With the Science & Engineering Complex, Tufts University expands and promotes collaboration within related programs on its Medford campus. The project involves complete renovations to Anderson and Robinson Halls. It also includes connecting a...
Pulte Home Corporation (Pulte) builds residences throughout the United States. Their projects range from multi-family buildings to single-family homes. SGH assisted Pulte by peer reviewing their waterproofing design and providing construction...
Located on the University of New Haven’s campus, the Engineering and Science Magnet School focuses on science, technology, engineering, and math (STEM) for middle and high school students. The new 122,000 sq ft building provides...
The apartment complex, containing over 300 units in seven interconnected buildings, experienced sagging and settling of elevated walkways and balconies shortly after construction. SGH investigated the causes of distress in the wood-framed...
Shortly after the site was developed, a terraced, mechanically stabilized earth (MSE) wall failed. The MSE wall, with heights up to 63 ft tall, consisted of precast concrete facing panels and soil backfill interlayered with geogrid reinforcement...
The development at Transbay Block 6 brings two new properties to the neighborhood. The Solaire at 299 Fremont Street includes a thirty-two-story residential tower, six-story podium building, seven three-story townhouses, and below-grade parking....
Located near Fenway Park and Kenmore Square, Residence Inn Back Bay-Fenway is a 175-room, extended-stay hotel. The 117,000 sq ft, eight-story building includes below-grade parking, ground-floor retail, an indoor swimming pool, and a rooftop...
The natatorium was constructed in the early 1970s as an addition to the high school. The pool and deck are constructed of reinforced concrete and precast plank forms the ceiling. SGH evaluated the condition of the natatorium as part of a school...
The pool complex at the War Memorial Recreation Center was designed and built around 1955. The complex comprises three separate pools (a 31 ft diameter circular beginner’s pool, the 43 ft by 76 ft main pool, and a 33 ft by 41 ft diving well...
Louisiana State University’s (LSU’s) Tiger Stadium was built in 1924 and was expanded in many stages. The north end zone structure was built in 1936 with integral student dormitories. As part of an ongoing improvement plan, LSU wanted...
Presented at Symposium on Plastic Pipe and Fittings: Yesterday, Today, and Tomorrow, American Society for Testing and Materials, Atlanta, GA, Nov 2009. Also published in STP1528: Plastic Pipe and Fittings: Past, Present, and Future. Structural...
"You're running your water test too long- why are you going for more than 15 minutes?" "You're applying too much water- are you supposed to be replicating an 'actual' rainstorm, because this flow rate is more than...
Air leakage through the building enclosure can have a significant impact on heating and cooling,loads. Unfortunately, the measurement of air leakage through enclosure systems and components can be very difficult in practice. Inaccurate...
By: Brent Bass, McGrath, Timothy J., Mailhot D., Lim K.W.
Abstract: Thermoplastic chambers for stormwater retention applications have been in use for many years. One design, an arch-shaped chamber with a 51 in. nominal width and a 30 in. nominal height, has seen widespread acceptance. This paper reports...
This paper proposes a design framework for CFRP liners for concrete pressure pipes with different levels of degradation in an attempt to form the basis of a design standard. Design approach considers non-degraded, degraded, and severely degraded...
The majority of building performance problems are caused by water leakage through the building envelope and condensation of moisture in exterior wall and roof assemblies. Identifying the sources of water leakage is a critical first step to...
Abstract: During a minor earthquake of magnitude 4.4, part of a newly constructed stone veneer wall at a home in Northern California collapsed. Based on records of nearby instruments, shaking at the site of the house was at most approximately 0....
Whether you are selecting windows for a residential house or for a large commercial project, you need to know a few things before you make your selection. Do you know what you are really getting with a window having a particular performance...
The primary goals of any structural investigation are to establish the existing condition of the structure; identify issues affecting the structural performance; and develop and implement any remedial actions required. When conducting a...
By: Gustavo Tumialan, Nestore Galati, Antonio Nanni, Paul H. Ziehl
The primary objective of in-situ load testing is to evaluate the safety and serviceability of an existing structural system with respect to a particular load condition and effect. In light of technological advances in construction methods,...