Cities With the Worst Traffic*

1. Los Angeles-Long Beach-Santa Ana

2. San Francisco-Oakland

3. Washington, D.C.

4. Atlanta

5. Houston

6. Dallas-Fort Worth-Arlington

7. Chicago

8. Detroit

9. Riverside-San Bernardino (tie)

9. Orlando (tie)

11. San Jose

12. San Diego

* as compiled by the Texas Transportation Institute

The Worst Spots For Delays, or "Choke Points"*

• Boston, I-93 North and South

• Chicago, I-98 at the Eisenhower Expressway

• Dallas, I-35 at I-30

• Los Angeles, I-710 Freeway

• Los Angeles, US 101/I-405 Interchange

• Salt Lake City, I-15 and SR-92 Interchange

• Atlanta, I-75 at I-85

• New York, G.W. Bridge Exit Ramp for North Bound Major Deegan Expressway

• Seattle, SR-520 Bridge

• Washington DC, I-495 at I-270

*in 2005, as reported by AAA