MOST EXPENSIVE F1 CRASH Torrential rain. Zero visibility. Lap 1 of the 1998 Belgian GP at Spa. David Coulthard spins his McLaren after hitting a drain cover, rebounds into the pack. In 15 chaotic seconds, 13 cars pile up in one of F1's biggest crashes ever. Wheels flying, debris everywhere. Miraculously, no serious injuries. Race red-flagged. Estimated damage approx $13 million - 1998 dollarsDon't worry then drivers had spare cars. Different era and 18 drivers restarted the race 1hr 13 minutes a