Exhibit
23.1
Consent
of Independent Registered Public Accounting Firm
We
have
issued our reports dated March 8, 2006, accompanying the consolidated financial
statements and schedule and on Internal Control Over Financial Reporting
included in the Annual Report of RPC, Inc. on Form 10-K for the year ended
December 31, 2005. We hereby consent to the incorporation by reference of said
reports in the Registration Statements of RPC, Inc. on Forms S-8 (File No.
333-40223, effective November 14, 1997 and File No. 333-117836,
effective July 30, 2004).
/s/
Grant
Thornton LLP
Atlanta,
Georgia
March
8,
2006