Evidence
8 evidence entries recorded; each entry has a stable permalink (#ev-1 … #ev-8).
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[1]research packet 690-packet.md [other_primary]
- Finding type
- vessel_history
- Finding
- Identity packet verdict: VERIFIED
- Verification
- verified
- Role
- supporting
- Documentation level
- ship_specific
- Evidence ID
- uss-lst-557-lst557-pkt-690-packet-md
-
[2]Naval History and Heritage Command, Dictionary of American Naval Fighting Ships, LST-557 [nhhc_danfs]
- Locator
- DANFS entry, full text; live URL returned the official entry in web search, while direct page open returned a transient 502
- Finding type
- vessel_history
- Finding
- NHHC DANFS documents that LST-557 was laid down on 8 February 1944 at Evansville, Indiana, by Missouri Valley Bridge & Iron Co.; launched on 11 April 1944; and commissioned on 5 May 1944. It served in the Asiatic-Pacific theater in the southern Palau Islands, Leyte, Lingayen Gulf, and Okinawa operations; then performed occupation duty in the Far East and China service until late May 1946. It was decommissioned and transferred to the Republic of China as lend-lease on 29 May 1946, struck from the Navy list on 12 March 1948, and earned four World War II battle stars.
- Verification
- verified
- Role
- supporting
- Documentation level
- ship_specific
- Accessed
- 2026-10-02
- Limitations
- Ship-specific official history; it does not identify asbestos, machinery details, complement, the later Chinese service record, or final disposition.
- Atlas source
- true
- Evidence ID
- ev-uss-lst-557-lst557-01
-
[3]NavSource Online, Amphibious Photo Archive, USS LST-557 [other_primary]
- Locator
- Header, campaign table, service/disposition block, specifications block
- Finding type
- vessel_history
- Finding
- The hull-specific NavSource archive identifies LST-557 as an LST-542-class ship built at Missouri Valley Bridge and Iron Co., Evansville; gives the 8 February 1944 laying-down, 11 April 1944 launch, and 5 May 1944 commissioning dates; records the southern Palau, Leyte, Lingayen Gulf, and Okinawa campaigns; and records decommissioning and transfer to the Republic of China on 29 May 1946, striking on 12 March 1948, and final disposition as unknown. Its specification block gives a 9-officer/120-enlisted complement, 14-officer/131-enlisted troop accommodations, and the diesel propulsion configuration carried in this record.
- Verification
- verified
- Role
- supporting
- Documentation level
- ship_specific
- Accessed
- 2026-10-02
- Limitations
- NavSource is a volunteer compilation rather than a Navy registry; its hull-specific dates and service claims agree with DANFS. The specification block is a class/ship archive presentation and is not an engineering drawing. It contains no asbestos information.
- Atlas source
- true
- Evidence ID
- ev-uss-lst-557-lst557-02
-
[4]National Archives, Special List #44, by Ship Numbers [other_primary]
- Locator
- PDF p. 47, LST-557 row
- Finding type
- historical_record
- Finding
- NARA Special List 44 lists LST-557 deck-log coverage from 5 May 1944 through 30 June 1945.
- Verification
- verified
- Role
- archival_lead
- Documentation level
- ship_specific
- Accessed
- 2026-10-02
- Limitations
- This is an index to deck-log coverage, not the logs themselves; it does not describe asbestos or onboard materials. The listed logs and technical records were not reviewed at document level.
- Atlas source
- true
- Evidence ID
- ev-uss-lst-557-lst557-03
-
[5]U.S. General Accounting Office, Navy Efforts To Protect Workers From Asbestos Exposure, HRD-80-2 [gao]
- Locator
- PDF pp. 2-3 and 21-22, including note on gaskets and pipe-hanger liners
- Finding type
- asbestos_application
- Finding
- GAO's Navy asbestos review describes extensive Navy use of asbestos insulation and states that, in addition to thermal insulation, asbestos was used in shipboard applications including gaskets and pipe-hanger liners. LST-557 was constructed and operated during the World War II-era Navy period addressed by the report, but the report does not name LST-557 or establish that any of those materials were installed aboard it.
- Verification
- verified
- Role
- context
- Documentation level
- class_or_era
- Accessed
- 2026-10-02
- Limitations
- Navy program/era context only; it does not establish asbestos aboard LST-557, quantity, location, condition, individual exposure, or causation.
- Atlas source
- true
- Evidence ID
- ev-uss-lst-557-lst557-04
-
[6]National Archives, Researching Asbestos aboard US Naval Vessel up through 1961 [other_primary]
- Locator
- Beginning Research; Cartographic Branch ship engineering drawings, lines describing S103, S39, and S48
- Finding type
- historical_record
- Finding
- NARA's research guide explains that hull-level asbestos research should pursue Bureau of Ships records and engineering drawings, including S103 general-plan booklets, S39 insulation and lagging drawings, and sometimes S48 piping drawings. No LST-557-specific record from those series was obtained in this project.
- Verification
- partial
- Role
- archival_lead
- Documentation level
- context_only
- Accessed
- 2026-10-02
- Limitations
- The guide identifies relevant record series but is not a finding about this hull. The underlying LST-557 records were not searched or retrieved, so their existence and contents remain unknown.
- Atlas source
- true
- Evidence ID
- ev-uss-lst-557-lst557-05
-
[7]Batch-7069 source review: NHHC DANFS; NavSource hull archive; NARA Special List 44; NARA asbestos research guide; GAO HRD-80-2 [other_primary]
- Locator
- Search ledger rows sl-uss-lst-557-lst557-01 through -10
- Finding type
- historical_record
- Finding
- No ship-specific asbestos record was located in the accessible sources reviewed: no asbestos survey, abatement contract, hazardous-material disclosure, insulation or lagging drawing, material schedule, or other hull-specific asbestos record was found. The accessible ship-specific sources are operational histories, specifications, and a deck-log index; the NARA guide identifies unreviewed archival series that could change this result.
- Verification
- verified
- Role
- negative_finding
- Documentation level
- ship_specific
- Accessed
- 2026-10-02
- Limitations
- Absence of a located public record does not prove absence of asbestos aboard. This negative finding is limited to the sources and indexes searched and does not establish or defeat an exposure claim or legal eligibility.
- Atlas source
- true
- Evidence ID
- ev-uss-lst-557-lst557-06
-
[8]CourtListener API v4 via /Users/charlesfletcher/devin-prompts/cl-auth-search.py [court_record]
- Locator
- Search ledger rows sl-uss-lst-557-lst557-06 through -10
- Finding type
- litigation_documented
- Finding
- CourtListener litigation classification is unresolved. The authenticated helper was invoked for the exact-name opinion request, but the fleet-wide pacing limiter reported that the request budget was momentarily spent before returning search results; the exact-name docket and hull-number searches were not completed after the stand-down. No qualifying asbestos litigation was verified, but no no-result conclusion can be drawn.
- Verification
- partial
- Role
- archival_lead
- Documentation level
- ship_specific
- Accessed
- 2026-10-02
- Limitations
- This is an access gap, not a negative litigation finding. The helper was authenticated and no anonymous or direct CourtListener request was made; exact-name and hull-number results remain unclassified.
- Atlas source
- true
- Evidence ID
- ev-uss-lst-557-lst557-07