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This article needs some history on Loop 820.. it is kind of pedantic. -67.67.8.97 (talk) 01:06, 18 August 2008 (UTC)[reply]

ftp://ftp.dot.state.tx.us/pub/txdot-info/ftw/maps/i-820.pdf J.Nevels (talk) 21:39, 11 December 2012 (UTC)[reply]