What You'll Be Tested On
TWSTC provides supervisors with the confidence to manage temporary works packages, coordinate with temporary works coordinators (TWCs) and maintain compliance with BS 5975.
Through practical discussions and real failure examples, delegates learn how to brief operatives, monitor workmanship and escalate design queries quickly.
Our mock test covers the modules, assessment areas and knowledge required for supervisors specialising in temporary works.
Who should take this mock test?
- General foremen, supervisors and gangers working on projects with significant temporary works
- Site engineers supporting the TWC who need day-to-day oversight capability
- Supervisors preparing to progress into the TWCTC coordinator role
Key learning outcomes
- Understand the temporary works process outlined in BS 5975
- Coordinate effectively with the TWC, designers and principal contractor
- Carry out site checks, permits to load and inspections for temporary works
- Identify and escalate non-conformances before they become failures
Topics covered in this mock test
- Temporary works terminology, categories and risk
- Roles and responsibilities of TWS, TWC and design team
- Documentation, permits and inspection records
- Control of loading, alterations and dismantling
Assessment & certification
- Open-book multiple-choice exam at the end of the day
- Tutor observation of practical planning exercises
- Certificate valid for five years
Progression & next steps
- Work closely with your TWC to implement robust temporary works checks
- Consider enrolling on TWCTC once you have gained sufficient supervisory experience
- Log inspections and lessons learned to strengthen future projects
Why use this mock test?
- Practice questions based on the CITB TWSTC assessment format.
- Designed by industry-experienced tutors with current case studies.
- Identify knowledge gaps before sitting the real assessment.
- Build confidence and improve your exam performance.
Frequently asked questions
Do I need engineering qualifications?
No, but you should already hold a supervisory role with exposure to temporary works activities.
Is TWSTC only for building projects?
It applies to all sectors including civils, infrastructure, utilities and industrial works.
How long is the course?
TWSTC is typically delivered over one full day with the assessment at the end.
Take the TWS Mock Test
Test your Temporary Works Supervisor knowledge
Ready to test your TWS knowledge?
Try our free TWSTC mock test and see how prepared you are for the Temporary Works Supervisor assessment.
Start the TWSTC Mock Test