Some examples of dedication ceremony speeches are posted on the websites for Concordia University Nebraska, Harvard and the Tremont Veterans Memorial. All of these sites have examples of actual speeches given during specific dedication ceremonies.
Harvard provides an example of a speech given by the president of the university during the dedication of a new research building that opened in 2003 at Harvard Medical School. Concordia University Nebraska posts a few different dedication speeches that were all given during the opening ceremony for the new arena built in 2007. These speeches include a welcome speech, a speech about the patience and persistence it took to open the new arena, and a speech given on behalf of all the students.