Am Mi., 20. Nov. 2019 um 14:12 Uhr schrieb Paul Allen <pla16...@gmail.com>:
> Note also that, in civil engineering, retaining walls made of earth are a > thing. See > this video explaining mechanically stabilized earth walls: > https://www.youtube.com/watch?v=0olpSN6_TCc > > these are retaining walls, the whole filling is reinforced. Cheers Martin
_______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging
