View more information about each option by clicking its associated image or title below.

	Heavy Rail Transit	Light Rail Transit	Dedicated Lane Bus Rapid Transit	Enhanced Bus
Examples:	New York San Francisco Washington, DC Metro Green Line	Portland Denver Central Light Rail	Pittsburgh LA Orange Line Boston Silver Line Red Line Option	Arlington Pike Ride Metro Extra QuickBus 40
Projected Costs per Mile:	$50-$250 Million	$20-$60 Million	$4-$40 Million	$1-$2 Million
Typical Dwelling Units/Acre:	12	9	10-12	3-10
Average Speed	18-35 MPH	20-26 MPH	8-12 MPH	15-19 MPH
Distance Between Stations:	Urban Core < 1 Mile, Periphery 1-2 Miles	Urban Core < 1 Mile, Periphery 1-2 Miles	0.25-1 Mile	Limited stops along normal bus routes
Service Frequency: Peak & Off Peak	5-10 Minutes 10-15 Minutes	5-15 Minutes 15-30 Minutes	5-15 Minutes 15-30 Minutes	5-15 Minutes 15-30 Minutes
Alignment:	Separate right-of-way, Grade-separated	Aligned center or side of street corridor OR separate right-of-way	HOV lanes OR separated right-of-way in median OR along curb	In street with traffic