All about the Julianasluis: service times, location and contact details. On the water map below do you see this lock complex in its immediate vicinity. On the right on this page you will find the locking times, additional information and the telephone numbers and VHF channels.
Open the Water Map for Gouda in full window
For seasoned water sports enthusiasts it is a simple procedure, but if you are not yet experienced on the water, entering and exiting the lock can be an impressive experience. How does it work, where do you moor, what should you pay attention to?
Notices to Skippers applicable, see map and the Water Map Live app
| Width 14 meter | Lock length 115 meter |
| Threshold depth (buiten) 4.4 meter | Threshold depth (binnen) 4.4 meter |
| VHF-Channel 18 | Phone number 0182-513096 |
On 01-01
On 24 and 31 December - no Saturday or Sunday - is served until 18:00.On 02-01
All days: between 05:00 and 23:59From 03-01 until 31-03
On 24 and 31 December - no Saturday or Sunday - is served until 18:00.From 01-04 until 06-04
Tuesday, Wednesday, Thursday: between 00:00 and 23:59On 07-04
All days: between 05:00 and 23:59From 08-04 until 26-04
Tuesday, Wednesday, Thursday: between 00:00 and 23:59From 27-04 until 04-05
Tuesday, Wednesday, Thursday: between 00:00 and 23:59From 05-05 until 12-05
Tuesday, Wednesday, Thursday and Holidays: between 00:00 and 23:59On 13-05
All days: between 00:00 and 22:30On 14-05
Tuesday, Wednesday, Thursday: between 00:00 and 23:59On 15-05
All days: between 05:00 and 22:30From 16-05 until 25-05
Tuesday, Wednesday, Thursday: between 00:00 and 23:59On 26-05
All days: between 05:00 and 23:59From 27-05 until 31-10
Tuesday, Wednesday, Thursday: between 00:00 and 23:59From 01-11 until 23-12
On 24 and 31 December - no Saturday or Sunday - is served until 18:00.On 24-12
All days: between 00:00 and 18:00From 25-12 until 26-12
On 24 and 31 December - no Saturday or Sunday - is served until 18:00.On 27-12
All days: between 05:00 and 22:30From 28-12 until 30-12
On 24 and 31 December - no Saturday or Sunday - is served until 18:00.On 31-12
All days: between 00:00 and 18:00Administrator visiting address
Zuid-Hollandplein 1 Den Haag
Phone number: 070-4416611
Data updated: 11 Februari 2026, 06:41 uur
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