How does crossing a movable bridge work?
The Netherlands has more than 1500 movable bridges. What rules do you have to observe when passing, when do you have to wait, what do the lights mean and how do you ensure that the bridge keeper notices you?
All about the Spieringsluis, brug over benedenhoofd, location, opening hours and contact details. On the water map below do you see the bridge in its immediate vicinity. On the right on this page you will find the operating times of this bridge, if available the maritime radio data and telephone numbers, and any additional instructions.
 
Open the Water Map for Werkendam in full window
The Netherlands has more than 1500 movable bridges. What rules do you have to observe when passing, when do you have to wait, what do the lights mean and how do you ensure that the bridge keeper notices you?
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Via de Waterkaart Live apps kun je natuurlijk je locatie op de kaart bekijken en volgen. Dat kan nu ook met met waterkaart.net, óók met externe GPS-ontvangers. De nieuwe GPS-trackingfunctie vind je rechtsboven in het kaartvenster. Om deze functie te kunnen gebruiken is een …
| Vertical clearance when closed 2.6 meter | Width 6 meter |
| VHF-Channel - | Phone number 0183-501631 |
From 01-01 until 31-03
1 working day to 4 hours in advance sign up at the Biesboschluis at number 088-7972931. Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.From 01-04 until 05-04
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.From 06-04 until 23-05
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.On 24-05
Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.From 25-05 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.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.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.From 01-11 until 25-12
1 working day to 4 hours in advance sign up at the Biesboschluis at number 088-7972931. Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.From 26-12 until 30-12
1 working day to 4 hours in advance sign up at the Biesboschluis at number 088-7972931. Attention: 15 minutes before closing time of the lock the last operation begins, after the indicated end time there will be no more operations.On 31-12
All days and Holidays: between 10:00 and 19:00
Administrator visiting address
Laan op Zuid 45 Rotterdam
Phone number: 088-7970500
Data updated: 13 Januari 2026, 09:30 uur
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