The salt processing dome, with an inside diameter of 173 ft and a dome peak of 65 ft, houses equipment for processing and packaging bulk rock salt for commercial sale. The shell structure was constructed in 1985 by placing a nominal 3-1/2 in. of...
With bedrock more than 200 ft below street level, the fifty-eight-story Millennium Tower, like most downtown high-rises, is founded on piles driven through soft, compressible clay soils deposited by the San Francisco Bay and extending into a...
The original Casa Olga building was an eight-story, reinforced concrete flat slab structure with reinforced masonry shear walls. The building served as a convalescence home until new owners purchased the building in 2012 and decided to...
The concrete building at 1101 Second Avenue, originally developed in 1967 as the headquarters for Washington Mutual Savings Bank, was designed by the northwest modernist architect, Paul Thiry. Rockwood Capital (Rockwood) acquired the...
Hall Equities Group wanted a modern, luxury apartment building near downtown Walnut Creek, where building heights are limited unless the public votes to allow the development to exceed the established limit. In addition, the project could...
For the R.O. Pickard Environmental Centre digester expansion program, the owner's engineer envisioned two structurally-identical, modified, egg-shaped digesters founded on drilled piers extending 80 ft to bedrock. The general contractor elected...
The P-405 project consists of a multi-story Bachelor Enlisted Quarters and multi-story parking structure at Naval Base San Diego. The parking structure provides 800 parking spaces in six stories, including one at-grade level and five elevated...
The tank, classified as an American Water Works Association (AWWA) D-110 Type I tank, is a strand-wound circular, prestressed concrete water tank with cast-in-place concrete tank walls clad in shotcrete. DN Tanks wanted to evaluate if the...
Crom Corporation designed and built two 3.0 MG egg-shaped sludge digesters for Baltimore's Back River Wastewater Treatment Plant. SGH performed a peer review of the structural design of the new digesters. Although egg-shaped digesters are rather...
Since the early 1980s, SGH has worked with Crom Corporation to assist them in their tank designs. Crom is one of the largest manufacturers of prestressed concrete tanks in the United States. The elevated tanks, with a capacity of between 1.5 MG...
Abstract: Several logistical challenges confronted the project team while designing a radar facility (building and radar tower) for the U.S. Government in the remote arctic. Procurement of construction materials in the U.S., delivery to Greenland...
Abstract: Designing structures in northern Greenland, where the environment consists of extremely cold temperatures, permafrost subgrade, and high wind speeds, presents a number of technical and logistical challenges. In this specific case study...
Abstract: This paper describes a project involving the evaluation and structural repair of post-tensioned (PT) concrete garage decks. The suspended parking deck slabs exhibited numerous signs of distress, deterioration, and other conditions which...
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,...