Okla. Admin. Code § 748:20-4-14

Current through Vol. 42, No. 3, October 15, 2024

Section 748:20-4-14 - IFC[®] 2018 Chapter 9 Fire Protection Systems

Chapter 9 of the Oklahoma adopted IFC® 2018 is adopted with the following modifications:

(1) Section 903.2.9 Group S-1. This section has been modified to add an exception to the fifth requirement in the list for when an automatic fire sprinkler system is required. This section has been modified to read: 903.2.9 Group S-1. An automatic sprinkler system shall be provided throughout all buildings containing a Group S-1 occupancy where one of the following conditions exists:

(A) A Group S-1 fire area exceeds 12,000 square feet (1115 square meters).

(B) A Group S-1 fire area is located more than three stories above grade plane.

(C) The combined area of all Group S-1 fire areas on all floors, including any mezzanines, exceeds 24,000 square feet (2230 square meters).

(D) A Group S-1 fire area used for the storage of commercial motor vehicles where the fire area exceeds 5,000 square feet (464 square meters).

(E) A Group S-1 occupancy used for the storage of upholstered furniture or mattresses exceeds 2,500 square feet (232 square meters). Exception: Self-service storage facility where the fire area is less than 5,000 square feet (464 square meters).

(2) Table 903.2.11.6 Additional Required Fire Suppression Systems. This table has been modified to add a row for stationary and mobile energy storage systems. This table has been modified to read: Table 903.2.11.6 Additional Required Fire Suppression Systems. The table contains 62 rows with two columns per row and is described below:

(A) Row 1 is the header row and has the following headers in the two columns:

(i) Row 1, column 1 is entitled "Section"

(ii) Row 1, column 2 is entitled "Subject"

(B) Row 2 has not been modified and contains the following information:

(i) Row 2, column 1 contains the section number "914.2.1."

(ii) Row 2, column 2 contains the wording "Covered and open mall buildings."

(C) Row has not been modified and contains the following information:

(i) Row 3, column 1 contains the section number "914.3.1."

(ii) Row 3, column 2 contains the wording "High-rise buildings."

(D) Row 4 has not been modified and contains the following information:

(i) Row 4, column 1 contains the section number "914.4.1."

(ii) Row 4, column 2 contains the wording "Atriums."

(E) Row 5 has not been modified and contains the following information:

(i) Row 5, column 1 contains the section number "914.5.1."

(ii) Row 5, column 2 contains the wording "Underground structures."

(F) Row 6 has not been modified and contains the following information:

(i) Row 6, column 1 contains the section number "914.6.1."

(ii) Row 6, column 2 contains the wording "Stages."

(G) Row 7 has not been modified and contains the following information:

(i) Row 7, column 1 contains the section number "914.7.1."

(ii) Row 7, column 2 contains the wording "Special amusement buildings."

(H) Row 8 has not been modified and contains the following information:

(i) Row 8, column 1 contains the section number "914.8.2."

(ii) Row 8, column 2 contains the wording "Air traffic control towers."

(I) Row 9 has not been modified and contains the following information:

(i) Row 9, column 1 contains the section number "914.8.3, 914.8.6."

(ii) Row 9, column 2 contains the wording "Aircraft hangars."

(J) Row 10 has not been modified and contains the following information:

(i) Row 10, column 1 contains the section number "914.9."

(ii) Row 10, column 2 contains the wording "Flammable finishes."

(K) Row 11 has not been modified and contains the following information:

(i) Row 11, column 1 contains the section number "914.10."

(ii) Row 11, column 2 contains the wording "Drying rooms."

(L) Row 12 has not been modified and contains the following information:

(i) Row 12, column 1 contains the section number "914.11.1."

(ii) Row 12, column 2 contains the wording "Ambulatory care facilities."

(M) Row 13 has not been modified and contains the following information:

(i) Row 13, column 1 contains the section number "1029.6.2.3."

(ii) Row 13, column 2 contains the wording "Smoke-protected assembly seating."

(N) Row 14 has not been modified and contains the following information:

(i) Row 14, column 1 contains the section number "1103.5.1."

(ii) Row 14, column 2 contains the wording "Existing Group A occupancies."

(O) Row 15 has not been modified and contains the following information:

(i) Row 15, column 1 contains the section number "1103.5.2."

(ii) Row 15, column 2 contains the wording "Pyroxylin plastic storage in existing buildings."

(P) Row 16 has not been modified and contains the following information:

(i) Row 16, column 1 contains the section number "1103.5.3."

(ii) Row 16, column 2 contains the wording "Existing Group I-2 occupancies."

(Q) Row 17 has not been modified and contains the following information:

(i) Row 17, column 1 contains the section number "1103.5.4."

(ii) Row 17, column 2 contains the wording "Existing Group I-2, Condition 2 occupancies."

(R) Row 18 has not been modified and contains the following information:

(i) Row 18, column 1 contains the section number "1103.5.4."

(ii) Row 18, column 2 contains the wording "Pyroxylin plastics."

(S) Row 19 has been modified and contains the following information:

(i) Row 19, column 1 contains the section number "Table 1206.7, Table 1206.8, Table 1206.9, Table 1206.10."

(ii) Row 19, column 2 contains the wording "Stationary and mobile energy storage systems."

(T) Row 20 has not been modified and contains the following information:

(i) Row 20, column 1 contains the section number "2108.2."

(ii) Row 20, column 2 contains the wording "Dry cleaning plants."

(U) Row 21 has not been modified and contains the following information:

(i) Row 21, column 1 contains the section number "2108.3."

(ii) Row 21, column 2 contains the wording "Dry cleaning machines."

(V) Row 22 has not been modified and contains the following information:

(i) Row 22, column 1 contains the section number "2309.3.1.5.2."

(ii) Row 22, column 2 contains the wording "Hydrogen motor fuel-dispensing area canopies."

(W) Row 23 has not been modified and contains the following information:

(i) Row 23, column 1 contains the section number "2404.2."

(ii) Row 23, column 2 contains the wording "Spray finishing in Group A, E, I or R."

(X) Row 24 has not been modified and contains the following information:

(i) Row 24 column 1 contains the section number "2404.4."

(ii) Row 24, column 2 contains the wording "Spray booths and spray rooms."

(Y) Row 25 has not been modified and contains the following information:

(i) Row 25, column 1 contains the section number "2405.2."

(ii) Row 25, column 2 contains the wording "Dip-tank rooms in Group A, I or R."

(Z) Row 26 has not been modified and contains the following information:

(i) Row 26, column 1 contains the section number "2405.4.1."

(ii) Row 26, column 2 contains the wording "Dip tanks."

(AA) Row 27 has not been modified and contains the following information:

(i) Row 27, column 1 contains the section number "2405.9.4."

(ii) Row 27, column 2 contains the wording "Hardening and tempering tanks."

(BB) Row 28 has not been modified and contains the following information:

(i) Row 28, column 1 contains the section number "2703.10."

(ii) Row 28, column 2 contains the wording "HPM facilities."

(CC) Row 29 has not been modified and contains the following information:

(i) Row 29, column 1 contains the section number "2703.10.1.1."

(ii) Row 29, column 2 contains the wording "HPM work station exhaust."

(DD) Row 30 has not been modified and contains the following information:

(i) Row 30, column 1 contains the section number "2703.10.2."

(ii) Row 30, column 2 contains the wording "HPM gas cabinets and exhausted enclosures."

(EE) Row 31 has not been modified and contains the following information:

(i) Row 31, column 1 contains the section number "2703.10.3."

(ii) Row 31, column 2 contains the wording "HPM exit access corridor."

(FF) Row 32 has not been modified and contains the following information:

(i) Row 32, column 1 contains the section number "2703.10.4."

(ii) Row 32, column 2 contains the wording "HPM exhaust ducts."

(GG) Row 33 has not been modified and contains the following information:

(i) Row 33, column 1 contains the section number 2703.10.4.1."

(ii) Row 33, column 2 contains the wording "HPM noncombustible ducts."

(HH) Row 34 has not been modified and contains the following information:

(i) Row 34, column 1 contains the section number "2703.10.4.2."

(ii) Row 34, column 2 contains the wording "HPM combustible ducts."

(II) Row 35 has not been modified and contains the following information:

(i) Row 35, column 1 contains the section number "2807.3."

(ii) Row 35, column 2 contains the wording "Lumber production conveyor enclosures."

(JJ) Row 36 has not been modified and contains the following information:

(i) Row 36, column 1 contains the section number 2808.7."

(ii) Row 36, column 2 contains the wording "Recycling facility conveyor enclosures."

(KK) Row 37 has not been modified and contains the following information:

(i) Row 37, column 1 contains the section number "3006.1."

(ii) Row 37, column 2 contains the wording "Class A and B ovens."

(LL) Row 38 has not been modified and contains the following information:

(i) Row 38, column 1 contains the section number "3006.2."

(ii) Row 38, column 2 contains the wording "'Class C and D ovens."

(MM) Row 39 has not been modified and contains the following information:

(i) Row 39, column 1 contains the section number "Table 3206.2."

(ii) Row 39, column 2 contains the wording "Storage fire protection."

(NN) Row 40 has not been modified and contains the following information:

(i) Row 40, column 1 contains the section number "3206.4."

(ii) Row 40, column 2 contains the wording "Storage."

(OO) Row 41 has not been modified and contains the following information:

(i) Row 41, column 1 contains the section number "3704.5."

(ii) Row 41, column 2 contains the wording "Storage of more than 1,000 cubic feet of loose combustible fibers."

(PP) Row 42 has not been modified and contains the following information:

(i) Row 42, column 1 contains the section number "5003.8.4.1."

(ii) Row 42, column 2 contains the wording "Gas rooms."

(QQ) Row 43 has not been modified and contains the following information:

(i) Row 43, column 1 contains the section number "5003.8.5.2."

(ii) Row 43, column 2 contains the wording "Exhausted enclosures."

(RR) Row 44 has not been modified and contains the following information:

(i) Row 44, column 1 contains the section number "5004.5."

(ii) Row 44, column 2 contains the wording "Indoor storage of hazardous materials"

(SS) Row 45 has not been modified and contains the following information:

(i) Row 45, column 1 contains the section number "5005.1.8."

(ii) Row 45, column 2 contains the wording "Indoor dispensing of hazardous materials."

(TT) Row 46 has not been modified and contains the following information:

(i) Row 46, column 1 contains the section number "5104.4.1."

(ii) Row 46, column 2 contains the wording "Aerosol product warehouses."

(UU) Row 47 has not been modified and contains the following information:

(i) Row 47, column 1 contains the section number "5106.3.2."

(ii) Row 47, column 2 contains the wording "Aerosol display and merchandising areas."

(VV) Row 48 has not been modified and contains the following information:

(i) Row 48, column 1 contains the section number "5306.2.1."

(ii) Row 48, column 2 contains the wording "Exterior medical gas storage room."

(WW) Row 49 has not been modified and contains the following information:

(i) Row 49, column 1 contains the section number "5306.2.2."

(ii) Row 49, column 2 contains the wording "Interior medical gas storage room."

(XX) Row 50 has not been modified and contains the following information:

(i) Row 50, column 1 contains the section number "5306.2.3."

(ii) Row 50, column 2 contains the wording "Medical gas storage cabinet."

(YY) Row 51 has not been modified and contains the following information:

(i) Row 51, column 1 contains the section number "5606.5.2.1."

(ii) Row 51, column 2 contains the wording "Storage of smokeless propellant."

(ZZ) Row 52 contains the following information for the two columns described in header row 1.

(i) Row 52, column 1 contains the section number "5606.5.2.3."

(ii) Row 52, column 2 contains the wording "Storage of small arms primers."

(AAA) Row 53 has not been modified and contains the following information:

(i) Row 53, column 1 contains the section number "5704.3.7.5.1."

(ii) Row 53, column 2 contains the wording "Flammable and combustible liquid storage rooms."

(BBB) Row 54 has not been modified and contains the following information:

(i) Row 54, column 1 contains the section number "5704.3.8.4."

(ii) Row 54, column 2 contains the wording "Flammable and combustible liquid storage warehouses."

(CCC) Row 55 has not been modified and contains the following information:

(i) Row 55 column 1 contains the section number "5705.3.7.3."

(ii) Row 55, column 2 contains the wording "Flammable and combustible liquid Group H-2 or H-3 areas."

(DDD) Row 56 has not been modified and contains the following information:

(i) Row 56, column 1 contains the section number "6004.1.2."

(ii) Row 56, column 2 contains the wording "Gas cabinets for highly toxic and toxic gas."

(EEE) Row 57 has not been modified and contains the following information:

(i) Row 57, column 1 contains the section number "6004.1.3."

(ii) Row 57, column 2 contains the wording "Exhausted enclosures for highly toxic and toxic gas."

(FFF) Row 58 has not been modified and contains the following information:

(i) Row 58, column 1 contains the section number "6004.2.2.6

(ii) Row 58, column 2 contains the wording "Gas rooms for highly toxic and toxic gas."

(GGG) Row 59 has not been modified and contains the following information:

(i) Row 59, column 1 contains the section number "6004.3.3."

(ii) Row 59, column 2 contains the wording "Outdoor storage for highly toxic and toxic gas."

(HHH) Row 60 has not been modified and contains the following information:

(i) Row 60, column 1 contains the section number "6504.1.1."

(ii) Row 60, column 2 contains the wording "Pyroxylin plastic storage cabinets."

(III) Row 61 has not been modified and contains the following information:

(i) Row 61, column 1 contains the section number "6504.1.3."

(ii) Row 61, column 2 contains the wording "Pyroxylin plastic storage vaults."

(JJJ) Row 62 has not been modified and contains the following information:

(i) Row 62, column 1 contains the section number "6504.2."

(ii) Row 62, column 2 contains the wording "Pyroxylin plastic storage and manufacturing."

(KKK) Below the table, the following information is listed: For SI: 1 cubic foot equals 0.023 cubic meters.

(3) Section 907.2.6.1.1 Smoke alarms. This section has been modified to correct errata published by the ICC to change a section number reference from "907.2.11" to "907.2.10." This section has been modified to read: 907.2.6.1.1 Smoke alarms. Single-and multiple- station smoke alarms shall be installed in accordance with Section 907.2.10.

(4) Section 907.2.22 Energy storage systems. This section has been modified to change the header name from "Battery rooms" to "Energy storage systems" and by adding an option for a radiant-energy detection system to be installed in rooms, areas and walk-in units containing energy storage systems as required in Section 1206. This section has been modified to read: 907.2.22 Energy storage systems. An automatic smoke detection system or radiant-energy detection system shall be installed in rooms, areas, and walk-in units containing energy storage systems as required in Section 1206.

(5) Section 907.2.23 Capacitor energy storage systems. This section has been stricken from the code.

(6) Table 911.1 Explosion Control Requirements. This table has been modified to add electrochemical energy storage systems to the Special Uses section of the table and to add footnote "g" to the notes at the bottom of the table. This table has been modified to read: Table 911.1 Explosion Control Requirements. The title "Explosion Control Requirements" has a superscript "f" after the title indicating footnote "f" applies. The table contains 30 rows with four columns per row and is described below.

(A) Row 1 is the header row and contains the headers for the four columns listed below:

(i) Row 1, column 1 header is entitled "MATERIAL."

(ii) Row 1, column 2 header is entitled "CLASS."

(iii) Row 1, column 3 header is entitled "Barricade construction (Explosion Control Method)."

(iv) Row 1, column 4 header is entitled "Explosion (deflagration) venting or explosion (deflagration) prevention systems (Explosion Control Method)."

(B) Row 2 has not been modified and contains the following:

(i) Row 2, column 1 contains the wording "HAZARD CATEGORY."

(ii) Row 2, column 2 is blank.

(iii) Row 2, column 3 is blank.

(iv) Row 2, column 4 is blank.

(C) Row 3 has not been modified and contains the following:

(i) Row 3, column 1 contains the wording "Combustible dusts" with a superscript "a" to indicate footnote "a" applies.

(ii) Row 3, column 2 contains a hyphen with no words or numbers.

(iii) Row 3, column 3 contains the wording "Not Required."

(iv) Row 3, column 4 contains the wording "Required."

(D) Row 4 has not been modified and contains the following:

(i) Row 4, column 1 contains the wording "Cryogenic fluids."

(ii) Row 4, column 2 contains the wording "Flammable."

(iii) Row 4, column 3 contains the wording "Not Required."

(iv) Row 4, column 4 contains the wording "Required."

(E) Row 5 has not been modified and contains the following:

(i) Row 5, column 1 contains the wording "Explosives."

(ii) Row 5, column 2 contains the wording "Division 1.1."

(iii) Row 5, column 3 contains the wording "Required."

(iv) Row 5, column 4 contains the wording "Not Required."

(F) Row 6 has not been modified and contains the following:

(i) Row 6, column 1 contains the wording "Explosives."

(ii) Row 6, column 2 contains the wording "Division 1.2."

(iii) Row 6, column 3 contains the wording "Required."

(iv) Row 6, column 4 contains the wording "Not Required."

(G) Row 7 has not been modified and contains the following:

(i) Row 7, column 1 contains the wording "Explosives."

(ii) Row 7, column 2 contains the wording "Division 1.3."

(iii) Row 7, column 3 contains the wording "Not Required."

(iv) Row 7, column 4 contains the wording "Required."

(H) Row 8 has not been modified and contains the following:

(i) Row 8, column 1 contains the wording "Explosives."

(ii) Row 8, column 2 contains the wording "Division 1.4."

(iii) Row 8, column 3 contains the wording "Not Required."

(iv) Row 8, column 4 contains the wording "Required."

(I) Row 9 has not been modified and contains the following:

(i) Row 9, column 1 contains the wording "Explosives."

(ii) Row 9, column 2 contains the wording "Division 1.5."

(iii) Row 9, column 3 contains the wording "Required."

(iv) Row 9, column 4 contains the wording "Not Required."

(J) Row 10 has not been modified and contains the following:

(i) Row 10, column 1 contains the wording "Explosives."

(ii) Row 10, column 2 contains the wording "Division 1.6."

(iii) Row 10, column 3 contains the wording "Required."

(iv) Row 10, column 4 contains the wording "Not Required."

(K) Row 11 has not been modified and contains the following:

(i) Row 11, column 1 contains the wording "Flammable gas."

(ii) Row 11, column 2 contains the wording "Gaseous."

(iii) Row 11, column 3 contains the wording "Not Required."

(iv) Row 11, column 4 contains the wording "Required."

(L) Row 12 has not been modified and contains the following:

(i) Row 12, column 1 contains the wording "Flammable gas."

(ii) Row 12, column 2 contains the wording "Liquefied."

(iii) Row 12, column 3 contains the wording "Not Required."

(iv) Row 12, column 4 contains the wording "Required."

(M) Row 13 has not been modified and contains the following:

(i) Row 13, column 1 contains the wording "Flammable liquids."

(ii) Row 13, column 2 contains the letters "IA" with a superscript "b" to indicated footnote "b" applies.

(iii) Row 13, column 3 contains the wording "Not Required."

(iv) Row 13, column 4 contains the wording "Required."

(N) Row 14 has not been modified and contains the following:

(i) Row 14, column 1 contains the wording "Flammable liquids."

(ii) Row 14, column 2 contains the letters "IB" with a superscript "c" to indicate footnote "b" applies.

(iii) Row 14, column 3 contains the wording "Not Required."

(iv) Row 14, column 4 contains the wording "Required."

(O) Row 15 has not been modified and contains the following:

(i) Row 15, column 1 contains the wording "Organic peroxides."

(ii) Row 15, column 2 contains the wording "Unclassified detonable."

(iii) Row 15, column 3 contains the wording "Required."

(iv) Row 15, column 4 contains the wording "Not Permitted."

(P) Row 16 has not been modified and contains the following:

(i) Row 16, column 1 contains the wording "Organic peroxides."

(ii) Row 16, column 2 contains the letter "I."

(iii) Row 16, column 3 contains the wording "Required."

(iv) Row 16, column 4 contains the wording "Not Permitted."

(Q) Row 17 has not been modified and contains the following:

(i) Row 17, column 1 contains the wording "Oxidizer liquids and solids."

(ii) Row 17, column 2 contains the number "4."

(iii) Row 17, column 3 contains the wording "Required."

(iv) Row 17, column 4 contains the wording "Not Permitted."

(R) Row has not been modified and contains the following:

(i) Row 18, column 1 contains the wording "Pyrophoric."

(ii) Row 18, column 2 contains the wording "Gases."

(iii) Row 18, column 3 contains the wording "Not Required."

(iv) Row 18, column 4 contains the wording "Required."

(S) Row 19 has not been modified and contains the following:

(i) Row 19, column 1 contains the wording "Unstable (reactive)."

(ii) Row 19, column 2 contains the number "4."

(iii) Row 19, column 3 contains the wording "Required."

(iv) Row 19, column 4 contains the wording "Not Permitted."

(T) Row 20 has not been modified and contains the following:

(i) Row 20, column 1 contains the wording "Unstable (reactive)."

(ii) Row 20, column 2 contains the wording "3 Detonable."

(iii) Row 20, column 3 contains the wording "Required."

(iv) Row 20, column 4 contains the wording "Not Permitted."

(U) Row 21 has not been modified and contains the following:

(i) Row 21, column 1 contains the wording "Unstable (reactive)."

(ii) Row 21 column 2 contains the wording "3 Nondetonable".

(iii) Row 21, column 3 contains the wording "Not Required."

(iv) Row 21, column 4 contains the wording "Required."

(V) Row 22 has not been modified and contains the following:

(i) Row 22, column 1 contains the wording "Water-reactive liquids and solids."

(ii) Row 22, column 2 contains the number "3."

(iii) Row 22, column 3 contains the wording "Not Required."

(iv) Row 22, column 4 contains the wording "Required."

(W) Row 23 has not been modified and contains the following:

(i) Row 23 column 1 contains the wording "Water-reactive liquids and solids."

(ii) Row 23, column 2 contains the number "2" with a superscript "e" to indicate footnote "e" applies.

(iii) Row 23, column 3 contains the wording "Not Required."

(iv) Row 23, column 4 contains the wording "Required."

(X) Row 24 has not been modified and contains the following:

(i) Row 24 column 1 contains the wording "SPECIAL USES."

(ii) Row 24, column 2 is blank

(iii) Row 24, column 3 is blank.

(iv) Row 24, column 4 is blank.

(Y) Row 25 has not been modified and contains the following:

(i) Row 25 column 1 contains the wording "Acetylene generator rooms"

(ii) Row 25, column 2 contains a hyphen

(iii) Row 25, column 3 contains the wording "Not Required."

(iv) Row 25, column 4 contains the wording "Required."

(Z) Row 26 has been added to the table and contains the following:

(i) Row 26 column 1 contains the wording "Electrochemical energy storage systems" followed by a superscript "g."

(ii) Row 26, column 2 contains a hyphen.

(iii) Row 26, column 3 contains the wording "Not Required."

(iv) Row 26, column 4 contains the wording "Required."

(AA) Row 27 has not been modified and contains the following:

(i) Row 27 column 1 contains the wording "Grain processing."

(ii) Row 27, column 2 contains a hyphen.

(iii) Row 27, column 3 contains the wording "Not Required."

(iv) Row 27, column 4 contains the wording "Required."

(BB) Row 28 has not been modified and contains the following:

(i) Row 28 column 1 contains the wording "Liquefied petroleum gas-distribution facilities."

(ii) Row 28, column 2 contains a hyphen.

(iii) Row 28, column 3 contains the wording "Not Required."

(iv) Row 28, column 4 contains the wording "Required."

(CC) Row 29 has not been modified and contains the following:

(i) Row 29 column 1 contains the wording "Where explosion hazards exist" followed by a superscript "d."

(ii) Row 29, column 2 contains the wording "Detonation."

(iii) Row 29, column 3 contains the wording "Required."

(iv) Row 29, column 4 contains the wording "Not Permitted."

(DD) Row 30 has not been modified and contains the following:

(i) Row 30 column 1 contains the wording "Where explosion hazards exist" with a superscript "d" to indicate footnote "d" applies.

(ii) Row 30, column 2 contains the wording "Deflagration."

(iii) Row 30, column 3 contains the wording "Not Required."

(iv) Row 30, column 4 contains the wording "Required."

(EE) Footnote "a" states: "Combustible dusts that are generated during manufacturing or processing. See definition of "Combustible dust" in Chapter 2."

(FF) Footnote "b" states: "Storage or use."

(GG) Footnote "c" states: "In open use or dispensing."

(HH) Footnote "d" states: "Rooms containing dispensing and use of hazardous materials where an explosive environment can occur because of the characteristics or nature of the hazardous materials or as a result of the dispensing or use process."

(II) Footnote "e" states: "A method of explosion control shall be provided where Class 2 water-reactive materials can form potentially explosive mixtures."

(JJ) Footnote "f" states: "Explosion venting is not required for Group H-5 fabrication areas complying with Chapter 27 and the International Building Code®."

(KK) Footnote "g" has been added and states: "Where explosion control is required in Section 1206.6."

Okla. Admin. Code § 748:20-4-14

Renumbered from 748:20-3-11 Oklahoma Register, Volume 37, Issue 24, September 1, 2020, eff. 8/3/2020

Adopted by Oklahoma Register, Volume 38, Issue 24, September 1, 2021, eff. 9/14/2021