LONGMONT, Colo. (CBS4)– All northbound lanes of Interstate 25 were closed for more than an hour on Thursday afternoon due to a crash. The closure was in place between Exit 240 CO 119 and Exit 243 CO 66, both near Longmont. All lanes reopened just after 5 p.m.

(credit: CBS)

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Copter4 flew over the crash scene just after 4 p.m. where it appeared that a silver sedan and a red pickup truck were involved in a collision. What happened leading up to the crash is being investigated.

(credit: CBS)

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The Colorado Department of Transportation did advise drivers to be aware of long delays and backups in the area at the time of the closure.

(credit: CBS)

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There were several emergency vehicles on scene, including more than one ambulance.