Level 1 Carpentry Final Exam

The power level of a PAT lowest to highest?

gray, brown, green, yellow, red, purple.

The abbreviation OIP stands for what?

Iron Post Found

what is the best way to determine stud length?

a storey pole.

What does WHMIS stand for?

Workplace Hazardous Material Information System.

List two woods naturally resistant to wood decay?

Redwood and Cedar.

What psi do extinguishers range from?

50-200 PSi

What is the purpose of As-built drawings?

Owners may ask subtrades to make detailed drawings of their work for possible conflicts in the future.

What is the most common scale for construction drawings?

1:50 200mm

which tool can transfer angles?

Sliding T bevel

Which type of wrench has a box-end at one end and an open-end at the other?

Combination wrench.

What is the max RPM for a skill saw?

6000 R.P.M

What do you put on a fastener if its penetrating too deep into the surface?

A washer

what is the minimum thickness of concrete required for fastening with a powder actuated tool?

75mm or 3 inches.

the removal of garbage, debris and shit is called?

grubbing.

What controls the maximum spacing of the studs in a double waler system?

the maximum allowable deflection of concrete.

What is a window buck?

It is used to make the openings for wood framed doors and windows in a concrete wall.

Platform framing is also known as?

Western Framing

Why have framing systems been developed?

To construct low-rise residential and commercial buildings.

What is water in a cell wall called?

bound water

describe cross banding?

when the plywood veneer is laid out at right angles to one other.

What types of materials are used to make the webs of engineered floor joists?

The webs are made from plywood or OSB and os joined to the chord with a special edge finger joint.

Which type of nail would be suited for exposure to the weather?

hot-dipped galvanized nail.

What type of nails are used to fasten floor joists?

3 1/4" common nails.

should wall sheathing be joined at corners of window and door openings in non-load bearing walls?

NO

What does the tripod consist of?

the end common and two commons.

What is basic PPE?

eye protection, ear protection, steel-toed boots, hardhats and respiratory protection.

List 3 Acts that provide safety regulations for workers in British Columbia?

Workers compensation Act, Factories Act, Mining Act.

Who do you report to if a tool is damaged?

Your instructor.

Whose responsibility is it to provide WHMIS training?

Your employer.

What are the limits of approach for power lines?

75,000v 3 metres, 75,000-250,000v 4.5 metres, over 250,000v 6 metres.

What is the level of PSI when cleaning clothing with compressed air?

70 kPa (10 psi)

Signals for hoists?

one-STOP, two-RAISE, three-LOWER, Four-ALL CLEAR.

What should be done before moving bottles of compressed gas?

Make sure the protective cap is securely in place.

Can individuals be fined for failing to follow the worksafe bc regulations?

YES

What does CSA stand for?

The Canadian Standards Association.

Does WorksafeBC require construction workers to have hearing tested once a year?

YES

When is Eye protection required?

Whenever doing a task that is dangerous to the eye.

Symptoms of mild hypothermia?

normal breathing and pulse, bouts of shivering.

symptoms moderate hypothermia?

violent shivering, slow weak pulse, inability to think.

severe hypothermia?

shivering has stopped, unconsciousness, little or no breathing.

Should your back be straight and not bent when lifting?

YES

What is a normal ladder slope?

1:4

List 3 important considerations while shovelling?

keep back straight, bend knees, position your self in a comfortable position.

List the 5 preferred fall safety systems?

Guardrails, fall restraint system, full body harness, safety monitor with a controlled zone, a safety net.

When would you use safety belts?

for fall restraint systems.

And never pair it with?

A fall arrest situation.

What does the lanyard connect too?

The lifeline.

Maintain a free fall of no more than?

4 feet.

How much breakable strength does a vertical lifeline have?

6000lbs.

How much weight can the anchor sustain?

5000lbs.

How much weight can a Horizontal lifeline provide?

800lbs per person attached to the line.

Breaking strength of a Horizontal lifeline?

20,000lbs.

what is a safety monitor?

Is a system in which a trained worker is designated to monitor work activities to ensure safe work is being done.

What is the minimum width of control zone for a safety monitor?

2 meters or 7 feet.

What is a "fall arrest system"?

An approved fall arrest system will limit the free falling of a worker to 4', approved systems use a lanyard, lifeline and harness.

What does MSDS stand for?

Material Safety Data Sheet

What is a MSDS?

It is a technical bulletin that provides detailed hazard, precautionary, and emergency information on a controlled product.

When does your employer get a new MSDS?

When the data sheet is over three years old.

Examples of compressed gas?

gas cylinders.

Examples of flammable material?

butane, white phosphorus, acetone.

examples of oxidizing material?

sodium hypochloric, perchloric acid.

examples of poisonous material?

sodium cyanide, hydrogen sulphide.

examples of bio-hazardous material?

hep B virus, salmonella.

examples of corrosive material?

battery acid.

examples of dangerously reactive material?

plastic monomers and some cyanides.

What is the normal moisture content for wood?

19%

What is the minimum moisture content at which wood will begin to rot?

20%

What are the two preservatives used in Pressure Treated wood?

chromated copper arsenate

What type of air born fibre is the most dangerous?

Asbestos

What causes silicosis?

inhalation of silica aka fine concrete dust.

What metals are classified as "heavy metals"?

lead, mercury and arsenic.

What does the fire triangle consist of?

heat, fuel, oxygen.

What are Class A fires? Which type of extinguisher would you use?

They are fires involving ordinary combustible materials, such as wood, cloth and paper. Extinguisher with an A on it

What is a class B fire?

Fires that involve flammable liquids ex. GAS

DO NOT USE WATER.

What is a Class C fire?

Fires involving energized electrical equipment. DO NOT USE WATER.

What are class D fires?

Fires that involve certain combustible metals such as, magnesium, titanium, and sodium.

Class A extinguisher?

wood, paper, textiles etc.

What is the multi purpose extinguisher?

Triplex ABC

What three types of pictorial drawings are there?

perspective, isometric, oblique.

What are the 7 types of drawings?

architectural, structural, mechanical, electrical, shop, as built and landscape.

What are architectural drawings used for?

overall design and finishing details.

What do structural drawings show?

bean and girder details.

are telephone locations shown on electrical drawings?

YES

_____________ _ _ _________ _ _ _________

cutting planes

_______________ _ ___________ _ _______

centre lines

_______________________________

object line

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

hidden lines

What would the plot plan have in its drawings?

walkways, driveways, and retaining walls.

what would the foundation plan show?

the size and location of all the footings.

the floor plan?

They give all the room dimensions and the overall dimensions of the building.

What does the elevation show?

It shows how the exterior of the building will look when its finished.

What is a butt gauge used for?

laying out hinge gains.

what is another name for a beam compass?

trammel points.

what is the most commonly used square by a carpenter?

Framing Square.

The body and tongue of a framing square are?

24'' body and 16'' tongue.

Which tool is best for stair layout?

Framing square

which square can be used for a marking gauge?

combination square.

where is the rafter table located on a framing square?

on the face of the blade.

What is the best way for levelling a long distance?

using a string line

Which type of saw has teeth like tiny chisels?

Rip Saw