Module 2: Bicycle Design Flashcards
What are the Six Bicycle Design Needs
Design Vehicle Operating Space and Dimensions Safety and Security Speed and Momentum Connectivity and Directness All-Season Surface Quality
Name 3 Types of Bicycle Design Vechicles
Road Bike, Children's Bike, Cargo Bike, Electric Bike, Adult Bike, Regular Bike,_ Bikes with Trailers, Recumbent Bikes
What is a Cyclist’s Swept-Path
The swept path is the distance between the front tire path and back tire path created when a cyclist makes a turn
What is the Standard Vertical Operating Envelope of a Cyclist?
2.5 m
What is the Horizontal Envelope Range of a Cyclist?
1.2 - 1.5 m
What are some ways to improve cyclist safety?
Protected Bike Lanes Buffered Lanes Unbuffered Lanes Bike Boulevards and Shared Roadways Streets with no on-street Parking
What is the typical speed range of a cyclist?
15 - 30 km/h
Speed differentials between a motorist and cyclist should not, at most, exceed _____ m.
25
Bike routes should be designed to enable ______ riding
continuous
Connectivity focuses on providing …
direct routes
All Season Surface Quality is important for
maintenance, user preference, friction factor, comfortability, drainage
Name the 5 types of separated bike facilities
Unbuffered Buffered Protected Bike Path Multi Use Path
Name the 5 types of unseparated bike facilities
Bike Boulevard Shared Roadway Shared Lane Advisory Bike Lane Bike Accessible Shoulder
What are the 4 considerations in bicycle integrated design?
Design Speed
Stopping Sight Distance
Horizontal Clearance
Vertical Clearance
Generally V is between ____ and ____
20 - 30 km/h
V can be as high as ___ and ___ when downgrades exceed ____
40 and 50
5%
Grades less than ___ are ideal
4%
Types of Intersection Treatments for Unprotected Bike Lanes
Continuous with RHT
Continuous without RHT
Discontinuous Bike Path
Bike Ramp to Bike Path
Types of Intersection Treatments for Protected Bike Lanes
Signal Phasing (No lateral Shift)
Signal Phasing (Bend In)
Discontinuous Land/Mixing Zones (Shared Lane)
Protected Intersection
Types of Intersection Treatments for Bike and Multiuse Paths
Bend In
Bend Out
Mid - Block Crossings
Types of Intersection Treatments for Bike and Multiuse Paths (Additional Considerations)
Integration of crossride and crosswalk areas
Material changes (pavement to surface to concrete to gravel)
Vertical Deflection
Protected Signal Phasing
Three types of special situation intersection considerations
Bike Box
Two stage left turn queue box
Facilities at Transit Stops