Sentence examples similar to a dreadful workload from inspiring English sources

The phrase "a dreadful workload" is correct and usable in written English.
It can be used to describe an overwhelming or excessively burdensome amount of work that someone has to manage.
Example: "After the recent project changes, I found myself facing a dreadful workload that seemed impossible to tackle."
Alternatives: "an overwhelming workload" or "a heavy workload".