I believe that ZR1 roadster was a one off.
I'm honestly surprised this wasn't caught sooner from soil samples during construction. Maybe they didn't have to do anything like that since it wasn't a tall vertical structure.
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Trey
Current ride: 2001 BMW 540iT soon to be manual swapped.
Former rides: 1979 Trans Am WS6: LT1/T56, Kore 3 C5/6 brakes, BMW 18in rims
00 BMW 540i/6: Suspension, wheels, and ACS bits.
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