Route: All Interstates [All hazardous material shipments moving through Oklahoma should remain on Interstate routes, when possible.]
Recommended Route, All NRHM Hazmats

Route: Interstate 240 [South of Oklahoma City] from Interstate 44 to Interstate 40 [Southeast of Oklahoma City] [Use to bypass section of I-40 running through downtown Oklahoma City]
Recommended Route, All NRHM Hazmats

Route: Interstate 244 [Tulsa] from Interstate 44 [West of Tulsa] to Interstate 44 [East of Tulsa] [Use to bypass downtown Tulsa]
Recommended Route, All NRHM Hazmats

Route: Interstate 40 [In Oklahoma City] from Interstate 44 to Interstate 35 [(Elevated section - not full-width shoulder)]
Recommended Route, All Hazmats

Route: Interstate 44 [Southwest of Oklahoma City] from Interstate 40 to Interstate 240 [Use to bypass section of I-40 running through downtown Oklahoma City]
Recommended Route, All NRHM Hazmats

Route: OK City & Tulsa [Carriers transporting hazardous cargo should avoid traveling through large metropolitan areas during times of the day when congestion is expected. These carriers should also avoid construction zones when possible. Construction information can be accessed by calling the OK Department of Transportation at (405) 521-2554.]
Recommended Route, All Hazmats