The emergency lane closure on the Bay Bridge has made a nightmare of rush hour on both sides of the Chesapeake this week, keeping commuting parents from their children and pushing gridlock onto neighborhood side streets.

And things are not expected to get any better anytime soon. Workers inspecting and repairing the Jersey barriers on the eastbound span Thursday found more corrosion in the bolts that fasten the walls to the road surface.

The latest corrosion was found on the southwest corner of the eastbound span, a short distance from the toll plaza on the western shore of the bay. The earlier corrosion was discovered on the...