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Services
Earthwork:
Our expertise in earthwork is acquired through twenty five years of experience in over-excavation, precise grading, backfill and retention systems. We have completed hundreds of projects in the southern California ranging from single family home to large projects such as high schools, elementary schools, colleges, dams and many types of public work projects.
Mass Excavation & Export:
Doja Inc. has completed tens of mass excavation and export projects in Downtown Los Angeles area, teaming up with the leaders among shoring companies. We have excavated and exported millions of cubic yards in the last couple of years alone.
Contaminated Soil Remediation & Removal:
We have acquired a strong knowledge and experience in dealing with contaminated soil. Whether it is contaminated soil removal or on-site treatment. We have teamed up with Waste Management on remediatoin work at various projects that exceed tens of millions.
General Engineering Work:
Doja has completed many general engineering projects varying from sediment removal at County of Los Angeles Dams to installing asphalt parking lots, roads and site concrete for various public entities.
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