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ClassAct Schools

Philippines

Project Contacts: Paul Kassabian, Paul Kelley

In October 2013, the Philippines experienced a large (magnitude 7.2) earthquake and major typhoon in a span of three weeks. These events caused significant damage throughout the island chain. As part of the rebuilding process, actLAB, a New...

Services:Materials Design, Structural Design

Markets:Education - K-12

Keywords:Fasteners and Connections, International, Laboratory Testing and Analysis, Material-Related, School, Truss, Wood

1001 Pennsylvania Avenue NW

Washington, DC

Project Contacts: Joseph Rogers

During tenant fitout renovations on the sixth floor, the carpet installer reported debonding of the leveling compound and difficulty bonding the roll carpeting to the applied leveling compound. SGH investigated the flooring installer’s...

Services:Materials Investigation

Markets:Office

Keywords:Concrete, Flooring, Flooring and Coatings, Material-Related

Philipsburg Elementary School

Philipsburg, PA

Project Contacts: Peter Nelson

Completed in 2004, Philipsburg Elementary School is a two-story structure with epoxy terrazzo flooring installed on the concrete floor slabs in corridors and other common areas. Shortly after construction, school personnel observed liquid-filled...

Services:Materials Investigation

Markets:Education - K-12

Keywords:Deterioration, Flooring, Flooring and Coatings, Material-Related, Materials Analysis, Petrography

Navy Pier

Chicago, IL

Project Contacts: Vince Cammalleri, Matthew Johnson, Paul Kassabian, Matthew Normandeau

As part of a design competition, the James Corner Field Operations (JCFO) Team was selected to redesign the 3,000 ft long Navy Pier. The competition, spurred by the approaching 100th anniversary of the pier in 2016, set a goal to expand and...

Services:Structural Design, Building Enclosure Design

Markets:Sports & Entertainment

Keywords:Below-Ground Waterproofing, Finite Element Analysis, Glass and Glazing, Material-Related, Materials Analysis, Pier/Wharf/Boat Ramp, Roofing, Stair, Structural Glass, Waterproofing, Wood

Christ Church

Waltham, MA

Project Contacts: Matthew Bronski, Stephen Ruggiero

Built in 1897 of rounded fieldstone boulders, Christ Church was designed by Peabody and Stearns. The original designers understood the sloped spire surface was susceptible to absorbing water and they detailed a secondary, internal roof...

Services:Building Enclosure Investigation, Structural Investigation

Markets:Religious

Keywords:Historic, Masonry, Material-Related, Preservation Technology , Religious, Roofing, Stone, Structural Stabilization, Water Leakage

Galvanic Testing of Materials

Waltham, MA

Project Contacts: Jeffry Ceruti

Contact between dissimilar metals can lead to accelerated deterioration due to galvanic corrosion. Standard sample Galvanic Series charts (e.g., ASTM G82) provide general guidelines for compatibility. However, most of these charts are...

Services:Materials Investigation

Markets:Other

Keywords:Corrosion, Laboratory Testing and Analysis, Material-Related, Materials Analysis, Metal, Research/Development, Roofing

Presidio Officers' Club

San Francisco, CA

Project Contacts: Carolyn Searls

Set on the historic Presidio grounds, this structure housed the Officers’ Club for the Army Base throughout the 20th century. The Presidio Trust sought to renovate and rehabilitate the club and establish it as a cultural center for...

Services:Building Enclosure Investigation

Markets:Cultural

Keywords:Award Winning, Below-Ground Waterproofing, Historic, Material-Related, National Register of Historic Places, Plaster, Preservation Technology , Roofing, Roofing, Clay Tile, Wood

Hoosac Wind Project

Hoosac Wind Project, MA

Project Contacts: Scott DiFiore, Matthew Sherman

The Hoosac Wind Project is located in the mountains of Western Massachusetts. The project includes nineteen 1.5 MW wind turbines consisting of a steel tower supported by 45 ft dia. reinforced-concrete mat foundations. During construction, the...

Services:Materials Investigation, Structural Investigation

Keywords:Concrete Mix Design, Failure Investigation, Finite Element Analysis, Foundation, Geotechnical, Material-Related, Petrography