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.