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48 Years
experience
Expert Demolition & Excavation Services in Arvada, CO
Diamond Excavating has been a cornerstone of Colorado's excavation industry since 1978, delivering reliable and professional services for residential, commercial, and public projects. Our fleet of 120 specialized equipment ensures we handle jobs of all sizes with precision and efficiency. Recognized as Subcontractor of the Year by the American Subcontractors Association of Colorado, we combine decades of experience with a commitment to safety and client satisfaction. Our team adheres to strict safety protocols, including OSHA-certified training and daily site inspections, to protect both employees and project integrity. With expertise in earthwork, site development, and wet utilities, we provide comprehensive solutions tailored to each project's unique demands.

Our Cost Containment Certification by the State of Colorado underscores our dedication to cost-effective, high-quality work. Backed by awards like the 2018 Employer Safety Award and multiple Excellence in Safety Awards, we maintain a reputation for excellence. Our trucking division operates under Federal Motor Carrier Regulations, ensuring compliance for interstate and intrastate projects. Client testimonials highlight our responsiveness, technical expertise, and ability to adapt to changing project requirements. For over 40 years, we have built lasting relationships with contractors and property owners through consistent, transparent service delivery.
Services
Excavation Demolition Grading Site Preparation Underground Utilities Wet Utilities Trucking Soil Stabilization Foundation Excavation
Details
  • Year established: 1978
Highlights and features
  • We have over 40 years of experience in Colorado's excavation industry.
  • Our fleet includes 120 specialized equipment units for all project sizes.
  • We are Cost Containment Certified by the State of Colorado.
  • We have received multiple Excellence in Safety Awards since 2009.
  • Our team includes OSHA-certified 'Competent Person' safety specialists.
What people say
Absolutely the best Exceptional project performance Model professionalism Best excavations seen Professionalism of everyone
Services
Excavation
We provide comprehensive excavation services for residential, commercial, and public projects, including foundation digging, trenching, and soil stabilization. Our 120-piece equipment fleet ensures precision grading and compaction for projects of all sizes. With 40+ years of experience, we handle complex site preparation needs while maintaining strict safety standards.
Demolition
Our demolition services include controlled building dismantling, site preservation, and debris cleanup. We specialize in both residential and commercial projects, using specialized equipment to ensure safe and efficient removal. Our team follows strict safety protocols to protect surrounding structures and environments during the demolition process.
Underground Utilities
We install and maintain water mains, sewer lines, and storm drains up to 84-inch diameters. Our expertise includes deep trench main line tie-ins and residential utility connections. With adherence to municipal codes, we ensure reliable infrastructure solutions for both new developments and system upgrades.
Site Grading
Our grading services prepare sites for construction with precise elevation adjustments and drainage solutions. We handle overlot grading for streets, parking areas, and landscape features. Using advanced equipment, we achieve exact specifications for both functional and aesthetic site development requirements.
Trucking Services
Our trucking division provides construction material transport under Federal Motor Carrier Regulations. We operate tandem, end dump, and side dump trailers for soil, aggregate, and construction debris. Safety compliance and equipment maintenance ensure reliable delivery for projects across Colorado and neighboring states.
Questions
What services does Diamond Excavating offer?
We provide excavation, demolition, grading, underground utilities installation, and trucking services for residential, commercial, and public projects across Colorado.
How long has Diamond Excavating been in business?
We have served Colorado and surrounding states since 1978, with over 40 years of experience in excavation and site development.
Are your team members trained in safety protocols?
Yes, all employees receive OSHA-certified 'Competent Person' training, and we conduct daily safety inspections to maintain our industry-recognized safety standards.
What areas do you serve?
We operate throughout Colorado and neighboring states, handling projects from small residential sites to large commercial developments.
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