The Idaho State Police is warning drivers that at this time travel on I-90 is extremely dangerous.  The Idaho State Police are investigating a number of crashes and slideoffs.  Currently, due to semi trucks that have slid off the road, the pass at 4th of July is completely blocked EB.  This blockage has caused traffic to back up to Sherman Avenue with no where for vehicles to go.  Traffic is currently being diverted off the interstate at Sherman Avenue.