I can’t explain it but this is viscerally pleasing to look at for me.
SR 99 tunnel launch pit getting a makeover

Crews pour a slab of concrete at the bottom of the former launch pit for Bertha, the SR 99 tunneling machine. Crews are converting the pit into the double-decked highway that will connect to existing SR 99 lanes near South Royal Brougham Way. The pit’s new concrete floor is the bottom northbound dec…

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