License agreement for exterior cleaning, 65 Liberty Street

NYC-WTC_000093431 ~ ATHENICA ENVIRONMENTAL SE Tet. (718) 794-7490 Fax, (718) 784-4085 CLIENT # } CLIENT: Warren & Panzer Engineers, P.C. LABORATORY ID 4: 702-10-153 rs ANAL¥T. METHODOLOGY: AHERA AVICESING. THE TER TYPE: MCE. ~ AVERAGE G.O. ARFA (nim’): 0.013838 PROJECT: NYC DEP, 55 Liberty Street DATE OF REPORT: 10/23/02 DATE OF ANALYSIS: 10/23/02 EFFECTIVE FILTER AREA (nm): 385 LABORATORY RESULTS VOLUME at) LOCATION &.0.'s VZED AREA | ANALY ZED (meu | ANALYT. SENSITIV. (struct fern”) TOTAL, - ASBESTOS AIR CONC, (atruc dem’) TOTAL ASBESTOS FILTER CONC. {str.4enm’) AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY AR CONC. FOR STRUCT. S25tpm ASBEST. TYPE CHRYS. AMPHIB. ASBEST TYPE SPECIFY OLIWA IWA on side walk 1300 center of work acea 0.0692 0.0043 0.0043 <14.45 NA NA NA O2IWA TWA onside walk | 1300 north section of WA 0.0692 0.0043 <6.6043 <14.45 NA NA NA. OSIWA WA on side walk 1300 west section af WA 0.0692 0.0043 0.0043 <14.45 NA NA NA O4¢IWA JWA on sido walk 1306 south section of WA 0.0692 0.0043 <6.0043 <14445 NA NA NA NA OSIWA [WA on side walk 1300 east section of WA 0.0692 0.0043 ~ $0,004) <{4A5 NA NA NA LABORATORY e Athen Ais if x e The cae The plied sot report retates only to ilems tested. This report must noi be used fo claims produci endorsement by NYLAP os any other agency of the U.S Government. Test reports reay not be reproduced in Cal) aed with prior approval of AES Inc. . lib ica 0 i ‘i 2D CERTIFICATION NUMBERS: NVLAP 101958, ELAP £0955 Pepe LABORATORY DIRECTOR Spiro Dongaris Environmental Services tac. (AES), is responsible eply for information pertaining (0 samples taken by its employees. ely far the convenience of the clieal. sampling cassettes will be sloced far sixty (60) days. AES Inc., should be notifted within this Gree frame for a true duplicate analysis. Nity of Athonica Environmental Serviees Inc. wah respect to the services charged, shall in no evuet exceed the amount ot the invuice. S Inc, did not conduct the sampling, the coporied sirhome concentration was derived based on iafarmation provided by ttc elient. Linder these cicomstannxs, the air cascentration data is 10/29/2002 12: i7 FAX goon NYC 9/11 Public Portal Document