Prints
The ratio between the size of a drawing of an object and the size of the actual object.
Scale
Perfectly vertical.
Plumb
A vertical barrier at floor level attached along exposed edges of a platform to prevent materials and people from falling.
Toe board
A mathematical constant value of 3.14.
PI
To join together.
Splice
A one-line drawing showing the flow path for electrical circuitry.
Schematic
Oversees the planning and delivery of construction projects on time and with budget.
Project Manager
Habitually showing up late for work.
Tardiness
An angle that measures 90 degrees.
Right angle
A drill bit that includes steps in its design.
Step drill bit or unibit
Precise written presentation of the details of a plan.
Specifications
A vertical support inside a wall to which the wall finish material attaches.
Stud
Tools powered by air pressure.
Pneumatic
The distance from a circles center point to any point on the curved line of the circle.
Radius
Treated with heat to enhance steel hardness.
Tempered
Drawings that represent a material or component of a plan.
Symbols
A rule stating that platforms or work suracce with unprotected sides that are 6 feet or higher above the ground required fall protection.
six-foot rule
Equipment or clothing designed to prevent or reduce injuries.
Personal protective equipment
Ohms law states that this is constant in a series circuit.
Voltage
An elevated platform for workers or materials.
Scaffold
A dashed line showing an object obstructed from view by another object.
Hidden line
A top level, horizontal board required on all open sides of a scaffold that are more than 10 feet above the ground.
Top rail
A device that provides clean, filtered air for breathing.
Respirator
The area of a circle.
Pi (R2 )
Integrity and workplace manners.
Professionalism