{"name": "Autodrome de Laon-Couvron (modified project).", "slug": "autodrome-de-laon-couvron-modified-project-a86f37c92a05431c", "as_of": "2026-10-05T23:05:41.559465+00:00", "depth": "basic", "facts": {"name": {"value": "Autodrome de Laon-Couvron (modified project).", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:3", "claim_id": "61575f87-5d17-40c4-bf94-37554d8db5ae", "modality": "reported", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "9a825f51-d578-4a41-8fc3-075bcf17a0d2", "valid_until": null, "assertion_id": "0377ad8c-ee1d-4a5c-8b38-de8dd84216f0", "temporal_expression": "", "extraction_confidence": 0.9}, "scope": {"value": "The modified scheme is described as covering 363 ha, down from the initial 509 ha project. It includes a 3.7 km motor circuit; a 1,199 m by 23 m airstrip using existing taxiway 2 (about 2.8 ha including clearances); an activity area with about 4,700 m\u00b2 of existing buildings to be reconfigured for vehicle maintenance and other businesses; four underground fuel tanks with 230 m\u00b3 total capacity; three car parks of 990 m\u00b2, 14,890 m\u00b2 and 15,625 m\u00b2; and a heliport. Other planned facilities include a 31 m\u00b2 entrance lodge, an 800 m\u00b2 reception and exhibition space, a 1,500 m\u00b2 paddock, and 550 m\u00b2 for offices, race control and medical facilities. Fourteen buildings are to be demolished and another partly demolished, retaining an electrical transformer post. The revised drainage plan reduces seven infiltration basins to five and increases their stated useful volume from 13,781 m\u00b3 to 16,853 m\u00b3. The opinion reports 67 ha for the autodrome and associated buildings and 194 ha allocated to the separate Neoen project, but says the use of the former base\u2019s remaining land needs clarification; the complete site boundary and land-use split are therefore not reconciled.", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:4", "claim_id": "f77335c5-b166-4a0c-bcd5-f1ee7f702f4e", "modality": "planned", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "53d16d4a-053b-4f52-8088-786c7b243319", "valid_until": null, "assertion_id": "56b5b3c4-a769-45ad-8daa-4efc1b3927af", "temporal_expression": "", "extraction_confidence": 0.9}, "country": {"value": "France.", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:3", "claim_id": "ff415fe4-ec58-45d7-bb99-555fe7428cbf", "modality": "reported", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "9a825f51-d578-4a41-8fc3-075bcf17a0d2", "valid_until": null, "assertion_id": "818160ac-ac59-433d-a276-5010fec4b0e1", "temporal_expression": "", "extraction_confidence": 0.9}, "ecology": {"value": "The authority identifies protected species and habitats, biodiversity and ecological continuity, groundwater, contaminated soils and pyrotechnic risks, air quality, noise, traffic and greenhouse-gas emissions as material issues. The 2018 nature-protection opinion was unfavorable. Ecological compensation required under the 2019 authorization covered 242 ha, was only partly implemented, and was interrupted in 2020; at Sissonne, 67 of 132 planned hectares had been completed. The revised assessment estimates 26.68 ha of habitat loss for the Eurasian stone-curlew and 53.36 ha of compensation, but the authority says the overall compensation assessment remains incomplete and does not demonstrate no net biodiversity loss, including cumulatively with the solar project. MSV is reported as proposing no additional compensation. The authority also reports that 2025 analyses found water from the site\u2019s F2 borehole had parameters non-compliant with potable use, and asks for the abstraction level and measures to ensure potable-water compliance to be addressed. Soil contamination and earthworks information remain incomplete. Operating emissions are estimated at about 3,150 tCO2e per year; construction emissions were not estimated, and the claimed carbon compensation is not substantiated. Traffic effects outside the site also remain insufficiently clarified.", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:3", "claim_id": "c683929b-06ae-40aa-91be-1c85a139e6ac", "modality": "reported", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "9a825f51-d578-4a41-8fc3-075bcf17a0d2", "valid_until": null, "assertion_id": "4dad00b9-b7ef-4d73-9f49-66edb08e8548", "temporal_expression": "", "extraction_confidence": 0.9}, "activity": {"value": "Planned uses include sports-car and motorcycle owner driving days, manufacturer events and tests, driving courses, up to six car or motorcycle race weekends per year, driver and road-safety training, and training for emergency services. Leisure and sports operation is planned for daytime hours, with specified weekday and weekend limits; industrial testing is envisaged around the clock. Airfield use is limited to daylight and specified operating hours, with the dossier estimating up to 10 aircraft movements per day.", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:6", "claim_id": "582835ae-acd5-4bae-a2b0-d012e2fd7eec", "modality": "planned", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "19776d8b-324d-422a-8511-22045f016c2b", "valid_until": null, "assertion_id": "ac5a8ad5-d940-405f-a05c-c72fc189dd20", "temporal_expression": "", "extraction_confidence": 0.9}, "delivery": {"value": "The 2018 version was not carried out and its development permits expired. MSV subsequently modified the project and is seeking a new development permit. The reviewed pages do not establish that construction has begun or provide an implementation schedule; the authority asks for the works and timetable to be described.", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:4", "claim_id": "1e232840-bebf-4c60-91c1-34f42e602183", "modality": "reported", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "53d16d4a-053b-4f52-8088-786c7b243319", "valid_until": null, "assertion_id": "a0074030-beb3-4944-b93c-01536b1c1d90", "temporal_expression": "", "extraction_confidence": 0.9}, "location": {"value": "On the former NATO military air base near Laon, across Ch\u00e9ry-l\u00e8s-Pouilly, Couvron-et-Aumencourt, Vivaise and Cr\u00e9py, in the Aisne department (02). The former base is described as 509 ha, with existing buildings, roads and a 94 ha airfield; it has not been used since 2012.", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:3", "claim_id": "f291c7df-8bc4-49bf-a6b5-d324f032a48e", "modality": "reported", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "9a825f51-d578-4a41-8fc3-075bcf17a0d2", "valid_until": null, "assertion_id": "357b8e84-db54-4bfe-968a-3666897c77f7", "temporal_expression": "", "extraction_confidence": 0.9}, "next_milestone": {"value": "The new development-permit dossier is under examination in the reviewed account. Its decision and any subsequent construction milestone are not reported; a works schedule remains to be clarified.", "rights": "facts_only", "source": {"url": "https://www.igedd.developpement-durable.gouv.fr/IMG/pdf/autodrome_de_laon-couvron_a_chery-les-pouilly_couvron-et-aumencourt_crepy_et_vivaise_02_-_2e_avis_cle2141b4.pdf", "name": "IGEDD environmental authority native opinion text", "origin": "live", "checksum": "069af668ffe636521bc9fd22a984bd2f2ec1a3023824895ce977d8ac75528174", "observed_at": "2026-10-05T21:01:04.329326+00:00", "revision_id": "a2d268d4-4fb7-4040-a85b-8128399f4206", "published_at": null}, "locator": "page:8", "claim_id": "38c2f96b-15d3-4a6f-8c1d-d853c7b98928", "modality": "unknown", "confidence": 0.9, "valid_from": null, "attribution": "IGEDD / Autorit\u00e9 environnementale", "evidence_id": "f11f10a9-379e-4a68-855c-4f0bffbd48f8", "valid_until": null, "assertion_id": "79509a85-7805-449f-8e78-eecdc75dc2dc", "temporal_expression": "", "extraction_confidence": 0.9}}, "origin": "snapshot", "revision": 1, "timeline": [], "is_sample": false, "project_id": "5d1c0a3e-878a-4c1c-bc6e-50e0542f5143", "publication": {"local_only": false, "reviewed_at": "2026-10-16T09:34:25.974713+00:00", "indexability": "noindex", "buying_window": "unknown", "policy_version": "accepted-destination-v1", "template_version": "dossier-v1"}, "public_summary": "Autodrome de Laon-Couvron\n\nThe environmental opinion dated 10 September 2026 describes a modified motorsport, airfield and activity-area project on the former military air base near Laon, across four communes in Aisne, France. The planned scheme includes a 3.7 km circuit and a 1,199 m airstrip, alongside activity and support facilities. \n\nThe opinion says the 2018 version was not carried out and its permits expired. At the time described, MSV was seeking a new development permit; the reviewed pages do not establish a construction start or works timetable. \n\nThe five planned infiltration basins are part of the autodrome project but serve rainwater management across the former base, including the separate solar project. The authority asks that the sizing assumptions be justified or reconsidered, including runoff from photovoltaic areas and expected climate changes. \n\nThe opinion also identifies unresolved environmental matters, including ecological compensation, groundwater and potable-water compliance, soil information, external traffic effects and greenhouse-gas emissions.", "schema_version": "1.0", "public_unknowns": ["The reviewed opinion does not report the outcome of the modified development-permit process, a construction start or a works timetable; it calls for the works and schedule to be described.", "The complete division of the former base among the autodrome, the separate solar project and other uses is not reconciled.", "The authority says the compensation assessment does not demonstrate no net biodiversity loss, including when the autodrome and solar project are considered together.", "The material reviewed is extracted text from pages 3\u201315 of the 15-page opinion. Pages 1\u20132 and graphical content were not interpreted, and OCR was not commissioned."], "evidence_observed_at": "2026-10-05T21:01:04.329326+00:00", "knowledge_reviewed_at": "2026-10-16T09:34:25.974713+00:00", "decisive_evidence_observed_at": "2026-10-05T21:01:04.329326+00:00", "export_metadata": {"publisher": "CapexCue", "project_title": "Autodrome de Laon-Couvron (modified project)", "original_project_title": "Autodrome de Laon-Couvron (modified project).", "canonical_url": "https://capexcue.com/projects/autodrome-de-laon-couvron-modified-project-a86f37c92a05431c/", "release": {"id": "1d6ed2a3-9287-44f6-b455-21838aebd67e", "number": 1, "published_at": "2026-10-16T09:34:27.558454+00:00"}, "release_reference": "release 1 (1d6ed2a3-9287-44f6-b455-21838aebd67e)", "current_dossier_url": "https://capexcue.com/projects/autodrome-de-laon-couvron-modified-project-a86f37c92a05431c/", "citation": "CapexCue \u2014 Autodrome de Laon-Couvron (modified project) \u2014 dossier released 2026-10-16T09:34:27.558454+00:00, release 1 (1d6ed2a3-9287-44f6-b455-21838aebd67e) \u2014 https://capexcue.com/projects/autodrome-de-laon-couvron-modified-project-a86f37c92a05431c/.", "edition_note": "This file records the release identified above; visit the current dossier for later updates.", "presentation": {"version": "dossier-presentation-v7", "project_milestones": [], "project_category": null, "project_metadata": {"version": "released-metadata-v7", "category": null, "input_hash": "a3c516f3ebc44bbdce47b5a8b46d71fbdc1b2740362bb1ceea982b2490be6843", "release_id": "1d6ed2a3-9287-44f6-b455-21838aebd67e", "type_codes": [], "field_states": {"type": {"state": "blocked", "reason": "France is explicit. Park category and type: mixed circuit/aviation uses and unreconciled site boundary remain ambiguous."}, "region": {"state": "accepted", "reason": "derived_from_accepted_countries"}, "country": {"state": "accepted", "reason": "France is explicit. Park category and type: mixed circuit/aviation uses and unreconciled site boundary remain ambiguous."}, "category": {"state": "blocked", "reason": "France is explicit. Park category and type: mixed circuit/aviation uses and unreconciled site boundary remain ambiguous."}}, "region_codes": ["europe"], "release_hash": "5def5d5d8cb2382a33999f9ff93e5470a71121698bd7ccb3cfecd900d499f7f4", "assessment_id": "532f78ed-9eaf-42a4-9409-d7cbbf97818b", "country_codes": ["FR"], "assessment_hash": "ca86be6446d8b706bbe6c5f7b8c797f8a4ef1f15bbe688981bcb0f2051e33a46", "country_label": "France", "region_label": "Europe", "type_labels": []}, "date_note": "Project event times are distinct from source publication, observation and dossier release dates. An elapsed plan does not establish completion."}}}