Subject: Site visit to Cemex, Brooksville, Florida

Date: February 8, 2012

A site visit was made on February 8, 2012, to the Cemex Portland Cement
facility in Brooksville, Florida by S. Nizich of the EPA’s Office of
Air Quality Planning and Standards and contractors from RTI
International. A report summarizing the site visit has been prepared but
is currently considered confidential business information pending
further company review.

