Doorvaartopening 1 (vast) brug Aldskou (Oudeschouw)
Opening #34
ยท route 21467500
Latest Clearance
7.20 m
ok
- Water station
terherne.bovenTerherne boven- Water observed
- 2026-08-28 05:30:00
- Water level
- -0.520 m
- Calculated
- 2026-08-28 06:10:39
- Formula
kp_clearance_height_adjusted_by_current_nap_water_level
FIS Opening Fields
- Source id
fis.opening:34- Parent id
-
39524(bridge) - Reference level
- n/a
- Height closed
- 6.680 m
- Clearance height closed
- 7.200 m
- Height opened
- n/a
- Width
- 10.000 m
- Sill depth
- n/a
- Route km
- 89.858 - 89.858
Parent Bridge
- Name
- Brug Aldskou (Oudeschouw)
- Local id
1655- RWS id
39524- Source id
fis.bridge:1655- Reference level
- KP
- MHW reference
- CANAL
- MHW offset
- n/a
- Can open
- yes
Linked Water Stations
| Station | Method | Distance | Confidence | Latest Observation | Level |
|---|---|---|---|---|---|
terherne.boven
Terherne boven
|
nearest_spatial | 3,344 m | 0.67 | 2026-08-28 05:30:00 | -0.520 m |
Recent Clearance History
| Calculated | Water Observed | Water Level | Clearance | Status | Formula |
|---|---|---|---|---|---|
| 2026-08-28 06:10:39 | 2026-08-28 05:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 05:10:28 | 2026-08-28 04:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 04:10:15 | 2026-08-28 03:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 03:10:04 | 2026-08-28 02:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 02:09:52 | 2026-08-28 01:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 01:09:40 | 2026-08-28 00:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 00:09:28 | 2026-08-27 23:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 23:09:16 | 2026-08-27 22:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 22:09:04 | 2026-08-27 21:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 21:08:52 | 2026-08-27 20:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 20:08:39 | 2026-08-27 19:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 19:08:26 | 2026-08-27 18:40:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 18:08:11 | 2026-08-27 17:10:00 | -0.510 m | 7.190 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 17:07:49 | 2026-08-27 16:40:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 16:07:30 | 2026-08-27 15:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 15:07:18 | 2026-08-27 14:30:00 | -0.510 m | 7.190 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 14:07:06 | 2026-08-27 13:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 13:06:55 | 2026-08-27 12:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 12:06:43 | 2026-08-27 11:10:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 11:06:31 | 2026-08-27 10:30:00 | -0.520 m | 7.200 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
Calculation Basis
{
"formula": {
"kind": "kp_clearance_height_adjusted_by_current_nap_water_level",
"expression": "clearance_height_closed_m + ((height_closed_m - clearance_height_closed_m) - water_level_m)",
"water_source": "water_level_observation.value_m",
"height_source": "fis_bridge_opening.clearance_height_closed_m adjusted by inferred KP level",
"kp_reference_level_nap": -0.52,
"reference_level_source": "fis_bridge.reference_level",
"reference_level_decision": "KP is treated as fixed kanaalpeil; FIS clearance height is adjusted by the current NAP water level delta from inferred KP",
"effective_reference_level": "KP",
"current_water_delta_from_kp_m": 0
},
"station_link": {
"active": true,
"method": "nearest_spatial",
"confidence": 0.6656,
"distance_m": 3344.42,
"reviewed_at": null
},
"parent_bridge": {
"id": 1655,
"name": "Brug Aldskou (Oudeschouw)",
"rws_id": "39524",
"can_open": true,
"source_id": "fis.bridge:1655",
"mhw_offset": null,
"reference_level": "KP",
"mhw_reference_level": null
},
"bridge_opening": {
"id": 34,
"name": "Doorvaartopening 1 (vast) brug Aldskou (Oudeschouw)",
"route_id": "21467500",
"source_id": "fis.opening:34",
"fairway_id": "21467376",
"route_km_end": 89.858,
"route_km_begin": 89.858,
"height_closed_m": 6.68,
"height_opened_m": null,
"reference_level": null,
"fairway_section_id": "30985806",
"clearance_height_closed_m": 7.2,
"clearance_height_opened_m": null
},
"water_observation": {
"value_m": -0.52,
"value_cm": -52,
"observed_at": "2026-08-28T05:30:00+00:00",
"process_type": "meting",
"quality_code": "00",
"retrieved_at": "2026-08-28T06:10:35.712046+00:00",
"station_code": "terherne.boven",
"reference_level": "NAP"
}
}
Geometry GeoJSON
{
"type": "Point",
"coordinates": [
5.807002634,
53.065424574
]
}
Raw FIS JSON
{
"id": 34,
"type": "Feature",
"geometry": {
"type": "Point",
"coordinates": [
5.807002634000071,
53.065424574000076
]
},
"properties": {
"id": 1939,
"name": "Doorvaartopening 1 (vast) brug Aldskou (Oudeschouw)",
"note": null,
"type": "VST",
"width": 10,
"isrsid": 26632896,
"number": 1,
"geotype": "opening",
"routeid": 21467500,
"vincode": "3563",
"objectid": 34,
"parentid": 39524,
"condition": "CONSTRUCTED",
"fairwayid": 21467376,
"silldepth": null,
"routekmend": 89.85829789,
"foreigncode": null,
"orientation": null,
"widthconvoy": 10,
"heightclosed": 6.68,
"heightopened": null,
"routekmbegin": 89.858,
"geogeneration": 4655,
"parentgeotype": "bridge",
"fairwaysectionid": 30985806,
"passagedurationm": 0,
"clearanceheightclosed": 7.2,
"clearanceheightopened": null
}
}