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INDIAN RIVER COUNTY <br /> PUBLIC WORKS DEPARTMENT <br /> TRAFFIC ENGINEERING DIVISION <br /> TRAFFIC CONTROL DEVICES MAINTAINED BY INDIAN RIVER COUNTY <br /> JULY, 2013 <br /> VI. SPEED LIMIT ZONES ON COLLECTOR/ARTERIAL ROADWAYS (continued) <br /> ROADWAY FROM TO SPEED LIMIT(M.P.H.) <br /> 201h Avenue 25th Street SW 21s' Street SW 35 <br /> 20th Avenue 21"Street SW 17th Lane SW 35 <br /> 20th Avenue 17th Street SW Oslo Road 30 <br /> 20th Avenue Oslo Road Ist Street SW 45 <br /> 20th Avenue 1St Street SW SR 60 35 <br /> Old Dixie Hwy South County Line 12th Street 40 <br /> Old Dixie Hwy 12th Street Seminole Avenue 35 <br /> Old Dixie Hwy Seminole Avenue 20th Street 30 <br /> Old Dixie Hwy U.S. 1 49th St 35 <br /> Old Dixie Hwy 49th St 65th St 45 <br /> Old Dixie Hwy 65th St 69th St 40 <br /> Old Dixie Hwy 69" St CR510 45 <br /> I.R. Drive South U.S. 1 Sebastian Cty Lint 30 <br /> I.R. Drive Sebastian City Lint North U.S. 1 30 <br /> 6th Avenue U.S. 1 21St Street 30 <br /> I.R. Boulevard U.S. 1 37th Street 45 <br /> I.R. Boulevard 37th Street Grand Harbor Blvd 50 <br /> I.R. Boulevard Grand Harbor Blvd 53rd Street 45 <br /> NOTE: In accordance with Florida Department of Transportation speed zoning <br /> regulations, Florida Statutes Chapter 316, and nationally adopted traffic <br /> engineering practices(M.U.T.C.D.—Manual on Uniform Traffic Control Devices), <br /> the speed limit on County roadways shall be set as close as possible to the 85th <br /> percentile speed; that is, the speed which 85 percent of free-flowing vehicles are <br /> traveling at or below. In business and residential areas,the speed limit on paved <br /> roadways shall be posted at 30 miles per hour. All unpaved roadways shall remain <br /> unposted due to variable surface conditions. <br /> Page 15 of 18 <br /> 77 <br />