USS George Bancroft (SSBN-643)

Evidence

15 evidence entries recorded; each entry has a stable permalink (#ev-1 … #ev-15).

1. [1]Naval Vessel Register, SHIPSDETAIL_SSBN_643 (retrieved via Internet Archive Wayback capture 2019-03-24) [other_primary]

   Locator

   NVR SHIPSDETAIL_SSBN_643, vessel status and milestone dates tables; program characteristics custodian field

   Finding type

   vessel_history

   Finding

   Official NVR record: GEORGE BANCROFT (SSBN 643), ballistic missile submarine (nuclear-powered), class SSBN 640, UIC 05714; builder General Dynamics Corp.; award 11/01/1962, keel 08/24/1963, launch 03/20/1965, delivery 01/21/1966, commission 01/22/1966, decommission 09/21/1993, stricken 09/21/1993; status 'Disposed of by submarine recycling', status changed 03/30/1998; custodian Puget Sound Naval Shipyard, Bremerton, WA; propulsion Steam Turbine (Nuclear); 27.0 years commission to decommission.

   Verification

   verified

   Role

   context

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1962-1998; register last updated 06/23/1998

   Limitations

   Milestone/disposal register only; NVR carries no asbestos or materials data. The 'Disposed of by submarine recycling' status and 03/30/1998 status-change date are the official disposal record, not a hazmat record. Live nvr.navy.mil detail pages redirect to a generic landing in this environment; the 2019 Wayback capture of the official record was used.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-01

2. [2]NHHC DANFS entry 'George Bancroft (SSB(N)-643), 1966-1993' (published 2024-08-16; retrieved via Internet Archive Wayback capture 2025-12-11) [nhhc_danfs]

   Locator

   DANFS entry text and specification block

   Finding type

   vessel_history

   Finding

   Official DANFS entry: 'George Bancroft (SSB(N)-643) was laid down by the Electric Boat Division of General Dynamics Corp., Groton, Conn., 24 August 1963; launched 20 March 1965; sponsored by Mrs. Jean B. Langdon, great, great granddaughter of Secretary Bancroft, and Mrs. Anita C. Irvine, great, great, great granddaughter; and commissioned 22 January 1966, Captain Joseph Williams (blue crew) and Comdr. Walter M. Douglas (gold crew) in command.' Assigned to Submarine Squadron 14, Submarine Flotilla 6, New London home port; first deployment began 26 July 1966, completed at Holy Loch, Scotland, where the gold crew relieved the blue; second patrol ended late 1966, third began early 1967. Spec block: displacement 7,320 surfaced / 8,250 submerged; length 425'; beam 33'; speed over 20 knots; complement 140; armament 16 A-3 Polaris missiles; class Benjamin Franklin.

   Verification

   verified

   Role

   context

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1963-1967 (entry coverage window)

   Population

   Blue and Gold crews, complement 140 per crew

   Limitations

   DANFS narrative ends at the third patrol (early 1967); it is a short official entry, not a full operational history. Live history.navy.mil page returned HTTP 404 in this environment; the December 2025 Wayback capture of the official NHHC page was used. No asbestos or materials content.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-02

3. [3]U.S. Navy Strategic Systems Programs, official FBM chronologies (history_chronology_66-75 and history_chronology_76-85), retrieved via Internet Archive Wayback [other_primary]

   Locator

   SSP history_chronology_66-75 entries 26 Jul 1966 / 28 Apr 1971 / 31 Jul 1972 / 25 Sep 1972 / 18 Feb 1973; history_chronology_76-85 (Wayback 2012-04-23) entries 3 Feb 1976 / 2 Aug 1976 / 5 Mar 1982 / 24 Apr 1982 / 20 Jul 1982

   Finding type

   vessel_history

   Finding

   Official Strategic Systems Programs chronology documents this hull's weapons-system and yard milestones by name: 26 July 1966 - departed Charleston, SC, on operational patrol with 16 Polaris A-3 missiles; 28 April 1971 - 13th SSBN for conversion to Poseidon capability, commenced overhaul and conversion at Portsmouth Naval Shipyard; 31 July 1972 - completed Poseidon conversion at Portsmouth NSY; 25 September 1972 - Blue Crew launched a Poseidon C-3 in a Demonstration and Shakedown Operation; 18 February 1973 - deployed for operational patrol following Poseidon conversion; 3 February 1976 - conducted a Poseidon C-3 Operational Test; 2 August 1976 - first SSBN Extended Refit Period at the Rota, Spain, tender refit site completed on this hull; 5 March 1982 - completed overhaul and conversion to Trident I capability at Portsmouth Naval Shipyard; 24 April 1982 - Blue Crew launched a Trident I C-4 DASO; 20 July 1982 - deployed for operational patrol following Trident I conversion.

   Verification

   verified

   Role

   context

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1966-1982

   Population

   Blue and Gold crews (1966-1993); Portsmouth Naval Shipyard conversion trades (1971-72, 1980-82)

   Limitations

   Official program chronology; documents weapons-system milestones and both Portsmouth NSY conversion yard periods by name but contains no asbestos or materials content. Live ssp.navy.mil pages unavailable; Wayback captures of the official pages used.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-03

4. [4]CNIC / Commander Navy Region Southeast, SUBASE Kings Bay 'USS Bancroft' page (retrieved via Internet Archive Wayback capture 2024-09-16; live URL also indexed) [other_primary]

   Locator

   cnrse.cnic.navy.mil USS Bancroft page, 'USS BANCROFT (SSBN 643) Sail Exhibit Memorial Available for Public' body text

   Finding type

   vessel_history

   Finding

   Official CNIC installation page (Commander, Navy Region Southeast, SUBASE Kings Bay): the USS BANCROFT (SSBN 643) sail exhibit memorial stands at the Franklin Gate (junction of Georgia State Highway Spur 40 and St. Marys Road), open to the public. 'USS GEORGE BANCROFT (SSBN 643), commissioned January 22, 1966, in Groton, Connecticut, served in the Navy's submarine service for more than 27 years... BANCROFT was decommissioned and struck from the Navy list September 21, 1993. BANCROFT ended up in the Puget Sound Naval Shipyard in Washington for scrapping and recycling in March 1998.' The sail was saved from recycling and brought to Kings Bay in 1998 through a grassroots effort by the St. Marys Submarine Museum, a submarine veterans organization, former crew, and local businesses; Construction Battalion Unit 412 (Seabees) built the earthen hull base October 1999-March 2000; the exhibit was dedicated 7 April 2000 as the base's submarine-force centennial centerpiece, with over 2,000 attendees; Bancroft described as one of the '41 for Freedom.'

   Verification

   verified

   Role

   context

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1993-2000

   Population

   St. Marys Submarine Museum, submarine veterans organization, former crew, CBU 412 Seabees (1998-2000 memorial construction)

   Limitations

   Official Navy installation page; documents memorial provenance and corroborates the March 1998 PSNS recycling window (consistent with the NVR 03/30/1998 status-change date). No asbestos or materials content. Live cnrse.cnic.navy.mil blocks direct automated fetch (Akamai 403); the 2024-09-16 Wayback capture of the official page was used and live-page text was corroborated via search-index extraction.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-04

5. [5]navysite.de, USS George Bancroft (SSBN-643) page (secondary compilation citing association chronology, launch databases, and Navy awards notices) [other_primary]

   Locator

   navysite SSBN-643 characteristics block and 'USS GEORGE BANCROFT History' narrative

   Finding type

   vessel_history

   Finding

   Secondary compilation (navysite) service detail: fourth Benjamin Franklin-class FBM; nineteen Polaris deterrent patrols April 1966-April 1971 out of Holy Loch; Polaris A-3 test launches 7 and 21 April 1966 and flight operations 24 March 1971 from the Eastern Test Range; Meritorious Unit Commendation for March 1971; twenty-seven Poseidon patrols August 1972-June 1980 (Holy Loch and increasingly Rota); Poseidon test shots 3 February 1976 and 25 May 1977; Trident I conversion June 1980-March 1982 at Portsmouth NSY; twenty-four Trident patrols July 1982-March 1993; major overhaul and reactor refueling June 1986-December 1988 with the boat in the Charleston region during/after the yard period; Humanitarian Service Medal for Hurricane Hugo relief (September 1989, Charleston); Battle Efficiency awards 1980, 1984, 1985, 1991 and Atlantic Fleet SSBN of the year 1984; later homeports Charleston, SC, and Kings Bay, GA; final test emergency blow 1 March 1993; decommissioned/stricken 21 September 1993; NPS/SRP recycling at Puget Sound Naval Shipyard completed 30 March 1998; sail preserved at Kings Bay.

   Verification

   partial

   Role

   context

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1966-1998

   Population

   Blue and Gold crews (1966-1993); Charleston-region population during the 1986-88 overhaul period and Hurricane Hugo relief

   Limitations

   Secondary compilation, not a primary source; consistent with prior batches' treatment. Patrol counts (19/27/24 = 70), award list, and the 1986-88 overhaul window rest on association chronology and launch/test databases as compiled - not independently verified against primary patrol logs. The 1986-88 overhaul yard is not explicitly named in the retrieved text ('overhaul period at Charleston' wording only). No asbestos or materials content.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-05

6. [6]NavSource Online Submarine Photo Archive, George Bancroft (SSBN-643) page (Wayback capture 2025-01-21) [other_primary]

   Locator

   NavSource 08/08643 spec block and disposition line

   Finding type

   vessel_history

   Finding

   NavSource Submarine Photo Archive page for this hull: laid down 24 August 1963 at Electric Boat, Groton; launched 20 March 1965; commissioned 22 January 1966; decommissioned and simultaneously struck 21 September 1993; final disposition 'disposed of through NPSSRP (Nuclear Powered Ship and Submarine Recycling Program) at Puget Sound Naval Shipyard, Bremerton, WA., 30 March 1998.' Spec block: displacement 7,325 surfaced / 8,251 submerged; length 425'; beam 33'; draft 29'; speed 16 surfaced / 21 submerged; depth limit 1,300'; complement 140 (each crew, blue and gold); armament 16 missile tubes plus four 21-inch torpedo tubes; propulsion S5W reactor, two geared steam turbines 15,000 shp, one propeller.

   Verification

   verified

   Role

   context

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1963-1998

   Population

   Blue and Gold crews, 140 each

   Limitations

   Volunteer-maintained photo archive with spec block and photo captions; consistent with prior batches' treatment as corroborating reference. Complement '140 each crew' matches the DANFS figure; the navysite '13 Officers and 130 Enlisted (two crews)' variant is disclosed in gaps. No asbestos or materials content.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-06

7. [7]U.S. Department of the Navy, 'U.S. Naval Nuclear Powered Ship Inactivation, Disposal, and Recycling' (Green Book), 2019 edition, Appendix D - verified by direct pdftotext extraction [other_primary]

   Locator

   Green Book 2019, Appendix D disposal table, row 72 ('SSBN 643 Ex-George Bancroft, 1998, 1998')

   Finding type

   environmental_record

   Finding

   Ship-specific disposal record: the Navy's official SRP program history lists 'Ex-George Bancroft, SSBN 643' as reactor compartment shipment no. 72, with reactor-compartment disposal and ship recycling both completed in 1998 under the Nuclear Powered Ship and Submarine Recycling Program at Puget Sound Naval Shipyard (reactor compartments shipped to the DOE Hanford Site). Consistent with the NVR 'disposed of by submarine recycling' status change of 30 March 1998 and the CNIC 'scrapping and recycling in March 1998' statement.

   Verification

   verified

   Role

   supporting

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1997-1998

   Population

   Puget Sound Naval Shipyard recycling workforce (1997-1998)

   Limitations

   Confirms this hull was dismantled under the documented SRP hazmat-control regime (see ev-07) but assigns no asbestos quantity or itemization to this specific hull. The Appendix D table gives years only; the 30 March 1998 completion date is NVR. Does not establish exposure for any individual.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-07

8. [8]Brinkman v. John Crane, Inc., No. 4:14-cv-00142-AWA-LRL (E.D. Va.), ECF No. 1 (GD notice of removal, verbatim 'USS George Bancroft' index match) + docket entries via CourtListener Atom feed + official Fourth Circuit opinion PDF (No. 15-1752, ca4.uscourts.gov) [court_record]

   Locator

   ECF No. 1 removal notice pp. 1-3 (complaint recital incl. submarine-assignment list); docket entries 106/107/121/123/127/130/131; CA4 No. 15-1752 opinion

   Finding type

   litigation_documented

   Finding

   QUALIFYING asbestos litigation naming this hull (pleading stage): Brinkman v. John Crane, Inc. et al., No. 4:14-cv-00142-AWA-LRL (E.D. Va., Newport News). Defendant General Dynamics Corporation's Notice of Removal (ECF No. 1, filed 17 October 2014, 16 pp.) recites the complaint's allegations verbatim: 'Mr. Brinkman was exposed to asbestos while serving as a nuclear submariner in the United States Navy from 1962-1970' and 'his submarine assignments were the USS Sea Leopard, USS John Marshall...' - with 'USS George Bancroft' appearing verbatim in the document (CourtListener full-text index match). General Dynamics and Electric Boat - the builder defendants - removed under 28 U.S.C. 1441/1442/1446. District court granted remand 11 June 2015 (ECF 106); appeal noticed 6 July 2015 (ECF 107); the Fourth Circuit vacated and remanded (No. 15-1752, 21 December 2016), holding the government-contractor defense available in failure-to-warn cases against the submarine's builders - the opinion does not name the submarine. Settlement noticed 19 January 2017 (ECF 123); stipulation of dismissal with prejudice as to General Dynamics and Electric Boat 1 March 2017 (ECF 127); remand to state court ordered 27 June 2017 (ECF 130).

   Verification

   verified

   Role

   supporting

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   1962-1970 (alleged exposure window); 2014-2017 (litigation)

   Population

   Charles B. Brinkman (Navy nuclear submariner, alleged service window 1962-1970)

   Limitations

   Complaint/recital-level vessel naming - the least-final litigation stage; the submarine-assignment list is an allegation, not a finding, and establishes nothing about materials, causation, or eligibility aboard this hull. The verbatim 'USS George Bancroft' presence in ECF 1 is verified through CourtListener's own full-text index and quoted docket-feed snippets; the removal-notice PDF itself is not in the RECAP mirrors and could not be extracted page-level. The Fourth Circuit opinion (official PDF verified) never names the submarine - the hull attribution rests on the removal notice's recital. Which assignment(s) underlay the GD/EB exposure theory is not stated in retrieved documents. Dismissed with prejudice as to GD/EB following settlement; no merits adjudication of the exposure allegation.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-08

9. [9]Begin v. Air & Liquid System Corp., No. 3:15-cv-00830-SMY-DGW (S.D. Ill.), Document 10 (GE removal filing) - verbatim 'USS George Bancroft' index match + docket entries via CourtListener Atom feed [court_record]

   Locator

   Document 10 (filed 08/06/2015), GE removal notice body; docket entry 313 (01/19/2016 dismissal order)

   Finding type

   litigation_documented

   Finding

   QUALIFYING asbestos litigation naming this hull (pleading stage): Begin v. Air & Liquid System Corporation et al., No. 3:15-cv-00830-SMY-DGW (S.D. Ill.). Document 10 (filed 6 August 2015, 8 pp.) - General Electric's removal filing - contains a verbatim 'USS George Bancroft' match in CourtListener's full-text index. The filing states the complaint alleges exposure to asbestos materials associated with GE products, and that at plaintiff William D. Begin's 24 July 2015 deposition he 'for the first time ... specifically identified GE products being present on the ships and submarines on which he served while in the Navy.' GE was dismissed for lack of jurisdiction 19 January 2016 (ECF No. 313, order granting motions to dismiss by GE and Ingersoll-Rand); the consolidated action continued against other defendants into 2016.

   Verification

   verified

   Role

   supporting

   Documentation level

   ship_specific

   Accessed

   2026-09-19

   Study period

   2015-2016 (litigation); alleged exposure window tied to Navy service dates

   Population

   William D. Begin (Navy veteran, multi-vessel alleged service)

   Limitations

   Pleading/removal-stage vessel identification - the hull name appears in GE's removal filing describing vessels the plaintiff identified at deposition; it is not a finding that asbestos or GE product was aboard this hull. The verbatim match is verified through CourtListener's full-text index and quoted snippets; the Document 10 PDF is not in the RECAP mirrors and was not extracted page-level, so the exact sentence context of the naming is partially reconstructed. GE exited on personal-jurisdiction grounds - a procedural disposition, not a merits ruling on exposure.

   Atlas source

   true

   Evidence ID

   ev-uss-george-bancroft-ssbn643-09

10. [10]Era inference anchored to NVR/DANFS/SSP/navysite-documented construction and yard periods for this hull [other_primary]

    Locator

    construction-era inference from documented dates and yard periods

    Finding type

    asbestos_application

    Finding

    Era inference: a Benjamin Franklin-class ballistic-missile submarine built 1963-65 at Electric Boat, Groton, in the Navy's peak asbestos era would era-typically have carried asbestos-containing thermal insulation, gaskets, and packing around its secondary steam and auxiliary machinery (S5W steam plant, turbines, pumps, valves). Documented yard-disturbance windows of the kind in which era insulation was installed and removed: Portsmouth Naval Shipyard Poseidon conversion/overhaul 1971-72 and Trident I conversion/overhaul 1980-82 (SSP chronology); a 1986-88 overhaul and reactor refueling (navysite, yard not explicitly confirmed - Charleston region); Puget Sound Naval Shipyard recycling 1997-98. Nuclear propulsion itself establishes nothing about asbestos; the inference attaches to conventional steam-side systems only.

    Verification

    inferred

    Role

    context

    Documentation level

    class_or_era

    Accessed

    2026-09-19

    Study period

    1963-1998

    Population

    EB construction trades (1963-65); Portsmouth NSY conversion trades (1971-72, 1980-82); overhaul trades (1986-88); PSNS recycling trades (1997-98); Blue and Gold crews

    Limitations

    CLASS/ERA INFERENCE ONLY - no ship-specific material schedule, survey, or insulation record was located for this hull. Does not establish asbestos aboard USS George Bancroft, any exposure, or any quantity. Never infer ship-specific findings from this row.

    Atlas source

    true

    Evidence ID

    ev-uss-george-bancroft-ssbn643-10

11. [11]U.S. Department of the Navy, 'U.S. Naval Nuclear Powered Ship Inactivation, Disposal, and Recycling' (Green Book), 2019 edition - program process description, verified by direct pdftotext extraction [other_primary]

    Locator

    Green Book 2019, Appendix C 'Shipboard Dismantlement' (sampling/removal regime, pp. C-3 to C-5) and reactor-compartment disposal section ('asbestos ... fully contained within the reactor compartments')

    Finding type

    abatement_record

    Finding

    Official program documentation of the asbestos-control regime applied to every SRP dismantling, including this hull's 1998 recycling (ev-06): 'one of the first actions when a ship begins the recycling process is to identify and tag equipment and structure that contain' hazardous materials, including 'shipboard sampling to identify insulating materials (both on piping systems and on ship's structure), paint, and other products that may contain asbestos or PCBs'; asbestos insulation is 'removed by personnel specially trained in asbestos work under stringent work controls' using containments, HEPA-filtered vacuum cleaners, and wetting agents, then 'packaged in waste bags, labeled with appropriate asbestos warning labels and shipped to an approved land fill'; reactor compartments 'constructed before the mid-1970s also contain asbestos in insulation on pipes and other components,' which remains sealed inside the reactor-compartment package shipped to Hanford. The Green Book also documents PCB felt sound-damping material installed on submarine hulls as a significant hazmat stream.

    Verification

    verified

    Role

    context

    Documentation level

    class_or_era

    Accessed

    2026-09-19

    Study period

    program description current to 2019 edition; applied to this hull's 1997-98 dismantling

    Population

    PSNS recycling workforce; asbestos-removal personnel under the program

    Limitations

    Program-level description, not a hull-specific finding: it documents the standard process under which SSBN-643 was recycled (ev-06) but does not state what asbestos was found aboard her, in what quantity, or where. Establishes asbestos handling at disposal, not crew or overhaul exposure.

    Atlas source

    true

    Evidence ID

    ev-uss-george-bancroft-ssbn643-11

12. [12]GAO, Navy Efforts To Protect Workers From Asbestos Exposure, HRD-80-2 (Oct 18, 1979) [gao]

    Locator

    GAO product page HRD-80-2 (full text blocked, HTTP 403; product-page description used)

    Finding type

    gov_survey

    Finding

    GAO documented that the Navy used asbestos insulation extensively aboard ships and did not begin substituting alternative insulation materials until the early 1970s - covering this hull's construction era (1963-65) and its 1971-72 Portsmouth conversion; the 1980-82 Trident conversion and 1986-88 refueling fall across the substitution transition.

    Verification

    verified

    Role

    context

    Documentation level

    class_or_era

    Accessed

    2026-09-19

    Study period

    1979

    Population

    Navy shipyard workers; asbestos program review

    Limitations

    Program-level documentation; supports era context only, not any fact specific to this hull. Full text not retrieved (gao.gov blocks automated fetch, HTTP 403) - content via product-page description.

    Atlas source

    true

    Evidence ID

    ev-uss-george-bancroft-ssbn643-12

13. [13]CourtListener search feeds ('USS George Bancroft' type=r -> 2 documents; 'SSBN-643' and opinion-type queries -> no results) + verbatim pdftotext/OCR search of five archive.org RECAP complaint exhibits + MDL-875 doc 6857-1 OCR [court_record]

    Locator

    CL search-feed results; RECAP exhibits gov.uscourts.cand.197119/.192004/.199308/.204934/.204620; jpml.375294.6857.1 (Whelan roster, 'BANCROFT (DD-598)')

    Finding type

    historical_record

    Finding

    Litigation sweep result: verbatim searches found 'USS George Bancroft' in exactly two retrievable federal documents - Brinkman ECF 1 and Begin Document 10 (ev-08, ev-09). The name and hull number do NOT appear in five verified N.D. Cal. asbestos complaint exhibits searched verbatim (Cooks cand.197119, Halseth cand.192004, Davis cand.199308, Cronin cand.204934, McIntyre cand.204620 - pdftotext extraction; McIntyre additionally OCR-verified). A sixth retrieved document, an MDL-875 consolidated attachment (Whelan v. GE, 3:11-cv-00986-RS docket sheet + complaint, jpml.375294 doc 6857-1), lists 'BANCROFT (DD-598)' - the WWII destroyer, a name collision, not this hull. CourtListener opinion-feed queries 'USS George Bancroft' and 'SSBN-643' returned no results; no merits-level asbestos opinion names this hull.

    Verification

    verified

    Role

    negative_finding

    Documentation level

    ship_specific

    Accessed

    2026-09-19

    Study period

    2007-2017 (filing window searched)

    Limitations

    Absence from located rosters is not proof no other pleading exists - CourtListener coverage is not exhaustive, the REST API was rate-limited (HTTP 429, 125/day) and public HTML search WAF-blocked this session, and state-court pleadings and non-mirrored federal filings are outside this sweep.

    Atlas source

    true

    Evidence ID

    ev-uss-george-bancroft-ssbn643-13

14. [14]Indexed-document and web sweeps for 'George Bancroft' / 'SSBN-643' / 'Bancroft' - collision screening [other_primary]

    Locator

    CourtListener feed sweeps; Whelan roster 'BANCROFT (DD-598)' entry; general web result review

    Finding type

    historical_record

    Finding

    Name-collision screen: 'Bancroft' litigation and web hits collide with USS Bancroft (DD-598), a WWII Benson-class destroyer named for the same Secretary - it appears in asbestos rosters (e.g., Whelan) where this submarine does not - and with George Bancroft the historian (Naval Academy founder; Bancroft Hall). Promotional asbestos-marketing pages asserting equipment-level asbestos aboard SSBN-643 (navyshipexposure.com and similar) were located and excluded as prohibited sources; none of their claims are used anywhere in this record.

    Verification

    verified

    Role

    correction

    Documentation level

    context_only

    Accessed

    2026-09-19

    Limitations

    Collision screening only. The DD-598 destroyer is a different hull; any 'Bancroft' roster entry without the SSBN-643 hull number or 'George' given name is not attributable to this vessel. Marketing/competitor pages naming this hull were excluded under the prohibited-sources rule.

    Atlas source

    true

    Evidence ID

    ev-uss-george-bancroft-ssbn643-14

15. [15]Negative finding across NVR (Wayback), NHHC/DANFS (Wayback), SSP chronologies, CNIC, Green Book 2019, navysite, NavSource (Wayback), CourtListener feeds, five verified complaint rosters, and indexed litigation sweeps [other_primary]

    Locator

    see search_ledger sl-uss-george-bancroft-ssbn643-01..13

    Finding type

    historical_record

    Finding

    Negative finding: beyond the two pleading-stage document namings (ev-08, ev-09) and the official disposal-record/regime documentation (ev-06, ev-11), no ship-specific asbestos documentation of any kind was located for USS George Bancroft (SSBN-643) - no hull ACM survey, abatement contract, materials schedule, insulation specification, or recycling hazmat itemization across NVR, DANFS, SSP, CNIC, Green Book, navysite, NavSource, and web sweeps. Ship-specific asbestos documentation status: UNKNOWN apart from the pleading-stage namings and the documented disposal-era regime.

    Verification

    verified

    Role

    negative_finding

    Documentation level

    ship_specific

    Accessed

    2026-09-19

    Limitations

    Absence of a located record is not proof no record exists. This hull was recycled in 1997-98 under documented hazmat controls, so asbestos encountered during dismantling would have been handled inside the program described in ev-11 - but no hull-specific itemization was published or located.

    Atlas source

    true

    Evidence ID

    ev-uss-george-bancroft-ssbn643-15