(KNZA)--Hiawatha firefighters were kept busy over the weekend battling two house fires.

Hiawatha Fire Chief Patrick Sheldon said the first was reported around 8:00 Friday night at 800 North 8th Street.

When firefighters arrived, he said the front of the house was fully engulfed in flames.

Sheldon said the residents were home at the time of the fire and got out safely.

He said firefighters had trouble venting the fire due to the tin roof, and city maintenance crews arrived and helped remove the tin from the roof.

Sheldon said the fire was brought under control by about 10:15 p.m., and crews returned to the station by 12:30 am.

Sheldon said the house is expected to be listed as a total loss.

Beside city mantenance crews, assisting at the scene were the Robinson Fire Department, Hiawatha Police Department, Brown County Sheriff's Office, Town and Country EMS and Squad 48.

Sheldon said the second fire was reported shortly after 2:00 Saturday morning at 512 South 7th Street.

 Upon arrival, smoke was visble coming from residence.

Sheldon said the residents were home at the time of the fire, but made it out safely. He said two children were treated at the scene for smoke inhalation, but were not transported for hospitalized treatment.

The fire was brought under control by about 4:30 a.m., and crews returned to the station by about 5:15 a.m.

The fire caused signicant damage to the home.

Assisting were the Robinson and Fairview Fire Departments along with Hiawatha Police, Brown County Sheriff's Office, Town and Country EMS and Squad 48.

Sheldon said firefighters were called back to the residence around 7:30 Saturday morning after the fire rekindled, with the Horton Fire Department responding to assist. He said they left the scene by 8:45 am

The cause of the fires is being investigated by the State Fire Marshal's Office.