Be familiar with other identification marking requirements.
10–0
Chemical manufacturers and importers
Required under OSHA HCS to provide appropriate labels on their product containers
(Cont.)
Be familiar with other identification marking requirements.
10–1
Military services (U.S. and Canada)
Pipeline companies
NFPA® 704 System
Know the requirements for manufacturers’ warnings.
10–2
CAUTION
WARNING
DANGER
POISON
Know how to recognize military markings.
10–3
Used on fixed facilities
May also be seen on military vehicles (although they are not required)
Not necessarily uniform
Some buildings and areas that store hazardous materials may not be marked due to security reasons
CAUTION
The military ships some hazardous materials and chemicals by common carrier. In these instances, materials are not required to be marked with U.S. Department of Transportation (DOT) or Transport Canada (TC) markings.
10–4
Know how to recognize pipeline markings.
10–5
Markers must be in sufficient numbers along a pipeline to identify the pipe’s location
Do not always mark the exact location of the pipeline
In the U.S. and Canada include the signal words CAUTION, WARNING, or DANGER
Contain information describing the transported commodity and the name and emergency telephone number of the carrier
Inspectors need to understand the NFPA® 704 system.
10–6
Provides a widely recognized method for indicating the presence of hazardous materials at commercial, manufacturing, institutional, and other fixed-storage facilities
Commonly required by local ordinances for all occupancies that contain hazardous materials
Designed to alert emergency responders to health, flammability, instability, and related hazards
Know what the NFPA® 704 system does NOT cover.
10–7
Transportation
General public use
Nonemergency occupational exposures
Explosives and blasting agents
Chronic health hazards
Etiologic agents and other similar hazards
The NFPA® 704 system uses a rating system of numbers from 0 to 4.
10–8
Number 0 indicates a minimal hazard
Number 4 indicates a severe hazard
Rating is assigned to three categories: health, flammability, and instability
Know how to read NFPA® 704 system markings.
10–9
(Cont.)
Know how to read NFPA® 704 system markings.
10–10
Special hazards are located in the six o’clock position and have no specified background color; however, white is most commonly used
Only two special-hazard symbols are presently authorized for use in this position by NFPA®
Inspectors may see other symbols in the white quadrant on old placards, including the trefoil radiation symbol
If more than one special hazard is present, multiple symbols may be seen
REVIEW QUESTION
What are some of the other types of markings inspectors might encounter?
10–11
Several references are widely used to identify hazardous materials.
10–12
Emergency Response Guidebook (ERG)
NIOSH Pocket Guide to Chemical Hazards (NPG)
Hazardous Materials Guide for First Responders from the U.S. Fire Administration
Hazardous Materials Information Resource System (HMIRS) is available for those inspectors who deal with U.S. government facilities
The ERG is primarily a guide to aid emergency responders.
10–13
Developed jointly by TC, DOT, and the Secretaría de Comunicaciones y Transportes (SCT) of Mexico
Used to quickly identify the hazards of materials involved in an emergency incident
Knowledge helps protect them and the general public
Useful resource for inspectors
NOTE
The ERG does not address all circumstances that may be associated with hazardous materials/dangerous goods. It is primarily designed for use at hazardous materials/dangerous goods incidents occurring on highways or railroads.
10–14
Inspectors can use the ERG in several ways.
10–15
Identify the four-digit UN identification number on a placard or on shipping papers and then find the appropriate guide in the yellow-bordered pages of the guidebook
Find the name of the material involved (if known) in the blue-bordered pages section of the guidebook
Use the three-digit guide code associated with the placard in the Table of Placards and Initial Response Guide to Use On-Scene located in the front of the ERG
The NPG is a reference source of general industrial hygiene information.
10–16
Provides key information and data in abbreviated or tabular form for over 600 chemicals or groups of chemicals
Designed for occupational safety personnel, employers, and employees
Can also provide a quick reference for inspectors
(Cont.)
The NPG is a reference source of general industrial hygiene information.
10–17
Chemical names, synonyms, trade names, conversion factors, Chemical Abstract Service (CAS) number, Registry of Toxic Effects of Chemical Substances® (RTECS®), and DOT numbers
NIOSH recommended exposure limits (RELs)
OSHA permissible exposure limits (PELs)
NIOSH immediately dangerous to life or health (IDLH) values
(Cont.)
The NPG is a reference source of general industrial hygiene information.
10–18
Physical description of the agent with chemical and physical properties
Measurement methods
Personal protection and sanitation recommendations
Respirator recommendations
Information on health hazards including route, symptoms, first aid, and target organ information
Be familiar with the Hazardous Materials Guide for First Responders.
10–19
Section 1
Section 2
Section 3
(Cont.)
Be familiar with the Hazardous Materials Guide for First Responders.
10–20
Section 4
Section 5
Section 6
Section 7
Inspectors should be familiar with the HMIRS.
10–21
A U.S. Department of Defense (DoD) automated system the Defense Logistics Agency developed
Central repository for SDSs for the U.S. Government military services and civil agencies
Contains other valuable information including hazard communications (HAZCOM) warning labels and transportation information
Includes data for hazardous materials that the federal government purchased through the DoD and civilian agencies
REVIEW QUESTION
List some of the references used to identify hazardous materials.
10–22
Inspectors should be familiar with the Canadian Dangerous Goods System.
10–23
Federal or provincial government regulates a number of products designated as dangerous goods
Municipal inspectors are not normally empowered to enforce these regulations
Be aware of and familiar with other regulations to avoid conflicts between federal, provincial, and local laws
Be prepared to notify the proper agency to address a hazard or dangerous commodity when they encounter one
NOTE
Inspectors can obtain federal and provincial legislation from government web sites. Federal legislation can be found at the Department of Justice Canada web site. The provincial Queen’s Printer web site usually contains provincial legislation.
10–24
Inspectors should be familiar with WHMIS.
10–25
Workplace Hazardous Materials Information System (WHMIS)
Designed to reduce the risk from hazardous products in the workplace
Health Canada and provincial agencies administer WHMIS
Provincial agency responsible for occupational health and safety (OHS) normally regulates WHMIS within each province
Inspectors may not have authority to apply these regulations on their own
WHMIS is applicable to federal government employees
Inspectors should be familiar with WHMIS requirements for employers.
10–26
Controlled products used, stored, handled, or disposed of in the workplace are properly labeled
SDS are readily available to workers
Workers receive education and training in the safe storage, handling, usage, and disposal of controlled products in the workplace
Be familiar with what WHMIS considers a controlled product.
10–27
Burn readily
Explode
Produce toxic reactions, allergies, infectious diseases, or dangerous reactions
Inspectors need to be familiar with other WHMIS characteristics.
10–28
Requires all containers holding a controlled product to display a WHMIS label
Critical component of WHMIS is that an SDS must be available on site for each controlled product
Suppliers of controlled products must label all containers with a Supplier Label
When moved to another unmarked container for use at a worksite, the new container must be labeled with a Workplace Label
NOTE
The Workplace Label does not require the distinctive crosshatch border that is required on the Supplier Label.
10–29
Inspectors need to be familiar with WHMIS labels.
10–30
Supplier Label
Workplace Label
REVIEW QUESTION
Why is it important for inspectors to be aware of different aspects of the Canadian Dangerous Goods System?
10–31
Inspectors need to be familiar with the Mexican Hazard Communication System.
10–32
Normas Oficiales Mexicanas (NOMs) augment the Mexican Regulation for the Land Transport of Hazardous Materials and Wastes
Mexican SCT is responsible for publishing and maintaining the NOMs
Mexico’s equivalent to the Hazard Communication Standard (HCS) is NOM-018-STPS-2000
Requires employers to see that hazardous chemical substances in the workplace are labeled
Essentially an adoption of the NFPA® 704 marking system and HMIG
Remember that employers in Mexico may use any alternative system that complies with the objectives of the standard
(Cont.)
Inspectors need to be familiar with the Mexican Hazard Communication System.
10–33
NOM-026-STPS-1998 authorizes the use of some International Organization for Standardization (ISO) safety symbols from ISO-3864
General caution symbols in Mexico are triangular rather than round like those in Canada or rectangular as in the U.S.
(Cont.)
Inspectors need to be familiar with the Mexican Hazard Communication System.
10–34
Transportation placards, labels, and markings are based on the UN Recommendations
Uses the same hazard classes and divisions
Placards and labels in Mexico will have text in Spanish
Information provided on markings will also be written in Spanish
Inspectors need to be familiar with a few Spanish hazard warnings.
10–35
Peligro (danger)
Gases Flamables (flammable gas)
Radioactivo (radioactive)
Liquido Criogenico (cryogenic liquid)
Know some of the differences between Mexican transportation regulations and U.S. HMR.
10–36
Official Mexican regulations do not authorize the use of DANGEROUS placards
Package markings are consistent except that the proper shipping name is provided in Spanish in addition to English
The HOT mark used for elevated temperature in the U.S. is not authorized in Mexico
The Mexican standard regarding the classification of flammable liquids does not incorporate provisions for combustible liquids; combustible liquid requirements only apply in the U.S.
REVIEW QUESTION
What are some of the differences between markings in the Mexican Hazard Communication System and those found in the U.S. and Canada?
10–37
Inspectors should understand piping identifications.
10–38
Model fire codes require identification of the piping that conveys hazardous materials
Enables plant personnel to trace piping in the event of a leak or a spill
Pipe labels must identify the contents and direction of flow
Labels are required at
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors should understand cylinder markings.
10–39
Cylinder color does not indicate which gas it may store
Only way to identify a cylinder’s contents is by labeling or marking the cylinder
Require markings in accordance with Compressed Gas Association (CGA) Standard C-7
Labels are located on the shoulder or wall of the cylinder
C-7 requires that the marking contain several items
If the compressed gas is an inhalation hazard, warning statements about this hazard are required
Courtesy of Ron Moore, McKinney (TX) Fire Department
REVIEW QUESTION
Describe the requirements for marking piping and cylinders.
10–40
�Learning Objective 7
Describe code considerations for determining the permissible amount of hazardous materials within a building.
10–41
Know the three possible storage situations for hazardous materials.
10–42
Storage
Use — Closed system
Use — Open system
Inspectors need to know the definition of storage.
10–43
A material in a package that is static and not moving is defined as storage
Hazardous materials storage can present its own hazards
Containers of compressed gases and cryogenic fluids contain materials that are stored at high pressures and create stored kinetic energy
Loss of container integrity will result in the release of a hazardous material
Courtesy of Scott Stookey, International Code Council, Washington, D.C
When a hazardous material is moved from its original container, it is use.
10–44
Use-closed system
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
When a hazardous material is moved from its original container, it is use.
10–45
Use-open systems
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Model fire codes set limits for the amount of hazardous materials allowed inside a building.
10–46
Definition
Determinations
Know what a code official must have to determine the MAQ of an occupancy.
10–47
Material hazard classification
Physical state
Amount of material that is in storage and use
Understand the importance of the footnotes in the MAQ tables.
10–48
When the MAQ is exceeded, the tables in the model fire codes will stipulate the Hazardous (High Hazard) occupancy classification that is required
Establish certain requirements or conditions that allow an increase of hazardous materials inside buildings without requiring a change of occupancy
Set forth limitations or prohibitions for certain classes of hazardous materials
Know requirements for materials isolated by noncombustible enclosures.
10–49
Most buildings are not protected by automatic sprinkler systems
Model fire codes allow an MAQ increase when materials are isolated by noncombustible enclosures
These enclosures offer increased resistance to fire
Adding individual protection features can safely increase the MAQ.
10–50
In the case of a fire in a sprinklered building, it is expected that the sprinkler system will control the fire
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Know which materials are too high risk to be allowed in unprotected buildings.
10–51
Class 4 Oxidizers
Detonable Unstable (Reactive) materials
Explosives (excluding Division 1.4G consumer fireworks)
Pyrophoric materials
Most standards have specific sprinkler design requirements for hazmat.
10–52
Review their adopted fire code
Verify that the required discharge density and design area is selected
Most NFPA® standards governing hazardous materials have requirements that exceed the minimum requirements in NFPA® 13
Courtesy of Scott Stookey, International Code Council, Washington, D.C
REVIEW QUESTION
What must a code official have to determine the MAQ?
10–53
A control area is a physical boundary inside a building where hazmat can be stored.
10–54
Used as long as the MAQ is not exceeded
For the purposes of applying hazardous material regulations, all buildings are considered a single control area
Control areas can be
The number of control areas inside a building and their MAQ is influenced by the building’s occupancy
Know the characteristics of control areas.
10–55
Model codes have established MAQs based on the loss history of certain hazardous materials in certain occupancies
MAQs are also based on concerns for occupant and firefighter safety
Construction requirements for control areas are in the jurisdiction’s adopted building code
Requirements for control areas are deferred to the building code
REVIEW QUESTION
Describe examples of control areas.
10–56
�Learning Objective 8
Explain the requirements for storage and use of nonbulk and bulk packaging.
10–57
Inspectors need to know the two DOT and TC categories of packaging for hazmat.
10–58
Nonbulk
Bulk
Inspectors need to know the IFC categories of packaging for hazmat.
10–59
Containers
Cylinders
Portable containers
Stationary tanks
Know the characteristics of nonbulk packaging.
10–60
119 gallons (475 L) or less of liquids
882 pounds (440 kg) or less of solids
Compressed gas cylinders with a water capacity of 1,000 pounds (500 kg) or less
Designed to hold:
(Cont.)
Know the characteristics of nonbulk packaging.
10–61
Water capacity (w.c.) is the accepted measurement of the available volume of compressed gas cylinders
The reason for expressing available volume in this manner is that gases have different densities based on their molecular weight
Gas cylinders are generally filled by weight
The cylinder’s empty (termed tare) weight is combined with the density of the packaged gas to prevent overfilling of cylinders
(Cont.)
Know the characteristics of nonbulk packaging.
10–62
Nonbulk packages containing liquefied compressed gases, cryogenic fluids, or liquids with a high vapor pressure must contain a means of venting
Same for flammable liquids stored in portable tanks
Vented products cannot create a flammable mixture in air or a poisonous or asphyxiating atmosphere
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Code requirements for containers address packaging of flammable and combustible liquids.
10–63
NFPA® 30 has specific limits
Additional requirements for containers and their construction are also established based on the building’s occupancy
All model fire codes exempt liquid fuels stored in motor vehicle fuel tanks from regulation; storage of distilled spirits in containers if their volume does not exceed certain limits
Safety cans are the safest containers approved for storing small amounts.
10–64
An inspector most often encounters flammable or combustible liquids stored in containers that are a maximum of 5 gallons (20 L) or less in size
Constructed to reduce the chance of leakage or container failure
Designed to virtually eliminate vapor release from the container under normal conditions
Uses self-closing lids with vapor seals
Self-closing lid also acts as a pressure-relief device when the can is heated
Know the characteristics of intermediate bulk containers (IBCs).
10–65
Also known as totes
Common form of DOT authorized nonbulk packaging for liquids or solids
Designed for volumes between 119 to 793 gallons (475 L to 3 150 L)
Made of carbon or stainless steel, aluminum, high-density polyethylene, or multiple-layer fiberboard and plastic
(Cont.)
Know the characteristics of intermediate bulk containers (IBCs).
10–66
Multiple-layer fiberboard IBCs, only allowed for single trips
All others are subject to requalification every 30 months
Rigid plastic IBCs cannot be used for storage and dispensing of Class I flammable liquids
(Cont.)
Know the characteristics of intermediate bulk containers (IBCs).
10–67
Designed for gravity dispensing
Require a means of pressure relief
(Cont.)
Know the characteristics of intermediate bulk containers (IBCs).
10–68
Inspectors duties
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to be familiar with the characteristics of cylinders.
10–69
A compressed gas container is a pressure containment vessel
Container must be properly engineered to safely store and dispense the gas based on its physical or health hazards
Compressed gas cylinders are designed and constructed in accordance with US DOT requirements and approved standards
Unless they are disposable, compressed gas containers are subject to periodic testing and examination
Stationary pressure vessels must be constructed in accordance with the Boiler and Pressure Vessel Code (BPVC) requirements for unfired pressure vessels
(Cont.)
Inspectors need to be familiar with the characteristics of cylinders.
10–70
Size of a cylinder or container is limited
Volume of gas that can be stored is directly proportional to the density of the gas molecules
Cylinders, containers, and tanks always have a circular cross-sectional area
Not constructed using other geometric shapes because of the imposed forces in the corners of rectangular-shaped containers
Designed to operate at pressures above 25 PSIG
(Cont.)
Inspectors need to be familiar with the characteristics of cylinders.
10–71
Proper storage and use of compressed gas containers is dependent on the material contained within, construction, and intended use
Cylinders are designed for either a vertical or horizontal orientation
Almost all compressed gas containers are equipped with a pressure relief device
Valve fittings are manufactured with unique, material-specific connections
Cylinders require markings
Courtesy of Scott Stookey, International Code Council, Washington, D.C
REVIEW QUESTION
List examples of containers used for nonbulk and bulk packaging.
10–72
Inspectors need to know the characteristics of bulk packaging.
10–73
Refers to a packaging, other than that on a ship or barge, in which materials are loaded with no intermediate form of containment
Includes a transport vehicle or freight container such as a cargo tank, railcar, or portable tank
Also includes stationary tanks
Courtesy of Rich Mahaney
Inspectors need to know the characteristics of stationary tanks.
10–74
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Stationary tanks used to store hazardous materials are permanently installed underground or aboveground
Depending on the design, stationary tanks are either listed by a nationally recognized testing laboratory or they must be approved by the fire official
Most common stationary tanks are those used for storing flammable and combustible liquids
Either shop fabricated or field erected
(Cont.)
Inspectors need to know the characteristics of stationary tanks.
10–75
Shop-fabricated tanks
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of stationary tanks.
10–76
Field-erected tanks
(Cont.)
Inspectors need to know the characteristics of stationary tanks.
10–77
Stationary tanks are also categorized by their design pressure
The applicable engineering standard used as the basis for design and approval governs its design pressure
Standards prohibit installing an underground storage tank aboveground and aboveground storage tanks being installed underground
(Cont.)
Inspectors need to know the characteristics of stationary tanks.
10–78
Inspectors need to know the characteristics of shop-fabricated aboveground tanks.
10–79
Fire inspectors commonly encounter atmospheric aboveground storage tanks (ASTs)
ASTs can range in volume from 60 to 60,000 gallons (240 L to 240 000 L)
A variety of installations use ASTs
ASTs for flammable and combustible liquids are required by NFPA® 30 and the IFC to be listed
Standard considered universal by tank manufacturers and AHJs is UL 142
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of shop-fabricated aboveground tanks.
10–80
UL 142 nameplates
UL 142 construction requirements
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of shop-fabricated aboveground tanks.
10–81
ASTs are constructed with a normal and an emergency vent
Vent openings are provided to protect the tank from excessive vacuum or positive pressure
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of shop-fabricated aboveground tanks.
10–82
Normal vents
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of shop-fabricated aboveground tanks.
10–83
Emergency vents
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of shop-fabricated aboveground tanks.
10–84
Inspector concerns
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of field-erected aboveground tanks.
10–85
Fabricated from plate carbon steel and stainless steel
Steel sheets are erected into a structurally safe tank onsite
Model codes do not limit the diameter or height of field erected ASTs
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of field-erected aboveground tanks.
10–86
Tanks designed to operate at atmospheric pressure are designed to API 650
Tanks that operate at a pressure between 2-15 PSIG or that store liquids at temperatures above 200°F (93°C) are classified as low pressure field-erected ASTs
Inspectors will need to review the manufacturer’s nameplate affixed to the tank to determine the standard of construction that was used
API Standard 653 requires that major modifications or repairs to field-erected ASTs be noted on a permanent repair nameplate affixed to the storage tank
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of field-erected aboveground tanks.
10–87
Constructed to American Petroleum Institute (API) standards
Constructed as cone roof, open floating roof, or internal floating roof tanks
Type of roof selected is based on the petroleum product the tank will store
New tanks utilize welded construction and are liquid- and vapor-tight
Older tanks may be of riveted or bolted construction and may not be vapor-tight
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of field-erected aboveground tanks.
10–88
Fire protection
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of field-erected aboveground tanks.
10–89
Tank owners/representatives are required to perform a monthly visual inspection of the exterior of each field-erected AST
An authorized inspector certified to API 653 must perform an external examination every five years
At an interval no greater than 20 years, the tank must be removed from service and internally inspected
Inspectors need to know the characteristics of underground storage tanks (USTs).
10–90
Designed to operate at atmospheric pressure
USTs offer the highest degree of fire safety
With the exception of lightning strikes, USTs are safe from most fire exposures
Model fire code-compliant USTs are listed
Constructed of carbon steel or glass-fiber reinforced plastic
It is a violation of model fire codes to attempt to install an aboveground tank underground
USTs are designed to resist the dead load of water-saturated soil
(Cont.)
Inspectors need to know the characteristics of underground storage tanks (USTs).
10–91
(Cont.)
Gasoline
Diesel
Bio-fuels
Alcohol-blended fuels
Designed to store
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of underground storage tanks (USTs).
10–92
(Cont.)
Openings are located on top of the tank and are prohibited below the tank’s liquid level
Require openings for a normal vent, filling the tank with liquid, and openings to accommodate pumps to supply dispensers
Inspectors need to know the characteristics of underground storage tanks (USTs).
10–93
Product reconciliation
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of underground storage tanks (USTs).
10–94
Model fire codes do not require USTs to have secondary containment
May be required by state environmental laws; along with electronic monitoring
Review their applicable state environmental laws to determine any special UST design or installation requirements
Model codes require overfill protection and spill control for all USTs
Inspectors need to know the characteristics of pressure vessels.
10–95
Engineered stationary containers designed to store liquids, cryogenic fluids, or gases at pressures of 15 PSIG or greater
Can be constructed for either a horizontal or vertical orientation
Design, construction, and examination requirements are contained in Section VIII, Division 1 of BPVC
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Inspectors need to know the characteristics of pressure vessels.
10–96
(Cont.)
Required markings
Inspectors need to know the characteristics of pressure vessels.
10–97
Pressure relief device
REVIEW QUESTION
List types of stationary tanks that may be used for nonbulk and bulk packaging.
10–98
�Learning Objective 9
Describe the code requirements for testing, maintenance and operation of equipment, containers and tanks.
10–99
Know inspector duties regarding testing, maintenance, and operations.
10–100
Fire inspectors evaluating hazardous materials will encounter processes and equipment used to facilitate their safe storage and handling
Important that the mechanical integrity and the tightness of the system are maintained
Must have a good understanding of the hazards involved and how the model fire codes regulate use
(Cont.)
Know inspector duties regarding testing, maintenance, and operations.
10–101
Verify tank vents are operational; tanks and piping are free of any leaks
Damaged or nonfunctional tank or piping components should be repaired or replaced with approved components
Tanks with integral secondary containment that cannot be visually monitored require an electronic means of leak detection, which requires periodic testing
(Cont.)
Courtesy of Scott Stookey, International Code Council, Washington, D.C
Know inspector duties regarding testing, maintenance, and operations.
10–102
Gravity dispensing
REVIEW QUESTION
What are some of the things inspectors need to verify when inspecting hazardous materials storage?
10–103
�Summary
10–104
(Cont.)
�Summary
10–105
(Cont.)
�Summary
10–106
(Cont.)
�Summary
10–107
(Cont.)
�Summary
10–108
(Cont.)
�Summary
10–109
(Cont.)
�Summary
10–110
(Cont.)
�Summary
10–111
(Cont.)
�Summary
10–112