MINERÍA la mejor puerta de acceso al sector minero MINERÍA / MARZO 2022 / EDICIÓN 534 47 John, M., and B. Mattle. 2002. Design of tube um- brella. Magazine of the Czech Tunnelling Com- mittee and Slovak Tunnelling Association, 11:3; 4-11. TransEd LRT. 2017. Valley Line LRT Booklet. ht tp://t ransedl r t .ca/resources/september-2016- valley-line-lrt-booklet/ [Accessed 20 April 2017]. Volkmann, G., & Schubert, W. 2007. Geotechnical Model for Pipe Roof Supports in Tunneling. Proc. of the 33rd ITA-AITES World Tunneling Congress, Underground Space - the 4th Dimension of Metropolises. Prague, pp 755-760. Vlachopoulos, N., Cruz, D., and Forbes, B. 2017. Utilizing a Novel Fiber Optic Technology to Capture the Axial Response of Ful ly Grouted Rock Bolts. Journal of Rock Mechanics and Geotechnical Engineering. Submitted 26 July 2017, Accepted 7 Nov 2017, JRMGE-2017-225, V10 N3 2018. Vlachopoulos, N. and Forbes, B. 2018. Geological Engineering - ‘Smart’ Ground Support: Continuous Strain Monitoring using Fiber Optics. Geotechnical News, Newsletter of the Canadian Geotechnical Scociety. June 2018. Vlachopoulos, N., Carrapatoso, C., Holt, S,W., Cruz, D., Forbes, B. 2020. An Investigation into Support Interaction of Ground Support through Numerical Modelling and Laboratory Testing, Journal of Geotechnical and Geological Engineering 38(6), 5719-5736, DOI: 10.1007/s10706-020-01389-0; Summer, 2020. Vlachopoulos, N., Vazaios, I., Forbes, B. and Carrapatoso, C. 2020. Rock Mass Structural Characterization through the use of a Methodology including Discrete Fracture Network, LiDAR and Distributed Optical Sensing. Journal of Geotechnical and Geological Engineering 38(6), 6231-6244, DOI: 10.1007/ s10706-020-01431-1, Fall, 2020.