Potentially 60 years.
Sentencing guidelines will probably bring the max down to closer to 20 years.
I would estimate 15 to 20 years if convicted on all charges.
Count 1:
§231. Civil disorders
(a)(1) Whoever teaches or demonstrates to any other person the use, application, or making of any firearm or explosive or incendiary device, or technique capable of causing injury or death to persons, knowing or having reason to know or intending that the same will be unlawfully employed for use in, or in furtherance of, a civil disorder which may in any way or degree obstruct, delay, or adversely affect commerce or the movement of any article or commodity in commerce or the conduct or performance of any federally protected function; or
(2) Whoever transports or manufactures for transportation in commerce any firearm, or explosive or incendiary device, knowing or having reason to know or intending that the same will be used unlawfully in furtherance of a civil disorder; or
Shall be fined under this title or imprisoned not more than five years, or both.
Count 2:
§1512. Tampering with a witness, victim, or an informant
(c) Whoever corruptly-
(2) otherwise obstructs, influences, or impedes any official proceeding, or attempts to do so,
shall be fined under this title or imprisoned not more than 20 years, or both.
Count 3:
§1752. Restricted building or grounds
(a) Whoever-
(1) knowingly enters or remains in any restricted building or grounds without lawful authority to do so;
(b) The punishment for a violation of subsection (a) is-
(1) a fine under this title or imprisonment for not more than 10 years, or both, if-
(A) the person, during and in relation to the offense, uses or carries a deadly or dangerous weapon or firearm;
Count 4:
§231. Civil disorders
(a)(1) Whoever teaches or demonstrates to any other person the use, application, or making of any firearm or explosive or incendiary device, or technique capable of causing injury or death to persons, knowing or having reason to know or intending that the same will be unlawfully employed for use in, or in furtherance of, a civil disorder which may in any way or degree obstruct, delay, or adversely affect commerce or the movement of any article or commodity in commerce or the conduct or performance of any federally protected function; or
(2) Whoever transports or manufactures for transportation in commerce any firearm, or explosive or incendiary device, knowing or having reason to know or intending that the same will be used unlawfully in furtherance of a civil disorder; or
(3) Whoever commits or attempts to commit any act to obstruct, impede, or interfere with any fireman or law enforcement officer lawfully engaged in the lawful performance of his official duties incident to and during the commission of a civil disorder which in any way or degree obstructs, delays, or adversely affects commerce or the movement of any article or commodity in commerce or the conduct or performance of any federally protected function-
Shall be fined under this title or imprisoned not more than five years, or both.
Count 5:
§1512. Tampering with a witness, victim, or an informant
(a)(1) Whoever kills or attempts to kill another person, with intent to-
(A) prevent the attendance or testimony of any person in an official proceeding;
(B) prevent the production of a record, document, or other object, in an official proceeding; or
(C) prevent the communication by any person to a law enforcement officer or judge of the United States of information relating to the commission or possible commission of a Federal offense or a violation of conditions of probation, parole, or release pending judicial proceedings;
shall be punished as provided in paragraph (3).
(2) Whoever uses physical force or the threat of physical force against any person, or attempts to do so, with intent to-
(A) influence, delay, or prevent the testimony of any person in an official proceeding;
(B) cause or induce any person to-
(i) withhold testimony, or withhold a record, document, or other object, from an official proceeding;
(ii) alter, destroy, mutilate, or conceal an object with intent to impair the integrity or availability of the object for use in an official proceeding;
(iii) evade legal process summoning that person to appear as a witness, or to produce a record, document, or other object, in an official proceeding; or
(iv) be absent from an official proceeding to which that person has been summoned by legal process; or
(C) hinder, delay, or prevent the communication to a law enforcement officer or judge of the United States of information relating to the commission or possible commission of a Federal offense or a violation of conditions of probation, supervised release, parole, or release pending judicial proceedings;
shall be punished as provided in paragraph (3).
(3) The punishment for an offense under this subsection is-
(A) in the case of a killing, the punishment provided in sections 1111 and 1112;
(B) in the case of-
(i) an attempt to murder; or
(ii) the use or attempted use of physical force against any person;
imprisonment for not more than 30 years; and
(C) in the case of the threat of use of physical force against any person, imprisonment for not more than 20 years.