tested in borehole RRL-6 include the Rocky Coulee, Cohassett, McCoy Canyon, and Umtanum. Testing in borehole DC-4 will be in the Rocky Coulee and Cohassett basalt flows.

Research Organization:
Rockwell International Corp., Richland, WA (USA). Rockwell Hanford Operations
Sponsoring Organization:
DOE/RW
DOE Contract Number:
AC06-77RL01030
OSTI ID:
5201290
Report Number(s):
RHO-BWI-TP-030; ON: TI90005904
Country of Publication:
United States
Language:
English