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Metropolitan Transportation Authority Los Angeles California

As part of the ongoing railroad portal widening project, Summit Environmental Contractors has provided the transportation and disposal for Contaminated and Hazardous Materials, including the successful removal of more than 15,000 tons of contaminated soil, 2,000 tons of hazardous soil, and 100 tons of railroad ties and ballasts. Summit has also collected and analyzed more than 75 soil samples in order to determine the appropriate disposal classification for excavated soil. This project is scheduled to run through 2023 with the estimated project budget at $650 Million.

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City of Emeryville Public Works Department: South Bayfront Pedestrian Bridge – Emeryville, CA.  

Summit Environmental Contractors provided transport and disposal of contaminated and hazardous soils. The construction job involved soil excavation and restoration from the future Horton Landing Park and surrounding vicinity. The primary chemicals of concern (COC) were heavy metals, petroleum hydrocarbons, pesticides and polychlorinated biphenyls (PCBs). To date, Summit has removed and disposed 12,500 tons of material at a Class I landfill and 7,500 tons of material at a Class II landfill. Summit’s contribution supported the city’s objective to install a bridge connecting the Emeryville Greenway located on the east side to the Bay Trail located on the west. The 230-foot span provides pedestrians and bicyclists safe passage over the Union Pacific Railroad tracks from Central Emeryville to the Bay Street Center. The project is scheduled to be completed in the Fall of 2021 and has an estimated price tag of $21.4 million.

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City of Hayward, Industrial Property Trust Hayward Logistics: Hayward Logistics Center – Hayward, CA. 

Summit Environmental Contractors was hired to transport and dispose contaminated soils from a 23.4-acre project site making way for state-of-the-art construction offices, an industrial warehouse complex and mezzanine space. The non-hazardous soils primary concerns of contamination included chromium and lead, resulting from historical agricultural purposes. Summit’s haul out and Class II landfill disposal was 26,000 tons of soil.

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I-5/Valley View Highway Widening Project; Buena Park, La Mirada, Cerritos and Santa Fe Springs, CA

Summit provided both in charge environmental consulting and contracting services for the 200 million dollar Valley View interchange construction project for the California Department of Transportation (Caltrans). The construction job consisted of the widening of both the Valley View overcrossing and the I-5 freeway. As part of the construction, thirteen industrial properties and several government owned parcels previously determined to be contaminated required to be excavated, stockpiled, sampled, characterized and transported for proper disposal.

Summits scope of services included the completion of the following plans: Site-Specific Health and Safety Plan, Sampling and Analysis Plan, Excavation Plan, Transportation Plan, and a Stockpile Management Plan. The field services provided included the sampling and analytical testing for 1200 stockpiles and 6000 samples and the characterization transportation and disposal for more than 42,000 tons of contaminated material. In addition, Summit performed dewatering, sampling, and liquid disposal for more than 400,000 gallons of contaminated liquid.

Summit received high marks for safety, communication, efficiency and overall performance.

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Orange County Transit Authority (OCTA):
Placentia Avenue Grade Separation Project – Placentia, CA

Summit provided both in charge environmental consulting and contracting services as part of the Burlington Northern Santa Fe (BNSF) Placentia Avenue Grade Separation project.  This was the first of seven-grade separation projects along the BNSF/Orangethorpe Corridor being constructed in the Orange County Bridges program. The construction project consisted of lowering the Placentia Avenue roadway under the BNSF tracks to provide a grade-separated crossing. Construction of bypass tracks and a temporary detour road were necessary to construct the Project. Summit’s scope of services included the completion of the following plans; Site-Specific Health and Safety Plan, Sample and Analysis Plan, and Soil Excavation Management Plan.  The field services included soil sample collection along 5,300 feet of track, soil analysis and characterization, and stockpile sampling, in addition to the transportation and disposal for over 130,000 tons of non-hazardous and California Hazardous soil.

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Orange County Transit Authority (OCTA):
Orangethorpe Avenue Grade Separation Project – Anaheim, CA

Summit provided environmental consulting and contracting services as part of the Burlington Northern Santa Fe (BNSF) Orangethorpe Avenue Grade Separation project. The project consisted of raising the Orangethorpe Avenue roadway over the BNSF tracks to provide a grade-separated crossing. Summit’s scope of services included soil sample collection, characterization, and options for hazardous material disposal. Summit ultimately provided the  transportation and disposal for more than 200,000 tons of non-hazardous and California hazardous material.

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Orange County Transit Authority (OCTA)
Raymond Avenue Grade Separation Project – Fullerton, CA

Summit provided environmental contracting and consulting services as part of the Burlington Northern Santa Fe (BNSF) Raymond Avenue Grade Separation project. Consulting services included soil sample collection along approximately 4,800 feet of railroad track and public right of way, soil testing and waste characterization. Summit also provided  statistical analysis and the transportation and disposal of of non-hazardous soil and 80,000 tons of contaminated and hazardous material.

 

 

Santa Fe Springs

Interstate 5, Santa Fe Springs, California

Summit provided environmental consulting and contracting services as part of the Interstate 5/Carmenita Road Interchange project. The construction included the removal of the existing two-lane over-crossing at Carmenita Road, realignment of existing frontage roads, and construction of a tight diamond interchange with a new Carmenita Road over Interstate 5 and the Union Pacific Railroad crossing.

Services included preparation of a health and safety plan, excavation and transportation plan, lead compliance plan, sampling, and analysis plan, and transportation and disposal plan outlining the requirements for the handling of contaminated material. Fieldwork included geotechnical drilling of seventy (70) soil borings to approximately sixty (60) feet below ground surface to determine the location and thickness of the impermeable layer above the Artesia Aquifer, collection and testing for 7500 soil samples from over twenty (20) excavations and 250  soil stockpiles. Along with the transportation and disposal for 60,000 tons of contaminated soil.