A fire started on Monday evening after an electric line fell on the south side of Mount Barnabe, leading residents of three roads to evacuate and closing Lagunitas School the following day. The Irving Fire—so named because it sparked in the Irving picnic area of Samuel P. Taylor State Park—had burned 152 acres by Wednesday afternoon, when it was 80 percent contained. Marin County Fire anticipated that crews would combat the fire through Thursday.
“It’s…