reglab/statecodes huggingface dataset:
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 478 - Skid and Trap Tanks, and Containers on Transportation and Bulk Delivery Vehicles

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a)
					 Unless installed in compliance with Section
					 477(a), skid and
					 trap tanks shall not be used at any location for more than 180 days without
					 written permission from the Division.
(b) Transportation tanks, or other tanks
					 mounted on wheels, shall not be used in lieu of storage tanks or skid tanks
					 without written permission from the Division. Such permission shall be granted
					 for temporary use only and not to exceed 180 days.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 11-7-75; effective
						thirtieth day thereafter (Register 75, No. 45).
3. Amendment of
						section heading and section and new NOTE filed 12-4-96; operative 1-3-97
						(Register 96, No. 49).
Note: Authority cited: Section
						  142.3, Labor
						  Code; and Section
						  13241,
						  Health and Safety Code. Reference: Section
						  142.3, Labor
						  Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 479 - Installation of Tanks on Transportation and Bulk Delivery Vehicles. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 11-7-75; effective
						thirtieth day thereafter (Register 75, No. 45).
3. Amendment of
						subsection (a)(3) filed 5-4-76 as procedural and organizational; effective upon
						filing (Register 76, No. 19).
4. New subsection (m) filed 12-14-76;
						effective thirtieth day thereafter (Register 76, No. 51).
5.
						Repealer filed 12-4-96; operative 1-3-97 (Register 96, No.
						49).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 480 - Pipes and Fittings for All Liquid Lines and for Vapor Lines Where the Pressure Exceeds 20 PSI

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) All
					 pipe between the container and first shutoff valve shall be Schedule 80 (extra
					 heavy). All fittings between the container and first shutoff valve shall be
					 steel as required by Section
					 480(c).
Aboveground piping in excess of 1 ½ inch pipe size
						may be Schedule 40 when used beyond the first shutoff valve, providing:
(1) Threaded connections are used and the
					 piping is used for vapor service only at less than 125 psi.
(2) Welded connections are used and the
					 piping is used for liquid or vapor service at less than 400 psi.
All other piping shall be Schedule 80.
Where used, flare nuts shall be of forged brass.
All welded piping shall be fabricated and tested in
						accordance with the ANSI Standard Code for Pressure Piping, Section
						3, Petroleum Refinery Piping
						B-31.3, 1993 Edition or equivalent.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 481 - Pipes and Fittings for Vapor Lines Where the Pressure is 20 PSI or Less. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 11-7-75; effective
						thirtieth day thereafter (Register 75, No. 45).
3. Amendment filed
						4-1-77; effective thirtieth day thereafter (Register 77, No. 14).
4.
						Amendment of subsections (d) and (f) filed 4-13-82; effective thirtieth day
						thereafter (Register 82, No. 16).
5. Repealer filed 12-4-96;
						operative 1-3-97 (Register 96, No. 49).
Note: Authority cited and Reference: Section
						  142.3, Labor
						  Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 482 - Hose Specifications. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 11-7-75; effective
						thirtieth day thereafter (Register 75, No. 45).
3. Repealer filed
						12-4-96; operative 1-3-97 (Register 96, No.
						49).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 483 - Pressure Gages. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Repealer filed 12-4-96; operative 1-3-97
						(Register 96, No. 49).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 484 - Vaporizer Installation

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Surge tanks, gas-air mix tanks, etc.,
					 containing vapor only, shall be located at least 3 feet from important
					 buildings and property lines. Such tanks operating at pressures exceeding 20
					 psi shall be located not less than 10 feet from any building opening, whereas
					 such tanks exceeding 501 gallons shall be located not less than 25 feet from
					 any building opening.
(b) The use
					 of direct-fired container heaters is prohibited.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 11-7-75; effective
						thirtieth day thereafter (Register 75, No. 45).
3. Amendment filed
						4-1-77; effective thirtieth day thereafter (Register 77, No. 14).
4.
						Amendment of section and new NOTE filed 12-4-96; operative 1-3-97 (Register 96,
						No. 49).
Note: Authority cited: Section
						  142.3, Labor
						  Code. Reference: Section
						  142.3, Labor
						  Code; and Section
						  13241,
						  Health and Safety Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 485 - Safety Valves. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 11-7-75; effective
						thirtieth day thereafter (Register 75, No. 45).
3. Amendment of
						subsection (f) filed 8-6-76; effective thirtieth day thereafter (Register 76,
						No. 32).
4. Amendment filed 4-1-77; effective thirtieth day
						thereafter (Register 77, No. 14).
5. Repealer filed 12-4-96;
						operative 1-3-97 (Register 96, No. 49).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 486 - Regulators. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. New
						section filed 12-4-96; operative 1-3-97 (Register 96, No. 49).
2.
						Repealer filed 1-30-2002; operative 3-1-2002 (Register 2002, No.
						5).
Note: Authority cited: Section
						  142.3, Labor
						  Code. Reference: Section
						  142.3, Labor
						  Code; and Section
						  13241,
						  Health and Safety Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 487 - Regulator Installation. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. New
						section filed 12-4-96; operative 1-3-97 (Register 96, No. 49).
2.
						Repealer filed 1-30-2002; operative 3-1-2002 (Register 2002, No.
						5).
Note: Authority cited: Section
						  142.3, Labor
						  Code. Reference: Section
						  142.3, Labor
						  Code; and Section
						  13241,
						  Health and Safety Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 488 - LP Gas Tank Inspection Fees

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
See the Division of Occupational Safety and Health's
						regulations contained in Chapter 3.2, Group 2, Title 8, California Code of
						Regulations. The regulations for LP Gas tank inspection fees are reprinted in
						Appendix C of these orders.
1.
						Repealer and new section filed 3-28-78; effective thirtieth day thereafter
						(Register 78, No. 13). For history of former section, see Register 76, No.
						32.
2. Amendment of section and NOTE filed 12-4-96; operative 1-3-97
						(Register 96, No. 49).
Note: Authority cited: Section
						  142.3, Labor
						  Code. Reference: Section
						  142.3, Labor
						  Code; and Section
						  13241,
						  Health and Safety Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 489 - Warning Signs

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a)
					 All containers in excess of 125 gallons, except transportation containers and
					 fuel containers on motor vehicles, shall have the word "FLAMMABLE" on each side
					 that is readily visible. The letters of this sign shall be in standard-type
					 letters and shall have a height of at least 
					 1/12 of the
					 diameter of the container, but need not be in excess of 1 ½ inches for
					 containers of 500 gallons capacity or less or 4 inches for containers exceeding
					 500 gallons capacity.
(b) Warning
					 signs with the words "NO SMOKING, OPEN FLAMES OR OTHER SOURCE OF IGNITION
					 PERMITTED WITHIN ___ FEET" shall be applied in letters at least 1 ½
					 inches high, in sharply contrasting colors, on each stationary container or on
					 a sign posted adjacent to the container. This sign shall also be posted
					 adjacent to all loading and unloading terminals located more than 50 feet from
					 the container.
(c) When 2 or more
					 containers are installed in battery, the requirement of Sections
					 489 (a) and (b)
					 will be considered as being complied with when the required warning signs are
					 prominently displayed on all 4 sides of such battery of containers.
NOTE: The distance shall be that shown on the following
						table:
Volumetric capacity of Containers (in U.S.
								gallons)
Minimum distance from source of
								ignition
125 to 500
								inclusive..........................
.......................... 10
								feet
501 to 2,000
								inclusive..........................
.......................... 25
								feet
Over
								2,000..........................
.......................... 50 feet
(d) The warning signs required in Section
					 489(b) shall be
					 posted on each exterior wall of each room or building used for filling or
					 storage of cylinders.
(e) When
					 LP-Gas and one or more other gases are stored or used in the same area, the
					 containers shall be marked to identify their content. Markings shall be in
					 compliance with ANSI Z48.1-1992, "Method of Marking Portable Compressed Gas
					 Containers To Identify the Material Contained."
1.
						Amendment of subsection (a) filed 5-4-77 as an emergency; effective upon filing
						(Register 77, No. 19). For prior history, see Register 76, No.
						32.
2. Amendment of subsection (a) filed 8-18-77; effective
						thirtieth day thereafter (Register 77, No. 34).
3. Amendment of
						section and new NOTE filed 12-4-96; operative 1-3-97 (Register 96, No.
						49).
Note: Authority cited: Section
						  142.3, Labor
						  Code. Reference: Section
						  142.3, Labor
						  Code; and Section
						  13241,
						  Health and Safety Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 490 - Installation of Fuel Tanks for Motor Vehicles. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment of subsection (g)(1) filed 4-1-77; effective thirtieth day thereafter
						(Register 77, No. 14).
2. Repealer of subsections (h)(3) and (h)(4)
						filed 1-17-80; effective thirtieth day thereafter (Register 80, No.
						3).
3. Amendment of subsection (g)(4) filed 7-8-85; effective
						thirtieth day thereafter (Register 85, No. 28).
4. Editorial
						reprinting of 7-8-85 order and correction of Register 85, No. 28 revision
						record sheet changing Chapter 3.5 to Chapter 4, Subchapter 1 (Register 85, No.
						38).
5. Repealer filed 12-4-96; operative 1-3-97 (Register 96, No.
						49).
Note: Authority cited: Section
						  142.3, Labor
						  Code. Reference: Section
						  142.3, Labor
						  Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 491 - Installation of Fuel Tanks and Cylinders Used on Tar Pots, Weed Burners, Etc. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Repealer filed 12-4-96; operative 1-3-97 (Register 96, No.
						49).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 492 - Use of Tanks and Cylinders of Less than 60 U.S. Gallons. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment of subsections (a) and (c) and
						new subsection (f) filed 10-17-75; effective thirtieth day thereafter (Register
						75, No. 42).
3. Amendment filed 11-7-75; effective thirtieth day
						thereafter (Register 75, No. 45).
4. Amendment filed 4-1-77;
						effective thirtieth day thereafter (Register 77, No. 14).
5.
						Repealer filed 12-4-96; operative 1-3-97 (Register 96, No.
						49).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 5 - LP-Gas Systems › Section 493 - Storage or Utilization of LP-Gas Within Buildings. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 11-7-75; effective
						thirtieth day thereafter (Register 75, No. 45).
3. Amendment filed
						4-1-77; effective thirtieth day thereafter (Register 77, No. 14).
4.
						Repealer filed 12-4-96; operative 1-3-97 (Register 96, No.
						49).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 500 - Approval of Devices

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a)
					 All devices which are used in anhydrous ammonia service shall be of a type and
					 construction suitable for the use to which they are put. They shall preferably
					 be listed by at least one nationally recognized testing laboratory such as, but
					 not limited to, Underwriters Laboratories, Inc. and Factory Mutual Engineering
					 Corp. (For the purposes of this paragraph, the word "listed" means that
					 equipment is of a kind mentioned in a list which is published by a nationally
					 recognized laboratory which makes periodic inspection of the production of such
					 equipment, and states such equipment meets nationally recognized standards or
					 has been tested and found safe for use in a specified manner.)
The Division may approve or accept devices upon
						satisfactory evidence that they are designed and constructed for safe operation
						in anhydrous ammonia service.
Drawings and calculations for custom-built devices must
						be submitted to the Division for acceptance. Both the drawings and calculations
						must be signed by a registered professional engineer.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment filed 3-28-75; effective
						thirtieth day thereafter (Register 75, No.
						13).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 502 - Warning Signs

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a)
					 Except as noted in Section
					 502 (b), all
					 anhydrous ammonia tanks 60 gallons capacity or more shall have warning signs
					 provided on at least 2 sides with the words "Caution--Ammonia" in sharply
					 contrasting colors, with letters at least 
					 1/12 of the
					 tank diameter in height, but need not be in excess of 1 ½ inches for
					 tanks 500 gallons capacity or less or 4 inches for tanks exceeding 500 gallons
					 capacity.
(b) All tanks used for
					 the transportation of ammonia on the highways shall be marked as specified by
					 the DOT and adopted by Section
					 1222, California Administrative
					 Code, under authority of Section
					 34500,
					 Vehicle Code. These markings also will be acceptable to the Division in lieu of
					 the markings required under Section
					 502 (a) for such
					 tanks in off-highway service.
(c)
					 Uninsulated containers shall have a highly reflective surface maintained in
					 good condition.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. New subsection (c) filed 3-28-75;
						effective thirtieth day thereafter (Register 75, No.
						13).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 503 - Portable Tanks

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a)
					 Portable tanks installed as permanent installations for periods of time
					 exceeding 90 days shall be in compliance with Section
					 501.
Portable tanks filled at point of use shall be installed
						substantially level. A safe and accessible source of clean water (minimum 5
						gallons) shall be immediately available to enable an employee to wash his eyes
						in case of accidental sprays or spillage. If a container is used, it shall have
						a suitable opening to permit the application of water to flush the
						eyes.
(b) Portable tanks
					 shall comply with these orders, and legs or other supporting structures shall
					 be secured to tanks in accordance with the code or rules under which the tank
					 is designed and built, and shall be designed to withstand a loading in any
					 direction equal to the loaded weight of the tank when filled to the maximum
					 permissible level with a factor of safety of at least 8.
(c) Fittings on all portable tanks shall be
					 installed in recessed wells or otherwise protected to prevent damage to the
					 fittings during transportation and use.
(d) When portable tanks are transported from
					 1 location to another, they shall be securely fastened to the transporting
					 vehicle.
(e) When containers are
					 mounted on four-wheel trailers, care shall be taken to insure that the weight
					 is distributed evenly over both axles.
(f) When the cradle and the tank are not
					 welded together suitable material shall be used between them to eliminate
					 metal-to-metal friction.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. New subsections (e) and (f) filed 3-28-75;
						effective thirtieth day thereafter (Register 75, No. 13).
3.
						Editorial correction of subsection (a) (Register 95, No.
						45).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 505 - Installation of Mobile Storage Tanks

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Mobile storage tanks shall meet the
					 requirements of Section
					 504 except that:
(1) The design of saddles, bolsters, and/or
					 other fastenings may be based on the empty weight of the tank for other than
					 vertical loadings.
(2) In addition
					 to the requirements of Section
					 504 (f), there
					 shall be available a container of not less than 50 gallons of fresh water
					 unless there is immediately available another safe, reliable, and accessible
					 source of water.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 506 - Installation of Tanks Mounted on Farm Machinery

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Tanks or cylinders used to furnish
					 anhydrous ammonia to agricultural applicator tanks and tanks used on
					 applicators, etc., shall be so installed that the bottom of the container
					 and/or any outlet connection, including hose, shall not be lower than the
					 lowest horizontal edge of the vehicle axle when fully loaded. These tanks shall
					 be secured to prevent jarring loose, slipping, or rotating of the tanks while
					 in service. Such supports and fastenings shall be designed to withstand a
					 loading in any direction equal to the loaded weight of the tank when filled to
					 the maximum permissible level with a factor of safety of at least 8.
Field welding where necessary, shall be made only on
						nonpressure parts that were installed by the manufacturer of the
						tank.
(b) The connections
					 between the applicator tank and pressure-reducing valve shall be extra heavy
					 fittings and Schedule-80 pipe, high-pressure anhydrous ammonia hose (1750 psi
					 minimum bursting pressure), or equivalent, and where exposed, shall be
					 protected against physical damage. All main shutoff valves shall be readily
					 accessible while the unit is in normal operation. All shutoff valves shall be
					 suitably protected against physical damage.
(c) While in use on farm machinery, each skid
					 tank, applicator tank, or combination thereof shall have securely attached a
					 container holding not less than 5 gallons of fresh water. This container shall
					 have a suitable opening to permit the application of water to flush the eyes.
The container of fresh water required by this subsection
						may be attached to the tractor or other source of power used to tow the vehicle
						or device on which the tank is used.
(d) All trailers shall be securely attached
					 to the vehicle drawing them by means of drawbars supplemented by suitable
					 safety chains.
(e) A trailer shall
					 be constructed so that it will follow substantially in the path of the towing
					 vehicle and will not whip or swerve dangerously from side to side.
1.
						Amendment of subsection (a) and new subsections (d) and (e) filed 3-28-75;
						effective thirtieth day thereafter (Register 75, No.
						13).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 507 - Piping, Valves, and Fittings for Liquid and Vapor Lines

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) All pipe between the tank and first
					 shutoff valve shall be at least Schedule 80.
All fittings between the tank and the first shutoff valve
						shall be steel as required by Section
						507 (c), first
						paragraph.
Aboveground piping in excess of 1 ½ -inch pipe
						size may be Schedule 40 when used beyond the first shutoff valve provided
						welded, or welded and flanged connections are used.
All other piping shall be Schedule 80.
All piping shall be tested after assembly and proved free
						of leaks at a pressure of not less than its normal operating pressure or 150
						psi, whichever is greater.
Flammable material shall not be used for the installation
						acceptance pressure test.
All welded piping shall be fabricated and tested in
						accordance with the ANS Standards Code for Pressure Piping, Section
						3, Petroleum Refinery Piping
						B-31.3, 1966 Edition or equivalent.
All refrigerated piping shall conform to the
						Refrigeration Piping Code, American National Standards Institute, B-31.5-1966
						with addenda B-31.1a-1968 as it applies to ammonia.
Hose shall not be used in lieu of piping between the tank
						and loading and/or unloading connection, except that a section of metallic
						hose, not to exceed 24 inches in length may be used in each pipeline to provide
						flexibility and except as provided in Section
						504 (j). The
						manufacturer's identification required in Section
						510 (b) shall be
						retained on each section.
(b) All piping shall run as directly as
					 practical, with suitable provision for expansion, contraction, jarring,
					 vibrations, and settling. Piping may be either buried or installed aboveground,
					 and shall be well supported and protected against physical damage. All
					 underground piping shall be buried not less than 18 inches below the surface of
					 the ground unless otherwise protected, and shall be adequately coated or
					 otherwise protected against corrosion. Pipe coated as follows will be
					 considered acceptable:
(1) Clean and
					 prime.
(2) Coat with asphalt
					 enamel.
(3) Wrap with forty-pound
					 felt.
(4) Coat with asphalt
					 enamel.
(5) Wrap with forty-pound
					 felt.
(6) Coat with asphalt
					 enamel.
(7) Wrap with Kraft paper.
Equivalent wrapping will be accepted at the discretion of
						the Division.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 508 - Gaging Devices

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) A
					 permanent dip pipe shall be installed in all tanks designed to be filled by
					 volume, and shall be of such length that it will indicate when the tank is 86
					 ½ percent full. The fixed dip pipe required in this order shall be
					 permanently installed in the tank.
Each applicator container shall have a fixed liquid-level
						gage.
(b) Each tank filled
					 by volume shall be equipped with a liquid level gaging device, such as a rotary
					 gage, a slip tube, an automatic gage, a magnetic gage, or a series of fixed dip
					 pipes, to show the liquid level in the tank at any time. This gaging device
					 shall be in addition to the fixed dip pipe required in Section
					 508 (a).
A thermometer well shall be provided in all storage tanks
						over 1,200 gallons capacity not equipped with a fixed dip pipe, and in all
						transportation tanks.
(c)
					 Liquid level gaging devices that require bleeding of the product to the
					 atmosphere, such as rotary gages, dip pipes, or slip tubes, shall be so
					 designed that the maximum opening of the bleeder valve is not larger than No.
					 54 drill size.
(d) Liquid level
					 gaging devices shall be designed for a working pressure of not less than 300
					 psi ANS rating.
(e) Tubular-type
					 gage glasses shall not be used.
(f)
					 Each transportation tank exceeding 1,200 gallon capacity shall have a pressure
					 gage installed with the dial graduated to approximately double the operating
					 pressure but in no case less than 1.2 times the pressure at which the pressure
					 relieving device is set to function.
Each farm vehicle tank over 250 gallons and each storage
						container shall be provided with a pressure gage graduated from 0 to 400 p.s.i.
						Gages shall be designated for use in ammonia service.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
2. Amendment of subsections (a), (b) and (f)
						filed 3-28-75; effective thirtieth day thereafter (Register 75, No.
						13).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 509 - Transfer of Liquids

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a)
					 No anhydrous ammonia shall be vented to the atmosphere during the transfer
					 operation unless the vent is led to a safe point of discharge.
Anhydrous ammonia shall not be stored in or transferred
						into a container at a temperature lower than that shown on the
						nameplate.
Containers shall be charged or used only upon
						authorization of the owner.
(b) No gas other than anhydrous ammonia vapor
					 shall be used to displace anhydrous ammonia during the transfer
					 operation.
(c) All filling
					 connections and/or permanently installed transfer hoses shall be equipped with
					 a shutoff valve at the discharge end and shall be kept effectively capped when
					 not in use. These caps or plugs may be plastic or metallic, but must be so
					 designed that they will be vented to the atmosphere while at least 3 full
					 threads are engaged.
(d) During the
					 transfer of anhydrous ammonia, at least 1 attendant familiar with the
					 installation shall remain in attendance at the controls necessary to stop the
					 transfer operation. This attendant shall be considered familiar with the
					 installation only after he has been provided with a set of operating
					 instructions for the unloading operation and has been instructed through a
					 minimum of 3 full cycles of operation. During the transfer of anhydrous ammonia
					 into or from a transportation tank, the brakes of the transporting vehicle
					 shall be set and the wheels blocked.
Provisions for unloading tank cars shall conform to the
						applicable recommendations contained in the DOT regulations. See 560(e) for
						Railroad Tank Car Loading and Unloading.
(1) Caution signs shall be so placed on the
					 track or car as to give necessary warning to persons approaching the car from
					 open end or ends of siding and shall be left up until after the car is unloaded
					 and disconnected from discharge connections. Signs shall be of metal or other
					 suitable material, at least 12 by 15 inches in size and bear the words
					 "STOP--Tank Car Connected" or "STOP--Men at Work" the word, "STOP," being in
					 letters at least 4 inches high and the other words in letters at least 2 inches
					 high. The letters shall be white on a blue background.
(2) The track of a tank car siding shall be
					 substantially level.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 510 - Hose Specifications

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Hose and hose connections shall be
					 fabricated of materials that are resistant to the action of anhydrous ammonia.
					 Hose used in ammonia service shall conform to ANI-RMA (or TFI-RMA) Standard No.
					 M-5 for anhydrous ammonia hose. (TFI-RMA) stands for The Fertilizer
					 Institute-Rubber Manufacturers Association.)
Metallic hose is a hose in which the strength depends
						primarily upon the strength of its metallic parts, but it may have nonmetallic
						liners and/or covers. The metal used in this hose shall be stainless steel or
						other suitable materials acceptable to the Division.
All hose and hose connections subjected to tank pressure
						shall be designed for a minimum working pressure of 350 psi with a factor of
						safety of at least 5.
After the hose connections are made up, they shall
						withstand without leakage a test pressure of twice the working pressure for
						which the hose is designed.
Hose and hose connections located on the low-pressure
						side of pressure-reducing valves or devices and discharging to atmospheric
						pressure shall be designed for a working pressure of at least 125 psi with a
						factor of safety of at least 5.
(b) All hose ½ inch in diameter and
					 larger used for either liquid or vapor service shall be permanently and clearly
					 marked at intervals of not more than 5 feet with the following information:
(1) The words "Anhydrous Ammonia" or
					 "NH3"
(2)
					 The designed working pressure
(3)
					 The manufacturer's name or trademark
(4) The year of manufacture Hose smaller than
					 ½ inch in diameter need only be marked with items (1) and (2)
					 above.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 512 - Repairs and Alterations

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Field welding, where necessary, shall be
					 made only on nonpressure parts that were installed by the manufacturer of the
					 tank.
(b) No repairs or alterations
					 involving flame, arc, or other method of welding shall be made to any tank
					 until such tank has first been certified as free of anhydrous ammonia by
					 competent personnel.
(c) No repair
					 or alteration affecting the safety of the tank shall be made until the
					 contemplated repair or alteration has been authorized by a qualified inspector.
					 Nothing in this order shall prohibit the exchange or interchange of valves,
					 fitting, and appurtenances intended for the same purpose.
(d) No tank that has been subjected to a fire
					 shall be returned to service until it has been inspected by a qualified
					 inspector and found to be safe.
(e)
					 Any vessel requiring repair or alteration or that has been subjected to a fire
					 shall be prepared for hydrostatic test by the owner when such test is deemed
					 necessary by the qualified inspector.
(f) All repairs affecting the safety of the
					 tank shall be reported to the Division within 21 days by the qualified
					 inspector authorizing such repairs. The qualified inspector shall stamp his
					 certificate of competency number adjacent to all welded repairs authorized by
					 him, except that in the case of repairs to quenched and tempered steels, this
					 number need not be stamped. This exception shall be noted on the inspector's
					 report.
(g) Any welding necessary
					 when making repairs or alterations to tanks shall be done by welders and
					 welding procedures qualified in accordance with Section IX of the ASME Code in
					 the position or positions used in making the repair.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 513 - Anhydrous Ammonia Refrigeration Systems

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
Mechanical refrigeration systems using anhydrous ammonia
						as a refrigerant shall be installed and maintained according to the provisions
						of the General Industry Safety Orders.
1.
						Amendment filed 12-8-72 as procedural and organizational; effective upon filing
						(Register 72, No. 50).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 6 - Anhydrous Ammonia › Section 515 - Systems Utilizing Portable Dot Nh3 Containers

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Cylinders shall comply with DOT
					 specifications and shall be maintained, filled, packaged, marked, labeled, and
					 shipped to comply with 49 CFR Chapter 1 and Marking Portable Compressed Gas
					 Containers to Identify the Material Contained, ANSI Z48.1-1954
					 (R1970).
(b) Cylinders shall be
					 stored in an area free from ignitable debris and in such manner as to prevent
					 external corrosion. Storage may be indoors or outdoors.
(c) Cylinders filled in accordance with DOT
					 regulations will become liquid full at 145° F. Cylinders shall be protected
					 from heat sources such as radiant flame and steampipes. Heat shall not be
					 applied directly to cylinders to raise the pressure.
(d) Cylinders shall be stored in such manner
					 as to protect them from moving vehicles or external damage.
(e) Any cylinder which is designed to have a
					 valve protection cap shall have the cap securely in place when the cylinder is
					 not in service.
1. New
						section filed 3-28-75; effective thirtieth day thereafter (Register 75, No.
						13).
Note: Authority cited: Section
						  142.3, Labor
						  Code.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 7 - Compressed and Liquefied Natural Gas System › Section 523 - Design and Construction of Natural Gas Tanks

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) General. All new natural gas tanks shall
					 be constructed, inspected, and stamped in compliance with the Code, unless the
					 design, material, and construction of the tank are accepted by the Division as
					 equivalent to code.
(b) Compressed
					 Natural Gas. In addition to the stamping required by the Code, the stamping on
					 all new CNG tanks shall include the following:
(1) Volumetric capacity in standard cubic
					 feet of natural gas when filled to the limits provided by these
					 regulations.
(2) The words "For
					 CNG."
(3) The head and shell
					 thicknesses.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 7 - Compressed and Liquefied Natural Gas System › Section 524 - Design and Construction of Compressed Natural Gas Cylinders

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
All new natural gas cylinders shall be constructed for
						the service pressure specified in and meet other DOT
						regulations.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 7 - Compressed and Liquefied Natural Gas System › Section 525 - Design and Construction of LNG Vaporizers. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1.
						Amendment of subsection (a) filed 8-6-76; effective thirtieth day thereafter
						(Register 76, No. 32).
2. Change without regulatory effect repealing
						Section 525 (Register 88, No.
						15).
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 7 - Compressed and Liquefied Natural Gas System › Section 526 - Repairs and Alterations to Tanks, Welded Piping and to Welded Vaporizers Having a Volumetric Capacity in Excess of 1 U. S. Gallon

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) No repairs or
					 alterations involving flame, arc or other method of welding shall be made on
					 any tank, vaporizer or piping unless such tank, vaporizer or piping shall first
					 have been certified as natural gas free or oxygen free by competent
					 personnel.
(b) No repair or
					 alteration to a natural gas tank or welded vaporizer which affects the safety
					 of such natural gas tank or welded vaporizer shall be made until the
					 contemplated repair or alteration has been authorized by a qualified inspector.
					 The exchange or interchange of valves, fittings and accessories intended for
					 the same purpose need not be considered a repair or alteration.
(c) No tank, vaporizer or piping system that
					 has been subjected to possible damage by fire shall be returned to service
					 until it has been inspected by a qualified inspector and found to be
					 safe.
(d) Any vessel, vaporizer or
					 piping requiring repair or alteration or that has been subjected to a fire
					 shall be prepared for hydrostatic test by the owner when such test is deemed
					 necessary by the qualified inspector.
(e) No repairs shall be performed on any
					 natural gas fueled motor vehicle nor on a transport tank, trailer or skid tank,
					 whether empty or loaded, until reasonable precaution has been taken to provide
					 the required safety.
(f) All
					 repairs to natural gas tanks or vaporizers affecting the safety of such tanks
					 or vaporizers shall be reported to the Division within 21 days by the qualified
					 inspector authorizing such repairs. The qualified inspector shall stamp his
					 certificate of competency number adjacent to all welded repairs authorized by
					 him except that in the case of repairs to quenched and tempered steels, this
					 number need not be stamped. This exception shall be noted in the inspector's
					 report.
(g) Any welding necessary
					 when making repairs or alterations to tanks, vaporizers or piping shall be done
					 according to welding procedures and by welders qualified in accordance with the
					 rules of Section IX of the ASME Code in the position or positions used in
					 making the repair.
(h) Repairs to
					 DOT cylinders shall be made under DOT regulations and control.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 7 - Compressed and Liquefied Natural Gas System › Section 527 - Control of Products in Tanks and Cylinders

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) General. Natural gas contaminants such as
					 hydrogen sulfide and water shall be so minimized as to prevent any adverse
					 effects on storage and utilization equipment.
(b) Compressed Natural Gas.
No natural gas shall be delivered into any vessel or
						system covered by these Safety Orders unless odorized. The gas shall have a
						distinctive odor of sufficient intensity so that the presence of the gas may be
						detected down to the concentration in air of not over 20 percent of the lower
						explosive limit. Odorants in the concentrations used shall be:
(1) Harmless to humans.
(2) Non-toxic.
(3) Non-corrosive to steel, iron, brass or
					 copper.
(4) Non-soluble in water to
					 an extent greater than 2.5 parts by weight of odorant to 100 parts by weight of
					 water.
(5) Be compatible with
					 natural gas at the pressures and temperatures to be encountered in storage,
					 transfer and service.
California Code of Regulations › Title 8 - Industrial Relations › Division 1 - Department of Industrial Relations › Chapter 4 - Division of Industrial Safety › Subchapter 1 - Unfired Pressure Vessel Safety Orders › Article 7 - Compressed and Liquefied Natural Gas System › Section 529 - Gaging Devices for Liquefied Natural Gas Tanks

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) A permanent dip pipe shall be installed
					 in all LNG tanks filled by volume and shall be of such length that it will
					 indicate when the tank is filled to the level specified by the manufacturer and
					 in no case more than 90 percent. This fixed dip pipe shall be permanently
					 installed in the tank. Additional dip pipes may be used providing they are
					 permanently marked to show the outage they indicate.
(b) In addition to the fixed dip pipe
					 required in (a) above, each LNG tank 60-gallon capacity or more, filled by
					 volume, and each motor fuel tank shall be equipped with a liquid level
					 gage.
(c) Gaging devices that
					 require bleeding of the product to the atmosphere shall be so designed that the
					 maximum opening of the bleeder valve is No. 54 drill size.
(d) Gaging devices shall be designed for the
					 most severe pressure and temperature conditions to which the device may be
					 subjected with a factor of safety of not less than 4. Such gaging devices shall
					 be labeled with the maximum permitted pressure by the manufacturer.
(e) Where the efficiency of the insulation of
					 an insulated tank is dependent upon the vacuum in an annular space, an
					 indicating device or other means shall be provided to warn of loss of
					 vacuum.