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- {"category": "1.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.1", "id": "1-1", "placard_design_section": "172.522", "placard_name": "EXPLOSIVES 1.1", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.1 | EXPLOSIVES 1.1 | 172.522", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-1/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
2
- {"category": "1.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.2", "id": "1-2", "placard_design_section": "172.522", "placard_name": "EXPLOSIVES 1.2", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.2 | EXPLOSIVES 1.2 | 172.522", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-2/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
3
- {"category": "1.3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.3", "id": "1-3", "placard_design_section": "172.522", "placard_name": "EXPLOSIVES 1.3", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.3 | EXPLOSIVES 1.3 | 172.522", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-3/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
4
- {"category": "1.4", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.4", "id": "1-4", "placard_design_section": "172.523", "placard_name": "EXPLOSIVES 1.4", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.4 | EXPLOSIVES 1.4 | 172.523", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-4/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
5
- {"category": "1.5", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.5", "id": "1-5", "placard_design_section": "172.524", "placard_name": "EXPLOSIVES 1.5", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.5 | EXPLOSIVES 1.5 | 172.524", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-5/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
6
- {"category": "1.6", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.6", "id": "1-6", "placard_design_section": "172.525", "placard_name": "EXPLOSIVES 1.6", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.6 | EXPLOSIVES 1.6 | 172.525", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-6/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
7
- {"category": "2.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "2.1", "id": "2-1", "placard_design_section": "172.532", "placard_name": "FLAMMABLE GAS", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "2.1 | FLAMMABLE GAS | 172.532", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/2-1/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
8
- {"category": "2.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "2.2", "id": "2-2", "placard_design_section": "172.528", "placard_name": "NON-FLAMMABLE GAS", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "2.2 | NON-FLAMMABLE GAS | 172.528", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/2-2/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
9
- {"category": "2.3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "2.3", "id": "2-3", "placard_design_section": "172.540", "placard_name": "POISON GAS", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "2.3 | POISON GAS | 172.540", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/2-3/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
10
- {"category": "3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "3", "id": "3", "placard_design_section": "172.542", "placard_name": "FLAMMABLE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "3 | FLAMMABLE | 172.542", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/3/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
11
- {"category": "4.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "4.1", "id": "4-1", "placard_design_section": "172.546", "placard_name": "FLAMMABLE SOLID", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "4.1 | FLAMMABLE SOLID | 172.546", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/4-1/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
12
- {"category": "4.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "4.2", "id": "4-2", "placard_design_section": "172.547", "placard_name": "SPONTANEOUSLY COMBUSTIBLE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "4.2 | SPONTANEOUSLY COMBUSTIBLE | 172.547", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/4-2/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
13
- {"category": "4.3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "4.3", "id": "4-3", "placard_design_section": "172.548", "placard_name": "DANGEROUS WHEN WET", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "4.3 | DANGEROUS WHEN WET | 172.548", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/4-3/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
14
- {"category": "5.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "5.1", "id": "5-1", "placard_design_section": "172.550", "placard_name": "OXIDIZER", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "5.1 | OXIDIZER | 172.550", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/5-1/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
15
- {"category": "5.2 — Organic peroxide, Type B, liquid or solid, temperature", "class_qualifier": "Organic peroxide, Type B, liquid or solid, temperature controlled", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "5.2", "id": "5-2-organic-peroxide-type-b-liquid-or-solid-temperature", "placard_design_section": "172.552", "placard_name": "ORGANIC PEROXIDE", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "5.2 (Organic peroxide, Type B, liquid or solid, temperature controlled) | ORGANIC PEROXIDE | 172.552", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/5-2-organic-peroxide-type-b-liquid-or-solid-temperature/", "verified_fields": ["class_qualifier", "general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
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- {"category": "5.2 — Other than organic peroxide, Type B, liquid or solid", "class_qualifier": "Other than organic peroxide, Type B, liquid or solid, temperature controlled", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "5.2", "id": "5-2-other-than-organic-peroxide-type-b-liquid-or-solid", "placard_design_section": "172.552", "placard_name": "ORGANIC PEROXIDE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "5.2 (Other than organic peroxide, Type B, liquid or solid, temperature controlled) | ORGANIC PEROXIDE | 172.552", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/5-2-other-than-organic-peroxide-type-b-liquid-or-solid/", "verified_fields": ["class_qualifier", "general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
17
- {"category": "6.1 — material poisonous by", "class_qualifier": "material poisonous by inhalation", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "6.1", "id": "6-1-material-poisonous-by", "placard_design_section": "172.555", "placard_name": "POISON INHALATION HAZARD", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "6.1 (material poisonous by inhalation (see <https://www.ecfr.gov/current/title-49/section-171.8> § 171.8 of this subchapter )) | POISON INHALATION HAZARD | 172.555", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/6-1-material-poisonous-by/", "verified_fields": ["class_qualifier", "general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
18
- {"category": "6.1 — other than material poisonous by", "class_qualifier": "other than material poisonous by inhalation", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "6.1", "id": "6-1-other-than-material-poisonous-by", "placard_design_section": "172.554", "placard_name": "POISON", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "6.1 (other than material poisonous by inhalation) | POISON | 172.554", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/6-1-other-than-material-poisonous-by/", "verified_fields": ["class_qualifier", "general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
19
- {"category": "6.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "6.2", "id": "6-2", "placard_name": "NONE", "placarding_threshold": "no placard specified for this class", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "6.2 | NONE |", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/6-2/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_name", "regulation"]}
20
- {"category": "7", "class_qualifier": "Radioactive Yellow III label only", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "7", "id": "7", "placard_design_section": "172.556", "placard_name": "RADIOACTIVE", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "7 (Radioactive Yellow III label only) | RADIOACTIVE 1 | 172.556", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/7/", "verified_fields": ["class_qualifier", "general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation"]}
21
- {"category": "8", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "8", "id": "8", "placard_design_section": "172.558", "placard_name": "CORROSIVE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "8 | CORROSIVE | 172.558", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/8/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
22
- {"category": "9", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "9", "id": "9", "placard_design_section": "172.560", "placard_name": "CLASS 9", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "9 | CLASS 9 (see <https://www.ecfr.gov/current/title-49/section-172.504#p-172.504(f)(9)> § 172.504(f)(9) ) | 172.560", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/9/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
23
- {"category": "Combustible liquid", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "Combustible liquid", "id": "combustible-liquid", "placard_design_section": "172.544", "placard_name": "COMBUSTIBLE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "Combustible liquid | COMBUSTIBLE | 172.544", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/combustible-liquid/", "verified_fields": ["general_placarding_rule", "hazard_class", "placard_design_section", "placard_name", "regulation", "threshold_exception_scope", "threshold_quantity_rule"]}
 
1
+ {"category": "1.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.1", "id": "1-1", "placard_design_section": "172.522", "placard_name": "EXPLOSIVES 1.1", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.1 | EXPLOSIVES 1.1 | 172.522", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-1/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
2
+ {"category": "1.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.2", "id": "1-2", "placard_design_section": "172.522", "placard_name": "EXPLOSIVES 1.2", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.2 | EXPLOSIVES 1.2 | 172.522", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-2/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
3
+ {"category": "1.3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.3", "id": "1-3", "placard_design_section": "172.522", "placard_name": "EXPLOSIVES 1.3", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.3 | EXPLOSIVES 1.3 | 172.522", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-3/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
4
+ {"category": "1.4", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.4", "id": "1-4", "placard_design_section": "172.523", "placard_name": "EXPLOSIVES 1.4", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.4 | EXPLOSIVES 1.4 | 172.523", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-4/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
5
+ {"category": "1.5", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.5", "id": "1-5", "placard_design_section": "172.524", "placard_name": "EXPLOSIVES 1.5", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.5 | EXPLOSIVES 1.5 | 172.524", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-5/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
6
+ {"category": "1.6", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "1.6", "id": "1-6", "placard_design_section": "172.525", "placard_name": "EXPLOSIVES 1.6", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "1.6 | EXPLOSIVES 1.6 | 172.525", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/1-6/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
7
+ {"category": "2.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "2.1", "id": "2-1", "placard_design_section": "172.532", "placard_name": "FLAMMABLE GAS", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "2.1 | FLAMMABLE GAS | 172.532", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/2-1/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
8
+ {"category": "2.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "2.2", "id": "2-2", "placard_design_section": "172.528", "placard_name": "NON-FLAMMABLE GAS", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "2.2 | NON-FLAMMABLE GAS | 172.528", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/2-2/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
9
+ {"category": "2.3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "2.3", "id": "2-3", "placard_design_section": "172.540", "placard_name": "POISON GAS", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "2.3 | POISON GAS | 172.540", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/2-3/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
10
+ {"category": "3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "3", "id": "3", "placard_design_section": "172.542", "placard_name": "FLAMMABLE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "3 | FLAMMABLE | 172.542", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/3/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
11
+ {"category": "4.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "4.1", "id": "4-1", "placard_design_section": "172.546", "placard_name": "FLAMMABLE SOLID", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "4.1 | FLAMMABLE SOLID | 172.546", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/4-1/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
12
+ {"category": "4.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "4.2", "id": "4-2", "placard_design_section": "172.547", "placard_name": "SPONTANEOUSLY COMBUSTIBLE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "4.2 | SPONTANEOUSLY COMBUSTIBLE | 172.547", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/4-2/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
13
+ {"category": "4.3", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "4.3", "id": "4-3", "placard_design_section": "172.548", "placard_name": "DANGEROUS WHEN WET", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "4.3 | DANGEROUS WHEN WET | 172.548", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/4-3/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
14
+ {"category": "5.1", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "5.1", "id": "5-1", "placard_design_section": "172.550", "placard_name": "OXIDIZER", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "5.1 | OXIDIZER | 172.550", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/5-1/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
15
+ {"category": "5.2 — Organic peroxide, Type B, liquid or solid, temperature", "class_qualifier": "Organic peroxide, Type B, liquid or solid, temperature controlled", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "5.2", "id": "5-2-organic-peroxide-type-b-liquid-or-solid-temperature", "placard_design_section": "172.552", "placard_name": "ORGANIC PEROXIDE", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "5.2 (Organic peroxide, Type B, liquid or solid, temperature controlled) | ORGANIC PEROXIDE | 172.552", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/5-2-organic-peroxide-type-b-liquid-or-solid-temperature/", "verified_fields": ["class_qualifier", "hazard_class", "placard_design_section", "placard_name"]}
16
+ {"category": "5.2 — Other than organic peroxide, Type B, liquid or solid", "class_qualifier": "Other than organic peroxide, Type B, liquid or solid, temperature controlled", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "5.2", "id": "5-2-other-than-organic-peroxide-type-b-liquid-or-solid", "placard_design_section": "172.552", "placard_name": "ORGANIC PEROXIDE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "5.2 (Other than organic peroxide, Type B, liquid or solid, temperature controlled) | ORGANIC PEROXIDE | 172.552", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/5-2-other-than-organic-peroxide-type-b-liquid-or-solid/", "verified_fields": ["class_qualifier", "hazard_class", "placard_design_section", "placard_name"]}
17
+ {"category": "6.1 — material poisonous by", "class_qualifier": "material poisonous by inhalation", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "6.1", "id": "6-1-material-poisonous-by", "placard_design_section": "172.555", "placard_name": "POISON INHALATION HAZARD", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "6.1 (material poisonous by inhalation (see § 171.8 of this subchapter )) | POISON INHALATION HAZARD | 172.555", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/6-1-material-poisonous-by/", "verified_fields": ["class_qualifier", "hazard_class", "placard_design_section", "placard_name"]}
18
+ {"category": "6.1 — other than material poisonous by", "class_qualifier": "other than material poisonous by inhalation", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "6.1", "id": "6-1-other-than-material-poisonous-by", "placard_design_section": "172.554", "placard_name": "POISON", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "6.1 (other than material poisonous by inhalation) | POISON | 172.554", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/6-1-other-than-material-poisonous-by/", "verified_fields": ["class_qualifier", "hazard_class", "placard_design_section", "placard_name"]}
19
+ {"category": "6.2", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "6.2", "id": "6-2", "placard_name": "NONE", "placarding_threshold": "no placard specified for this class", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "6.2 | NONE |", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/6-2/", "verified_fields": ["hazard_class", "placard_name"]}
20
+ {"category": "7", "class_qualifier": "Radioactive Yellow III label only", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "7", "id": "7", "placard_design_section": "172.556", "placard_name": "RADIOACTIVE", "placarding_threshold": "any quantity", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "7 (Radioactive Yellow III label only) | RADIOACTIVE 1 | 172.556", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/7/", "verified_fields": ["class_qualifier", "hazard_class", "placard_design_section", "placard_name"]}
21
+ {"category": "8", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "8", "id": "8", "placard_design_section": "172.558", "placard_name": "CORROSIVE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "8 | CORROSIVE | 172.558", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/8/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
22
+ {"category": "9", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "9", "id": "9", "placard_design_section": "172.560", "placard_name": "CLASS 9", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "9 | CLASS 9 (see § 172.504(f)(9) ) | 172.560", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/9/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}
23
+ {"category": "Combustible liquid", "derived_fields": ["category", "placarding_threshold"], "general_placarding_rule": "Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section", "hazard_class": "Combustible liquid", "id": "combustible-liquid", "placard_design_section": "172.544", "placard_name": "COMBUSTIBLE", "placarding_threshold": "1,001 lb (454 kg) aggregate gross weight", "regulation": "§ 172.504 General placarding requirements.", "source": "https://www.ecfr.gov/current/title-49/section-172.504", "source_quote": "Combustible liquid | COMBUSTIBLE | 172.544", "threshold_exception_scope": "when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required", "threshold_quantity_rule": "A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2", "url": "https://referencesource.org/dot-hazmat-placarding-thresholds/combustible-liquid/", "verified_fields": ["hazard_class", "placard_design_section", "placard_name"]}