The links below provide additional information on this treatment.

March 2020 CalBike article on edge lane roads - good introductory article material and good use of multimedia

December 2019 ITE Journal Article "Advisory Bike Lanes and Shoulders: Current Status and Future Possibilities"

List of North American ELRs

2019 NCHRP Edge Lane Roads Problem Statement

2019 AASHTO Research Needs Statement
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2019 Ottawa Evaluation of Somerset ABL 

September 2018 ITE Journal Article "Solving the Challenge of Non-Motorized Infrastructure Using Advisory Bike Lanes"

Overview - Current Status and Path Forward on ELRs

Review of Oregon State Vehicle Code for ELR-Related Issues

2018 TRB Research Needs Statement on ELRs

Video of an Older Presentation on Advisory Bike lanes:  Transportation Research and Education Center (TREC) Seminar

"Lessons Learned: Advisory Bike Lanes in North America" - an early white paper of mine  

Appendices to "Lessons Learned" White Paper just above - good info on other facilities and design features

Paper "Advisory Bicycle Lanes - Reality versus Design Guidance"

Paper "Sight Distance for Advisory Bicycle Lanes"

Draft Paper "A Comparison of Advisory Bike Lanes to Bicycle Boulevards, Bicycle Lanes and Yield Roadways using Level of Traffic Stress - An Application of LTS to ABLs"

FHWA Small Town and Rural Multimodal Networks guide which includes the Advisory Shoulder treatment

Excerpt from 2016 CROW manual describing edge lane roads

Photo courtesy of Scott Robinson at City of Bloomington, IN.