Ironworker Exam – Red Seal

The resistance of sliding between concrete and steel is known as what?

The rebar numbering system is based off of what? For example, 1/4″ rebar is also known as #2.

The approximate tensile strength of reinforcing steel is ____.

What grade is the rebar if it is stamped with two lines?

What grade is the rebar if it is stamped with one line?

The wire used for tying rebar should be what size?

Bolt cutters can be used to cut rebar up to 1/2″, also known as what size?

Do not heat rebar larger than what size in diameter to make a bend?

What is the purpose of tying rebar?

Some of the most popular ties for rebar would include: Snap, saddle, and ____.

Rebar should be stored on ____, out of mud and water.

Straight bars are usually stored by what information? Select all that apply (2/5)

What tool is recommended for cutting rebar?

When equipment is not available, what tool is commonly used to cut heavy rebar?

On one roll of wire in a tie gun, an ironworker can make approximately how many ties?

A carbon steel reinforcing bar is stamped with what letter?

What are the most common grades of reinforcing bar? Select all that apply (3/5)

The minimum yield strength of reinforcing bar is indicated by what?

What type of reinforcing bar is low-alloy steel?

Reinforcing bars are most commonly available in what type of material? Select all that apply (2/5)

The grade of reinforcing steel is based on its what?

Steel has high ____ strength.

What is the most common way to measure the strength of concrete?

Hydraulic cementing material means that the material will do what?

A(n) ____ load is the weight of a structure and other permanent non-moving fixtures.

The capacity of a material to withstand pushing forces is referred to as what?

The force required to pull something apart until it breaks is referred to as what?

A(n) ____ load is the weight of all moving and constantly acting loads.

Reinforced concrete is a combination of what two materials?

____ strength is the capacity of a material to withstand a force or pressure that will split the material into two parts.

____ rope is stronger than Nylon rope.

What are some great characteristics of nylon ropes? Select all that apply (4/5)

What type of fiber rope damage can be hard to detect?

What type of splice is generally weaker but can be ran through a block or sheave?

What type of system can be used to give a mechanical advantage when lifting a load?

What kind of bearings should be used if the load is extra heavy or continuous?

What type of slings are best for lifting objects that have been exposed to corrosive material?

When using synthetic slings, it is important to use ____ to protect the slings from sharp edges.

What is the most ideal sling angle when lifting a load?

At the very least, keep sling angles greater than ____ from the horizontal axis.

How much tension should be on a wire rope when spooling it to ensure it is even?

Cable clips are often referred to as what?

What types of sockets (end fittings) are 100% efficient? Select all that apply (3/5)

____ is more dangerous than wear on a wire rope.

The “constructional stretch” will cause a rope to elongate by how much in a six-stranded rope?

Machines are not 100% efficient, due to what?

What is the most universal knot that never jams or slips if properly tied, and is easily tied and untied?

Knots, bends and hitches reduce the strength of a rope by how much?

What type of splice is the strongest of all splices?

A splice in a rope can reduce the load-carrying ability by up to how much percent?

What is the rule of thumb formula when determining the Safe Working Load?

When holding or hoisting personnel using a fiber rope, what is the factor of safety?

What are some characteristics of of polypropylene rope? Select all that apply (2/5)

Nylon ropes are able to withstand up to how many degrees of heat?

What type of ropes are capable of withstanding shock loads?

What is the most common fiber rope used on construction sites?

What are the most common types of fibers used to create fiber ropes? Select all that apply (2/5)

What type of jack can be raised or lowered by turning a steel lever?

What are the main functions of a pulley? Select all that apply (2/5)

What basic device was used in ancient Egypt that made it possible for each stone to be moved upward manually into its final position?

A truck crane is commonly called what type of crane?

Industrial cranes have low centers of gravity which allow them to operate in narrow aisles or runways without the use of what?

What unit of an overhead crane is an apparatus that exerts a force for lifting or lowering?

What unit of an overhead crane is used to span the width of the runway area?

As the center of gravity gets closer to the cranes tipping axis, the cranes ____ decreases.

What equipment distributes the weight of a load over two cranes?

On a jobsite, who has the overall responsibility for the construction of the project?

What are some common reasons the load radius would increase when the load is lifted off the ground? Select all that apply (3/5)

What type of wire rope is used for boom hoist ropes?

When referring to wire ropes, rigging slings have a safety factor of what?

When referring to wire ropes, standing ropes (pendant lines) have a safety factor of what?

When referring to wire ropes, the running line (hoist line) has a safety factor of what?

It is important to know which ____ of the crane you are lifting from to properly read the load charts.

In the event of contact with a power line, the crane operator should do what?

How far away does a crane need to be from a power line rated for more than 350 kV?

How far away does a crane need to be from a power line rated for 350 kV?

What is the largest single cause of fatalities associated with cranes?

When two cranes are used to lift one load, what type of lift is it?

An anti-two-block system is designed to stop the crane from doing what?

At what percentage of a cranes maximum capacity is a lift considered to be a critical lift?

What is the primary function of a jib or boom extension?

As a rule of thumb, what is the maximum recommended wind speed for hoisting?

If a crane is sufficiently overloaded, what will happen? Select all that apply (3/5)

If the actual boom length falls between values on the load chart, always choose the rating for what?

The cranes load chart will show the cranes ____ capacity for every configuration and situation.

The ____ is the total area that the crane boom can swing over.

What components play the biggest part in determining the cranes center of gravity?

What part of the crane stops it from tipping over?

What feature does rough terrain cranes have compared to other types of cranes that allow them to travel across difficult landscapes?

The square frame at each end of a boom insert is referred to as what?

Machine bolts are commonly referred to as ____.

What is the simplest tool to level something vertically?

What are the main groups of levels an ironworker should be familiar with? Select all that apply (2/5)

What different types of power tools are commonly used on jobsites? Select all that apply (4/5)

What is the recommended tool for lighting an oxyfuel torch?

The only type of chain suitable for hoisting has to be made of alloy steel and be what grade? Select all that apply (2/5)

____ is the upward curvature of a joist or joist girder.

What can be used to repair damaged anchor bolt threads?

Steel should never be stacked higher than ____.

The process of sorting steel out is also called what?

A ____ is used to level, plumb, align and lay out on a degree Vernier System.

A dumpy level is also called a what? Select all that apply (2/5)

To ____ something, is to ensure it is level vertically.

The standard impact gun is generally used for all high strength bolting and is powered by compressed air with a minimum of what psi for 7/8” diameter bolts and smaller?

Hydraulic tools can reach or exceed how many psi?

What tool is used primarily to grip and lock objects?

What tool is best to use when trying to align two or more plies of steel, and can go all the way through the material if needed?

Which class fire extinguisher should be used for fires that are caused by gas or flammables?

On a jobsite, one safety requirement is that fire extinguishers should be provided every ____ square feet.

On most jobsites, safety glasses are required to have what?

PPE is used as a last line of defense when on the job, what does PPE stand for?

What is used to determine which pieces of steel go up first when erecting a building?

Who can be found on a rivet crew? Select all that apply (4/5)

Although rivets were widely used during the 1900s, over time they have been replaced by what?

The construction of the ____ of a building is what allowed it to go higher than 10 floors. Select One.

The skeleton of a building is made up of what components? Select all that apply (3/5)

Due to technical advances in the late 19th century, elevators were able to reach heights of up to how many floors?

Prior to the introduction of elevators, commercial buildings were limited to how many floors?

In the late 1700s, what material quickly replaced cast iron as a structural material?

Due to the brittle quality of cast iron, it is primarily only suitable for what type of stress?

What structural member takes the load of either joists, or beams, and are generally the heaviest member in the entire structure?

____ is stress that resists the tendency of two parallel forces acting in opposite direction, causing the two adjoining planes to slide onto each other.

What is it called when a force is pushing together?

What is it called when a force is pulling apart?

____ is the ability of a member to withstand certain kinds of deformation.

A dead load is also referred to as what type of load?

The weight of a structure itself is called what type of load?

Blueprints originally got their name because original prints were what?

Using column grid lines on a conveyor plan will show the location of what?

A cutting-plan line on a plan is used to identify what?

What term is used to describe the ground level surrounding a structure?

What type of blueprints consist of a floor plan showing walls, doors, windows, and structural features for a building and a diagrammatical representation of all mechanical systems involved in the structure?

When looking at structural steel sections on a drawing, what makes them unique?

What type of plan show the size, number, and location of the structural members that make up the building framework?

What type of other structural members are footings used to support? Select all that apply (3/5)

What type of drawing will show the area of footings, the distances between their respective centrelines, and the distances from the reference and boundary lines to footing centerlines?

What types of drawings are magnified portions of a drawing showing how various parts of a structure are to be connected and placed?

Sections are part of the drawing showing how a structure look when cut ____.

On a blueprint that shows elevations, what 4 sides of a structure are shown?

____ are picture like exterior views of a structure and typically illustrate 4 sides of a structure. Select One.

Which structural components are orientated horizontally on fabrication drawings? Select all that apply (3/5)

Fabrication drawings are frequently used in the field, what is another name for them?

Floor plans are a cross section view of the structure. It shows the structure as if an imaginary horizontal cutting plane was passing through at what height above the floor?

Notes on a drawing not accompanied by an arrowhead or a leader are known as ____.

Sections are drawings showing how a structure looks when cut ____.

Typically floor plans are scaled at what size? Select all that apply (3/5)

Excavation plans are also called what type of plans?

What type of plans show a site’s contour, boundaries, existing roads, utilities, and other physical details like trees and structures?

A reproduction of an original set of drawings are called ____.

What type of drawings are used to construct a structure?