Ordinance Slide PHOTO 1: Deteriorated brownstone unit. PHOTO 2: - - PowerPoint PPT Presentation

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Oct 10, 2022 274 likes •556 views

Ordinance Slide PHOTO 1: Deteriorated brownstone unit. PHOTO 2: Loose brownstone, pointing, and patch material. PHOTO 4: Deteriorated patch repair after manual removal. PHOTO 3: Deteriorated patch repairs and vertical cracks in brownstone.

SLIDE 1

SLIDE 2

Ordinance Slide

SLIDE 3

PHOTO 1: Deteriorated brownstone unit. PHOTO 2: Loose brownstone, pointing, and patch material.

SLIDE 4

PHOTO 3: Deteriorated patch repairs and vertical cracks in brownstone. PHOTO 4: Deteriorated patch repair after manual removal.

SLIDE 5

PHOTO 5: Deteriorated brownstone and vertical cracks. PHOTO 6: Masonry bulge and displacement, bowing of masonry pier, and vertical cracking.

SLIDE 6

PHOTO 7: Deteriorated brownstone and vertical cracks. PHOTO 8: Previously installed masonry anchor and deteriorated patch repair.

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PHOTO 9: Bowing of turret. PHOTO 10: Sidewalk protection and retention netting.

SLIDE 8

PHOTO 11: Retention netting. PHOTO 12: Exploratory removal location and exposed schist backup.

SLIDE 9

PHOTO 13: Exploratory removal location and exposed schist backup. PHOTO 14: Exposed schist backup material.

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PHOTO 16: Turret deflection. PHOTO 17: Turret deflection.

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PHOTO 18: Cracking on the interior of east tower. PHOTO 19: Cracking on the interior of west tower.

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PHOTO 20: Interior separation of schist backup in northeast turret of east tower. PHOTO 21: Interior separation of schist backup in northeast turret of east tower.

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PHOTO 22: Interior separation of schist backup in west tower. PHOTO 23: Opening in masonry and roof of west tower.

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PHOTO 24: Water infiltration into west tower. PHOTO 25: Path of water infiltration into west tower.

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PHOTO 26: Path of water infiltration into west tower and masonry separation. PHOTO 27: Path of water infiltration into west tower.

SLIDE 17

PHOTO 28: Void in schist backup in west tower. Brownstone cladding and daylight visible from interior. PHOTO 29: Void in schist backup in west tower. Brownstone cladding and daylight visible from interior.

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PHOTO 30: Separation of schist backup in west tower.

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OPTION 1: Dismantle/demolish and rebuild the

towers. Modify existing structure

and roof to accommodate new

towers. Complete masonry repairs

to the remainder of the building.

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OPTION 2: Dismantle / demolish the towers and construct new low roof areas over tower bases. Modify existing structure and roof to accommodate new lowered towers. Complete masonry repairs to the remainder of the building.

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OPTION 3: Stabilize the existing towers, complete masonry repairs to the remainder of the building, and implement an ongoing exterior maintenance and repair program.

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OPTION 4: Demolish the towers and building.

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Repair Recommendations and Opinion of Cost

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Repair Recommendations and Opinion of Cost

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Repair Recommendations and Opinion of Cost

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