January 30
| 1918 | BPR issues the certificate of completion for the first project completed under the Federal Aid Road Act of 1916in Contra Costa County, CA. The 2.55-mile project is on the road from Richmond, CA, to the Alameda County line. Work consisted of grading the roadbed, draining and installing culverts flanked with concrete headwalls, and laying a portland cement concrete base, 20 feet wide, with a bituminous concrete top. The pavement is 20 feet wide. Total cost for the project: $53,938.85.
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