DUTRA DREDGING COMPANY

Dutra Dredging Company specializes in hydraulic dredging, sediment management, and aquatic infrastructure maintenance operations across coastal, estuarine, and inland waterways. Their technical expertise includes the deployment of trailing suction hopper dredges, cutterhead dredges, and pipeline transport systems for the removal, transport, and beneficial reuse of dredged materials. The company applies precision surveying, hydrographic modeling, and environmental compliance protocols to ensure adherence to federal and state regulatory frameworks, including Clean Water Act permitting and habitat protection measures. Key differentiators include advanced navigation and real-time depth monitoring systems, as well as experience in navigating complex permitting environments for sensitive ecological zones. Award history is not available to confirm specific agency relationships, and no recent contract data is provided to infer consistent federal partnerships. Therefore, no definitive patterns of engagement with federal, state, or local agencies can be stated. The primary NAICS code 237990, Other Heavy and Civil Engineering Construction, reflects work in large-scale civil infrastructure projects involving waterway stabilization, channel deepening, and shoreline restoration. In practice, this translates to mission-critical marine construction services supporting navigation safety, flood control, and environmental remediation efforts. The company’s market positioning centers on specialized heavy civil works requiring vessel-based execution and regulatory coordination in aquatic environments. Dutra Dredging Company is structured as a small business under the 2L entity classification and operates from its base in San Rafael, California. While no government certifications are listed, the firm maintains operational readiness for federally funded aquatic projects through compliance with environmental and safety standards. Its geographic presence is focused on the West Coast, with capacity to mobilize equipment and crews for regional infrastructure needs.