BROOKLYN - There are some construction projects on the roads and rails to be aware of this weekend.

The Bay Ridge Saint Patrick's Day parade will be this Sunday. 

The parade forms at Marine Avenue between 3rd and 4th avenues, which will be closed. The parade will go from Marine Avenue to 67th Street. Those streets will be closed from 1 p.m. to 3:30 p.m.

Alternate side parking rules will be in effect citywide.

There will be track work on many lines of mass transit this weekend as well.