Drainage System Design & Stormwater Management

This contract involves the design and evaluation of drainage and stormwater systems with a focus on detention basins and erosion control measures. The work must align with Seattle’s specific stormwater codes and Low Impact Development (LID) practices, ensuring compliance with local environmental standards. This subcontract falls under the NAICS code 541330, which corresponds to engineering services, and is issued by the City Consultant Roster in Washington. The solicitation was posted on August 29, 2025, with a response deadline set for December 30, 2030, allowing an extended period for proposals. While no specific location details or points of contact are provided, the contract supports efforts to manage urban stormwater effectively by integrating sustainable design practices to minimize environmental impact and meet regulatory requirements.