Brigantine is expected to introduce an ordinance that would waive construction fees for South End residents who want to build bulkheads to protect their properties.The ordinance on the agenda for Aug. 21’s City Council meeting allows the city to waive local construction fees due to extreme weather, erosion and other emergencies.A public hearing and final vote on the ordinance are then scheduled for the Sept. 4 council meeting.After it’s adopted, the ordinance will take effect in 20 days.