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It indicates that the markings were made by Underground Service Alert, the entity that's on the other side of 811. c.f. https://en.wikipedia.org/wiki/Undergrou
by lwf 8y ago
It indicates that the markings were made by Underground Service Alert, the entity that's on the other side of 811.
c.f. https://en.wikipedia.org/wiki/Underground_Service_Alert https://en.wikipedia.org/wiki/Underground_Service_Alert
- Ibethewalrus 8y agoThanks!
- robbrown451 8y agoAwesome. Thanks.