NYC 9/11 Public Portal Document
1 Liberty Plaza, Manhattan
Hillmann Environmental Report
Interview Information, Visual Inspection Report
87 Bulk Samples, None Positive
Owner opted to have specified areas of dust accumulation by asbestos contractor, other
areas cleaned by custodial staff.
Daily air tests during “rehabilitation” indicated some levels above 0.01 free during the
initial clean-up.
Air tests: five samples per floor for 54 floors using NIOSH 7400 Method
1/5 of the samples analyzed by TEM for QA, all <0.01 free
No analytical reports, information is from the Hillmann Environmental Summary Report
15 Maiden Lane, Manhattan
Clearance letter from Dur-All Environmental
No sampling results
ACP7 received 10/4/2001 for the clean-up of 7,000 square feet at the lobby and main floor
33 Maiden Lane, Manhattan
Report from QuES&T, report of results, data not submitted
No significant dust accumulations reported. Bulk sampling was performed on each floor.
One sample on the 3'”'’ floor at three square feet of debris was positive. Proposal for 2"^,
3”*, 5* floor and O &M clean-up by QuES&T. Wet-wipe and HEPA vacuum by asbestos
contractor as “precaution”.
TEM air sampling on each floor. Results not submitted.
59 Maiden Lane, Manhattan
Structural clearance by P.E.
PCM air tests: 28 samples collected 9/16/2001: <0.01f/cc
17 samples collected 9/15/2001: <0.01 free
34 samples collected 9/14/2001: <0.01 free
ACP7 received 12/19/2001 for the removal of 15,750 square feet of ACM from the ceiling of the
6* floor south wing ceiling
75 Maiden Lane, Manhattan
Information referenced in report for 80 Maiden Lane, Manhattan
Air Quality: Asbestos NIOSH 7400 Method, Methane, Hydrogen Sulfide
No Analytical Reports
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NYC-WTC_000149477
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