State officials are warning you to use some extra caution when traveling thestate’s roadways in the next couple of months.They are huge and brightly colored in greens, oranges, reds and yellowsalong with flashing lights. Yet each year there are accidents when driversfail to see and run into farm vehicles on the move for the fall harvest.Iowa Department of Transportation spokesman Scott Falb says an average ofeight of those 317 crashes end with deaths. Falb says the accidents are acombination of people in a hurry and farmers moving at a slower pace.Falb says simply being a little patient can cut back the number ofaccidents. Falb you says need to be on alert for the farm vehicles on the roadways fromnow until at least through Thanksgiving.