1
March
26,
2004
MEMORANDUM
TO:
EPA
Air
Docket
OAR­
2003­
0012
FROM:
William
Charmley
Engineer
Office
of
Transportation
and
Air
Quality
U.
S.
EPA
SUBJECT:
Summary
of
Meeting
with
Cummins
Inc.,
October
23,
2003,
regarding
Nonroad
Tier
4
Proposal
On
October
23,
2003,
representatives
from
EPA
and
Cummins
Inc.
(
Cummins)
met
Cummins'
Technical
Center
in
Columbus,
Indiana
to
discuss
EPA's
nonroad
diesel
Tier
4
proposal.
A
list
of
the
attendees
for
this
meeting
is
attached.
Cummins
gave
a
presentation
during
the
meeting
which
contained
confidential
business
information.
A
copy
of
the
material
was
provided
to
EPA
after
the
meeting.

The
following
topics
were
discussed
during
the
meeting;

­
EPA
proposal
regarding
emission
standards
for
>
750
hp
standards;
­
Cummins
engine
platform
specification
and
sales
for
>
750
hp
engines,
both
in
the
U.
S.
and
worldwide
sales
­
design
durability
issues
for
>
750
hp
engines
­
challenges
for
technology
transfer
from
highway
heavy­
duty
diesel
engines
to
the
>
750
hp
engines
­
transient
test
cycle
requirements
and
standards
­
research
and
product
development
costs
for
>
750
hp
engines
for
Tier
2
­
PM
and
NOx
aftertreatment
issues
for
>
750
hp
engines
­
exhaust
gas
recirculation
issues
for
>
750
hp
engines
­
NOx
emission
standards
and
implementation
dates
for
>
750
hp
engines
­
PM
emission
standards
and
implementation
dates
for
>
750
hp
engines
­
differences
between
>
750
hp
mobile
machines
and
generators
Cummins
also
gave
EPA
representatives
a
tour
of
Cummins
transient
emission
test
cells
for
heavy­
duty
highway
engines,
and
they
provided
EPA
with
an
overview
of
the
upgrades
and
changes
which
would
need
to
be
made
to
the
facility
in
order
to
accommodate
the
transient
emission
testing
of
engines
in
the
>
750
hp
nonroad
diesel
category.

attachments:
Attendees
List
Attachment:
Attendees
List
EPA
Meeting
with
Cummins,
Inc.,
October
23,
2003
Cummins
Inc.,
Attendees:
Sam
Hires,
Cummins
Inc.
Berhat
Verdat,
Cummins
Inc.
Tina
Vujovich,
Cummins
Inc.
Todd
Hendricks,
Cummins
Inc.
Bob
Jorgenson,
Cummins
Inc.

EPA
Attendees
Jeff
Holmstead,
Office
of
Air
and
Radiation
Bill
Charmley,
Assessment
&
Standards
Division,
Office
of
Transportation
&
Air
Quality
