There is a small bridge over the spring here at the end of the service road.

via StreetComplete 45.2

Attached photo(s):
https://westnordost.de/p/110703.jpg

Entrance 2 to trail leading to natural shelter

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Attached photo(s):
https://westnordost.de/p/110707.jpg

Unable to answer "Does this street have a sidewalk?" for way/15410692 via StreetComplete 40.2:

There are crosswalks from both sides of Twin Creeks Club Drive that cross Anderson Mill at the signal.

Unable to answer "What kind of building is this?" for way/381988478 via StreetComplete 40.2:

This is not a building, but rather some freestanding electrical utility boxes with bush around them.