OSHA 30 Construction Health Hazards in Construction

Question 1

what are the two types of reactions to chemical hazards

Answer 1

ACUTE (IMMEDIATE)

CHRONIC(SLOWLY DEVELOPING AND LONG LASTING)

Question 2

were can you fin d info on the safety of a chemical

Answer 2

on the data sheet

Question 3

what is the OSHA ruling when working with crystallin silica

Answer 3

reduce PEL to 50 micro grams per cubic meter of air over a length of 8 hours

Question 4

what are the OSHA requirements for working with lead

Answer 4

workers can no exceed 50 micro grams of lead per cubic meter of air over 8 hours

Question 5

what is the most common form of silica

Answer 5

quartz

Question 6

what is does the OSHA standard for hazard communication do

Answer 6

helps define the classification
and information need to transport and for chemicals

Question 7

what is the GHS

Answer 7

the system for standardizing and harmonizing the classification and labeling of chemicals

Question 8

Is the GHS a standard or a highly suggested guideline

Answer 8

a guideline

Question 9

What are the GHS hazard categories

Answer 9

PHYISCAL

CHEMICAL

ENVIROMENTAL

Question 10

SINGLE EXPOSURE ABOVE WHAT decibel can cause hearing loss

Answer 10

115

Question 11

what are the two types of vibration

Answer 11

whole body

hand/arm vibration

Question 12

the best hearing protection is provided by what

Answer 12

this depends on the NRR noise reduction rating of the device

Question 13

what are the three factors that can protect you from radiating

Answer 13

time distance radiation

Question 14

were can the OSHA respirable crystalline silica for construction standards be found

Answer 14

in 29 CFR 1926

Question 15

what is the osha limit for breathable crystalline silica and where can it be seen

Answer 15

The limit is 25micro grams per cubic meter of air over an 8 hour average
in 28 CFR 1926.1153

Question 16

what are the some possible side effects from breathing in crystalline silica ?

Answer 16

Silicosis An irreversible lung disease that causes scarring and stiffening. Silicosis can lead to disability and death

Lung cancer

Chronic obstructive pulmonary disease (COPD)

Kidney disease

Question 17

what are the categories of sillicosis

Answer 17

chronic occurs after 15-20 years

accelerated occurs after 5-10 years

acute occurs after a few months to 2 years

Question 18

what is the best option for fighting dust emission on site

Answer 18

wet methods that cause dust to clump together and prevent it from being airborn

Question 19

when must fit tests be provided for respirators

Answer 19

every 12 months

Question 20

APF 10 are

Answer 20

less protective respirators

Question 21

Apf 25 are

Answer 21

more full body and more protective

Question 22

fans should only used as

Answer 22

supplemental methods for remove dust contaminants

Question 23

were should us saws to prevent dust

Answer 23

outdoors

Question 24

When using saws of 8 inches or less what must the saw include

Answer 24

dust collectors with a filter of 99% or greater efficiency

Question 25

which saws use a wet method as a control

Answer 25

masonry handheld with larger the 8 inches in diameter walk behind saws drivable saws that are outdoors rig mounted saws

Question 26

when using grinders what kind of filter must you have

Answer 26

a pre-separator or filter-cleaning mechanism

Question 27

for working outdoors what should be used for dust control with a grinder

Answer 27

water controls

Question 28

what is the o0nly equipment that requires an APF 25 respirator for more then 4 hours

Answer 28

handheld grinder for mortar removal

Question 29

should you use a water system for a walk-behind milling machine

Answer 29

yes

Question 30

does hand held grinding for mortars us a wet method

Answer 30

no

Question 31

what piece of equipment does not have added control requirements beyond wet methods and dust collection

Answer 31

handheld grinders

Question 32

When is an employer required to notify the employee of they results of a monitoring assessment

Answer 32

five days