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Research Notes
2000 to present
​RSN 16-01 Reducing Red-Light Running Crashes
​RSN 15-03 Use Titanium Alloy to Strengthen Bridges
​RSN 15-02 A Corrosion Monitoring System for Existing Reinforced Concrete Structures
​RSN 15-01 Bluetooth Data Collection System for Planning and Arterial Management
​RSN 14-01 Operational Guidance for Bicycle-Specific Traffic Signals in an Urban Setting
RSN 12-06 A New Method for Posting Advisory Speeds 
​RSN 12-05 A Better Way to Strengthen Bridges 
RSN 12-04 Drivers are Stopping for Pedestrians on the Bend Parkway 
RSN 12-03
RSN 12-02 Keeping Cathodic Protection Systems Operating 
RSN 12-01 Improved Gusset Plate Inspection Method 
RSN 11-04 Solar Powered Navigational Lighting System Demonstration Project 
RSN 11-03 Calibrating Pile Driving for ODOT Practice 
RSN 11-02 Keeping Steel Bars Anchored in Cracked Girders 
RSN 11-01 High-Speed Rail Survey Results 
RSN 10-07 Alternative Local Financing Mechanisms 
RSN 10-06 Recycling Roads and Roofs 
RSN 10-05 Safety at High-Speed Intersections 
RSN 10-04 Developing Corridor-Level Truck Travel Time Estimates and Other Freight Performance Measures From Archived ITS Data 
RSN 10-03 Investigating Moisture Damage to Pavement 
RSN 10-02 Multimodal Transportation Funding: The ConnectOregon Program 
RSN 10-01 Durability of Composite Repairs on Bridges 
RSN 09-07 Naturally Occurring Hazardous Materials: Natural Doesn't Always Equal Healthy 
RSN 09-06 Evaluation of the Oregon Medically At-Risk Driver Program 
RSN 09-05 Ensuring Project Performance and Adherence to Completion Dates 
RSN 09-04 Faster Load Rating for Steel Truss Bridges 
RSN 09-03 Roadway Design Treatments for Rural to Urban Transitions 
RSN 09-02 Capacity of Aging Bent Caps
RSN 09-01 Listening to Bridges
RSN 08-08 Solar Powered Markers Not Up to Challenge
RSN 08-07 Keeping Oregon Coast Traffic Moving by Keeping Highway 101 in Place
RSN 08-06 ODOT and USGS join forces to ask: How Low Can You Flow?
RSN 08-05 Study Recommends Changes to Oregon's Driver Improvement Program
RSN 08-04 Rainfall Maps for the 21st Century
RSN 08-03 The Older Driver and Driving Cessation in Oregon
RSN 08-02 Thin Polymer Overlays on Bridge Decks
RSN 08-01 Oregon Teen Licensing Changes Have Safety Benefits
RSN 07-09 Geosynthetic Materials in Reflective Crack Prevention
RSN 07-08 Adjustment of Driver Behavior to an Urban Multilane Roundabout
RSN 07-07
Drainage Facility Asset Management: More Than an Inventory of Pipes 
RSN 07-06 Customized Live-Load Factors for Bridge Load Rating
RSN 07-05 Oregonians' Views of the Transportation System
RSN 07-04 Monitoring Water Quality along Highways
RSN 07-03 Best Practices for Traffic Impact Studies
RSN 07-02 Linking Land Use to Traffic Impacts at Interchanges
RSN 07-01 Repairing Cracked Bridges with Plastic
RSN 06-09 Transportation Planning Performance Measures
RSN 06-08 Nighttime Illumination of Work Zone Flaggers
RSN 06-07 Clearing Up the Benefits of Chitosan Flocculant
RSN 06-06 Monitoring the Health of Bridges
RSN 06-05 Who Doesn't Wear a Seat Belt?
RSN 06-04 Defending the Coast with Dynamic Revetments
RSN 06-03 Bridge Washing to Reduce Salt
RSN 06-02 Measuring the Strain of the Road
RSN 06-01 Wearing Surfaces for Plastic Bridge Decks
RSN 05-09 Traffic Restrictions for Epoxy Crack Injection
RSN 05-08 Non-Destructive Evaluation of FRP-Strengthened Reinforced Concrete
RSN 05-07 GIS Mapping of Environmental Justice Populations
RSN 05-06 Retrofitting Culverts for Fish
RSN 05-05 Retroreflectivity: How Oregon Signs Measure Up
RSN 05-04 Inlaid Durable Pavement Markings: Year One
RSN 05-03 Capacity of Cracked Reinforced Concrete Beams
RSN 05-02 In the Glare of Headlights
RSN 05-01 Improving Freight Data Collection Methods
RSN 04-07 Effects of Enhanced Law Enforcement on Vehicle Speeds
RSN 04-06 Detecting Objects at Railroad Crossings
RSN 04-05 Minimizing the Impacts of Highway Construction and Maintenance on the Traveling Public
RSN 04-04 Shear Capacity of Corrosion-Damaged RC Beams
RSN 04-03 Washing Bridges to Reduce Corrosion
RSN 04-02 Concrete Patching Guide
RSN 04-01 SMA: Stone Matrix Resists Ruts
RSN 03-05 Base Isolation Bearings Hold Up
​RSN 03-04 Aggregate Needs
RSN 03-03 Salt Helps Fight Corrosion
RSN 03-02 The pH of Water in Contact with Fresh Concrete
RSN 03-01 Public give "Thumbs Up" to ODOT's Management of Work Zones, but There's Room for Improvement
RSN 02-09 The War Against Potholes: New Tools for Maintenance Forces
RSN 02-08 Asphalt Cement Chip Seals - How Have They Done?
RSN 02-07 Zinc Anodes to Protect Coastal Bridges
RSN 02-06 New Guidance on Managing Rockfall
RSN 02-05 Methods for Traffic Stripe Removal
RSN 02-04 Reflective Cracking: Year 3 Report
RSN 02-03 On the Road to Long Lasting Pavements
RSN 02-02 Putting the Heat on Weeds
RSN 02-01 The QPL -- How does it work?
RSN 01-09 Guidance for Evaluating Land Use Impacts
RSN 01-08 Modeling a Composite Reinforced Bridge
RSN 01-07 Beaver Bafflers
RSN 01-06 Reflecting on Road Signs
RSN 01-05 Improving Maintenance Practices
RSN 01-04 Helping Businesses in Work Zones
RSN 01-03 A Little Light Reading
RSN 01-02 Light Tube Leads the Way
RSN 01-01 Forensic Analysis of a Bridge
RSN 00-10 Durable Permanent Pavement Striping or Paint?
RSN 00-09 If We Build It, Will They Come?
RSN 00-08 Aggregate Into the Future
RSN 00-07 Information at Your Fingertips!
RSN 00-06 Three-Cable Barrier Still a "Hit"
RSN 00-05 Signposts - Pressure Treated or Cedar?
RSN 00-04 Graffiti Prevention & Removal
RSN 00-03 The War on Reflective Cracking
RSN 00-02 Keeping Bridges Strong and Handsome
RSN 00-01 Time to Clean Up Those Barrier Markers

1990 through 1999
RSN 99-04 Alternate Method for Pothole Patching 
RSN 99-03 Are Safety Corridors Really Safe? 
RSN 98-05 Should ODOT Go Roundabout? 
RSN 98-04 Can Bridges Have Nerves? 
RSN 98-02 Studded Tire Damage Repair: The First Year 
RSN 98 Three-Cable Barrier Makes I-5 Safer 
RSN 97-2 Cable Guard Rail Preventing Injuries on I-5 
RSN 97-1 Crushable Barrier Blocks Installed 
RSN 97-01 Long-Term Rehabilitation and Preservation of Oregon's Historic Coastal Bridges using Cathodic Protection 
RSN 96-1 Recessed Markers Should Not Be Used by ODOT 
RSN 95-16 Solicitation for Problem Statements 
RSN 95-15 Effectiveness of Raised and Recessed Pavement Markers 
RSN 95-14 Repair of Rutting Caused by Studded Tires 
RSN 95-13 Flashing Stop/Slow Paddles; Portable Rumble Strips; Intrusion Alarms - Use and Evaluation Update 
RSN 95-12 Polymer Concrete Bridge Deck Overlays 
RSN 95-11 Evaluation of the Performance of Reference Electrodes Embedded in Reinforced Concrete 
RSN 95-10 Crumb Rubber Modified Asphalt Concrete in Oregon 
​RSN 95-9B Woodburn Port-of-Entry Automation Project: 1986-1993
RSN 95-9 Exploratory Study of Hot-In-Place Recycling of Asphalt Pavements 
RSN 95-8 Least Cost Transportation Planning in ODOT: Feasibility Report 
RSN 95-7 Raised and Recessed Pavement Markers 
RSN 95-6 Evaluation of PBA-6GR Binder for Opern-Graded Asphalt Concrete 
RSN 95-5 Two-Rail Steel-Backed Timber Guardrail 
RSN 95-4 Rockfall Hazard Rating System 
RSN 95-3 ET-2000 Extruder Guardrail End-Terminal 
RSN 95-2 Field Control of Asphalt Concrete Paving Mixtures 
RSN 95-1 Pavement Markings Using Waterborne Paint and Visibeads® in Region 2 
RSN 94-3 Flashing Stop/Slow Paddles Approved 
RSN 94-2 Recycled Plastics in Highway Construction and Maintenance 
RSN 94-1 Armorform® Articulating Block Mat Erosion Control System 
RSN 93-3 Construction of Rubber Modified Asphalt Concrete (Metro Rumac) Test Sections 
RSN 93-2 Evaluation of Open-Graded "F" Mixtures for Water Sensitivity 
RSN 93-1 Metric is Back...This Time to Stay! 
RSN 92-8 Geotextile Fabrics Under Asphalt Concrete Overlays 
RSN 92-7 Two-Rail Steel-Backed Timer Guardrail 
RSN 92-6 Brugg Cable Mesh Rockfall Fence 
RSN 92-5 Asphalt-Rubber Concrete (ARC) and Rubber Modified Asphalt Concrete (Metro Rumac) 
RSN 92-4 Research Unit Equipment for Loan 
RSN 92-3 Oregon Asphalt-Concrete B-Mix Improvement Study 
RSN 92-2 Identification of Scour Critical Bridges Using Geophysical Techniques 
RSN 92-1 Free Draining Base Materials Properties 
RSN 91-10 Polymer Modified Emulsions for Chip Seals 
RSN 91-9 First Year Performance of Microsilica Concrete Bridge Deck Ovderlays 
RSN 91-8 Soil Nailing of a Bridge Fill Embankment 
RSN 91-7 Pay Adjustment System for AC Pavements 
RSN 91-6 AC/CRC Adjacent Lane Surfacing 
RSN 91-5 "Armorform® " Articulating Block Mat Erosion Control System 
RSN 91-4 Continously Reinforced Concrete Pavement 
RSN 91-3 Aggregates 
RSN 91-2 Construction and First Year's Performance of Polymer Modified Open-Graded Asphalt Concrete Test Sections 
RSN 91-1 Cold In-Place Recycling (CIR) 
RSN 90-4 Five Year Performance of Asphalt Additive Test Sections 
RSN 90-3 Microsilica Modified Concrete for Bridge Deck Overlays 
RSN 90-2 Geotextile Study 
RSN 90-1 NCAT Rutting Study 

1985 through 1989
RSN 87-2 NOAA Weather Information System 
RSN 86-4 Rockfall Under Control 
RSN 86-3 Epoxy-Coated Strand Under Surveillance on Coast 
RSN 86-2 Anti-Skid Studs -- Aren't 
RSN 86-1 Effect of Increasing TruckTire Pressures to be Studied 
RSN 85-7 Landslide Repaired with Geogrid 
RSN 85-6 Use of DMSO Aggregate Test to be Investigated 
RSN 85-5 Put a Raincoat on Your Bridge 
RSN 85-4 The Yaquina Bay Bridge Cathodic Protection Project is "On" and Running 
RSN 85-3 Stress Absorbing Membrane Innerlayer Adopted as "Permitted Alternative" for Oregon Overlays 
RSN 85-2 Verglimit -- A Research Project to Provide Safer Winter Roads Remains Experimental 
RSN 85-1 Research Project Concludes Latex Modified Fibrous Concrete Note Recommended for Present Use