All about the Helsluis: 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 Dordrecht 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?
Helsluis
Bij openstaande sluis doorvaart alleen met toestemming van de sluiswachter.
Width: 7.2 meter, length: 39 meter.
Lock length: 39 meter.
Threshold depth downstream/outside: 1.65 meter, threshold depth up/inside: 1.65 meter.
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
All days, between 09:00h and 19:00h
Operating times all year round
From 01-01 until 31-03:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, Saturday, between 09:00h and 16:30h - On demand only
Sunday, between 00:00h and 23:59h - No service
From 01-04 until 20-04:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Holidays, Friday, Saturday, Sunday, between 10:00h and 19:00h
Monday, Tuesday, Wednesday, Thursday, between 11:00h and 12:00h (Vaste Pendel Helsluis & Ottersluis)
Monday, Tuesday, Wednesday, Thursday, between 14:30h and 15:30h (Vaste Pendel Helsluis & Ottersluis)
From 21-04 until 26-04:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Friday, Saturday, Sunday, between 10:00h and 19:00h
Holidays, monday, Tuesday, Wednesday, Thursday, between 11:00h and 12:00h (Vaste Pendel Helsluis & Ottersluis)
Holidays, monday, Tuesday, Wednesday, Thursday, between 14:30h and 15:30h (Vaste Pendel Helsluis & Ottersluis)
From 27-04 until 04-05:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Holidays, Friday, Saturday, Sunday, between 10:00h and 19:00h
Monday, Tuesday, Wednesday, Thursday, between 11:00h and 12:00h (Vaste Pendel Helsluis & Ottersluis)
Monday, Tuesday, Wednesday, Thursday, between 14:30h and 15:30h (Vaste Pendel Helsluis & Ottersluis)
From 05-05 until 07-06:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Friday, Saturday, Sunday, between 10:00h and 19:00h
Holidays, monday, Tuesday, Wednesday, Thursday, between 11:00h and 12:00h (Vaste Pendel Helsluis & Ottersluis)
Holidays, monday, Tuesday, Wednesday, Thursday, between 14:30h and 15:30h (Vaste Pendel Helsluis & Ottersluis)
From 08-06 until 08-06:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Holidays, Friday, Saturday, Sunday, between 10:00h and 19:00h
Monday, Tuesday, Wednesday, Thursday, between 11:00h and 12:00h (Vaste Pendel Helsluis & Ottersluis)
Monday, Tuesday, Wednesday, Thursday, between 14:30h and 15:30h (Vaste Pendel Helsluis & Ottersluis)
From 09-06 until 30-06:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Friday, Saturday, Sunday, between 10:00h and 19:00h
Holidays, monday, Tuesday, Wednesday, Thursday, between 11:00h and 12:00h (Vaste Pendel Helsluis & Ottersluis)
Holidays, monday, Tuesday, Wednesday, Thursday, between 14:30h and 15:30h (Vaste Pendel Helsluis & Ottersluis)
From 01-07 until 31-08:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
All days, between 09:00h and 19:00h
From 01-09 until 31-10:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Friday, Saturday, Sunday, between 10:00h and 19:00h
Monday, Tuesday, Wednesday, Thursday, between 11:00h and 12:00h
Monday, Tuesday, Wednesday, Thursday, between 14:30h and 15:30h
From 01-11 until 25-12:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, Saturday, between 09:00h and 16:30h - On demand only
Sunday, between 00:00h and 23:59h - No service
From 26-12 until 30-12:
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.
Holidays, between 10:00h and 19:00h
Sunday, between 00:00h and 23:59h - No service
Weekdays and Saturdays, between 09:00h and 16:30h - On demand only
On 31-12
All days, between 10:00h and 19:00h
Administrator
Rijkswaterstaat Rijkswaterstaat West-Nederland Zuid
Postbus 2232
3500 GE Utrecht
Administrator visiting address
Steegoversloot 36 Dordrecht
Phone: 088-7970770
Data updated: 18 Juli 2025, 14:20 uur, all data comes directly from Rijkswaterstaat systems.
