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Marine Engineering

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SGH Staff Members to Lead Classes and Present Papers at PORTS ‘19
Case Study on the Collapse Potential of a Wharf Supported by Severely Deteriorated Steel Piles under Gravitational Loads
Gayle Johnson Receives ASCE-COPRI Lifetime Achievement Honor

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View 17 profiled projects

SR 520 Floating Bridge

SR 520 Floating Bridge

Bellevue, WA
Project Contacts: Rune Iversen, Sam Yao

With the SR 520 Floating Bridge and Landings Project, the Washington State Department of Transportation replaced the existing floating bridge, also known as the Governor Albert D. Rosellini or Evergreen Point Floating Bridge, over Lake Washington...

Services:Structural Design
Markets:Bridge
Keywords:Bridge, Major Vehicular, Concrete, Concrete-Precast, Construction Engineering, Design-Build, Marine Engineering
Brooklyn Basin

Brooklyn Basin

Oakland, CA
Project Contacts: Sam Yao

The Brooklyn Basin project revitalizes 65 acres along Oakland’s waterfront, transforming an industrial site into a mixed-use development. The new neighborhood offers more than 3,000 residences, public parks and trails, a new marina, and 200...

Services:Structural Design
Markets:Ports & Terminals
Keywords:Bridge, Pedestrian, Condominium, Marine Engineering, Multi-Family, Pier/Wharf/Boat Ramp, Pile, Residential, Seismic Engineering and Retrofit
Liquid Bulk Terminal Replacement

Liquid Bulk Terminal Replacement

Wilmington, CA
Project Contacts: William Bruin

The aging marine oil terminal exceeded its design life and did not comply with the applicable seismic and berthing standard. The port, the ultimate owner of the marine structures, and the terminal operator undertook a project to replace the...

Services:Structural Design
Markets:Oil & Gas, Ports & Terminals
Keywords:Construction Consulting, MOTEMS audit, Marine Engineering, Mooring and Berthing, Pier/Wharf/Boat Ramp, Terminal
Montauk Lighthouse

Montauk Lighthouse

Montauk, NY

Authorized by the Second Congress and President George Washington, construction of the Montauk Lighthouse at the eastern end of Long Island was completed in 1796. The octagonal lighthouse suffered from chronic leakage and numerous repairs...

Services:Building Enclosure Investigation, Structural Investigation
Markets:Cultural
Keywords:Coating, Cracking, Field Testing, Freeze-Thaw, Historic, Laboratory Testing and Analysis, Marine Engineering, Masonry-Load Bearing, National Register of Historic Places, Preservation Technology , Stone
Brightman Street Bridge Fall River, MA

Brightman Street Bridge

Fall River, MA
Project Contacts: Paul Kelley, William Konicki

During the six-year rehabilitation of the Brightman Street Bridge, SGH provided investigation and concrete design services and performed testing, analysis, and thermal modeling of mass concrete placements.

 

Services:Materials Design, Materials Investigation
Markets:Bridge
Keywords:Bulkhead/Cofferdam, Concrete Mix Design, Failure Investigation, Laboratory Testing and Analysis, Marine Engineering, Petrography
Timber Approach Trestle Repair

Timber Approach Trestle Repair

Martinez, CA
Project Contacts: William Bruin, Gayle Johnson

The 1,900 ft long timber-framed approach trestle exhibited damage and deterioration due to aging and required repairs to maintain the function and structural integrity.  SGH developed a comprehensive rehabilitation plan that allowed the...

Services:Structural Rehabilitation
Markets:Oil & Gas, Ports & Terminals
Keywords:MOTEMS audit, Marine Engineering, Pier/Wharf/Boat Ramp, Terminal
New Marine Terminal

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,...

Services:Structural Design
Markets:Oil & Gas, Ports & Terminals
Keywords:Construction Consulting, MOTEMS audit, Marine Engineering, Metal-Steel, Pier/Wharf/Boat Ramp, Risk Assessment, Terminal
Fender Replacement

Fender Replacement

Martinez, CA
Project Contacts: William Bruin, Gayle Johnson

The existing fender systems at two berths of a refinery terminal were significantly deteriorated.  SGH was the engineer of record for the design of a replacement fender system.  We developed an innovative modular design that could...

Services:Structural Rehabilitation
Markets:Oil & Gas, Ports & Terminals
Keywords:Concrete, Construction Staging, MOTEMS audit, Marine Engineering, Mooring and Berthing, Pier/Wharf/Boat Ramp, Structural Adequacy Assessment, Terminal
Tugboat Allision Investigations

Tugboat Allision Investigations

Various Marine Terminals, CA
Project Contacts: William Bruin, Gayle Johnson

During the spring of 2013, SGH investigated two hard tugboat allisions (collisions with fixed objects such as bridges or docks), at separate marine oil terminals.  In both cases, the tugs were maneuvering their respective barges when they...

Services:Structural Investigation
Markets:Oil & Gas, Ports & Terminals
Keywords:Marine Engineering, Pier/Wharf/Boat Ramp, Structural Adequacy Assessment
Seismic Retrofit of Marine Terminal

Seismic Retrofit of Marine Terminal

Martinez, CA
Project Contacts: William Bruin, Gayle Johnson

SGH was the engineer of record for the seismic retrofit design of two 450 ft long wharf structures that required strengthening to comply with the MOTEMS seismic performance standards for marine oil terminals in the state. SGH developed an...

Services:Structural Rehabilitation
Markets:Oil & Gas, Ports & Terminals
Keywords:MOTEMS audit, Marine Engineering, Performance-based, Pier/Wharf/Boat Ramp, Seismic Engineering and Retrofit, Structural Strengthening, Terminal

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February 13, 2020

Rehabilitation, Safety Improvement, and Life Extension of a Geriatric Concrete Marine Oil Terminal

By: Gayle Johnson, William Bruin, Cheng Lai, John Chun

This paper will describe a $16M rehabilitation program of a 1960’s vintage, reinforced concrete marine oil terminal at the Port of Long Beach intended to enhance the performance and operational life of this critical infrastructure. The...

Services:Structural Rehabilitation
Markets:Oil & Gas, Ports & Terminals
Keywords:Concrete Rehabilitation, Marine Engineering
February 13, 2020

A Proposed Rational Approach to Design of Fenders and Supporting Structures in the US

By: Rune Iversen, William Bruin, Brian Phan, Justin Pyun
Markets:Ports & Terminals
Keywords:Marine Engineering
February 13, 2020

Analysis of Measured Marine Oil Terminal Berthing Velocities

By: Rune Iversen, Maximo Argo, William Bruin, Justin Pyun, Samuel Cortes

Berthing velocities for design of fender systems have long been based on old and incomplete data, often from studies dating as far back as the 1950s. Both PIANC and MOTEMS continue to use values based on these old datasets in their...

Markets:Oil & Gas, Ports & Terminals
Keywords:Marine Engineering
February 13, 2020

Challenges in Selection, Anchorage Design, and Installation of Mooring Hooks on Existing Structures

By: Rune Iversen, William Bruin, Julie Galbraith
Markets:Ports & Terminals
Keywords:Marine Engineering, Mooring and Berthing
February 13, 2020

Investigation and Initial Stability Analysis of a Wharf on Severely Deteriorated Steel H-Piles

By: Daniel Schuetz, Paul Schuman, Dominic Kelly, Daniel Robbins

The wharf at the Fore River Shipyard was built for shipbuilding circa 1960; recently, it was home to the USS Salem, a permanently-moored retired US Navy heavy cruiser that served as a museum. True to its intended purpose, the wharf is a robust...

Services:Structural Investigation
Markets:Ports & Terminals
Keywords:Condition Assessment, Marine Engineering, Risk Assessment
February 13, 2020

Seismic Analyses for San Francisco Port-Wide Risk Assessment

By: Julie Galbraith, Gayle Johnson, Matt Wickens, Nason McCullough

The Port of San Francisco is a historic urban waterfront supporting a variety of businesses, transportation, tourism, and more. As part of a large rehabilitation project, the Port is performing a Port-wide multi-hazard risk assessment, which...

Markets:Ports & Terminals
Keywords:Marine Engineering, Risk Assessment, Seismic Analyses
February 13, 2020

Seismic Fragility and Risk Assessment of Waterfront Structures at the Port of San Francisco

By: Gayle Johnson, Justin Pyun, Hope Seligson, Matt Wickens

A $5B program is underway at the Port of San Francisco to strengthen or replace the three mile long seawall. Part of the program is a multi-hazard risk assessment, evaluating the consequences of flooding due to sea level rise and earthquake...

Markets:Ports & Terminals
Keywords:Marine Engineering, Risk Assessment, Seismic Analyses
February 13, 2020

Combined Kinematic and Inertial Seismic Analysis of Marine Structures

By: Julie Galbraith, Muhammad Naeem, William Bruin

In performance-based seismic design, a marine structure is designed for inertial loading effects associated with the dynamic response of the structure. Some waterfront structures also experience seismically induced kinematic effects, associated...

Markets:Ports & Terminals
Keywords:Marine Engineering, Seismic Analyses
February 13, 2020

Performance Based Seismic Retrofit Solutions for Wharf Preservation

By: Sam Yao, Muhammad Naeem, Joshua Core, Sara Barrett

Brooklyn Basin is a multi-billion-dollar real estate development of the former Port of Oakland 9th Avenue Terminal located along the Oakland Estuary. The centerpiece of the development is the 10 acre shoreline park which includes a 1,200 foot...

Markets:Ports & Terminals
Keywords:Condition Assessment, Marine Engineering, Seismic Analyses, Seismic Engineering and Retrofit
October 22, 2019

Identifying Waterfront Design Solutions for Urban Resilience

By: William Bruin
Located in harsh marine environments, coastal and waterfront developments require special attention to improve resilience over the project’s design life. Material selection, siting questions, protective coatings, waterproofing detailing, and drainage are all important considerations for the design team.
Markets:Ports & Terminals
Keywords:Extreme Environments/Structures, Flood, Marine Engineering, Resiliency

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bill bruin sgh
October 4, 2018

Sharing Expertise on Marine Safety at Prevention First Symposium

By: William Bruin, Gayle Johnson
SGH employees participated in the California State Lands Commission’s biannual symposium on maritime safety and pollution prevention.
Keywords:Marine Engineering, Pier/Wharf/Boat Ramp, Seismic Analyses, Terminal
Categories:Industry
PIANC world congress
May 10, 2018

SGH Employees Navigate PIANC World Congress in Panama City

By: William Bruin
SGH employees presented at the global conference for thought leaders from across the port industry.
Keywords:Marine Engineering, Mooring and Berthing
Categories:Industry

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Simpson Gumpertz & Heger Inc. (SGH) is a national engineering firm that designs, investigates, and rehabilitates structures, building enclosures, and materials.

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