Is this a first? Cracks along the peaks of wrinkles are not that unusual, but has anyone ever seen transverse cracks across a wrinkle, perpendicular to the length of the wrinkle? Several of these transverse cracks occurred in straight sections of the wrinkle but none occurred at the more highly stressed kinks.
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A full case study on this situation is pending. In the meantime, your observations from the field are invited.
Please contact icorp@geosynthetic.com if you have seen anything similar.
Ian D. Peggs is president of I-CORP INTERNATIONAL, Inc., www.geosynthetic.com. Geosynthetica encourages dialogue from and between the engineering community. Submit your geosynthetics notes to Chris Kelsey, chris@geosynthetica.net.
