Those who are willing to work in the construction industry needs to understand how crucial safety is in the workplace! CITB test is the best option. The CITB Health, safety, and the environment is an important way for the workers on the construction site to know that their fellow workers are safe on the site and will not put them at risk of injury. It is important to be properly qualified for everyone who works in the industry of construction. To get your CSCS card is the best way you can prove to employers that you are qualified to do your job.