Emergency crews work to clear an accident on I-470 near Gage Boulevard in Topeka on Friday, July 30.

Emergency crews work to clear an accident on I-470 near Gage Boulevard in Topeka on Friday, July 30.

Topeka ? An accident involving several vehicles caused a major traffic backup on eastbound I-470 near Gage Boulevard in Topeka.

KTKA.com reports that several people were injured and taken to area hospitals. Two people told KTKA they caused the accident when mattress box spring fell out of the bed of their pickup truck.

Emergency crews detoured traffic onto Gage from I-470 until about 1:45 p.m. At one point, eastbound traffic was reportedly backed up to the 21st Street exit.

Check with LJWorld.com for updates.