⚓ Philadelphia, PA — Naval Shipyard

Philadelphia Naval Shipyard — Asbestos Exposure

Last updated July 11, 2026

Asbestos era: 1930s–1980s Operator: U.S. Navy Operated 1801–1995; ~40,000 at WWII peak

One of the Navy's busiest East Coast facilities, the Philadelphia Naval Shipyard operated from 1801 to 1995. During WWII, more than 1,000 ships were built, repaired, or overhauled here. Workers — and sailors aboard ships during refit — were exposed to asbestos from insulation applied throughout engineering plants, pipe runs, and berthing spaces.

Asbestos at Philadelphia Naval Shipyard

Asbestos was the standard insulation material in U.S. naval shipbuilding and overhaul from the 1930s through approximately 1980. At Philadelphia Naval Shipyard, asbestos-containing materials were used in:

  • Pipe lagging and block insulation in boiler rooms and engine rooms
  • Gaskets at pipe flanges throughout engineering plants
  • Valve stem packing and pump seals
  • Turbine casing insulation and expansion joints
  • Fireproofing compounds on bulkheads and decking

Specific exposure pathways at this facility included: Insulation, gaskets, fireproofing across 1,000+ ships.

Ships Built or Overhauled Here

Home to construction and overhaul of aircraft carriers, battleships, cruisers, and destroyers across multiple decades.

At-Risk Trades at Philadelphia Naval Shipyard

Shipyard trades with the most direct asbestos exposure included:

  • Insulators
  • pipefitters
  • machinists
  • welders

Other trades — painters, carpenters, electricians, riggers — experienced secondary exposure from working in spaces where insulation was being applied or disturbed.

Who Can File an Asbestos Claim

Both civilian shipyard workers and military veterans who were exposed at Philadelphia Naval Shipyard may be eligible for compensation:

  • Civilian shipyard workers — Asbestos trust fund claims against manufacturers of asbestos products used at the facility. Products included Johns-Manville pipe covering, Pittsburgh Corning block insulation, Flexitallic gaskets, and others. Multiple trusts may apply.
  • Navy veterans — Sailors aboard ships during refit or overhaul were exposed identically to civilian workers. VA disability compensation is available for veterans with service-connected asbestos-related disease, with no need to identify specific products.

Statutes of limitations apply to asbestos claims. If you or a family member has received a diagnosis, consult a specialist promptly.

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Asbestos.cam is an informational resource, not a law firm. The above is general information, not legal advice.

Frequently Asked Questions

Was asbestos used at Philadelphia Naval Shipyard?

Yes. Asbestos was the standard insulation material in U.S. naval shipbuilding and repair from the 1930s through approximately 1980. Workers at Philadelphia Naval Shipyard — and sailors aboard ships during refit — were exposed to asbestos from pipe lagging, boiler block insulation, gaskets, valve packing, and fireproofing materials applied throughout ship engineering spaces.

What trades were most at risk at Philadelphia Naval Shipyard?

Trades with the most direct asbestos contact included insulators, pipefitters, boilermakers, shipfitters, and welders. At Philadelphia Naval Shipyard, primary exposed trades included: Insulators, pipefitters, machinists, welders. Other trades — painters, electricians, carpenters — were secondarily exposed through working in spaces where insulation was disturbed.

Can former Philadelphia Naval Shipyard workers file asbestos claims?

Yes. Former shipyard workers diagnosed with mesothelioma, asbestosis, pleural plaques, or asbestos-related lung cancer can pursue asbestos trust fund claims against manufacturers of products used at the yard, and may also be eligible for VA disability if they served in the military. These two paths are independent and not mutually exclusive.