Reinforcing and The Subgrade as Factors in the Design of Concrete Pavements; The Cost of Grading with Fresnoes; Sand-Clay and Semi-gravel Roads Studied; Causes of Non-Uniformity of Concrete: A Symposium; Road Material Tests and Inspection News
Motor Vehicle Fees and Gasoline Taxes; Impact Tests on Highway Bridges; The Effect of haul on the Cost of Earthwork; Rhythmic Corrugations in Gravel Roads; Oiled Earth Roads on Long Island; Road Material Tests and Inspection News; Mid-year Motor Vehicle Registration 15,552,077
Traffic Control and Safety; Practical Field Tests for Subgrade Soils; The Regulation of Motor Vehicles as Common Carriers; Transportation of Hogs by Motor Truck; Highway Transportation Surveys Under Way in Cook County, Illinois, and Maine; C. A. Hogentogler to Serve With Advisory Board on Highway Research; Road Material Tests and Inspection News
Transportation of Milk by Motor Truck; Charles M. Upham Appointed Director of Advisory Board on Highway Research; Friction Tests of Concrete on Various Subbases; The Bulking of Moist Sands; Road Material Tests and Inspection News
The Incidence of the Highway Tax Burden; Pennsylvania Highway Transport Survey;Volume Change a Measure of Alkali Action; Observations on the Operation on the Operation of Material-Testing laboratories; Road Material Tests and Inspection News
Wear of Concrete Pavements Tested; Road Bond Issues in Relation to Total Debt: A Comparison of the Highway Indebtedness of States and Local; Subdivisions with Their Total Debt; White Joint filler for Concrete Roads; Protection of Concrete Against Alkali; Effect of Alkali on Strength of Mortar; Road Material Tests and Inspection News
Impact Tests on Concrete Pavement Slabs: Resistance of various designs determined by Bureau of Public Roads experiments; Motor Vehicle Registration 15,092,177: $225,784,932 amount of annual license fees and gasoline taxes; The Brick Roads of Florida: Observations of the behavior of brick surfaces laid on confined sand subgrades; Road Material Tests
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The Connecticut Highway Transportation Survey: A Preliminary Report on the First Three Months of Operations; The Flow of Water Through Pipe Culverts; Road Material Tests and Inspection News
1922-01-01
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FHWA Highway History Website Articles
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"Polk versus Lincoln” is an excerpt pulling together sections of “A Vast System of Interconnected Highways: Before the Interstates,” about Abraham Lincoln."
Control-Plant-Mixed Concrete Tested for Maximum Safe Haul; Federal-Aid Allowances; Motor Truck Impact Tests of the Bureau of Public Roads; Status of Federal Aid, October 31, 1921; The Federal Highway Act
Army Materials Ingeniously Used by States for Road Construction; Ball Test Applied to Concrete; Federal-Aid Allowances; “Rolled-Base” Brick roads in Ohio; Simple Slide-Rule Solution of Vertical Curve Formula; Tests of Impact on Pavements by the Bureau of Public Roads; West Virginia Girl Wins Four Years’ University Scholarship
Federal-Aid Allowance; New Experimental Work Begun by the Bureau of Public Roads; Permissible Tolerance of Sand in Coarse Aggregate; Subgrade Drainage Tests yield Interesting Preliminary Data; Tests of Impact on Pavements by the Bureau of Public Roads
9,245,195 Motor Cars and Trucks Registered First Six Months, 1921; Federal Aid Allowances; Maryland’s Road Accident Map Shows Great Danger of Speed; Preliminary Report on the Bates Experimental Road; The Effect of Tax Limits on County and Municipal Bonds; The Field of Highway Research; The Need for Tree Planting Along the Public Highways; U.S. Supr
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Direction and Warning Signs are Standardized in England; Federal Aid Allowances; Federal Bureau to Make Survey of Road Mileage and Revenues; Fine Particles Removed From San by Centrifugal Blower; Grading to Help Nature Clear the Roads of Snow; Maryland Markers Explain Laws and Protect Travelers; Semi-Permanent Guard Fence Built on Federal-Aid Roads
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Tests For Subgrade Soils; The Patrol System a Success in Grant County, Washington; The Story of One Gravel Road; The Traffic Census and its Use in Deciding Road Width; Unusual Drainage Conditions in Public Roads District No. 12
Accelerated Wear Tests by the Bureau of Public Roads; Federal Aid Allowances; On Bituminous Macadam and Bituminous Concrete Road; Status of Federal Aid, April 30; Tests of Road-Building Rock in 1920
Bituminous Pavements Laid On Old Macadam Streets in Denver; Capillary Moisture and its Effect on Highway Subgrades; Crushed Stone and Gravel Roads; Sand and Gravel Production Survey of Twenty-Two States
9,231,941 Motor Cars and Trucks Registered by the States in 1920; Federal-Aid Allowances; Outstanding Features of Report of California Highway Study; Resurface Concrete Road with Reinforced Concrete
Construction and Maintenance in Illinois; Federal-Aid Allowances; Motor Truck Impact Tests of the Bureau of Public Roads; Report on California Highways Ready
Federal-Aid Allowances; Load Limitations for Primary and Secondary Roads; Modification of Contracts to Meet Present Conditions; Organization of a State Road Maintenance Department; Report of Committee on Use and Care of Federal Equipment; Researches Affecting the Design of Roads for Heavy Motor Traffic
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