By CBS13 Staff

GALT (CBS13) — An investigation is underway after a fire tore through a structure in Galt early Friday morning.

Cosumnes Fire Department crews responded to the scene along Sargent Avenue a little before 5 a.m. and found an outbuilding going up in flames.

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A woman CBS13 spoke to at the scene says she heard several explosions. She then went out from her trailer behind the building and saw a heavy fire.

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Firefighters have since gotten the flames under control.

No injuries have been reported.

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Exactly what started the fire is still being investigated.