Articles

Second Opinion Leads to Substantial Savings in Evaluation and Repair of Marble Façade - pdf [900KB]
When it comes to considering a costly and disruptive façade replacement, it always pays to get a second opinion. That’s what the condominium association at Water Tower Place in Chicago found when faced with ongoing façade deterioration.

Facade Restoration: Rehabilitating Unstable Veneers by Steve Getz - pdf [956KB]
The cladding on buildings throughout the United States, large and small, single story and high rise, is continually exposed to stresses and strains. In order for a building to maintain its exterior structural integrity and aesthetics, design details and recommended construction practices must be faithfully executed. Conditions that result in forces or wall movements not anticipated in the original design can create either cosmetic or catastrophic problems.

Solving Problems Through Re-anchoring by Steve Getz -pdf [999KB]
Weather and other corrosive influences can take a toll on the original anchoring systems of primary building structures. To combat this problem, ITT Phillips Drill Division has devised ways to resupport the facades of projects in several states. Each project required the anchoring of a facade to concrete or masonry substructures. In one instance, the loss of support resulted in a marble panel falling several floors to a sub-roof area. No one was injured, but the owners were concerned for the safety of occupants and pedestrians.

Stabilization and Repair of a Historic Terra Cotta Cornice by Jeff Levine and Donna Harris- pdf [3.02MB]
The Land Title Building is a prominent turn of the twentieth century office building, located in the heart of downtown Philadelphia. Designed by the Chicago architect, Daniel Burnham in 1897, a second tower was added to the site in 1902 by burnham and local architect Horace Trumbauer. The two interconnected towers are listed on the National Register of Historic Places. The property owner conveyed a facade easement to the Philadelphia Historic Preservation Corporation (PHPC) in 1981.

Repairing Limestone Cladding- pdf [1.53MB]
Corroding anchors and spalling limestone at the mail Philadelphia store of Strawbridge and Clothier promoted a simple and cost effective repair program One of the most frequent encountered masonry deterioration problems is spalling, a loss of surface material that does not affect structural integrity. Typically caused by a variety of processes, including freeze/thaw cycling and the expansion of corroding iron or steel fasteners (called oxide-jacking), spalling is disfiguring and potentially dangerous to building occupants and pedestrians.