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April 19, 1995 Murrah Building Memorial

Calvin Karper

Calvin Karper
Structures Engineer

Federal Highway Administration
Oklahoma Division
300 North Meridian Avenue, Suite 105-S
Oklahoma City, Oklahoma 73107-6560

Phone: (405) 605-6166 x325
Fax: (405) 605-6170
Calvin.Karper@fhwa.dot.gov


Bridge Design, Construction, Inspection, Management, Hydraulics & Geotechnical


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