Subject:	Meeting with Holcim Inc. – Reconsideration Issues

Location:	U.S. Environmental Protection Agency, Research Triangle Park,
NC

Date: 		November 13, 2012

Participants:	

Holcim (US), Inc.

Hector Ybanez

RTI International

Mike Laney	U.S. Environmental Protection Agency (EPA)

Keith Barnett

Sharon Nizich





Hector Ybanez of Holcim requested the meeting with EPA to describe their
stance on specific areas being addressed under the portland cement
reconsideration. Mr. Ybanez covered the following areas:

Correlation between THC emissions and organic HAP emissions.

Correlation between PM emissions and parameter levels from CPMS.

Clinker pile work practices.

HCl performance specifications.

Inclusion of startup and shutdown in calculating 30-day rolling
averages. 

Use of PM CEMS for combined sources.

NSPS modifications. 

