Geotechnical Archives

San Diego Gas and Electric (SDG&E) Fire Risk Mitigation Geologic and Geotechnnical Evaluations
San Diego Gas and Electric (SDG&E) Fire Risk Mitigation Geologic and Geotechnnical Evaluations

San Diego Gas and Electric (SDG&E) Fire Risk Mitigation Geologic and Geotechnnical Evaluations

Bobby Kreiner2026-05-26T08:38:49-06:00October 9th, 2020|

San Diego Gas & Electric Company’s (SDG&E) Fire Risk Mitigation (FiRM) initiative was developed to proactively address fire risk by hardening critical circuits within service areas most at risk for wildfires.SDG&E is replacing existing high-risk circuits and wood distribution poles susceptible to fire or wind damage, and new foundation excavations will be drilled to set the replacement steel distribution poles.

Final Deposition Plan and Sustainable Closure Design for Tailings Storage Facility
Final Deposition Plan and Sustainable Closure Design for Tailings Storage Facility

Final Deposition Plan and Sustainable Closure Design for Tailings Storage Facility

Bobby Kreiner2026-05-26T09:01:42-06:00June 30th, 2020|

The mine is located in western Mali. Exploitation of gold-bearing oxide and sulfide ores commenced in 1997, meaning acid mine drainage (AMD) is of potential concern.

Geosyntec implemented a Soil Management Plan for solid waste materials at transmission pole installation locations.
Geosyntec implemented a Soil Management Plan for solid waste materials at transmission pole installation locations.

Geosyntec implemented a Soil Management Plan for solid waste materials at transmission pole installation locations.

Bobby Kreiner2026-05-26T09:13:08-06:00May 12th, 2020|

Worker safety assessment and preparation of a Soil Management Plan (SMP) for the excavation, management, and disposal of solid waste materials encountered at transmission rebuild pole locations within transmission line corridors located in the footprint of an old closed landfill: Gateway Landfill, 118th and 126th Avenue North in Clearwater, Florida.

Linear Project Services – Sunrise Powerlink
Linear Project Services – Sunrise Powerlink

Linear Project Services – Sunrise Powerlink

Bobby Kreiner2026-05-26T09:15:20-06:00May 12th, 2020|

The Sunrise Powerlink is an approximately 120-linear-mile electrical transmission line and related features which traverse a wide variety of land types, including remote desert, high-relief mountains, commercial, industrial, and residential properties.

Access Design Services for Transmission Structure Replacement
Access Design Services for Transmission Structure Replacement

Access Design Services for Transmission Structure Replacement

Bobby Kreiner2026-05-26T09:18:07-06:00May 12th, 2020|

Dominion Energy contacted Geosyntec to design an access road and working pad to provide the utility with the ability to replace an aging transmission structure.

FERC Part 12D Safety Review for the Oroville Dam Complex
FERC Part 12D Safety Review for the Oroville Dam Complex

FERC Part 12D Safety Review for the Oroville Dam Complex

Bobby Kreiner2026-05-26T09:23:30-06:00March 9th, 2020|

The Oroville Dam Complex is owned and operated by the California Department of Water Resources (DWR). It consists of three dams, Oroville Dam, Bidwell Bar Canyon Saddle Dam, and Parish Camp Saddle Dam, that create the Oroville Reservoir about 70 miles north of Sacramento.

Coal Ash Pond Closure Design at the Chesterfield Power Station
Coal Ash Pond Closure Design at the Chesterfield Power Station

Coal Ash Pond Closure Design at the Chesterfield Power Station

Bobby Kreiner2026-05-26T09:30:50-06:00February 27th, 2020|

In order to meet the requirements of the federal coal combustion residual (CCR) rule, Dominion Virginia Power has undertaken several upgrade projects at their Chesterfield Power Station (CPS).

Updating Numerical Thermal Models to Ensure Regulatory Compliance
Updating Numerical Thermal Models to Ensure Regulatory Compliance

Updating Numerical Thermal Models to Ensure Regulatory Compliance

Bobby Kreiner2026-05-26T09:32:12-06:00February 13th, 2020|

The Tennessee Valley Authority (TVA) manages a large system which includes fossil and nuclear plants, dams, and reservoirs.

Feijão Dam Failure Investigation
Feijão Dam Failure Investigation

Feijão Dam Failure Investigation

Bobby Kreiner2026-05-26T09:33:15-06:00February 13th, 2020|

On 25 January 2019, Dam B-1 at Vale S.A.'s (Vale) Córrego do Feijão Iron Ore Mine, located nine kilometers northeast of Brumadinho in the state of Minas Gerais, Brazil, suffered a sudden failure, resulting in a catastrophic mudflow that traveled rapidly downstream.

Dam Safety and Instrumentation Monitoring
Dam Safety and Instrumentation Monitoring

Dam Safety and Instrumentation Monitoring

Bobby Kreiner2026-05-26T09:38:18-06:00February 13th, 2020|

In response to a sinkhole discovered near the downstream toe of the earthen embankment at Boone Dam, and subsequent muddy, turbid discharge in the tailrace just downstream of the hydro-generation Unit 1 draft tube outlet, TVA implemented interim risk reduction measures to protect against progressive failure of the dam.

Reimagine the Possible | Thierno Kane

Mule Creek Dam Reservoir Inundation Mapping

San Diego Gas and Electric (SDG&E) Fire Risk Mitigation Geologic and Geotechnnical Evaluations

San Diego Gas and Electric (SDG&E) Fire Risk Mitigation Geologic and Geotechnnical Evaluations

Final Deposition Plan and Sustainable Closure Design for Tailings Storage Facility

Final Deposition Plan and Sustainable Closure Design for Tailings Storage Facility

Geosyntec implemented a Soil Management Plan for solid waste materials at transmission pole installation locations.

Geosyntec implemented a Soil Management Plan for solid waste materials at transmission pole installation locations.

Linear Project Services – Sunrise Powerlink

Linear Project Services – Sunrise Powerlink

Access Design Services for Transmission Structure Replacement

Access Design Services for Transmission Structure Replacement

FERC Part 12D Safety Review for the Oroville Dam Complex

FERC Part 12D Safety Review for the Oroville Dam Complex

Coal Ash Pond Closure Design at the Chesterfield Power Station

Coal Ash Pond Closure Design at the Chesterfield Power Station

Updating Numerical Thermal Models to Ensure Regulatory Compliance

Updating Numerical Thermal Models to Ensure Regulatory Compliance

Feijão Dam Failure Investigation

Feijão Dam Failure Investigation

Dam Safety and Instrumentation Monitoring

Dam Safety and Instrumentation Monitoring

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