Earthworks
True or False: If you are operating heavy equipment, seatbelts are not mandatory until you're driving over 10km/hr.
False. Seatbelts must be worn at all times in vehicles and equipment.
Refeance: SAF_CT9 R2
If a tool is defective or damaged, what steps do you (as the worker) take?
Immediately remove the tool from service. Clearly tag it "out of service for repair". Do not attempt field repairs - this is only done by a competent and qualified individual.
Ref: SAF_SWP07 R0
Who can stop a lift?
If it is perceived to be danerous, any worker can stop a lift.
What steps must your supervisor take if you refuse unsafe work?
The supervisor must investigate the matter and fix it if possible. If the worker and supervisor can not agree with the incident being safe/unsafe, WorkSafeBc can get involed to come to a conclusion. A worker CAN NOT be punished for refusing what may be perceived as unsafe work.
What is the minimum slope required on an excavation or trench over 4 fet deep?
The minumim slope of an excavation over 4 feet is 4/3 ratio for compact soil, or 1/1 ratio in other soils (unless certified by a professional engineer).
Referance: SAF_CT12 R2
What incline should a ladder be placed at?
A 4:1 incline.
SAF_CT12 R2
How many signalmen are used to instruct the operator during a lift?
One.
Referance: SAF_SWP15 R2
True or False: You can enter a confined space without formal training.
False: In order to preform a confined space entry, you must have been adequately trained (confined space entry and monitor in person course; online courses without practical appliation are not adequate).
How far must shoring extend over the excavation?
Shoring must extend at least 30cm above the excavation.
Rerferance: SAF_CT6 R4
Hot Work: What additional PPE is required while Cutting and Grinding?
CSA/ANSI safety glasses and Face sheild.
Referance: SAF_CT7 R4
Is it typically ergonomically safer to push or pull a load?
When applicable, it is safer to push the load rather than pull it. (Due to ergonomics, momenetum, ect, and its safer to walk forward than backwards)
SAF_SWP19 R1
At what decible must hearing protection be worn?
85DBA lex (average daily exposure, measured over 8 hours).
WCA: 7.2, 7.13,
Referance: SAF_SSP8 R0, https://www.torontomu.ca/facilities-management-development/environmental-health-safety/hazards-at-work/noise-hearing-conservation/
True or False: Frozen ground eliminates the need for proper sloping
False. Frozen ground does not eliminate the need for shoring or sloping unless certified by a Professional Engineer.
Referance: SAF_CT6 R4
True or false: If a do not operate tag and / or lock is removed by an unauthorized person, the person may be subject to immediate dismissal.
True. Do not operate or removal from service tags and locks are NEVER to be removed by an unauthorized person.
SAF_CT11 R1
What must be done prior to a critical lift?
A critical lift plan must be completed. This is then revirewed by DENT safety and management. A pre lift meeting will be conducted proir to the lift. The lift area will be barricaded off before the lift begins.
Referance:SAF_CT11 R1
True or False: A respirtator fit test is good for one year. After a year, you must be re-tested.
True. In order to wear a respirator, you must be fit tested by a competent indivudal annually (or sooner if your face shape has changed, gotten dentures, ect
NOTES: you must not have facial hair that effects the mask seal. Fit tests are only good for the mask you used for the test. Ex: If you were fit tested with a North mask, you would need a new fit test before using a 3M mask.
Referance: SAF_CT13 R6
What is the most common serious injury experiaced by construction workers in BC?
Falls from height or struck by mobile equipment.
What are some tasks that can create airborne silica, causing exposure?
Concrete cutting, Concrete grinding, Concrete drilling, Concrete hammering and jackhammering, grout mixing (of mixing of any dry, cementicious material), ect.
SAF_CT3 R5
How much of the working load limit (WLL) will a sling lose if a left exposed to UVs from the sun?
Synthetic and round slings may lose up to 50% WLL if left exposed to the sun.
SAF_CT5 R3
Too much heat, combined with a heavy workload, and not enough hydration can result in heat stress disorders. What are some examples of heat related symptoms?
cramps, rash, exhaustion, dizziness, fainting, heavy sweating(or no sweating at all, in cases of heat stroke), and rapid heart rate.
Referance: SAF_CT16 R5