Doorvaartopening 1 (vast) Bakkerbrug

Opening #580 · route 3979

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Latest Clearance

pending needs_reference_level_validation

Water station: nieuwegein.doorslag Nieuwegein, Doorslag
Water observed: 2026-08-28 04:50:00
Water level: 0.540 m
Calculated: 2026-08-28 07:23:13
Formula: pending_reference_level_interpretation

FIS Opening Fields

Source id: fis.opening:580
Parent id: 38173 (bridge)
Reference level: n/a
Height closed: 4.700 m
Clearance height closed: 4.200 m
Height opened: n/a
Width: 7.060 m
Sill depth: n/a
Route km: 3.563 - 3.563

Parent Bridge

Name: Bakkerbrug
Local id: 1611
RWS id: 38173
Source id: fis.bridge:1611
Reference level: KP
MHW reference: CANAL
MHW offset: n/a
Can open: no

Linked Water Stations

Station	Method	Distance	Confidence	Latest Observation	Level
`nieuwegein.doorslag` Nieuwegein, Doorslag	nearest_spatial	6,874 m	0.31	2026-08-28 04:50:00	0.540 m

Recent Clearance History

Calculated	Water Observed	Water Level	Clearance	Status	Formula
2026-08-28 07:23:13	2026-08-28 04:50:00	0.540 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-08-28 07:18:17	2026-08-28 04:50:00	0.540 m	pending	needs_reference_level_validation	`pending_reference_level_interpretation`
2026-08-28 07:10:51	2026-08-28 04:50:00	0.540 m	4.160 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-28 06:10:39	2026-08-28 03:50:00	0.540 m	4.160 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-28 05:10:28	2026-08-28 02:50:00	0.550 m	4.150 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-28 04:10:15	2026-08-28 01:50:00	0.560 m	4.140 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-28 03:10:04	2026-08-28 00:50:00	0.570 m	4.130 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-28 02:09:52	2026-08-27 23:50:00	0.580 m	4.120 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-28 01:09:40	2026-08-27 23:50:00	0.580 m	4.120 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-28 00:09:28	2026-08-27 21:50:00	0.580 m	4.120 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 23:09:16	2026-08-27 20:50:00	0.580 m	4.120 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 22:09:04	2026-08-27 20:50:00	0.580 m	4.120 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 21:08:52	2026-08-27 18:50:00	0.560 m	4.140 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 20:08:39	2026-08-27 18:50:00	0.560 m	4.140 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 19:08:26	2026-08-27 17:50:00	0.550 m	4.150 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 18:08:11	2026-08-27 16:50:00	0.530 m	4.170 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 17:07:49	2026-08-27 14:50:00	0.540 m	4.160 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 16:07:30	2026-08-27 13:50:00	0.540 m	4.160 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 15:07:18	2026-08-27 12:50:00	0.540 m	4.160 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`
2026-08-27 14:07:06	2026-08-27 11:50:00	0.530 m	4.170 m	ok	`kp_clearance_height_adjusted_by_current_nap_water_level`

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": 0.3126,
        "distance_m": 6874.45,
        "reviewed_at": null
    },
    "parent_bridge": {
        "id": 1611,
        "name": "Bakkerbrug",
        "rws_id": "38173",
        "can_open": false,
        "source_id": "fis.bridge:1611",
        "mhw_offset": null,
        "reference_level": "KP",
        "mhw_reference_level": null
    },
    "bridge_opening": {
        "id": 580,
        "name": "Doorvaartopening 1 (vast) Bakkerbrug",
        "route_id": "3979",
        "source_id": "fis.opening:580",
        "fairway_id": "36083",
        "route_km_end": 3.563,
        "route_km_begin": 3.563,
        "height_closed_m": 4.7,
        "height_opened_m": null,
        "reference_level": null,
        "fairway_section_id": "30773",
        "clearance_height_closed_m": 4.2,
        "clearance_height_opened_m": null
    },
    "water_observation": {
        "value_m": 0.54,
        "value_cm": 54,
        "observed_at": "2026-08-28T04:50:00+00:00",
        "process_type": "meting",
        "quality_code": "00",
        "retrieved_at": "2026-08-28T07:23:07.221664+00:00",
        "station_code": "nieuwegein.doorslag",
        "reference_level": "NAP"
    }
}

Geometry GeoJSON

{
    "type": "Point",
    "coordinates": [
        5.11714384,
        52.091748137
    ]
}

Raw FIS JSON

{
    "id": 580,
    "type": "Feature",
    "geometry": {
        "type": "Point",
        "coordinates": [
            5.11714384000004,
            52.09174813700008
        ]
    },
    "properties": {
        "id": 11821,
        "name": "Doorvaartopening 1 (vast) Bakkerbrug",
        "note": null,
        "type": "VST",
        "width": 7.06,
        "isrsid": 9069009,
        "number": 1,
        "geotype": "opening",
        "routeid": 3979,
        "vincode": "8034",
        "objectid": 580,
        "parentid": 38173,
        "condition": "CONSTRUCTED",
        "fairwayid": 36083,
        "silldepth": null,
        "routekmend": 3.56308236,
        "foreigncode": null,
        "orientation": null,
        "widthconvoy": 7.06,
        "heightclosed": 4.7,
        "heightopened": null,
        "routekmbegin": 3.563,
        "geogeneration": 4147,
        "parentgeotype": "bridge",
        "fairwaysectionid": 30773,
        "passagedurationm": 0,
        "clearanceheightclosed": 4.2,
        "clearanceheightopened": null
    }
}