Decorative Concrete Flatwork Finisher: ACI will grant certification only to those candidates who obtain a passing grade on the written examination AND:
- Are currently certified as an ACI Advanced Concrete Flatwork Finisher
- Possess 1,500 hours of actual on-the-job placing and finishing experience* (approximately one year of regular full-time work)
The two-hour written examination is closed-book and consists of approximately 50 multiple-choice questions. The passing grade for the written examination is 70%.
* Experience includes:
- A minimum of 250 hours in EACH of the following areas of decorative concrete flatwork placing and finishing:
- Coloring
- Stamping
- Exposed finishes
- Stairs
- A minimum of 40 hours in cleaning and sealing of decorative concrete flatwork.
Certification is valid for a period of five years from the date of successfully completing all requirements.
Recertification requires successful completion of the then-current written examination.
Decorative Concrete Flatwork Associate: ACI will grant certification to those examinees who obtain a passing grade on the written examination AND:
- Are currently certified as an ACI Concrete Flatwork Associate
Individuals with Decorative Concrete Flatwork Associate certification can upgrade to full Decorative Concrete Flatwork Finisher status upon submittal and approval of sufficient work experience and satisfying prerequisite certification.
Certification is valid for a period of five years from the date of successfully completing all requirements.
Recertification requires successful completion of the then-current written examination.