SQN was the prime consultant providing construction engineering services for IDOT pavement and bridge preservation projects throughout Cook, DuPage, and Lake Counties. SQN managed the contract and subconsultants while providing construction oversight, including compliance verification, traffic control monitoring, quantity documentation, daily yield checks, and reporting. Project assignments included SMART overlays, pavement patching, drainage improvements, curb and gutter reconstruction, ADA sidewalk installations, pavement markings, joint routing and sealing, and other roadway preservation improvements.
Sine Qua Non | Absolutely Essential