SEATTLE - Firefighters closed the southbound lanes of Aurora Avenue North in Seattle because of a house fire in the Queen Anne neighborhood.
The fire at the home in the 2100 block of Aurora Avenue North started at 8:35 a.m. Monday.
Many of the rooms were boarded up, which made it difficult for firefighters to put out the flames.
The southbound lanes of Aurora were closed for more than an hour, backing up traffic for blocks.
Inside the home, firefighters found a grow operation of some kind with a lot of heat lamps and electrical wiring.
Seattle fire said the flames were caused by overheated electrical wiring.
No one was home at the time of the fire.
Damage to the home is estimated to be $30,000.