The New York State Capitol was designed by a succession of architects, including H.H. Richardson and Leopold Eidlitz. Constructed in stages between 1870 and 1900, the building features Second Empire and Richardsonian Romanesque elements. Sporadic...
Completed in the mid-1920s, 140 New Montgomery Street is one of the early skyscrapers built in San Francisco. The Art Deco high-rise, originally known as the Pacific Telephone and Telegraph Building, served as the headquarters for the...
The State House was constructed in three phases. The original Federal/Georgian building was designed by Charles Bulfinch and completed in 1798. In 1896, a renaissance revival Annex with yellow brick and marble features was added onto the back of...
The San Francisco War Memorial Veterans Building and adjacent Opera House are aesthetically-similar, Beaux-Arts structures commemorating U.S. veterans of World War I. The Veterans Building provides office and meeting space for veterans...
The Point LIC, a new commercial development, reinvents two seven-story industrial buildings as the Paragon and Blanchard. The renovated buildings offer open office floor plans, ground-level retail, and other amenities. SGH provided building...
Just one block from the Jackson Square Historic District, 288 Pacific incorporates modern residences with an early 1900s masonry structure. The project brings thirty-three condominiums to the neighborhood in a seven-story, L-shaped structure...
With a commitment to advancing the building industry, HITT Contracting sought to create an exciting new space to inspire collaborative research, testing, and learning. The two-story Co|Lab features an exposed mass timber frame structure that the...
SGH helped several schools in the Chicago area by assessing the condition of their buildings’ enclosures and working with them to develop plans for future capital projects, maintenance, and repair work. Our evaluations encompass a wide...
Designed by Philip Johnson, the house at 9 Ash Street was his Harvard University Graduate School of Design (GSD) thesis project. He studied modularization and used prefabricated wood-framed panels for the home’s floor, walls, roof, and...
To expand and modernize their Academy of Entertainment and Technology Campus, Santa Monica College undertook a project to construct two new buildings and renovate an existing one. The project brings innovative classrooms, production facilities,...
Rooftop amenity spaces can offer building owners significant value. Successfully incorporating these spaces into the design of a rooftop requires thorough coordination, given the convergence of cross-disciplinary design requirements, complexity...
On 15 June, Building Enclosure magazine published the article “Designing for the Challenges of Zinc Roofing,” written by Jeff Ceruti, Dan Clark, and ...
Large rooftop mechanical equipment, such as air handling units (AHU), can be an important component of a building’s exterior envelope. However, it is critical that the skin of this equipment be designed or constructed with principles...
Narrow roofs and other façade articulations are often designed and detailed with waterproofing characteristics similar to adjacent vertical wall surfaces, leaving the narrow roof assembly with insufficient waterproofing performance and risk of...
Building Operating Management magazine recently published an article written by several Simpson Gumpertz & Heger (SGH) authors discussing the state of building enclosure technology. In “8 Technology Developments Reshaping High-...
Through a series of real case studies, this workshop will review structural and building envelope solutions for design projects involving the addition of a new roof deck to an existing building. Roof decks and green roofs are becoming increasing...
Copper roofing has been used for centuries, particularly on ornate institutional or historical buildings where access and roof maintenance is impractical. When fully soldered, copper roofing can provide a watertight, durable roof with a decades-...
Moisture entrapped within concrete roof decks is a major concern of the roofing industry. The NRCA (National Roofing Contractors Association) and others have reported numerous problems, including failures, due to moisture that migrates from the...
The August 2015 issue of Structure magazine features the article, “Pushing the Boundaries of Timber Design,” by Holger Schulze-Ehring, Filippo Masetti, and Matthew Johnson. The article discusses their work on the China...