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 Coenbrug, 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 Koog aan de Zaan 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?
Waterkaart Live is voorzien van een prachtige nieuwe basiskaart met enorm veel waterdiepteinformatie. Dit is hoe je deze gegevens op de verschillende wateren interpreteert. Deutsche Version 🇩🇪 | English version 🇬🇧 De gegevens in de getijdengebieden komen …
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 …
Je kunt in Waterkaart Live heel gemakkelijk routes via GPX bestanden importeren en op de kaart zetten. Hoe je dat doet en waar je vaarroutes vindt lees je hier. GPX-bestanden bevatten routes of tracks. Dat kunnen vooraf geplande routes zijn, of routes die je hebt opgenomen. …
Vertical clearance when closed: 6.05 meter, width: 22.36 meter.
Number of passable openings: 5, the highest passage opening is number: 4 (fixed span) vertical clearance 6.03 m , width: 23.1 m
Note: vertical clearance compared to Channel level (-0.5 with respect to NAP), take possible water level changes into account.
VHF-Channel: Channel 20, radio traffic Two wayFrom 01-04 until 20-04
Saturday, between 07:00h and 19:00h
Sundays and public holidays, between 09:00h and 19:00h
Working days, between 06:00h and 06:30h
Working days, between 06:30h and 09:15h (Spitsstremmingen.)
Working days, between 09:15h and 16:00h
Working days, between 16:00h and 18:15h (Spitsstremmingen.)
Working days, between 18:15h and 22:00h
From 21-04 until 26-04
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 06:00h and 06:30h
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 06:30h and 09:15h (Spitsstremmingen.)
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 09:15h and 16:00h
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 16:00h and 18:15h (Spitsstremmingen.)
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 18:15h and 22:00h
Saturday, between 07:00h and 19:00h
Sunday, between 09:00h and 19:00h
From 27-04 until 04-05
Saturday, between 07:00h and 19:00h
Sundays and public holidays, between 09:00h and 19:00h
Working days, between 06:00h and 06:30h
Working days, between 06:30h and 09:15h (Spitsstremmingen.)
Working days, between 09:15h and 16:00h
Working days, between 16:00h and 18:15h (Spitsstremmingen.)
Working days, between 18:15h and 22:00h
From 05-05 until 07-06
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 06:00h and 06:30h
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 06:30h and 09:15h (Spitsstremmingen.)
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 09:15h and 16:00h
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 16:00h and 18:15h (Spitsstremmingen.)
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 18:15h and 22:00h
Saturday, between 07:00h and 19:00h
Sunday, between 09:00h and 19:00h
On 08-06 (Eerste pinksterdag)
Saturday, between 07:00h and 19:00h
Sundays and public holidays, between 09:00h and 19:00h
Working days, between 06:00h and 06:30h
Working days, between 06:30h and 09:15h (Spitsstremmingen.)
Working days, between 09:15h and 16:00h
Working days, between 16:00h and 18:15h (Spitsstremmingen.)
Working days, between 18:15h and 22:00h
From 09-06 until 31-10
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 06:00h and 06:30h
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 06:30h and 09:15h (Spitsstremmingen.)
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 09:15h and 16:00h
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 16:00h and 18:15h (Spitsstremmingen.)
Holidays, monday, Tuesday, Wednesday, Thursday, Friday, between 18:15h and 22:00h
Saturday, between 07:00h and 19:00h
Sunday, between 09:00h and 19:00h
From 01-11 until 31-03
Holidays, between 00:00h and 23:59h - No service
Saturday, between 07:00h and 17:00h
Sunday, between 09:00h and 12:00h
Working days, between 06:00h and 06:30h
Working days, between 06:30h and 09:15h (Spitsstremmingen.)
Working days, between 09:15h and 16:00h
Working days, between 16:00h and 18:15h (Spitsstremmingen.)
Working days, between 18:15h and 22:00h
Currently the bridge is CLOSED (bridge deck horizontal)
Scheduled opening hours
From 16:49 until 16:55 (today)
Certainty: Planned
From 17:40 until 17:46 (today)
Certainty: Planned
From 17:42 until 17:48 (today)
Certainty: Planned
From 18:19 until 18:25 (today)
Certainty: Planned
From 19:17 until 19:23 (today)
Certainty: Planned
From 19:49 until 19:55 (today)
Certainty: Planned
From 20:34 until 20:40 (today)
Certainty: Planned
From 20:46 until 20:52 (today)
Certainty: Planned
From 20:54 until 21:00 (today)
Certainty: Planned
From 22:10 until 22:16 (today)
Certainty: Planned
From 01:30 until 01:36 (Tuesday)
Certainty: Planned
From 02:03 until 02:09 (Tuesday)
Certainty: Planned
From 02:56 until 03:02 (Tuesday)
Certainty: Planned
From 04:14 until 04:20 (Tuesday)
Certainty: Planned
Administrator visiting address
Toekanweg 7 Haarlem
Phone: 088-7974500
Data updated: 03 November 2025, 14:01 uur, all data comes directly from Rijkswaterstaat systems.