I got hit by this a while ago. Was driving down an empty freeway at night and there must have been road works off the side of the road during the day but I didn

I got hit by this a while ago. Was driving down an empty freeway at night and there must have been road works off the side of the road during the day but I didn't see it until the second sign but the speed camera was after the first sign and I got hit with an $800 fine :/