NYC 9/11 Public Portal Document
02/05/03 13:40 FAX 201 794 7501 LANGAN 10002/003
LUE•mard F. Langsn, P.E
George E. Demclr, P.E
L Langan
Engineering and Environmental Services, Inc.
George P. KGlloy, P.E.
Mtchacl A. Semeraro. Jr„ P.E.
()avid T. Gockel, P.E.
Ntchotas De Rose. P.G.
Cabot M. Hudson. P.E.
Andrew J. Clancia. P.E.
George 6 Leventis. P.E.
Gerard M. Cescia, P.E.
Colleen Costello, P.G.
Rudolph P. Frizzi. P t:
Ronald A. Fuersl, C.LA•
February 5, 2003 Cristina M, Gonzalez. P.E.
5535902 Wi1113m G. Lothian. P.E.
Gerald J. Zamhrelle. C.E.M.
Fax: 718-595-3648 Regcr A. Archsbel. P.E.
Grecycxy L. 6lesiadeckl, P.E.
Michael E. CorrRRu, P.E.
Sam 8. lshak. M.C.S.E.
JoGI 8. Linden, P.E.
NYC Department of Environmental Protection John J. MLElroy. Jr., Ph.D.. P.E.
Wan R. Poeppel. P.E.
Asbestos Control Program Joseph E. Rurnano, P.1 S.
11368-5107
59-17 Junction Boulevard, 8th Floor, Corona, NY Leurlard 0.59vino, FE.
Steven Uetand. P.E.
CONSULTANT
Attention: Mr. Radhakrishnan, Acting Director Dennis J Leary, P.E.
RE: Variance No.: 025OMN03
TRU No.: 0146MN03
Federal Hall Building
26 Wall Street
Manhattan, New York
Dear Mr. Radhakrishnan:
variance were inspected by Mr.
On February 4, 2003, the areas affected by the referenced
National Parks Services
Vincent Masullo from your office. Representatives from the
(Langan) accompanied
(owner) and Langan Engineering and Environmental Services, Inc.
the site visit, the
Mr. Masullo at the time of inspection. Per our discussions during
need to be amended, and also
following items of the submitted variance application
provides clarification of the work sequence.
(k). Please delete the
1. in the ACP9 application, variance was requested for Section 1-91
for this project. Efforts shall be
request for this section, as it would not be applicable
disregard the
made to maintain four to six air changes within the work areas. Also
equipment
exhaust layout shown on Figure AR-3. The installation of the ventilation
exhaust shall be done in accordance with Sections 1-91 (k) and 1-91(1).
of Title 15, to reduced
2. Langan also requests a variance for Sections 112 (d) and 1 1 2 (e)
waiting time between cleaning from 12 and 4 hours to 4 and 2 hours.
subbasement work areas is
3. Please note that the vast majority of the piping within the
wrapped with fiberglass insulation. Once the decontamination units have been installed,
work areas preparation is completed, and engineering controls established; pre-cleaning
part of
activities shall be performed. The fiberglass insulation shall be removed as a
=30~.
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- (201 ) 794-6900 • FAX. (201) 794-0366
RIVEn Deivt: GtNIEF 1 • ELMw000 PAHp, New J[RscY 07407-1336
PH,LADELPHIA. PA - DOVLCSTOWN. PA - MIAMI. FL
ELMWOOO PARK. NJ - NEW TOOK. NT - NEW HAVEN, Cr -
NYC-WTC 000112299
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