{"id":458460,"date":"2024-10-20T09:56:46","date_gmt":"2024-10-20T09:56:46","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ca-mechanicalcode-2022-2\/"},"modified":"2024-10-26T18:30:05","modified_gmt":"2024-10-26T18:30:05","slug":"ca-mechanicalcode-2022-2","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ca\/ca-mechanicalcode-2022-2\/","title":{"rendered":"CA MechanicalCode 2022"},"content":{"rendered":"

The CMC provides complete requirements for the installation and maintenance of heating, ventilating, cooling, and refrigeration system, while at the same time allowing latitude for innovations and new technologies. . Key changes to the 2022 CMC include: New guards and rails requirements for installation of equipment and appliances on roofs A2L refrigerants requirements for human comfort and machinery room applications New ventilation requirements for transient and nontransient occupancies New ventilation requirements for indoor air quality for residential occupancies Revisions to the requirements for air ducts, including factory-made air ducts and dampers New provisions for factory-built grease ducts New provisions for refrigeration systems, including pressure-limiting devices and hydrostatic expansion Revisions to the sizing requirements for natural gas and propane piping systems Modifications to the pressure rating requirements for hydronic piping applications New requirements for fuel gas piping appliance shutoff valves, test pressure and overpressure protection devices New tube fastener provisions for radiant heating and cooling New requirements for residential compressed natural gas (CNG) fueling systems New fire-extinguishing equipment and carbon monoxide detection requirements for exhaust systems<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nCover <\/td>\n<\/tr>\n
3<\/td>\nCalifornia Mechanical Code, Title 24, Part 4 – SUPPLEMENT – 20240701 <\/td>\n<\/tr>\n
5<\/td>\nCopyright <\/td>\n<\/tr>\n
6<\/td>\nPREFACE
ACKNOWLEDGEMENTS <\/td>\n<\/tr>\n
7<\/td>\nCalifornia Code of Regulations Title 24
Board of State and Community Corrections
Department of Food and Agriculture
California Building Standards Commission
Department of Housing and Community Development
California Energy Commission
Energy Hotline
California State Lands Commission
California State Library
Department of Consumer Affairs: Acupuncture Board
Department of Public Health
Department of Water Resources
Board of Pharmacy
Division of the State Architect
Bureau of Barbering and Cosmetology
Access Compliance Fire and Life Safety Structural Safety Sustainability
Bureau of Household Goods and Services
Structural Pest Control Board
State Historical Building Safety Board
Veterinary Medical Board <\/td>\n<\/tr>\n
8<\/td>\nCalifornia Code of Regulations Title 24
Office of Statewide Health Planning and Development\/ California Department of Health Care Access and Information (HCAI)
Office of the State Fire Marshal <\/td>\n<\/tr>\n
9<\/td>\n[BSC] <\/td>\n<\/tr>\n
12<\/td>\nHOW TO DISTINGUISH MODEL CODE LANGUAGE FROM CALIFORNIA AMENDMENTS <\/td>\n<\/tr>\n
13<\/td>\nImportant Notices and Disclaimers
Updating IAPMO Codes <\/td>\n<\/tr>\n
25<\/td>\nRELATED PUBLICATIONS AND SERVICES <\/td>\n<\/tr>\n
28<\/td>\nTABLE OF CONTENTS
TABLE OF CONTENTS <\/td>\n<\/tr>\n
48<\/td>\nCHAPTER 1 ADMINISTRATION DIVISION I CALIFORNIA ADMINISTRATION
1.1.0 General. 1.1.1 Title.
1.1.2 Purpose.
1.1.3 Scope.
1.1.3.1 Nonstate-Regulated Buildings, Structures, and Applications.
1.1.3.2 State-Regulated Buildings, Structures, and Applications.
Note: <\/td>\n<\/tr>\n
49<\/td>\n1.1.4 Appendices.
1.1.5 Referenced Codes.
1.1.6 NonBuilding Standards, Orders and Regulations.
1.1.7 Order of Precedence and Use. 1.1.7.1 Differences.
1.1.7.2 Specific Provisions.
1.1.7.3 Conflicts.
1.1.7.3.1 Detached Oneand Two-Family Dwellings. <\/td>\n<\/tr>\n
50<\/td>\n1.1.8 City, County, or City and County Amendments, Additions or Deletions.
Exceptions:
[HCD 1 & HCD 2]
1.1.10 Availability of Codes.
1.1.8.1 Findings and Filings.
1.1.11 Format.
Exception:
Note:
1.1.12 Validity.
1.1.8.2 California Energy Code Requirements for Locally Adopted Energy Standards.
1.2.0 Building Standards Commission. 1.2.1 BSC.
(1) State Buildings for All Occupancies. Application
1.1.9 Effective Date of This Code.
Enforcing Agency
Authority Cited <\/td>\n<\/tr>\n
51<\/td>\n1.2.2 BSC-CG.
Reference
(2) University of California, California State Universities, and California Community Colleges. Application
(1) Green Building Standards for Nonresidential Occupancies. Application
Enforcing Agency
Authority Cited
Reference
(3) Existing State-Owned Buildings, including those owned by the University of California and by the California State University
Reference
(2) Graywater Systems for Nonresidential Occupancies. Application
Enforcing Agency
Authority Cited
References
Authority Cited
(4) Unreinforced Masonry Bearing Wall Buildings. Application
Reference
1.2.3 Alternative Materials, Design, and Methods of Construction and Equipment.
Enforcing Agency
Authority Cited
References
1.2.1.1 State Building.
1.2.3.1 Research Reports.
1.2.1.2 Enforcement.
1.2.3.2 Tests.
Exception:
1.2.1.3 Enforcement, Reserved for DGS. 1.2.1.4 Adopting Agency Identification. <\/td>\n<\/tr>\n
52<\/td>\n1.3.0 Reserved for Corrections Standards Authority. 1.4.0 Department of Consumer Affairs. 1.4.1
1.8.2 Authority and Abbreviations. 1.8.2.1 General.
Board of Pharmacy. Application
1.8.2.1.1 Housing Construction. Application
Enforcing Agency
Authority Cited
References
1.4.2 Adopting Agency Identification.
Enforcing Agency
Authority Cited
1.5.0 Reserved for California Energy Commission. 1.6.0 Reserved for Department of Food and Agriculture. 1.7.0 California Departm
References
Department of Public Health. Application
Enforcing Agency
1.8.2.1.2 Housing Accessibility. Application
Authority Cited
References
1.7.2 Adopting Agency Identification.
1.8.0 Department of Housing and Community Development [HCD]. 1.8.1 Purpose. <\/td>\n<\/tr>\n
53<\/td>\nEnforcing Agency
Authority Cited
References
1.8.3 Local Enforcing Agency. 1.8.3.1 Duties and Powers.
Enforcing Agency
Authority Cited
References
1.8.3.2 Laws, Rules, and Regulations.
1.8.2.1.3 Permanent Buildings in Mobilehome Parks and Special Occupancy Parks. Application
1.8.3.2.1 State Housing Law. <\/td>\n<\/tr>\n
54<\/td>\n1.8.4.2 Fees.
1.8.3.2.2 Mobilehome Parks Act.
Exception:
1.8.4.3 Plan Review and Time Limitations.
1.8.3.2.3 Special Occupancy Parks Act.
1.8.4.3.1 Retention of Plans.
Exception:
1.8.3.2.4 Employee Housing Act.
Exceptions:
1.8.3.2.5 Factory-Built Housing Law.
1.8.4 Permits, Fees, Applications, and Inspections. 1.8.4.1 Permits.
1.8.4.4 Inspections.
Exceptions:
1.8.5 Right of Entry for Enforcement. 1.8.5.1 General. <\/td>\n<\/tr>\n
55<\/td>\n1.8.7 Alternate Materials, Designs, Tests, and Methods of Construction. 1.8.7.1 General.
1.8.7.2 Local Building Departments.
1.8.6 Local Modification by Ordinance or Regulation. 1.8.6.1 General.
1.8.7.2.1 Approval of Alternates.
1.8.6.2 Findings, Filings, and Rejections of Local Modifications. <\/td>\n<\/tr>\n
56<\/td>\n1.8.8.2 Definitions.
Housing Appeals Board.
Local Appeals Board.
1.8.7.3 Department of Housing and Community Development.
1.8.8.3 Appeals.
1.8.9 Unsafe Buildings or Structures. 1.8.9.1 Authority to Enforce.
1.8.8 Appeals Board. 1.8.8.1 General. <\/td>\n<\/tr>\n
57<\/td>\n1.8.10.2 Moved Structures.
1.9.0 Division of the State Architect. 1.9.1 Reserved for the Division of the State Architect \u2013 Access Compliance. 1.9.2 Divisio
1.8.9.2 Actions and Proceedings.
Enforcing Agency
Authority Cited
References
1.9.2.1.1 Adopting Agency Identification.
1.9.2.2 DSA-SS\/CC [Division of the State Architect \u2013 Structural Safety\/Community Colleges]. Application
Enforcing Agency
1.8.10 Other Building Regulations. 1.8.10.1 Existing Structures. <\/td>\n<\/tr>\n
58<\/td>\nAuthority Cited
References
1.10.2.1 Applicable Administrative Standards:
1.9.2.2.1 Adopting Agency Identification.
1.10.0 Office of Statewide Health Planning and Development. 1.10.1 OSHPD 1 and OSHPD 1R.
1.10.2.2 Applicable Building Standards.
Authority Cited
OSHPD 1 and OSHPD 1R Application
References
[OSHPD 1]
[OSHPD 1R]
1.10.2.3 Adopting Agency Identification.
Enforcing Agency
1.10.3 OSHPD 3.
1.10.1.1 Applicable Administrative Standards:
OSHPD 3 Application
Enforcing Agency
1.10.3.1 Applicable Administrative Standards.
1.10.1.2 Applicable Building Standards.
Authority Cited
References
1.10.3.2 Applicable Building Standards.
1.10.1.3 Adopting Agency Identification.
Authority Cited
References
1.10.2 OSHPD 2.
1.10.3.3 Adopting Agency Identification.
OSHPD 2 Application
1.10.4 OSHPD 4.
Enforcing Agency <\/td>\n<\/tr>\n
59<\/td>\nOSHPD 4 Application
1.11.0 Office of the State Fire Marshal. 1.11.1 SFM
Office of the State Fire Marshal.
Enforcing Agency
Application: Institutional, Educational, or any Similar Occupancy.
1.10.4.1 Applicable Administrative Standards:
Authority Cited
Reference
1.10.4.2 Applicable Building Standards.
Assembly or Similar Place of Assemblage.
Authority Cited
References
1.10.4.3 Adopting Agency Identification.
Authority Cited
Reference
Small Family Day Care Homes. Authority Cited
1.10.5 OSHPD 5.
Reference
OSHPD 5 Application
Large Family Day Care Homes. Authority Cited
Enforcing Agency
Reference
Residential Facilities and Residential Facilities for the Elderly. Authority Cited
1.10.5.1 Applicable Administrative Standards.
Reference
Any State Institution or Other State-Owned or Specified State-Occupied Building. Specified State-Occupied Buildings.
1.10.5.2 Applicable Building Standards.
Authority Cited
References \u2013 Health and Safety Code Sections 129680, 1275 and 129675 through 130070. 1.10.5.3 Adopting Agency Identification. <\/td>\n<\/tr>\n
60<\/td>\nFire Alarm Devices, Equipment, and Systems in Connection with any Occupancy. Authority Cited
Reference
Hazardous Materials. Authority Cited
Reference
Flammable and Combustible Liquids. Authority Cited
Authority Cited
Reference
Public School Automatic Fire Detection, Alarm, and Sprinkler Systems. Authority Cited
High-Rise Structures. Authority Cited
Reference
References
Motion Picture Production Studios. Authority Cited
Reference
Wildland-Urban Interface Fire Area. Authority Cited
Organized Camps. Authority Cited
References
Reference
Residential.
1.11.2 Duties and Powers of the Enforcing Agency. 1.11.2.1 Enforcement. 1.11.2.1.1
Authority Cited
Reference
Residential Care Facilities.
Authority Cited
Reference
Tents, Awnings, or other Fabric Enclosures Used in Connection with any Occupancy. Authority Cited
Reference <\/td>\n<\/tr>\n
61<\/td>\n1.11.2.1.3
1.11.2.1.2
1.11.2.2 Right of Entry.
1.11.2.3 More Restrictive Fire and Panic Safety Building Standards. 1.11.2.3.1
1.11.2.3.2 <\/td>\n<\/tr>\n
62<\/td>\n1.11.2.3.3
1.11.3 Construction Documents. 1.11.3.1 Public Schools.
1.11.3.2 Movable Walls and Partitions.
1.11.3.3 New Construction High-Rise Buildings:
1.11.2.4 Request for Alternate Means of Protection.
1.11.3.4 Existing High-Rise Buildings:
1.11.2.5 Appeals. <\/td>\n<\/tr>\n
63<\/td>\n1.11.3.5 Retention of Plans.
1.11.4 Fees. 1.11.4.1 Other Fees.
1.11.4.6 Requests of the Office of the State Fire Marshal.
1.11.4.2 Large Family Day Care.
1.11.5 Inspections.
1.11.4.3 High-Rise.
1.11.5.1 Existing Group I-1 or R Occupancies.
1.11.4.4 Fire Clearance Preinspection.
1.11.6 Certificate of Occupancy.
Exception:
1.11.7 Temporary Structures and Uses.
1.11.8 Service Utilities.
1.11.9 Stop Work Order.
1.11.10 Unsafe Buildings, Structures, and Equipment.
1.11.11 Adopting Agency Identification.
1.11.4.5 Care Facilities.
1.12.0 Reserved for the State Librarian. 1.13.0 Reserved for the Department of Water Resources. 1.14.0 Reserved for the State La <\/td>\n<\/tr>\n
64<\/td>\nADMINISTRATION <\/td>\n<\/tr>\n
74<\/td>\nCHAPTER 2 DEFINITIONS <\/td>\n<\/tr>\n
85<\/td>\n[SFM] <\/td>\n<\/tr>\n
92<\/td>\nCHAPTER 3 GENERAL REGULATIONS <\/td>\n<\/tr>\n
102<\/td>\n[OSHPD 2] <\/td>\n<\/tr>\n
108<\/td>\nCHAPTER 4 VENTILATION AIR <\/td>\n<\/tr>\n
132<\/td>\nCHAPTER 5 EXHAUST SYSTEMS <\/td>\n<\/tr>\n
168<\/td>\nCHAPTER 6 DUCT SYSTEMS <\/td>\n<\/tr>\n
173<\/td>\nExceptions: <\/td>\n<\/tr>\n
178<\/td>\nCHAPTER 7 COMBUSTION AIR <\/td>\n<\/tr>\n
184<\/td>\nCHAPTER 8 CHIMNEYS AND VENTS <\/td>\n<\/tr>\n
230<\/td>\nCHAPTER 9 INSTALLATION OF SPECIFIC APPLIANCES <\/td>\n<\/tr>\n
250<\/td>\nCHAPTER 10 BOILERS AND PRESSURE VESSELS <\/td>\n<\/tr>\n
260<\/td>\nCHAPTER 11 REFRIGERATION <\/td>\n<\/tr>\n
262<\/td>\nException: <\/td>\n<\/tr>\n
290<\/td>\nCHAPTER 12 HYDRONICS <\/td>\n<\/tr>\n
306<\/td>\nCHAPTER 13 FUEL GAS PIPING <\/td>\n<\/tr>\n
364<\/td>\nCHAPTER 14 PROCESS PIPING <\/td>\n<\/tr>\n
368<\/td>\nCHAPTER 15 SOLAR ENERGY SYSTEMS <\/td>\n<\/tr>\n
372<\/td>\nCHAPTER 16 STATIONARY POWER PLANTS <\/td>\n<\/tr>\n
376<\/td>\nCHAPTER 17 REFERENCED STANDARDS <\/td>\n<\/tr>\n
394<\/td>\nABBREVIATIONS IN TABLE 1701.1 AND TABLE 1701.2 <\/td>\n<\/tr>\n
400<\/td>\nAPPENDIX A RESIDENTIAL PLAN EXAMINER REVIEW FORM FOR HVAC SYSTEM DESIGN (Loads, Equipment, Ducts) [ACCA] <\/td>\n<\/tr>\n
404<\/td>\nAPPENDIX B PROCEDURES TO BE FOLLOWED TO PLACE GAS EQUIPMENT IN OPERATION <\/td>\n<\/tr>\n
408<\/td>\nAPPENDIX C INSTALLATION AND TESTING OF OIL (LIQUID) FUEL-FIRED EQUIPMENT <\/td>\n<\/tr>\n
416<\/td>\nAPPENDIX D FUEL SUPPLY: MANUFACTURED\/MOBILE HOME PARKS AND RECREATIONAL VEHICLE PARKS <\/td>\n<\/tr>\n
424<\/td>\nAPPENDIX E SUSTAINABLE PRACTICES <\/td>\n<\/tr>\n
491<\/td>\nNote: Shaded boxes do not apply for CAV systems. <\/td>\n<\/tr>\n
532<\/td>\nAPPENDIX F GEOTHERMAL ENERGY SYSTEMS <\/td>\n<\/tr>\n
544<\/td>\nAPPENDIX G SIZING OF VENTING SYSTEMS AND OUTDOOR COMBUSTION AND VENTILATION OPENING DESIGN <\/td>\n<\/tr>\n
556<\/td>\nAPPENDIX H EXAMPLE CALCULATION OF OUTDOOR AIR RATE <\/td>\n<\/tr>\n
558<\/td>\nUSEFUL TABLES CONVERSION TABLES <\/td>\n<\/tr>\n
566<\/td>\nINDEX <\/td>\n<\/tr>\n
584<\/td>\nHISTORY NOTE APPENDIX 2022 CALIFORNIA MECHANICAL CODE CALIFORNIA CODE OF REGULATIONS, TITLE 24, PART 4 <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

California Mechanical Code, Title 24, Part 4 (W\/ SUPPLEMENT)<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
CA<\/b><\/a><\/td>\n2022<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":458465,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2720],"product_tag":[],"class_list":{"0":"post-458460","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ca","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/458460","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/458465"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=458460"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=458460"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=458460"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}