Mathematical Problems in Engineering / 2019 / Article / Tab 4

Research Article

Evaluation of Ground Surface Pregrouting in a Mountain Tunnel Based on FAHP

Table 4

Grouting volume per borehole at the three sections.

Depth (m)Number of boreholes

Total7.50 (0.9%)7.48 (0.7%)7.178.32 (12%)8.43 (13%)

Please note that “(0.9%)”, “(0.7%)”, “(12%)”, and “(13%)” are the excess rates.

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.