Minimize Disturbances Reversible Lanes

Moveable “zipper” barriers similar to I-15 HOT Lanes

Change lane assignment based on traffic patterns

Adds extra lane of capacity without construction

Access and Mobility Signal Coordination

Innovative Intersection design should be analyzed. Continuous-flow

intersections Diverging diamond

interchanges Single-point urban

interchanges Roundabouts

Multi-Modality Improve Park-and-Ride

facilities

Bike lanes should be designed, built and striped

Livability Shared-Use Path following Williamson Creek

Enhance pedestrian and bike access

Encourage alternative

modes of transportation

Improve access to and

attractiveness of

Williamson Creek corridor

Livability Sound Absorbing Walls

Panels filled with High-Density Polyethylene

Aesthetics

• Use the overpasses as a canvas for local artists

• Helps to “Keep Austin Weird”

Aesthetics

Musician-themed Overpasses

Live Music Capital of the World

Aesthetics

Artwork Under Williamson Creek Bridges

Example: I-35 over San Antonio River

Solar Powered Electronic Toll Collection

Long-term energy cost savings

Environmentally friendly

Solar panel lifespan of 20-30 years

Interlocking Concrete Pavers

Road shoulders, bicycleand pedestrian paths.

Benefits:

Reduces storm water runoff

Decreases urban heat islandeffect

Storm Water Management Grass Swales

Low cost, low maintenance

Increased storm water infiltration

Bioretention Cells

Removes pollutants from runoff

Lighting

LED Street Lights

Can use stored solar energy

Save 50-70% on Energy Costs

Extended lifespan

Use Local Materials List of Possible Locally-Sourced Materials:

Construction materials

Technology Vendors

Native Plants

Hill Country Granite

Benefits:

Supports local economy

Reduces transportation costs

Reduces fossil fuel use and greenhouse gas emissions