You didn't say where the project is located. In California, our state has modified ADAS Division 2 by adding the following:
11B-247.1.2.6 Reflecting Pools
The edges of reflecting
pools shall be protected by railings,
walls, warning curbs or
detectable warnings complying with Sections
11B-705.1.1 and
11B-705.1.2.6.
In your case and in the photo provided, the wall of the pool functions as the warning curb for visually impaired users.
I have a friend who is 100% blind. This pool at Caltech makes him exceptionally nervous to walk around, I think he might have fallen in once at the inside corner at the bridge where his cane his concrete while his foot did not:
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