Complex sentence: California State Route 246 use to run to Surf, but in 1984 the highway was truncated at Lompoc; the road from Lompoc to Surf is now West Ocean Avenue.
Split into simpler sentences: California State Route 246 use to run to Surf, but in 1984 the highway was truncated at Lompoc. The road from Lompoc to Surf is now West Ocean Avenue.