Great Lakes Dredge & Dock CORP - FORM 10-K - EX-23.1 - CONSENT OF DELOITTE & TOUCHE LLP - March 14, 2011

Attached files

file filename
10-K - FORM 10-K - Great Lakes Dredge & Dock CORPd10k.htm
EX-31.1 - SECTION 302 CEO CERTIFICATION - Great Lakes Dredge & Dock CORPdex311.htm
EX-21.1 - SUBSIDIARIES - Great Lakes Dredge & Dock CORPdex211.htm
EX-31.2 - SECTION 302 CFO CERTIFICATION - Great Lakes Dredge & Dock CORPdex312.htm
EX-23.3 - CONSENT OF J.H. COHN LLP - Great Lakes Dredge & Dock CORPdex233.htm
EX-32.2 - SECTION 906 CFO CERTIFICATION - Great Lakes Dredge & Dock CORPdex322.htm
EX-12.1 - RATIO OF EARNINGS TO FIXED CHARGES - Great Lakes Dredge & Dock CORPdex121.htm
EX-32.1 - SECTION 906 CEO CERTIFICATION - Great Lakes Dredge & Dock CORPdex321.htm
EX-23.2 - CONSENT OF DELOITTE & TOUCHE LLP - Great Lakes Dredge & Dock CORPdex232.htm

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement No. 333-153207 on Form S-3 and Registration Statement No. 333-150067 on Form S-8 of our reports dated March 14, 2011, relating to the consolidated financial statements and financial statement schedule of Great Lakes Dredge & Dock Corporation and subsidiaries, and the effectiveness of Great Lakes Dredge & Dock Corporation and subsidiaries’ internal control over financial reporting, appearing in this Annual Report on Form 10-K of Great Lakes Dredge & Dock Corporation for the year ended December 31, 2010.

 

/s/ Deloitte & Touche LLP
Chicago, Illinois
March 14, 2011

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