The order the City kept.

NYC-WTC_000150781

Notice instructing staff to preserve original World Trade Center documents for legal evidence.

NYC-WTC_000150782 – NYC-WTC_000150795

List of Manhattan buildings with completed exterior cleaning by the New York City DEP.

NYC-WTC_000150796 – NYC-WTC_000150820

Survey data listing building addresses and owners in the World Trade Center vicinity.

NYC-WTC_000150821 – NYC-WTC_000150822

Survey data listing building addresses and owners in the World Trade Center vicinity.

NYC-WTC_000150823

Financial summary of exterior cleaning contracts for multiple buildings including budget allocations and balances.

NYC-WTC_000150824 – NYC-WTC_000150834

List of Manhattan buildings with details on air sampling results and clean-up activities.

NYC-WTC_000150835 – NYC-WTC_000150837

List of Manhattan buildings with details on air sampling results and clean-up activities.

NYC-WTC_000150838

Document page containing unreadable text and symbols related to exterior cleaning efforts at the World Trade Center site.

NYC-WTC_000150839 – NYC-WTC_000150842

Report on DEP and EPA visual assessments of debris on building exteriors in January and February 2002.

NYC-WTC_000150843 – NYC-WTC_000150845

Letter from DEP to DOT requesting fee waivers for sidewalk closures during exterior debris removal.

NYC-WTC_000150846 – NYC-WTC_000150863

Application form detailing cost estimates for asphalt and gravel roof clean-up per square foot.

NYC-WTC_000150864 – NYC-WTC_000150867

Cost analysis for air monitoring technicians and sample analysis during World Trade Center exterior inspections.

NYC-WTC_000150868 – NYC-WTC_000150871

Summary statistics for asbestos roof and facade inspections including complaints resolved and sampling results.

NYC-WTC_000150872 – NYC-WTC_000150874

Summary of DEP exterior building inspections and debris sampling statistics for the WTC vicinity as of March 2002.

NYC-WTC_000150875

Correspondence discussing revised cost estimates and additional funding requirements for cleaning landmarked building facades affected by WTC debris.

NYC-WTC_000150876 – NYC-WTC_000150879

Overview of the DEP program inspecting roofs and facades for WTC debris, directing owners to test and clean materials with FEMA funding.

NYC-WTC_000150880 – NYC-WTC_000150881

Document explaining DEP procedures for assessing WTC debris and listing requirements for certified asbestos investigators to perform surveys.

NYC-WTC_000150882 – NYC-WTC_000150897

Document explaining DEP procedures for assessing WTC debris and listing requirements for certified asbestos investigators to perform surveys.

NYC-WTC_000150898

Official confirmation that DEP contracts for exterior building clean-up near the World Trade Center have been extended through September 2002.

NYC-WTC_000150899 – NYC-WTC_000150900

Official letter confirming the extension of three contracts to continue exterior clean-up activities at buildings near the WTC site.

NYC-WTC_000150901

Final notice sent to a building owner urging participation in the DEP program for cleaning exterior surfaces contaminated with World Trade Center debris.

NYC-WTC_000150902 – NYC-WTC_000150906

Internal communication with presentation materials regarding exterior cleanup program status.

NYC-WTC_000150907 – NYC-WTC_000150908

Legal memorandum discussing the drafting of a Commissioner's order to address WTC residue contamination on a vacant building near the World Trade Center site.

NYC-WTC_000150909 – NYC-WTC_000150913

Summary of LMDC meeting discussing the exterior program scope, indoor air issues, and definitions of facade.

NYC-WTC_000150914 – NYC-WTC_000150921

Memo describing DEP surveys of building exteriors for debris and providing a list of buildings identified with visible accumulations.

NYC-WTC_000150922

Document listing buildings identified with visible debris during surveys, including addresses, BINs, and landmark status for the clean-up program.

NYC-WTC_000150923 – NYC-WTC_000150925

Internal memorandum coordinating DEP exterior cleanup activities with other agencies to manage ongoing operations.

NYC-WTC_000150926 – NYC-WTC_000150930

Memo submitting draft scopes of work and cost estimates for rooftop and facade remediation, plus a letter draft for FEMA regarding air monitoring.

NYC-WTC_000150931 – NYC-WTC_000150959

Cover fax from the Mayor's Office forwarding DEP documents regarding exterior clean-up to be reviewed before a meeting with building owners.

NYC-WTC_000150960 – NYC-WTC_000150961

Document outlining the two-phase survey project covering approximately 452 buildings and detailing follow-up inspection procedures for debris cleanup.

NYC-WTC_000150962 – NYC-WTC_000150968

Contract excerpt defining regulatory compliance requirements and describing visual assessments of debris on building exteriors near the World Trade Center.

NYC-WTC_000150969 – NYC-WTC_000150977

Contract excerpt defining regulatory compliance requirements and describing visual assessments of debris on building exteriors near the World Trade Center.

NYC-WTC_000150978 – NYC-WTC_000150981

Contract excerpt defining regulatory compliance requirements and describing visual assessments of debris on building exteriors near the World Trade Center.

NYC-WTC_000150982 – NYC-WTC_000150986

Contract excerpt defining regulatory compliance requirements and describing visual assessments of debris on building exteriors near the World Trade Center.

NYC-WTC_000150987 – NYC-WTC_000150991

Contract excerpt defining regulatory compliance requirements and describing visual assessments of debris on building exteriors near the World Trade Center.

NYC-WTC_000150992 – NYC-WTC_000150993

Contract excerpt defining regulatory compliance requirements and describing visual assessments of debris on building exteriors near the World Trade Center.

NYC-WTC_000150994 – NYC-WTC_000150997

Contract scope for air monitoring and analysis services under the DEP Asbestos Control Program, including compliance with federal and state regulations.