Composites-FRP / CFRP / GFRP

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Lane Building, 8th and Spring Streets

Los Angeles, CA

Project Contacts: Anindya Dutta, Kevin OConnell

The historic Lane Building is a twelve-story, nonductile concrete structure originally constructed in the early 1920s. The owner undertook a renovation project to convert the building to a mixed-use property with ground-floor retail and more than...

Service:Structural Design, Structural Rehabilitation

Keywords:Adaptive Reuse, Composites-FRP / CFRP / GFRP, Concrete, Interior Renovation, Nonlinear, Performance-based, Renovation, Seismic Analyses, Seismic Engineering and Retrofit, Soil-Structure Interaction

Salt Processing Dome

Savage, MN

Project Contacts: Neal Anderson, Dominic Kelly

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...

Service:Structural Rehabilitation

Market:Manufacturing & Industrial

Keywords:Award Winning, Composites-FRP / CFRP / GFRP, Concrete, Concrete Rehabilitation, Concrete-Post-tensioned, Condition Assessment, Dome

Massachusetts Water Resource Authority, Beacon Street Line

Boston, MA

Project Contacts: Murat Engindeniz, Rasko Ojdrovic

Constructed in the 1870s, the Beacon Street Line carries water under the MBTA Green Line tracks in the busy Brookline neighborhood. Massachusetts Water Resources Authority (MWRA) identified a leak in the 48-in. dia. cast iron pipe below the train...

Service:Structural Rehabilitation

Market:Water/Wastewater

Keywords:Composites-FRP / CFRP / GFRP, Pipe, Pipeline, Water Leakage

DC Water North East Boundary Trunk Sewer

Washington, DC

Project Contacts: Murat Engindeniz, Rasko Ojdrovic

In 2014, a five-story residence was constructed directly over DC Water’s North East Boundary Trunk Sewer (NEBTS) with only about 2 ft of soil between the bottom of the basement and the top of the 22-ft dia. masonry sewer. DC Water...

Service:Structural Investigation, Structural Rehabilitation

Market:Water/Wastewater

Keywords:Composites-FRP / CFRP / GFRP, Cracking, Masonry-Brick, Pipe

Massachusetts Institute of Technology, Samuel Tak Lee Building

Cambridge, MA

Project Contacts: Paul Kassabian, Susan Knack-Brown

Designed by Skidmore Owings & Merrill in the 1960s, Building 9 houses Massachusetts Institute of Technology’s (MIT’s) Department of Urban Studies and Planning and its Center for Real Estate. With a generous donation from Sam Tak...

Service:Building Enclosure Rehabilitation, Structural Design

Market:Education - College & Prep

Keywords:Composites-FRP / CFRP / GFRP, Interior Renovation, Structural Strengthening, Waterproofing, Windows

The Carillon, 185 Massachusetts Avenue

Boston, MA

Project Contacts: Greggrey Cohen, Paul Millette

As required by the City of Boston, The Carillon’s condominium association undertook an inspection of the building’s facade. SGH performed the inspection, identifying cracks in the glass fiber-reinforced concrete (GFRC) panels along...

Service:Building Enclosure Rehabilitation, Structural Investigation, Structural Rehabilitation

Market:Mixed-Use

Keywords:Coating, Composites-FRP / CFRP / GFRP, Concrete Rehabilitation, Condominium, Cracking, Facade Inspection, Mockup, Ordinance, Residential, Sealants and Coatings, Water Leakage

Brandon Shores Power Plant

Curtis Bay, MD

Project Contacts: Murat Engindeniz, Rasko Ojdrovic, Mehdi Zarghamee

Brandon Shores Power Plant (BSPP) has a proactive inspection and repair program for circulating water and service water pipelines, including prestressed concrete cylinder pipe (PCCP), steel pipe, ductile iron pipe, and others with diameters...

Service:Structural Investigation, Structural Rehabilitation

Market:Water/Wastewater

Keywords:Composites-FRP / CFRP / GFRP, Condition Assessment, Construction Administration, Inspection, Laboratory Testing and Analysis, Metal-Steel, PCCP, Pipe, Power, Testing/Inspection

City of Columbus Pipeline

Columbus, OH

Project Contacts: Murat Engindeniz, Rasko Ojdrovic

While attempting to install telecommunications lines below a creek, a driller punctured a buried, 48 in. dia. prestressed concrete cylinder pipe (PCCP). The pipe is part of Columbus’s water system that supplies water to more than one...

Service:Structural Rehabilitation

Market:Government

Keywords:Composites-FRP / CFRP / GFRP, Failure Investigation, Laboratory Testing and Analysis, PCCP, Pipe, Pipeline

Nuclear Power Plant Circulating Water Pipeline

United States

Project Contacts: Murat Engindeniz, Rasko Ojdrovic

At the power plant, 84 in. dia. steel discharge headers transfer water from the condenser to the discharge tunnel. SGH designed internally bonded, carbon fiber-reinforced polymer (CFRP) liners for the discharge headers and provided engineering...

Service:Structural Rehabilitation

Market:Nuclear

Keywords:Composites-FRP / CFRP / GFRP, Construction Administration, Field Testing, Laboratory Testing and Analysis, Metal-Steel, Mockup, Pipe, Pipe, Steel, Testing/Inspection

Nuclear Station Low-Pressure Service Water System

United States

Project Contacts: Murat Engindeniz, Rasko Ojdrovic

The low-pressure service water system comprises 36 in., 42 in., and 54 in. dia. steel pipe. Approximately 1800 ft of pipe was corroded and required repair. SGH designed internally bonded, carbon fiber-reinforced polymer (CFRP) repairs and...

Service:Structural Rehabilitation

Market:Nuclear

Keywords:Composites-FRP / CFRP / GFRP, Construction Administration, Laboratory Testing and Analysis, Metal-Steel, Pipe, Pipe, Steel, Pipeline, Testing/Inspection

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July 28, 2020

Why Does SGH Innovate?

By: Paul Kassabian

Innovative “spark” projects can take us from small experimentation to large-scale application, explains SGH Principal Paul Kassabian.

Keywords:Composites-FRP / CFRP / GFRP, Historic, Preservation Technology , Research/Development, Stone

Categories:Experience, Points of View

December 21, 2017

The Ins and Outs of Pipeline Assessment and Repair

By: Rasko Ojdrovic

In a recent interview, Simpson Gumpertz & Heger (SGH) Senior Principal Rasko Ojdrovic gave an overview of his experience with pipelines and discussed some challenges of this work.

Keywords:Composites-FRP / CFRP / GFRP, Concrete-Prestressed, PCCP, Pipeline, Research/Development

Categories:Points of View

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Composites-FRP / CFRP / GFRP

Project Term Page Tabs

Looking for more?

Lane Building, 8th and Spring Streets

Salt Processing Dome

Massachusetts Water Resource Authority, Beacon Street Line

DC Water North East Boundary Trunk Sewer

Massachusetts Institute of Technology, Samuel Tak Lee Building

The Carillon, 185 Massachusetts Avenue

Brandon Shores Power Plant

City of Columbus Pipeline

Nuclear Power Plant Circulating Water Pipeline

Nuclear Station Low-Pressure Service Water System

Pages

Why Does SGH Innovate?

The Ins and Outs of Pipeline Assessment and Repair