Correction of Line-Sampling Bias of Rock Discontinuity Orientations Using a Modified Terzaghi Method

<div>Map of the Wenchuan area showing the location of the study area. The blue line is the Min River, the thick black lines denote the 213 National Road and the 317 National Road, the medium black lines are rural roads, and the thin black lines are topographic contours as labeled.</div>

Advances in Civil Engineering

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Figure 3

Figure 3: Correction of Line-Sampling Bias of Rock Discontinuity Orientations Using a Modified Terzaghi Method 