Table 1-3: Texas Toll Roads: 2001,,,,,,, Facility,Financing or operating authority,Location,Length in miles ,,Toll collection direction,Electronic collection system, Noninterstate,,,,,,, Dallas North Tollway,NTTA,From I-35E to SH 121,19.5,,Both ways,AVI, Sam Houston Tollway-East ,HCTRA,From East of SH 3 to SH 225,7.6,,Both ways,AVI, Sam Houston Tollway-West,HCTRA,"From US 59, to I-45 (North of Houston)",27.3,,Both ways,AVI, Sam Houston Tollway-Southwest Beltway,HCTRA,From Houston-US 59 to Houston-SH 288,10.6,,Both ways,AVI, Sam Houston Tollway-Southeast Beltway,HCTRA,From Houston-I-45 to Houston-SH 288,10.4,,Both ways,AVI, Hardy Toll Road,HCTRA,From I-45 North to I-610,21.7,,Both ways,AVI, President George Bush Turnpike,NTTA,"From SH 78, Dallas to Midway",15.0,,Both ways,AVI, Camino Columbia,"Camino Columbia, Inc.",From IH 35 to Columbia Solidarity Bridge,22.5,,Both ways,AVI, KEY: NTTA = North Texas Tollway Authority; HCTRA = Harris County Toll Road Authority; AVI = automatic vehicle identification.,,,,,,, "SOURCE: U.S. Department of Transportation, Federal Highway Administration, Toll Facilities in the United States: Bridges-Roads-Tunnels-Ferries, Washington, DC: June 2001, available at http://www.fhwa.dot.gov/ohim/tollpage.htm as of Feb. 18, 2002.",,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,, ,,