Projects

36 Projects

Calleguas Municipal Water District, Conduit North Branch

Thousand Oaks

Project Contacts:

Calleguas Municipal Water District experienced a failure in 140 ft of steel liner within a 78 in. dia. prestressed concrete cylinder pipe (PCCP) water main. The failure...

Services:Structural Rehabilitation

Markets:Water/Wastewater

Keywords:Finite Element Analysis, Metal-Steel, Metal, PCCP, Pipe, Pipeline

Global Analysis of World Trade Center Towers

New York

Project Contacts:

Mehdi Zarghamee

The collapse of the World Trade Center (WTC) towers on 11 September 2001 was an unprecedented event in U.S. history. NIST retained SGH and ARA to develop computer simulations of the structural...

Services:Structural Investigation

Markets:Office

Keywords:Analytical Studies, Award Winning, Blast Analysis & Resistance, Collapse, Expert Testimony, Failure Investigation, Finite Element Analysis, Fire Engineering, Fire

Back River Wastewater Treatment Plant, Egg-Shaped Digesters

Baltimore

Project Contacts:

Atis Liepins

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...

Services:Structural Design

Markets:Water/Wastewater

Keywords:Analytical Studies, Concrete-Post-tensioned, Concrete, Finite Element Analysis, Peer Review, Tank

Superconducting Super Collider Laboratory, Gamma Electron Muon (GEM) Detector Support System and Chambers

United States

Project Contacts:

Joseph Antebi, Mehdi Zarghamee

SGH reviewed the modular concept for the muon detection chamber support system by others and developed a monolithic integrated structural support system that meets the aggressive physics...

Services:Structural Design

Markets:Science & Defense

Keywords:Analytical Studies, Composites-FRP / CFRP / GFRP, Engineering Mechanics, Finite Element Analysis, Foundation, Mechanical/Electrical System, Plastic/Composite, Spaceframe/Shell Structure

Neponset River Bridge

Boston-Quincy

Project Contacts:

Atis Liepins

Opened in 1971, Neponset River Bridge carries Morrissey Boulevard traffic over Neponset River. The superstructure consists of steel plate girders and cover-plated steel stringers supporting a 7.5...

Services:Structural Rehabilitation

Markets:Bridge

Keywords:Cracking, Finite Element Analysis, Heavy Loads, Structural Adequacy Assessment

Crom Corporation, Elevated Prestressed Concrete Water Tanks

Frankfort

Project Contacts:

Atis Liepins

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...

Services:Structural Design

Markets:Water/Wastewater

Keywords:Concrete-Cast-in-Place, Concrete-Post-tensioned, Concrete, Finite Element Analysis