Sentence examples for jack test from inspiring English sources
The NX borehole jack test is the most widely used method to determine the deformation modulus of rock mass in the field.
Improved design of BTD successfully reduced the chance for pressure meter test (PMT) membrane breakage, allowed larger expansion of borehole jack test (BJT), improved the waterproof of the bottom compartment and made easy for the whole equipment setup.
Parts of the foundation of Imam Reza Shrine were investigated by performing single and double-flat jack tests by Astan Quds Razavi consulting department, the results of which are mentioned in the paper of Mavizchi et al. (2012).
In addition twelve overcoring tests together with twelve flat jack tests have been performed from an existing adit located some 1.7 km away from the location of the hydraulic tests.
This paper presents the outcomes regarding the long-term behavior of support elements and membranes after performing strength tests on inner and outer lining concrete samples, flat jack tests, rock bolt tests, and tests on re-extracted sheet membranes, as well as geotextiles.
Practical and theoretical aspects related to the proposed flat-jack test, the experimental data to be considered in the process and the post-processing methodology are critically discussed.
According to the proposed strategy, elastic material parameters are obtained from the results of diagonal compression tests, while a flat-jack test, purposely designed for in-situ investigations, is used to determine the material parameters governing the nonlinear behaviour.
Open image in new window Fig. 6 Setup of jacking test.
A jacking test is a simple experiment which physically simulates the post-tensioning process.
The jacking test results re-confirmed that the developed encapsulated anchor itself has sufficient load-carrying capacity.
The jacking test reflected the real-world condition, but there was no strand fracture under the maximum loading force of the jacking device, which was larger than the minimum ultimate tensile strength.
