 There is insulation. It's a very old building. That insulation is several feet thick, and it is really tough to fight. This was brought up to a two-alarm fire, which brought in more than 50 personnel. He says there's no reports of any injuries. Today, the state may boost some local toll rates, as we hear from Como 4's Holly Menino. The Washington State Transportation Commission set to hold its final public hearing on a proposal to change toll rates on the SR-520 bridge.