Beginning in the late 1990s , the beacon was restored and reinstalled as part of the City Hall 's $ 299 million renovation and seismic upgrade . In September 2001 , with the building work compete , it was planned to relight the beacon but the September 11 attacks on New York and Washington delayed the reactivation until later in the year . During December 2001 , the Lindbergh Beacon 's white beam again swept across the city
September 11 attacks
September 11 attacks
Lindbergh Beacon (Los Angeles)