Confined Space
Which of the following is the least effective safety measure for work that required entry into a confined space known to have contained toxic chemicals?
One employee equipped with a rope around their waist
Entry personnel with SCBA
Rescue personnel on stand-by at the fire station
Both workers assigned to the task inside the tank
Both workers assigned to the task inside the tank
Respirators must be inspected when?
Before and after each use
On the construction site, who is responsible to ensure that workers have PPE?
Employer
Name two types of permitted confined spaces that we have on station.
Electrical vaults, manholes, vessels, pits, sumps, tanks
What form must be completed within 7 days when there is an OSHA recordable injury?
OSHA 301 Form
What specific OSHA regulation has to do with confined space?
29 CFR 1910.146
What is the specific OSHA regulation for respiratory protection?
29 CFR 1910.134
What is the OSHA regulation specific to PPE?
29 CFR 1910 Subpart I; Which contains 1910.132 through 1910.140
Name the two forms of seal checks.
Positive pressure and negative pressure
Who is in charge of the emergency plan?
Supervisor
Workers have entered a confined space, which contains 1% chemical fumes (not IDLH). What kind of respiratory protection would be suitable?
Full face respirator with chemical cartridge
What are the two types of Fit Testing?
Qualitative - Strong smelling substance used to see if employee can smell it.
Quantitative - Uses a machine to calculate and measure leaks.
What type/class hard hat is designed to provide protection from a blow that might be off-center, from the side, or to the top of the head?
Type II
What are the major types of exposure associated with chemical components?
Hint: there are 4
Inhalation, absorption, ingestion, injection
An OSHA compliance officer finds a violation during an inspection and is issuing a citation. Who is responsible?
General Contractor
When monitoring a confined space, what do you check for first?
Oxygen levels
Respirators maintained for emergency use must be inspected when?
Monthly and checked for proper function before and after each use
What are the three electrical classes for hard hats?
Class E, Class G, and Class C
Name two of the four most common OSHA citations in reference to PPE.
No head protection
No eye/face protection
No respiratory protection
No life vests
Who has the responsibility for safety at a multiple employer work site?
Direct Employer, Construction Manager, and Client/Subcontractor.
What are the three criteria that defines a confined space?
Space is large enough for human entry
Space has limited/restricted means of entry/exit
Space is not designed for continuous human occupancy
What is an example of an "Atmosphere Supplying" respirator?
Supplied Air Respirator (SAR)
Self-Contained Breathing Apparatus (SCBA)
What ANSI standard is specific for both Safety Glasses and Hard Hats?
Hint: These are two different standards
ANSI Z.87 - Safety Glasses
ANSI Z.89 - Hard Hats
Inhalation of chemical airborne contaminants usually involves which three physical classifications?
Gases, vapors, and particulate matter
How do you calculate Incident Rate?
(Number of Incidents x 200,000) / Number of hours worked.