345 CHAMBERS STREET; Block: 16; Stuyvesant HS

NYC 9/11 Public Portal Document

ATC ASSOCIATES,INC 104 E 25th Street,10th Floor New York,NY 10010 Tel. 212-353-8280 Fax 212-353-8306

REPORT DATE: 07-23-02

CLIENT: Taylor Environmental Group, inc.

PROJECT NAME: SCA/Stuyvesant HS 6th Floor

PROJECT NUMBER M477-152I7/29881

SAMPLED BY: Client

SAMPLE DATE 07-22-02 DATE RECEIVED: 07-22-02 DATE ANALYZED: 07-22-02

SAMPLE MEDIA: Air Samples ANALYSIS REQUIRED: Method NIOSH 7082

ANALYSIS RESUL'T'S

SAMPLE BATCH SAMPLE DESCRIPTION LEAD DETECTION ID NO. CONCENTRATION LIMIT (.1ghh3) ($/i ')

01 20541 Rm 639 Inside Classroom Near Entrance to <3.1 3.1 Corridor/Hallway

02 20541 Rm 640 Inside Classroom Near Entrance to Corridor <3.1 3.1

03 20541 Rm 638 Inside Classroom Near Entrance to Corridor <3.1 3.1

04 20541 Rm 615B Inside Classroom Near Entrance to <4.6 4.6 Corridor

05 20541 Rm 627 Inside Classroom Neat Entrance to Corridor <4.6 4.6

06 20541 Rm 629 Inside Classroom Near Entrance to Corridor <4.6 4.6

07 20541 Rm 635 Inside Classroo Near Entrance to Corridor <4.6 4.6

08 20541 Rm 636 Inside Classroo Near Entrance to Corridor <4.6 4.6

09 20541 Rm 639 Inside Classroom Near Entrance to Corridor <3.7 3.7

10 20541 Rm 640 Inside Classroom Near Entrance to Corridor <3.7 3.7

11 20541 Rm 638 Inside Classroom Near Entrance to Corridor <3.7 3.7

12 20541 Bin 615B Inside Classroo Near Entrance to Corridor <3.7 3.7

13 20541 Rm 627 Inside Classroom Near Entrance to Corridor <3.7 3.7

14 20541 Rm 629 Inside Classroom Near Entrance to Corridor <3.7 3.7

NYC-WTC 000107092