Want to do a CITB Test? Book your CITB Test online with us. CITB Test he CITB Health, safety and environment (HS&E) test is an important way for construction workers to show that they can be safe on the job. After Clearing the CITB Test you can get your Card. For more details you can visit https://www.constructionsafetysupport.com/citb-test.php or can call us at 03303800996.