The city of Atascadero is celebrating the start of construction on a new public safety facilities project that officials say will help keep firefighters safe and healthy.The fire department lowered the American flag for the last time at Atascadero Fire Station 1 on Monday before it is demolished in 10 days.Fire Chief Casey Bryson said the station, which has been in operation since 1952, will transform into a new state-of-the-art facility equippe…