{"formats":[{"name":"JSON","format":"json","url":"\/downloads\/2026\/code-json\/45.2-810.json"},{"name":"Plain Text","format":"text","url":"\/downloads\/2026\/code-text\/45.2-810.txt"},{"name":"XML","format":"xml","url":"\/downloads\/2026\/code-xml\/45.2-810.xml"},{"name":"HTML","format":"html","url":"\/downloads\/2026\/code-html\/45.2-810.html"}],"law_id":364482,"edition_id":2,"section_id":364482,"structure_id":52029,"section_number":"45.2-810","catch_line":" Circuit breakers and switches","history":"Code 1950, \u00a7 45-82.3; 1954, c. 191; 1966, c. 594, \u00a7 45.1-80; 1994, c. 28, \u00a7 45.1-161.189; 1999, c. 256; 2021, Sp. Sess. I, c. 387.","full_text":"A\n\nAutomatic circuit breaking devices or fuses of the correct type and capacity shall be installed so as to protect each piece of electrical equipment and each power circuit against excessive overload; however, this requirement shall not apply to any locomotive that is operated regularly on a grade that exceeds five percent. Wire or other conducting material shall not be used as a substitute for a properly designed fuse, and every circuit breaking device shall be maintained in safe operating condition.\n\nB\n\nAn automatic circuit breaker of the correct type and capacity shall be installed on each resistance-grounded circuit used underground. Such circuit breaker shall be located at the power source and equipped with devices to provide protection against under-voltage, grounded phase, short circuit, and overcurrent.\n\nC\n\nOperating controls such as switches, starters, and switch buttons shall be installed so that they are readily accessible and can be operated without danger of contact with moving or electrified parts.\n\nD\n\nA disconnecting switch shall be installed underground in each main power circuit within approximately 500 feet of the bottom of each shaft or borehole and at any other place at which a main power circuit enters the mine.\n\nE\n\nEach piece of electrical equipment and each circuit shall be provided with switches or other controls of safe design, construction, and installation.\n\nF\n\nInsulating mats or other electrically nonconductive material shall be kept in place at each power-control switch and at any piece of stationary machinery at which a shock hazard exists.\n\nG\n\nEach circuit breaker, disconnecting device, and switch shall be marked for identification.\n\n","order_by":null,"text":{"0":{"id":1357893,"text":"Automatic circuit breaking devices or fuses of the correct type and capacity shall be installed so as to protect each piece of electrical equipment and each power circuit against excessive overload; however, this requirement shall not apply to any locomotive that is operated regularly on a grade that exceeds five percent. Wire or other conducting material shall not be used as a substitute for a properly designed fuse, and every circuit breaking device shall be maintained in safe operating condition.","type":"section","prefixes":["A"],"prefix":"A","entire_prefix":"A","prefix_anchor":"A","level":1,"next_prefix":"B"},"1":{"id":1357894,"text":"An automatic circuit breaker of the correct type and capacity shall be installed on each resistance-grounded circuit used underground. Such circuit breaker shall be located at the power source and equipped with devices to provide protection against under-voltage, grounded phase, short circuit, and overcurrent.","type":"section","prefixes":["B"],"prefix":"B","entire_prefix":"B","prefix_anchor":"B","level":1,"prior_prefix":"A","next_prefix":"C"},"2":{"id":1357895,"text":"Operating controls such as switches, starters, and switch buttons shall be installed so that they are readily accessible and can be operated without danger of contact with moving or electrified parts.","type":"section","prefixes":["C"],"prefix":"C","entire_prefix":"C","prefix_anchor":"C","level":1,"prior_prefix":"B","next_prefix":"D"},"3":{"id":1357896,"text":"A disconnecting switch shall be installed underground in each main power circuit within approximately 500 feet of the bottom of each shaft or borehole and at any other place at which a main power circuit enters the mine.","type":"section","prefixes":["D"],"prefix":"D","entire_prefix":"D","prefix_anchor":"D","level":1,"prior_prefix":"C","next_prefix":"E"},"4":{"id":1357897,"text":"Each piece of electrical equipment and each circuit shall be provided with switches or other controls of safe design, construction, and installation.","type":"section","prefixes":["E"],"prefix":"E","entire_prefix":"E","prefix_anchor":"E","level":1,"prior_prefix":"D","next_prefix":"F"},"5":{"id":1357898,"text":"Insulating mats or other electrically nonconductive material shall be kept in place at each power-control switch and at any piece of stationary machinery at which a shock hazard exists.","type":"section","prefixes":["F"],"prefix":"F","entire_prefix":"F","prefix_anchor":"F","level":1,"prior_prefix":"E","next_prefix":"G"},"6":{"id":1357899,"text":"Each circuit breaker, disconnecting device, and switch shall be marked for identification.","type":"section","prefixes":["G"],"prefix":"G","entire_prefix":"G","prefix_anchor":"G","level":1,"prior_prefix":"F"}},"ancestry":[{"id":52029,"edition_id":2,"name":"Electricity","identifier":"2","label":"article","depth":5,"order_by":2,"parent_id":52027,"metadata":{"child_laws":15,"child_structures":0},"date_created":"2026-08-02 02:52:18","date_modified":"2026-08-02 12:33:50","permalink":{"id":1450443,"object_type":"structure","relational_id":52029,"identifier":"2","token":"45.2\/II\/B\/8\/2","url":"\/45.2\/II\/B\/8\/2\/","edition_id":2,"permalink":0,"preferred":1}},{"id":52027,"edition_id":2,"name":"Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc","identifier":"8","label":"chapter","depth":4,"order_by":2,"parent_id":52016,"metadata":{"child_laws":64,"child_structures":6},"date_created":"2026-08-02 02:52:18","date_modified":"2026-08-02 12:33:49","permalink":{"id":1450427,"object_type":"structure","relational_id":52027,"identifier":"8","token":"45.2\/II\/B\/8","url":"\/45.2\/II\/B\/8\/","edition_id":2,"permalink":0,"preferred":1}},{"id":52016,"edition_id":2,"name":"Underground Coal Mines","identifier":"B","label":"part","depth":3,"order_by":2,"parent_id":51931,"metadata":{"child_laws":141,"child_structures":17},"date_created":"2026-08-02 02:52:10","date_modified":"2026-08-02 12:33:40","permalink":{"id":1450097,"object_type":"structure","relational_id":52016,"identifier":"B","token":"45.2\/II\/B","url":"\/45.2\/II\/B\/","edition_id":2,"permalink":0,"preferred":1}},{"id":51931,"edition_id":2,"name":"Coal Mining","identifier":"II","label":"subtitle","depth":2,"order_by":2,"parent_id":51927,"metadata":{"child_laws":337,"child_structures":56},"date_created":"2026-08-02 02:51:17","date_modified":"2026-08-02 12:33:33","permalink":{"id":1449649,"object_type":"structure","relational_id":51931,"identifier":"II","token":"45.2\/II","url":"\/45.2\/II\/","edition_id":2,"permalink":0,"preferred":1}},{"id":51927,"edition_id":2,"name":"Mines, Minerals, and Energy","identifier":"45.2","label":"title","depth":1,"order_by":99,"parent_id":null,"metadata":{"child_laws":627,"child_structures":120},"date_created":"2026-08-02 02:51:17","date_modified":"2026-08-02 12:33:32","permalink":{"id":1449541,"object_type":"structure","relational_id":51927,"identifier":"45.2","token":"45.2","url":"\/45.2\/","edition_id":2,"permalink":0,"preferred":1}}],"structure_contents":[{"id":364475,"structure_id":52029,"section_number":"45.2-803","catch_line":" Surface electrical installations","url":"\/45.2-803\/","token":"45.2\/II\/B\/8\/2\/45.2-803","metadata":false},{"id":364476,"structure_id":52029,"section_number":"45.2-804","catch_line":" Surface transformers","url":"\/45.2-804\/","token":"45.2\/II\/B\/8\/2\/45.2-804","metadata":false},{"id":364477,"structure_id":52029,"section_number":"45.2-805","catch_line":" Underground transformers","url":"\/45.2-805\/","token":"45.2\/II\/B\/8\/2\/45.2-805","metadata":false},{"id":364478,"structure_id":52029,"section_number":"45.2-806","catch_line":" Stations and substations","url":"\/45.2-806\/","token":"45.2\/II\/B\/8\/2\/45.2-806","metadata":false},{"id":364479,"structure_id":52029,"section_number":"45.2-807","catch_line":" Power circuits","url":"\/45.2-807\/","token":"45.2\/II\/B\/8\/2\/45.2-807","metadata":false},{"id":364480,"structure_id":52029,"section_number":"45.2-808","catch_line":" Trolley wires and feeder wires","url":"\/45.2-808\/","token":"45.2\/II\/B\/8\/2\/45.2-808","metadata":false},{"id":364481,"structure_id":52029,"section_number":"45.2-809","catch_line":" Grounding","url":"\/45.2-809\/","token":"45.2\/II\/B\/8\/2\/45.2-809","metadata":false},{"id":364482,"structure_id":52029,"section_number":"45.2-810","catch_line":" Circuit breakers and switches","url":"\/45.2-810\/","token":"45.2\/II\/B\/8\/2\/45.2-810","metadata":false},{"id":364483,"structure_id":52029,"section_number":"45.2-811","catch_line":" Communication systems","url":"\/45.2-811\/","token":"45.2\/II\/B\/8\/2\/45.2-811","metadata":false},{"id":364484,"structure_id":52029,"section_number":"45.2-812","catch_line":" Electrical equipment","url":"\/45.2-812\/","token":"45.2\/II\/B\/8\/2\/45.2-812","metadata":false},{"id":364485,"structure_id":52029,"section_number":"45.2-813","catch_line":" Trailing cables","url":"\/45.2-813\/","token":"45.2\/II\/B\/8\/2\/45.2-813","metadata":false},{"id":364486,"structure_id":52029,"section_number":"45.2-814","catch_line":" Inspection of electrical equipment and wiring; checking and testing methane monitors","url":"\/45.2-814\/","token":"45.2\/II\/B\/8\/2\/45.2-814","metadata":false},{"id":364487,"structure_id":52029,"section_number":"45.2-815","catch_line":" Repairs to circuits and electric equipment","url":"\/45.2-815\/","token":"45.2\/II\/B\/8\/2\/45.2-815","metadata":false},{"id":364488,"structure_id":52029,"section_number":"45.2-816","catch_line":" Underground illumination","url":"\/45.2-816\/","token":"45.2\/II\/B\/8\/2\/45.2-816","metadata":false},{"id":364489,"structure_id":52029,"section_number":"45.2-817","catch_line":" Inspection of electric illumination equipment","url":"\/45.2-817\/","token":"45.2\/II\/B\/8\/2\/45.2-817","metadata":false}],"previous_section":{"id":364481,"structure_id":52029,"section_number":"45.2-809","catch_line":" Grounding","url":"\/45.2-809\/","token":"45.2\/II\/B\/8\/2\/45.2-809","metadata":false},"next_section":{"id":364483,"structure_id":52029,"section_number":"45.2-811","catch_line":" Communication systems","url":"\/45.2-811\/","token":"45.2\/II\/B\/8\/2\/45.2-811","metadata":false},"metadata":false,"official_url":"https:\/\/law.lis.virginia.gov\/vacode\/45.2-810\/","history_text":"

The record of this law\u2019s original creation isn\u2019t available online. It has been modified 4 times. Those modifications are cataloged by \u201cThe Acts of Assembly,\u201d a state publication, by year and chapter. Those modifications that can be read on the General Assembly\u2019s website will be linked accordingly. Those modifications are as follows: in 1954, chapter 191; in 1966, chapter 594; in 1994, chapter 28<\/a>; in 1999, chapter 256<\/a>.<\/p>","references":false,"refers_to":false,"permalink":{"id":1450473,"object_type":"law","relational_id":364482,"identifier":"45.2-810","token":"45.2\/II\/B\/8\/2\/45.2-810","url":"\/45.2-810\/","edition_id":2,"permalink":0,"preferred":1},"url":"\/45.2-810\/","token":"45.2\/II\/B\/8\/2\/45.2-810","dublin_core":{"Title":" Circuit breakers and switches","Type":"Text","Format":"text\/html","Identifier":"\u00a7 45.2-810","Relation":"Code of Virginia"},"html":"\n\t\t\t\t\t\t

A.<\/span> Automatic circuit<\/span> breaking devices or fuses of the correct type and capacity shall be installed so as to protect each piece of electrical equipment and each power circuit<\/span> against excessive overload; however, this requirement shall not apply to any locomotive that is operated regularly on a grade that exceeds five percent. Wire or other conducting material<\/span> shall not be used as a substitute for a properly designed fuse, and every circuit<\/span> breaking device shall be maintained in safe operating condition. <\/i><\/a><\/p><\/section>\n\t\t\t\t\t\t

B.<\/span> An automatic circuit<\/span> breaker of the correct type and capacity shall be installed on each resistance-grounded circuit<\/span> used underground. Such circuit<\/span> breaker shall be located at the power source and equipped with devices to provide protection against under-voltage, grounded phase, short circuit<\/span>, and overcurrent. <\/i><\/a><\/p><\/section>\n\t\t\t\t\t\t

C.<\/span> Operating controls such as switches, starters, and switch buttons shall be installed so that they are readily accessible and can be operated without danger of contact with moving or electrified parts. <\/i><\/a><\/p><\/section>\n\t\t\t\t\t\t

D.<\/span> A disconnecting switch shall be installed underground in each main power circuit<\/span> within approximately 500 feet of the bottom of each shaft or borehole and at any other place at which a main power circuit<\/span> enters the mine. <\/i><\/a><\/p><\/section>\n\t\t\t\t\t\t

E.<\/span> Each piece of electrical equipment and each circuit<\/span> shall be provided with switches or other controls of safe design, construction, and installation. <\/i><\/a><\/p><\/section>\n\t\t\t\t\t\t

F.<\/span> Insulating mats or other electrically nonconductive material<\/span> shall be kept in place at each power-control switch and at any piece of stationary machinery at which a shock hazard exists. <\/i><\/a><\/p><\/section>\n\t\t\t\t\t\t

G.<\/span> Each circuit<\/span> breaker, disconnecting device, and switch shall be marked for identification. <\/i><\/a><\/p><\/section>","plain_text":" CODE OF VIRGINIA\n\n CIRCUIT BREAKERS AND SWITCHES (\u00a7 45.2-810)\n\nA. Automatic circuit breaking devices or fuses of the correct type and capacity\nshall be installed so as to protect each piece of electrical equipment and each\npower circuit against excessive overload; however, this requirement shall not\napply to any locomotive that is operated regularly on a grade that exceeds five\npercent. Wire or other conducting material shall not be used as a substitute for\na properly designed fuse, and every circuit breaking device shall be maintained\nin safe operating condition.\n\nB. An automatic circuit breaker of the correct type and capacity shall be\ninstalled on each resistance-grounded circuit used underground. Such circuit\nbreaker shall be located at the power source and equipped with devices to\nprovide protection against under-voltage, grounded phase, short circuit, and\novercurrent.\n\nC. Operating controls such as switches, starters, and switch buttons shall be\ninstalled so that they are readily accessible and can be operated without danger\nof contact with moving or electrified parts.\n\nD. A disconnecting switch shall be installed underground in each main power\ncircuit within approximately 500 feet of the bottom of each shaft or borehole\nand at any other place at which a main power circuit enters the mine.\n\nE. Each piece of electrical equipment and each circuit shall be provided with\nswitches or other controls of safe design, construction, and installation.\n\nF. Insulating mats or other electrically nonconductive material shall be kept in\nplace at each power-control switch and at any piece of stationary machinery at\nwhich a shock hazard exists.\n\nG. Each circuit breaker, disconnecting device, and switch shall be marked for\nidentification.\n\nHISTORY: Code 1950, \u00a7 45-82.3; 1954, c. 191; 1966, c. 594, \u00a7 45.1-80; 1994, c.\n28, \u00a7 45.1-161.189; 1999, c. 256; 2021, Sp. Sess. I, c. 387.","edition":{"id":2,"name":"2026","slug":"2026","date_created":"2026-07-16 18:40:23","date_modified":"2026-08-02 15:14:36","current":1,"order_by":2,"last_import":"2026-08-02 12:37:30"}}