About Mid-Continent Steel St. Louis Missouri

St. Louis as a Steel Fabrication Center

St. Louis became one of America’s busiest steel fabrication markets during the post-World War II industrial expansion. From the 1940s through the 1980s, the metropolitan area ran a dense network of pipe fabrication shops, structural steel processors, and heavy manufacturing facilities supplying refineries, chemical plants, and power stations across the Midwest. Major regional operations included Laclede Steel in Alton, Illinois and Granite City Steel (U.S. Steel) in Granite City, Illinois. Mid-Continent Steel operated across multiple St. Louis locations in various corporate forms, specializing in structural steel and pipe fabrication that put workers in direct daily contact with asbestos-containing insulation. That fabricated pipe went to end-use facilities including:

  • Labadie Energy Center (Franklin County, MO — Ameren UE)
  • Portage des Sioux Power Plant (St. Charles County, MO — Ameren UE)
  • Rush Island Energy Center (Jefferson County, MO — Ameren UE)
  • Monsanto Chemical (Sauget, IL / St. Louis, MO)
  • Shell Oil Roxana Refinery (Wood River, IL)

The Fabrication Shop: Where Exposure Happened

Pipe fabrication shops ran hot, loud, and dusty. Workers at Mid-Continent Steel and comparable regional facilities faced constant asbestos exposure from:

  • Cutting, grinding, welding, and fitting operations generating continuous airborne particulate
  • Open handling and storage of asbestos-containing pipe covering sections and insulation blocks — calcium silicate insulation and pipe covering brand products were common on these shop floors
  • On-site mixing, cutting, and application of asbestos-containing finishing cements in enclosed spaces with little or no ventilation

Former workers at St. Louis and regional Illinois facilities have testified to conditions including:

  • Insulators sawing asbestos pipe insulation with hand saws and power tools, producing visible dust clouds that settled on everyone working nearby
  • Workers mixing asbestos finishing cement by hand in open buckets — no respiratory protection, no warning labels
  • Pre-insulated pipe sections shedding fibers when moved, bumped, or repositioned during fitting and assembly for power plants like Sioux Energy Center (St. Charles County, MO) and chemical facilities like Clark Refinery (Wood River, IL)
  • Insulators working under Heat and Frost Insulators Local 1 (St. Louis, MO) and pipefitters under UA Local 562 (St. Louis, MO) sharing shop air with fabricators, exposing bystanders to the same fiber-laden environment

This was standard American industrial practice from roughly 1940 through the late 1970s — not an isolated problem at one facility. —

General Equipment at Mid-Continent Steel St. Louis Missouri

The equipment below represents the systems and infrastructure documented or typically present at this facility during the era when asbestos-containing materials were specified in industrial construction. This is general facility-equipment reference — not a legal attribution of any specific product, manufacturer, or exposure event to this facility. Material-category and manufacturer information is addressed in the AsbestosIndex Product Crosswalk linked under the records table below.

Coke Ovens View crosswalk › Blast Furnaces View crosswalk › Open Hearth Furnaces View crosswalk › Pouring Ladles View crosswalk › Hot Tops View crosswalk › Rolling Mills View crosswalk › Pipe Insulation View crosswalk › Refractory Brick View crosswalk › Cooling Beds View crosswalk › Industrial Boilers View crosswalk ›

Documented Asbestos Evidence

The records below are verified, state-documented asbestos removals at this facility. Each entry represents a regulated abatement project where the Missouri Department of Natural Resources (Missouri DNR) was notified under federal NESHAP rules, the work was logged, and the asbestos-containing material was confirmed and removed under regulated conditions. These are not allegations or estimates — they are paper records tying documented asbestos-containing material to this specific site.

No Missouri DNR NESHAP abatement notifications have been identified for this facility in current public records. Per the framing above, absence of state-agency documentation should not be read as absence of asbestos — only as absence of a formal, regulated abatement event meeting reporting thresholds. Workers who recall encountering pipe insulation, block insulation, gaskets, or other asbestos-era construction materials at this facility may still have viable claims regardless of whether a state record exists.

Material Categories in Documented Records

The materials documented above (and similar asbestos-containing materials commonly encountered in records of this type) appear in the AsbestosIndex catalog with historical manufacturer and trust-fund information. Click a category to view manufacturers historically associated with that material:

Thermal System Insulation View crosswalk › Asbestos-Cement Board View crosswalk › Pipe Insulation View crosswalk › Roofing & Flashing View crosswalk › Spray Fireproofing View crosswalk › Floor Tile & Mastic View crosswalk › Ceiling Tile View crosswalk › Gaskets & Packing View crosswalk ›

Critical Filing Deadline & Next Steps

Missouri law gives mesothelioma and asbestos-disease claimants 5 years from the date of medical diagnosis to file a personal-injury lawsuit (Mo. Rev. Stat. § 516.120). For wrongful-death claims after an asbestos-related death, the filing window is 3 years from the date of death (Mo. Rev. Stat. § 537.100). The two deadlines run on separate tracks — preserving one does not extend the other.

The personal-injury clock runs from diagnosis, not from exposure. Mesothelioma latency is typically 20 to 50 years, so workers exposed in the 1950s–1980s are being diagnosed today.

Practical first steps

  1. Document what you remember. Pay stubs, W-2s, union cards, photographs, coworker names, and dates of employment. The WorkChain widget on this page can save a copy you can email yourself.
  2. Preserve medical records. Pathology reports, biopsy results, imaging, and pulmonary-function tests are central to both civil claims and trust-fund filings.
  3. Identify household members. Spouses who laundered work clothing and children of plant workers are eligible for secondary-exposure claims when diagnosed with an asbestos-related disease.
  4. Speak with an asbestos attorney with Missouri experience. The first conversation is free and confidential. Asbestos trust-fund claims and civil claims run on different tracks — both can be pursued in parallel.

Asbestos-Related Diseases

Asbestos fiber exposure can cause several specific diseases that typically appear decades after the original exposure. The latency period — the gap between exposure and diagnosis — usually runs 20 to 50 years. That's why workers exposed in the 1960s, 1970s, and 1980s are receiving diagnoses today.

Mesothelioma

A rare, aggressive cancer that affects the lining of the lungs (pleural mesothelioma), abdomen (peritoneal), or heart (pericardial). Mesothelioma is almost exclusively caused by asbestos exposure, which is why a mesothelioma diagnosis often points directly to historical workplace exposure. Average latency from first exposure to diagnosis is 30-50 years.

Asbestosis

A chronic, non-cancerous scarring of lung tissue caused by inhaled asbestos fibers. Asbestosis causes progressive shortness of breath, persistent cough, and reduced lung function. It does not improve with treatment, and it is a recognized basis for compensation under most trust schedules and civil claims.

Lung Cancer

Asbestos exposure significantly increases the risk of lung cancer, particularly when combined with a history of smoking. Asbestos-related lung cancer is compensable under the same trust schedules and civil claim avenues as mesothelioma.

Other Recognized Diseases

Pleural plaques, pleural thickening, laryngeal cancer, ovarian cancer, and certain gastrointestinal cancers are also recognized as asbestos-related under various trust schedules and case-law authorities, though eligibility and proof requirements vary by claim type.

If you have any of these diagnoses and you worked at this facility, lived with someone who did, or were exposed in any documented capacity, you may have a claim worth pursuing. Speak with an attorney before assuming you don't qualify.

Data Sources

Information about facility equipment, industrial materials, and occupational records referenced on this page is drawn from publicly available sources where applicable, including:

If specific equipment or product claims in this article are sourced from a non-public database, the source is identified parenthetically within the text above.