Rock Structure Rating

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1	News Release Electric Cooperatives of Arkansas Standard & Poor’s affirms Arkansas Electric Cooperative Corporation’s “AA” rating Little Rock, Ark. — April 24, 2014 — Arkansas Electric Cooperative Corporation Add to Reading List Source URL: www.ecark.org Language: English - Date: 2014-09-22 12:55:39 Business Consumer cooperative Structure Business models Utility cooperative Cooperative
2	News Release Electric Cooperatives of Arkansas Standard & Poor’s affirms Arkansas Electric Cooperative Corporation’s “AA” rating Little Rock, Ark. — April 24, 2014 — Arkansas Electric Cooperative Corporation Add to Reading List Source URL: aecc2014new.host.swbeta.net Language: English - Date: 2014-07-30 11:50:20 Business Consumer cooperative Structure Business models Utility cooperative Cooperative
3	PDF Document Add to Reading List Source URL: www.rocscience.com Language: English - Date: 2010-10-05 18:52:57 Tunnels Rock mass rating Rock Structure Rating Persistence Joint New Austrian Tunnelling method Discontinuity Fault Rock bolt Geology Geotechnical engineering Rock mass classification