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. 2020 Sep 14;13(18):4079. doi: 10.3390/ma13184079

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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End anchorage system using CFRP or glass FRP (GFRP) strips [28], and plugs of fan-shaped CFRP anchors inserted into holes inside the concrete surface [7].