The four main types include residential, commercial, industrial and infrastructure construction, but there are other types of construction as well as different ways to classify them, such as by sector, owner, occupancy or fire resistance.
Unlike lump sum contracts, which require a well-defined scope of work, T&M contracts are often used for projects where the scope is less certain.
10 Different Types of Contracts Type of ContractEveryday Use Implied Contracts Common in everyday transactions like dining out. Express Contracts Standard in formal business agreements. Simple Contracts Used for straightforward services or transactions. Unconscionable Contracts Often challenged in court for fairness.10 more rows •
Top 10 Common Mistakes that We See in Construction Contracts It's not written down. Both parties haven't signed the contract. Not all of the terms of the agreement are in writing and in the contract. The timeline is unclear. Particular terms aren't defined. There's no written approval of any changes to the contract.