SAN ANTONIO -

A man speeding on a motorcycle lost control and died when he crashed on I-10 late Friday night.

Police say the man lost it on the ramp from 410 to 10 West, hit a retaining wall and flew into a metal sign.

They say the impact sheared the man's legs off.

He then fell to the ground about 30 feet below.

Police say witnesses saw the man crash as he tried to take the ramp to 10 West just before midnight.

He died at the scene.

Police are now investigating that crash.

The name of the cycle rider had not yet been released.