Doorvaartopening (beweegbaar) Burgemeester Visserbrug

Opening #67 · route 52794

Back

Latest Clearance

pending needs_reference_level_validation

Water station: denhelder.veersteiger Den Helder, veersteiger
Water observed: 2026-10-12 19:50:00
Water level: 0.370 m
Calculated: 2026-10-12 20:16:51
Formula: pending_reference_level_interpretation

FIS Opening Fields

Source id: fis.opening:67
Parent id: 32855 (bridge)
Reference level: n/a
Height closed: 3.000 m
Clearance height closed: 3.500 m
Height opened: n/a
Width: 17.000 m
Sill depth: 5.400 m
Route km: 0.068 - 0.068

Parent Bridge

Name: Burgemeester Visserbrug
Local id: 1372
RWS id: 32855
Source id: fis.bridge:1372
Reference level: KP
MHW reference: CANAL
MHW offset: n/a
Can open: yes

Linked Water Stations

Station	Method	Distance	Confidence	Latest Observation	Level
`denhelder.veersteiger` Den Helder, veersteiger	nearest_spatial	1,549 m	0.85	2026-10-12 19:50:00	0.370 m

Recent Clearance History

Calculated	Water Observed	Water Level	Clearance	Status	Formula
2026-10-12 20:16:51	2026-10-12 19:50:00	0.370 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 19:16:40	2026-10-12 18:50:00	0.350 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 18:16:30	2026-10-12 18:00:00	0.320 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 17:16:19	2026-10-12 16:50:00	0.370 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 16:16:09	2026-10-12 15:50:00	0.290 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 15:15:59	2026-10-12 15:00:00	-0.490 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 14:15:48	2026-10-12 13:50:00	-0.850 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 13:15:39	2026-10-12 13:00:00	-0.660 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 12:15:28	2026-10-12 11:50:00	-0.410 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 11:15:17	2026-10-12 11:00:00	-0.160 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 10:15:07	2026-10-12 09:50:00	0.320 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 09:14:57	2026-10-12 08:50:00	0.690 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 08:14:46	2026-10-12 07:50:00	0.790 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 07:14:35	2026-10-12 06:50:00	0.750 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 06:14:22	2026-10-12 05:50:00	0.640 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 05:14:11	2026-10-12 04:50:00	0.560 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 04:13:57	2026-10-12 03:50:00	0.530 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 03:13:47	2026-10-12 03:00:00	-0.080 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 02:13:36	2026-10-12 01:50:00	-0.860 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 01:13:25	2026-10-12 00:40:00	-0.690 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`

Calculation Basis

{
    "formula": {
        "kind": "pending_reference_level_interpretation",
        "expression": "not_computed_until_reference_level_rule_is_validated",
        "water_source": "water_level_observation.value_m",
        "height_source": "fis_bridge_opening.clearance_height_closed_m",
        "reference_level_source": "fis_bridge.reference_level",
        "reference_level_decision": "parent bridge reference level is available but not interpreted as NAP",
        "effective_reference_level": "KP"
    },
    "station_link": {
        "active": true,
        "method": "nearest_spatial",
        "confidence": 0.8451,
        "distance_m": 1549.07,
        "reviewed_at": null
    },
    "parent_bridge": {
        "id": 1372,
        "name": "Burgemeester Visserbrug",
        "rws_id": "32855",
        "can_open": true,
        "source_id": "fis.bridge:1372",
        "mhw_offset": null,
        "reference_level": "KP",
        "mhw_reference_level": null
    },
    "bridge_opening": {
        "id": 67,
        "name": "Doorvaartopening (beweegbaar) Burgemeester Visserbrug",
        "route_id": "52794",
        "source_id": "fis.opening:67",
        "fairway_id": "47794",
        "route_km_end": 0.068,
        "route_km_begin": 0.068,
        "height_closed_m": 3,
        "height_opened_m": null,
        "reference_level": null,
        "fairway_section_id": "52677",
        "clearance_height_closed_m": 3.5,
        "clearance_height_opened_m": null
    },
    "water_observation": {
        "value_m": 0.37,
        "value_cm": 37,
        "observed_at": "2026-10-12T19:50:00+00:00",
        "process_type": "meting",
        "quality_code": "00",
        "retrieved_at": "2026-10-12T20:16:43.303842+00:00",
        "station_code": "denhelder.veersteiger",
        "reference_level": "NAP"
    }
}

Geometry GeoJSON

{
    "type": "Point",
    "coordinates": [
        4.781793395,
        52.949539322
    ]
}

Raw FIS JSON

{
    "id": 67,
    "type": "Feature",
    "geometry": {
        "type": "Point",
        "coordinates": [
            4.781793395000022,
            52.94953932200008
        ]
    },
    "properties": {
        "id": 2548,
        "name": "Doorvaartopening (beweegbaar) Burgemeester Visserbrug",
        "note": null,
        "type": "OPH",
        "width": 17,
        "isrsid": 9070791,
        "number": 1,
        "geotype": "opening",
        "routeid": 52794,
        "vincode": "4878",
        "objectid": 67,
        "parentid": 32855,
        "condition": "CONSTRUCTED",
        "fairwayid": 47794,
        "silldepth": 5.4,
        "routekmend": 0.068,
        "foreigncode": null,
        "orientation": null,
        "widthconvoy": 17,
        "heightclosed": 3,
        "heightopened": null,
        "routekmbegin": 0.068,
        "geogeneration": 3310,
        "parentgeotype": "bridge",
        "fairwaysectionid": 52677,
        "passagedurationm": 10,
        "clearanceheightclosed": 3.5,
        "clearanceheightopened": null
    }
}