Public Research

St Charles Air Line Bridge

St Charles Air Line Bridge is a concise public starting point for movement infrastructure and corridor planning, anchored by Chicago's landmark designation.

St Charles Air Line Bridge S B Chgo River, N of 16th St & E of Lumber St, Chicago, Illinois Precision: Exact

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Quick Take

  • Official status: Chicago individual landmark.
  • Address: S B Chgo River, N of 16th St & E of Lumber St.
  • Best used for movement corridors, infrastructure history, and source-led building history.

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Why It Matters

St Charles Air Line Bridge keeps movement infrastructure, corridor planning, and how the city organized circulation grounded in one address and one building.

That is what gives later archival and field work somewhere concrete to begin.

Field Network

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Research Narrative

Landmark Context

St Charles Air Line Bridge is fixed in the city's landmark record at S B Chgo River, N of 16th St & E of Lumber St. The current city data lists it as dating to a building date that still needs confirmation in the next source layer. It was designated on December 12, 2007. St Charles Air Line Bridge already has a usable public frame for work on movement infrastructure, corridor planning, and how the city organized circulation.

St Charles Air Line Bridge gains definition in the field when attention concentrates on span, alignment, or platform relationships, connections to adjoining streets, rail lines, or water, and later mechanical change or deferred maintenance. That kind of reading often reveals how circulation systems stay visible in structure, alignment, and surrounding land use.

Research Starting Points

St Charles Air Line Bridge opens next into engineering records and planning reports, historic maps and photographs, and newspaper coverage of openings, upgrades, and closures. That is where early landmark facts begin to connect to a fuller chronology of change, use, and interpretation.

St Charles Air Line Bridge is already usable now without pretending the historical work is finished.

Public Actions

Campaign / Petition Record

Ordered oldest to newest.

December 12, 2007

Designation

Chicago individual landmark designation

City of Chicago designated St Charles Air Line Bridge as an individual landmark on December 12, 2007.

February 2026

Inventory

City landmark address list and data portal record

St Charles Air Line Bridge remains listed in Chicago's public individual-landmark address list and open-data record.

Signals

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Latest 3 stories

St Charles Air Line Bridge, Chicago, Illinois

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Sources

Source Trail

Chicago Landmark Name List 2025.6

institution

Use for official landmark status and naming.

City of Chicago Open Data: Individual Landmarks

dataset

Use for address, built date, architect, and point geometry in the city data portal.

Chicago Landmark Address List February 2026

institution

Use for address normalization and cross-checking the city's public landmark list.

Place Snapshot

Place
St Charles Air Line Bridge
Location
S B Chgo River, N of 16th St & E of Lumber St, Chicago, Illinois
Coverage
Exact

Key Facts

Region
Chicago, Illinois / Midwest
Place type
Transportation Infrastructure
Current status
Preserved
Address
S B Chgo River, N of 16th St & E of Lumber St
Designated
December 12, 2007

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