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1909	An OPR engineer and photographer leave Washington, DC, for an extended tour (through January 8, 1910) to collect information for use in reporting the results of object lesson and experimental projects and for illustrating contemplated publications.
1916	To implement the Federal Aid Road Act, OPRRE reorganizes, with two main branches (Engineering under P. St. J. Wilson and Management and Economics under J. E. Pennybacker, Jr.) and two general inspectors, T. Warren Allen and E. W. James. Engineering's Highway Construction and Maintenance Section will have charge of forest road work under Section 8 of the Act. Edwin W. "E.W." James General Inspector Office of Public Roads and Rural Engineering
1923	The work of designating the 7-percent Federal-aid system is completed in accordance with the Federal-Aid Highway Act of 1921. The original system consists of 168,881 miles. Based on certifications submitted by the State highway agencies, total road mileage amounts to 2,866,061 miles; thus the 7-percent system may include up to 200,624 miles.

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