Bibliografía (22 obras)
Supplements & revisions to Oregon outdoor recreation
1972
Green Timber Road-Neskowin section
Service behavior of asphalt concrete
1968
Financial action report for parks and recreation
Oregon outdoor recreation
1967
Color coded interchange ramps
1966
Verification of nuclear moisture and density gauges
Fatigue and deflection of asphaltic concrete pavement
1965
I-205 Freeway report
1964
Maintenance manual
Construction Division manual [of instructions]
1962
Route of the Oregon Trail
1959
Vehicle placement study
1958
Manual on uniform traffic control devices for streets and highways
1957
Relative hazards at railroad grade crossings on state and federal-aid highway systems, 1954
1956
Traffic survey
1955
Motor vehicle traffic accident analysis coding manual
Sign legibility study
1954
Traffic survey report
Joint investigation of an interstate bridge across the Columbia River, between Portland, Oregon and Vancouver vicinity, Washington
1951
State of Oregon traffic station maps
1938
Record of depreciation, present worth, annual costs and annual earnings for the Oregon State highway system