Opening hours
- visit DTU Library at Lyngby Campus, building 101.
User with no DTU affiliation i.e. the public and the Danish business community are welcome in Library Service staffed hours - please see below.
Open around the clock - access with DTU card 24/7
DTU staff and students can access to the library with DTU student or access card and the four digit code day and night, all week - 24/7!
Activate student/access card
Library Service
- hours with library staff in service
| Monday to Friday |
9.00-18.00 |
| Saturday, Sunday, and Public Holidays and DTU breaks* |
12.00-16.00 |
| Meet a librarian Monday to Friday |
9.00-15.00 |
| Access with card and code day and night, all week! |
*Public Holidays and DTU no-study breaks 2026
Winter break: 26-30 January, Easter: 30. March - 6 April (DTU break and Holy Thursday, Good Friday, and Easter Monday), Ascension Day and DTU break: 14 and 15 May, Whit Monday: 25 May, Constitution Day: 5 June, and Fall break: 12-16 October.
Closes days
Closed for DTU Commemoration.
Closed for Christmas, and New Year.
Summer
Short opening hours of Library Service in the summer period.
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Summer: 29 June - 23 August 2026
Library Service
- hours with library staff in service
| Monday to Friday |
10.00-14.00 |
| Meet a librarian Monday to Friday |
10.00-14.00 |
| Access with card and code day and night, all week - almost! |
Friday 17 July to Monday 3 August
No 24/7 access
Open 8.00-18.00 - with Library Service
– new flooring on the ground floor
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