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Mayor's Office memo re: DEP meeting, Mar 2002

Machine-extracted title · confidence 95%

Fax transmittal from the Mayor's Office regarding a March 2002 meeting with the building group.

NYC-WTC_000093788–000093816

Folder label: “LANDMARK INFORMATION

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NYC 9/11 Public Portal Document

Friday 15 of Mar 2002, Mayor Office ->718 595 4544 Page 16 of 29

8. In kind repair or reeonstniction of concrete/masonry walls, parapets, chimneys, or cornices, including mortar that matches the color, strength, and joint tooling of historic mortar, where occurring.

9. Bracing and reinforcing of chimneys and fireplaces, provided the bracing and reinforcing are either concealed from exterior view or removable in the future.

10. Strengthening of foundations and the addition of foundation bolts, provided that visible new work is in kind, including mortar that matches the color, strength, and joint tooling of historic mortar, where occurring.

E. Roofing

In kind repair, replacement, or strengthening of roofing, gutters, or downspouts. Also, cement asbestos shingles may be replaced with asphalt based shingles, and untreated wood shingles may be replaced with fire resistant wood shingles, provided that if the existing roofing is historic, the new roofing will match the historic appearance.

F. Weatherproofing and Insulation

1. Caulking and weather-stripping to complement the color of adjacent surfaces.

2. In kind replacement or installation of insulation systems, provided that decorative interior plaster, woodwork, or exterior siding is not altered. This Allowance does not apply to urea formaldehyde foam insulation or any other thermal insulation containing water, when installed within wall cavities. Also, the Allowance does not apply to insulation systems that do not include an adequate vapor retarder, or to work in enclosed spaces that are not vented.

G. Seismic Upgrades

1. The installation of the following seismic upg-odes, provided that such upgrades are not visible on the exterior or within character defining historic interiors: cross bracing on pier and post foundations; metal fasteners; collar ties; gussets; tie downs; strapping and anchoring of mechanical, electrical and plumbing equipment; concealed anchoring of furniture; i.t.stallation of plywood diaphragms beneath first floor joists, above top floor ceiling rafters, and on roofs; and automatic gas shut off valves.

III. ROADS AND ROADWAYS

A. Repair of roads to pre-disaster geometric design standards and conditions using in kind materials, number and width of lanes, shoulders, medians, curvature, grades, clearances, and side slopes.

14 NYC-WTC 000093803

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NYC-WTC_000093803Source: NYC Law Department, mirrored locally

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