This is from the news tab on the City of Lake Worth website:
Starting September 9, 2013
The Town of Palm Beach is installing a new sewer force main along the east side of A1A. During such time, landscaping will be removed & heavy equipment will be in the Lake Worth Beach & Casino Complex area. The Town of Palm Beach will be restoring all of the landscape that is removed/damaged during construction. Work will be complete within approximately 45 days.