ALLEN (CBSDFW.COM) – An 18-wheeler carrying a load of wire broke in two in Allen Friday morning, blocking major freeway ramps and spilling the wire onto the road.

The accident happened at around 4 a.m. on the transition from northbound Sam Rayburn Tollway to southbound Highway 75.

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Allen police say the truck was overloaded when it broke apart. Crews are working to clear up the spools of wire.

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Police expect the ramps to southbound Highway 75 from Sam Rayburn Tollway to be closed through rush hour.

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The driver of the big rig was not injured.