Quince Orchard Road Protected Bike Lane Design
City of Gaithersburg, Maryland

Sabra & Associates, Inc. is developing the City of Gaithersburg’s first protected bike lane along a mile-long stretch of Quince Orchard Boulevard and along Rabbit Road.  This pilot design will connect medium density housing with schools and parks/playgrounds.  The bike lanes are protected from vehicle traffic with curbs and/or parked vehicles, providing a high-quality and safe cycling experience, suitable for all ages.


  • Traffic Data Collection
  • Traffic Operations Analysis
  • Signing and Marking


The Project Included:

  • Documentation of existing roadway geometry & data collection
  • Preliminary engineering design
  • Integration of bike lanes into existing roadways at their termini.
  • Development of protected bike lane typicals and intersection Alternatives
  • Traffic Analysis
  • Construction Cost Estimates
  • 100% Design Drawings and Specification


The Project Included:

  • Multiple Design Alternatives
  • Queuing and LOS modeling
  • Coding and calibration of Synchro traffic model
  • Concept Development and testing

Columbia, Maryland

7055 Samuel Morse Drive
Suite 100
Columbia, MD 21046
Phone: 443-741-3500
Fax: 443-741-3700

Baltimore, Maryland
300 East Lombard Street
Suite 840
Baltimore, MD 21202

Phone: 443-741-3500
Fax: 443-741-3700

Baltimore, Maryland
1502 Joh Avenue
Suite 100
Baltimore, MD 21227

Phone: 410-536-3653
Fax: 410-536-3654

Washington, D.C.

100 M Street SE
Suite 550
Washington, DC 20003

Phone: 202-570-7080
Fax: 202-697-5007

Vienna, Virginia

8150 Leesburg Pike
Suite 630
Vienna, VA 22182

Phone: 703-942-8990


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