Doorvaartopening (beweegbaar) François Viaduct

Opening #6 · route 40145

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Latest Clearance

pending needs_reference_level_validation

Water station: krimpenaandeijssel.hollandscheijssel Krimpen aan de IJssel, Hollandsche IJssel
Water observed: 2026-10-12 20:00:00
Water level: -0.220 m
Calculated: 2026-10-12 20:16:51
Formula: pending_reference_level_interpretation

FIS Opening Fields

Source id: fis.opening:6
Parent id: 36554 (bridge)
Reference level: n/a
Height closed: -0.400 m
Clearance height closed: 1.700 m
Height opened: n/a
Width: 5.600 m
Sill depth: n/a
Route km: 24.800 - 24.816

Parent Bridge

Name: François Viaduct
Local id: 1538
RWS id: 36554
Source id: fis.bridge:1538
Reference level: BP
MHW reference: CANAL
MHW offset: n/a
Can open: yes

Linked Water Stations

Station	Method	Distance	Confidence	Latest Observation	Level
`krimpenaandeijssel.hollandscheijssel` Krimpen aan de IJssel, Hollandsche IJssel	nearest_spatial	6,930 m	0.31	2026-10-12 20:00:00	-0.220 m

Recent Clearance History

Calculated	Water Observed	Water Level	Clearance	Status	Formula
2026-10-12 20:16:51	2026-10-12 20:00:00	-0.220 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 19:16:40	2026-10-12 18:50:00	0.220 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 18:16:30	2026-10-12 17:50:00	0.650 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 17:16:19	2026-10-12 16:50:00	1.060 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 16:16:09	2026-10-12 15:50:00	1.140 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 15:15:59	2026-10-12 15:00:00	0.700 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 14:15:48	2026-10-12 13:50:00	-0.050 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 13:15:39	2026-10-12 12:50:00	-0.190 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 12:15:28	2026-10-12 11:50:00	-0.140 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 11:15:17	2026-10-12 11:00:00	-0.070 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 10:15:07	2026-10-12 09:50:00	-0.080 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 09:14:57	2026-10-12 08:50:00	-0.150 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 08:14:46	2026-10-12 07:50:00	0.010 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 07:14:35	2026-10-12 07:00:00	0.290 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 06:14:22	2026-10-12 06:00:00	0.690 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 05:14:11	2026-10-12 04:50:00	1.100 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 04:13:57	2026-10-12 03:50:00	1.300 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 03:13:47	2026-10-12 03:00:00	1.050 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 02:13:36	2026-10-12 01:50:00	0.090 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-10-12 01:13:25	2026-10-12 00:50:00	-0.200 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": "BP"
    },
    "station_link": {
        "active": true,
        "method": "nearest_spatial",
        "confidence": 0.307,
        "distance_m": 6930.27,
        "reviewed_at": null
    },
    "parent_bridge": {
        "id": 1538,
        "name": "Fran\u00e7ois Viaduct",
        "rws_id": "36554",
        "can_open": true,
        "source_id": "fis.bridge:1538",
        "mhw_offset": null,
        "reference_level": "BP",
        "mhw_reference_level": null
    },
    "bridge_opening": {
        "id": 6,
        "name": "Doorvaartopening (beweegbaar) Fran\u00e7ois Viaduct",
        "route_id": "40145",
        "source_id": "fis.opening:6",
        "fairway_id": "7192",
        "route_km_end": 24.816,
        "route_km_begin": 24.8,
        "height_closed_m": -0.4,
        "height_opened_m": null,
        "reference_level": null,
        "fairway_section_id": "51820",
        "clearance_height_closed_m": 1.7,
        "clearance_height_opened_m": null
    },
    "water_observation": {
        "value_m": -0.22,
        "value_cm": -22,
        "observed_at": "2026-10-12T20:00:00+00:00",
        "process_type": "meting",
        "quality_code": "00",
        "retrieved_at": "2026-10-12T20:16:45.033324+00:00",
        "station_code": "krimpenaandeijssel.hollandscheijssel",
        "reference_level": "NAP"
    }
}

Geometry GeoJSON

{
    "type": "Point",
    "coordinates": [
        4.626470329,
        51.971443685
    ]
}

Raw FIS JSON

{
    "id": 6,
    "type": "Feature",
    "geometry": {
        "type": "Point",
        "coordinates": [
            4.626470329000028,
            51.971443685000054
        ]
    },
    "properties": {
        "id": 1569,
        "name": "Doorvaartopening (beweegbaar) Fran\u00e7ois Viaduct",
        "note": null,
        "type": "OPH",
        "width": 5.6,
        "isrsid": 9067534,
        "number": 1,
        "geotype": "opening",
        "routeid": 40145,
        "vincode": "5491",
        "objectid": 6,
        "parentid": 36554,
        "condition": "CONSTRUCTED",
        "fairwayid": 7192,
        "silldepth": null,
        "routekmend": 24.816,
        "foreigncode": null,
        "orientation": null,
        "widthconvoy": 5.6,
        "heightclosed": -0.4,
        "heightopened": null,
        "routekmbegin": 24.8,
        "geogeneration": 3344,
        "parentgeotype": "bridge",
        "fairwaysectionid": 51820,
        "passagedurationm": 10,
        "clearanceheightclosed": 1.7000000000000002,
        "clearanceheightopened": null
    }
}