BBHP staircase has become a waterfall. @ Bukit Batok West https://t.co/K1DuNBdG5s
West Region
[{'url': 'https://t.co/K1DuNBdG5s', 'expanded_url': 'https://www.instagram.com/p/CJ2oMl7n3Tp/?igshid=iteqr84b3lq0', 'display_url': 'instagram.com/p/CJ2oMl7n3Tp/…', 'indices': [58, 81]}]
HONG KAH NORTH
['bbhp', 'staircase', 'become', 'waterfall', 'bukit', 'batok', 'west', 'https://t.co/k1dunbdg5s']
[]
staircase become waterfall west
bbhp staircase become waterfall bukit batok west
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the Twitter post you provided does not relate to a maintenance report feedback to public flat house. The phrase "bbhp staircase become waterfall" does not make sense in the context of public housing or maintenance issues, and it appears to be a nonsensical statement. Therefore, the answer is that the post does not relate to a maintenance report feedback to public flat house.