Pan left to right over an empty stretch of the 405 freeway in Los Angles as crews tear down part of a bridge 2

mulholland bridge sepulveda pass construction infrastructure bridge demolition excavator interstate freeway encino tear down backhoe equipment highway bulldozer crane los angeles california sherman oaks trucks detour 405 carmageddon urban congestion crews retrofit lanes machinery van nuys slow rush driving traffic jam city destroy 1080p shut down closure closed