Risk Assessment

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The Artist Building at 300 Summer Street

Boston, MA

Project Contacts: Aaron Lewis

The Artist Building at 300 Summer Street, originally constructed in 1898, was converted to cooperative residences/art studios in the 1990s. Current flood maps show the building is vulnerable to coastal flooding and rising sea levels may increase...

Service:Structural Investigation

Market:Mixed-Use

Keywords:Civil, Equipment, Flood, Risk Assessment, Waterproofing

Riverine Flood Hazard Assessments of Retail Buildings

Kingston, NY

Project Contacts: Aaron Lewis

Located throughout the Northeastern United States, the sites of several new and existing stores are exposed to riverine flooding and subject to local floodplain regulations. SGH performed flood hazard assessments of the building sites to help our...

Service:Structural Investigation

Market:Retail

Keywords:Civil, Flood, Retail, Risk Assessment

Indian Valley Reservoir

Newport Beach, CA

Project Contacts: Philip Hashimoto

The Indian Valley Reservoir provides long-term irrigation storage and flood control. A 2010 inspection report recommended seismic analyses of the floodgates and control structure to confirm the gates could be raised following a earthquake. SGH...

Service:Structural Investigation

Market:Water/Wastewater

Keywords:Finite Element Analysis, Flood, Risk Assessment, Seismic Analyses, Structural Adequacy Assessment

Palo Verde Nuclear Generating Station Pipelines

Tonopah, AZ

Project Contacts: Rasko Ojdrovic, Mehdi Zarghamee

Constructed in the early 1980s by the Arizona Public Service Company, the water reclamation supply system at Palo Verde Nuclear Generating Plant consists of thirty-six miles of prestressed concrete cylinder pipe (PCCP), with diameters ranging...

Service:Structural Investigation

Market:Nuclear

Keywords:Condition Assessment, Corrosion, Cracking, Failure Risk Assessment, PCCP, Pipe, Pipeline, Risk Assessment

Chevron Richmond Refinery

Richmond, CA

Project Contacts: Ronald Hamburger

Founded in the early 1900s, Chevron’s Richmond Refinery produces gasoline, diesel, jet fuel, and lubricants. Since the refinery is located within the corporate boundary of the City of Richmond and on San Francisco Bay, it is subject to...

Service:Structural Investigation, Structural Rehabilitation

Market:Manufacturing & Industrial

Keywords:Code Compliance, Fire, Foundation, Nonlinear, Pier/Wharf/Boat Ramp, Risk Assessment, Seismic Engineering and Retrofit, Tank

New Marine Terminal

Richmond, CA

Project Contacts: William Bruin, Gayle Johnson

Originally built in the 1950s, the timber terminal was becoming increasingly costly to maintain and was no longer considered fit-for-purpose for seismic and berthing requirements. Instead of embarking on an incremental improvement program,...

Service:Structural Design

Market:Oil & Gas, Ports & Terminals

Keywords:Construction Consulting, MOTEMS audit, Marine Engineering, Metal-Steel, Pier/Wharf/Boat Ramp, Risk Assessment, Terminal

Sudbury Aqueduct

Needham, MA

Project Contacts: Jesse Beaver, Phillip Sharff, Mehdi Zarghamee

Built in 1880, the aqueduct was a major pipeline for the City of Boston’s water distribution network until 1940, when the Hultman Aqueduct replaced it. Connecting reservoirs in Framingham with the City of Boston, the 17.4 mi. long aqueduct...

Service:Structural Investigation

Market:Water/Wastewater

Keywords:Adjacent Construction, Engineering Mechanics, Finite Element Analysis, Inspection, Masonry, Masonry-Brick, Pipeline, Risk Assessment, Soil-Structure Interaction

Central Arizona Project

Tucson, AZ

Project Contacts: Mehdi Zarghamee

The 252 in. dia. concrete pipe is used in siphons to convey water in the Central Arizona Project and is the largest diameter pipe in the world. The pipes have a 19.625 in. thick concrete core and two prestressing wire wraps. Using electromagnetic...

Service:Structural Rehabilitation

Market:Water/Wastewater

Keywords:Cracking, Excavation, Failure Investigation, Finite Element Analysis, PCCP, Pipeline, Risk Assessment, Soil-Structure Interaction

Cholla Power Plant

Joseph City, AZ

Project Contacts: Murat Engindeniz, Mehdi Zarghamee

Arizona Public Service Company (APS) chose SGH to perform a condition assessment and develop repairs for the circulating water pipelines at the Cholla Power Plant. The coal-fired power plant, co-owned and operated by APS, has four units, three of...

Service:Structural Rehabilitation

Market:Water/Wastewater

Keywords:Composites-FRP / CFRP / GFRP, Failure Investigation, Pipeline, Plastic/Composite, Power, Risk Assessment

303 Congress Street

Boston, MA

Project Contacts: Paul Kelley

The six-story, steel-moment framed building at 303 Congress Street was constructed in 1983. The building was two bays wide parallel to Congress Street and eight bays wide parallel to the water. Deep precast concrete pile foundations on the water...

Service:Structural Investigation

Market:Office

Keywords:Building Settlement, Concrete, Construction Administration, Demolition, Failure Investigation, Field Testing, Laboratory Testing and Analysis, Petrography, Pile, Risk Assessment, Structural Adequacy Assessment

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May 20, 2020

How to Approach Adjacent Construction Issues

By: Nathaniel Smith

Construction in urban environments can create serious effects on surrounding buildings and infrastructure. SGH Principal Nathaniel Smith discusses mitigating risks before construction and responding to issues that may arise.

Keywords:Adjacent Construction, Failure Investigation, Monitoring, Risk Assessment, Structural Stabilization

Categories:Experience, Points of View