#5 ◱ Culvert, top few inches of the opening. The stream has lots of water.
#6 ◱ Culvert, near the opening. Post may be intended to slow the erosion of nearby soils.
#7 ◱ Culvert sinkhole, crack line showing where the ground subsided.
#8 ◱ Culvert sinkhole. There is asphalt forming a bridge, and crushed rock on top of that. Based on other measurements it is about a 16-inch drop. The hole is small today compared to Feb24, judging by the center of the roadway.
#9 ◱ Culvert sinkhole. Closeup of the asphalt and the space under it right at the subsidence line.
#10 ◱ Culvert sinkhole. Closeup of the asphalt and the space under it.