A construction diary is one of the most important documents on every construction site. In Bosnia and Herzegovina, keeping a construction diary is a legal obligation and a key step for the successful realization of a project, technical acceptance, and obtaining a use permit.
What is a Construction Diary?
A construction diary represents the official record of all activities that take place on the construction site during the execution of works.
✔ Progress tracking
✔ Evidence in disputes
✔ Quality control
Why is it Important?
Without a properly kept construction diary, a project can have serious legal and technical problems. It serves as evidence of the work done and the basis for technical acceptance.
Who Keeps the Construction Diary?
- Contractor (site manager)
- Supervising engineer (control and signature)
- Investor (if necessary)
When is it Kept?
The diary is kept daily, from the start to the end of the works, without skipping days. The data in the diary is entered for the work done the previous day.
What does the Construction Diary Contain?
| Element | Description |
|---|---|
| Date | Daily record |
| Time | Weather conditions |
| Workers | Number and structure |
| Work | Description of activities |
| Temperature | Weather conditions |
| Comments | Problems and decisions |
How to Properly Keep a Construction Diary?
✔ Keep it daily
✔ No erasures – only corrections
✔ Mandatory signatures
✔ Consistency with the project
Most Common Mistakes
- Not keeping the diary regularly
- Lack of signatures
- Unclear work descriptions
- Retroactive filling
Example of Filling Out a Construction Diary
| Object | Family house P+1 |
| Location | Sarajevo |
| Date | 10.04.2026 |
| Temperature | Sunny, 18°C |
| Working hours | I, II shift 8 hours each |
| Workers | 5 masons, 2 helpers |
| Work description | Wall construction …, serklazing …, plate mounting … |
| Comments | Enter if there are any |