There are many roles within the construction job but some main ones are craft, technical, and professional and managerial staff. For the craft role it covers a variety of different trades which includes wood,exterior, interior, specialists, and plant occupations. For technical roles it supports the work of engineers, architects, quantity surveyors and etc. For professional and managerial staff can be involved with all stages of a construction project which includes designs in architects and geospatial modeler
With midpoint you can estimate how much room you will need. Distance is an amount of space between two things or people.Distance can be used to determine accuracy when picking something up and carrying it over and object. For example when a construction truck toy picks up an object you will need to know the distance. The midpoint of a line segment is the point on that line segment that divides the segment two congruent segments.
When working in the building industry, Many construction workers die from injuries like falling from buildings, heavy objects falling on them, electric wires shocking the construction workers.