M-7 Salt Dome Replacement

SPAAN Tech provided construction management services to the Illinois Tollway for new improvements at the M-7 Salt Dome Facility located in Winnebago County, Illinois. SPAAN Tech supervised the demolition of the existing salt dome and related facilities and the construction of the new salt dome. This new facility was designed and built for rubber-tired vehicles and equipment only.

Interstate 90 Pavement Repairs

SPAAN Tech provided construction management services to the Illinois Tollway for pavement repairs to I-90 located in Winnebago County, Illinois. The firm supervised the completion of pavement repairs to all lanes of traffic for 14 miles in both directions (totaling 28 miles of highway). The construction work included breaking-out existing concrete pavement that had failed and replacing it with new, steel-reinforced roadway material with proper tie-ins to the existing pavement.

Phase III Engineering for I-80 Reconstruction

SPAAN Tech provided Phase III Engineering Services for construction management, construction inspection, and contract administration on I-80/94 (IL 394 to US 41).

Duties included: schedule and budget control, on-site material testing, and material quality assurance testing for advance work on the highways. The work also encompassed structure removal and replacement of Wentworth Avenue over I-80

The electrical contract included: high-mast lighting advance work, fiber optic cable and systems, CCTV, surveillance, and dynamic message sign systems.

Phase II Traffic Signal Design

SPAAN Tech provided comprehensive design and planning services for the installation and modernization of 11 signalized intersections in the City of Chicago.

For the project, SPAAN Tech conducted full topographic field surveys, identified all sidewalk and landscaping treatments, and inventoried all signs, pavement markings, and existing conduit numbers and conditions. An on-site design meeting addressed the utility information gathered, which was then incorporated into the design plan.

Tri- State Tollway I-294 Reconstruction

SPAAN Tech provided phase II drainage, roadway lighting design services, and quality assurance and quality control services for the widening and reconstruction of two miles of the Tri-State Tollway I-294.

SPAAN Tech prepared all drainage construction documents including: drainage plans, drainage and ditch profiles, drainage removal plans, drainage details and drainage cross sections. The firm also developed supplemental project specifications, quantity and cost estimates, along with all supporting computer models, calculations, and exhibits.

North Avenue Streetscape

SPAAN Tech contributed to the design of a new streetscape of North Avenue, from Kilpatrick Avenue to Cicero Avenue.

The project involved: landscaping, drainage, street lighting, and sidewalk improvements. STI provided lighting and civil engineering design services, which included: drawing preparation, CADD, and construction phase services.

Tollway Trust Indenture Services

The facilities throughout the Illinois Tollway system are inspected on a four-year cycle. As a sub-consultant to AECOM, SPAAN Tech, Inc. assessed the general condition of Illinois Tollway buildings, plazas, salt domes and associated site elements, and made repair or replacement recommendations accordingly. SPAAN Tech produced a detailed report and database of inspection findings and recommendations, allowing authorized users to conveniently retrieve facility information.