by Alison | Jul 28, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling
The Line Project CSC conducted oversight of excavation and removal of soils affected by petroleum hydrocarbons at a four-acre property in Santa Ana, California. In 2016 during grading for redevelopment with multi-family residential land use, petroleum hydrocarbons...
by Alison | May 15, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling
Cleanup was accomplished in a relatively short time frame by focusing the remediation strategy on hot spots and high-rate removal tactics to minimize plume spreading.The chlorinated solvents, perchloroethylene (PCE), trichloroethylene (TCE), and hexavalent chromium...
by Alison | Jul 28, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling
Multiple Sites Including Schools CSC conducted subsurface environmental assessments for methane in soil gas for various sites within the City of Los Angeles (City), including properties planned for redevelopment and school sites. The studies were performed in areas...
by Alison | May 15, 2020 | CSC Case Studies, Environmental Site Assessments
On behalf of the Riverside County Transportation Authority, the right-of-way acquisition consultant engaged CSC to conduct approximately 75 Phase I Environmental Site Assessments and 12 Tier 2 Vapor Encroachment evaluations over an eight-month period. By organizing...
by Alison | May 15, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling
CSC was selected to conduct semi-annual groundwater monitoring, perform a soil vapor survey and prepare a remedial action plan for approval by the Los Angeles Regional Water Quality Control Board. The site was a vehicle maintenance facility operated by a school...
by Alison | May 15, 2020 | CSC Case Studies, Remediation Planning & Oversight, Soil & Groundwater Sampling
CSC was selected to oversee and certify that all remediation work was completed in accordance with the Remedial Action Workplan (“RAW”) approved by the California Department of Toxic Substances Control for a nine-acre site. Over 1,400 soil samples were collected and...
by Alison | May 15, 2020 | CSC Case Studies, Emergency Response, Hazardous Materials Assessment, Remediation Planning & Oversight
Following an explosion in a coker unit, asbestos insulation particulates were spread throughout the plant and into the surrounding area. CSC was the first responder to arrive and assess the extent of the asbestos contamination. CSC collaborated with plant personnel,...
by Alison | May 15, 2020 | CSC Case Studies, Emergency Response, Remediation Planning & Oversight
CSC worked side-by-side with the U.S. Environmental Protection Agency (EPA) on an emergency basis during the mercury cleanup project spanning an entire high school campus, multiple school buses and several student homes. CSC developed the project design technical...
by Alison | May 15, 2020 | CSC Case Studies, Indoor Air Quality, Remediation Planning & Oversight
CSC conducted a full indoor air quality survey of the entire facility, including visual evaluation, moisture survey, sampling for mold in air, surfaces and dust, sampling for allergens, recording of temperature and relative humidity, assessment of the ventilation...
by Alison | May 15, 2020 | CSC Case Studies, Emergency Response, Hazardous Materials Assessment, Remediation Planning & Oversight
CSC was the first responder to a gas explosion that occurred at an auto paint and body shop. CSC performed field sampling of suspect asbestos containing materials; XRF testing to determine presence or absence of lead in painted materials; developed a South Coast Air...
