Seattle Public Utilities North Transfer Station
Seattle, WA · Waste Management · 2016 · Client: Seattle Public Utilities
Project details
Tipping and transfer building designed with an award-winning structural steel system.

Passionate - Innovative - Responsive
Integrated Design Engineers is a Seattle-based structural engineering consultancy with more than 15 years of experience designing building structures through close collaboration with architects, contractors, and owners. The practice works across diverse building types from low- to high-rise and single- to multi-building developments, serving sectors such as aviation, transportation, healthcare, hospitality, residential, commercial, retail, infrastructure, and waste management. It has earned recognition for its structural steel design, including the AISC IDEAS2 National Award for the Seattle Public Utilities North Transfer Station.
Ignasius SeiliePrincipal - Partner
Miroslav DoytchevPrincipal
Delivering engineering solutions for new construction across low- to high-rise and multi-building developments.
Developing detailed structural BIM representations to coordinate design details across project teams.
Creating detailed structural steel connection plans to support fabrication and erection.
Optimizing structural designs to reduce material costs and improve constructability without compromising safety.
Evaluating and modifying existing properties to extend their lifecycle or adapt them for new uses.
Designing structural modifications for building renovations and commercial tenant fit-outs.
Evaluating the safety, capacity, and integrity of existing structures to guide renovation decisions.
Analyzing seismic vulnerability and designing retrofit solutions to enhance earthquake resistance.
Providing structural designs for complex public and private infrastructure installations.
Designing resilient structural systems for airport terminals, hangars, and related support facilities.
Performing structural analysis and design for telecommunications towers, antennas, and mounting frames.
Engineering durable structural components for transit systems, bridges, and public transportation facilities.
Providing engineering assistance throughout the construction phase to resolve site challenges and ensure design compliance.
Commercial · Retail · Residential · Multifamily Residential · Hospitality · Healthcare · Aviation · Transportation · Infrastructure · Industrial · Arts & Culture · Waste Management
Seattle, WA · Waste Management · 2016 · Client: Seattle Public Utilities
Tipping and transfer building designed with an award-winning structural steel system.
Multifamily Residential · 2022
Transit-oriented housing development that celebrated its grand opening.
San Diego, CA · Hospitality · 2016
Waterfront hotel development featuring a 24-hour concrete pour.
Arts & Culture · 2018
Structural art installation recognized at the Americans for the Arts Annual Convention.