A Time & Materials project is billed based on the number of hours worked, at the hourly, daily, or monthly fixed billing rates assigned for that project. A Fixed Bid project is billed using a flat amount, regardless of the number of hours worked.
CCDC contracts are ubiquitous in the construction industry. They are used for all manner of different project types and sizes, so much so that familiarity with these documents is almost becoming required to do business in Ontario's construction industry. There are currently around 14 types of CCDC format contracts.
The CCA specifically handles documents affecting the contractor to sub-contractor relationships while the CCDC documents typically handle contractor to owner relationships. Contracts Covered: CCA 1.