Certificate of immunity

Butterfly Stairs and Walkway Bridge (formerly known as The Sir Hubert Worthington Stair), UMIST, Manchester

Geographical area

About this entity

CURIE	certificate-of-immunity:1491350
Prefix	certificate-of-immunity	Facts
Reference	1491350	Facts
Name	Butterfly Stairs and Walkway Bridge (formerly known as The Sir Hubert Worthington Stair), UMIST, Manchester	Facts
Quality	Authoritative: We have some data from the authoritative source
Dataset	Certificate of immunity
Organisation	Historic England
Start date	2024-10-10	Facts
End date	2029-10-09	Facts
Entry date	2026-09-02	Facts
Typology	geography
Geometry	MULTIPOLYGON (((-2.232926 53.475275, -2.232988 53.475367, -2.233037 53.475356, -2.233007 53.475313, -2.232969 53.475254, -2.233001 53.475243, -2.233057 53.475215, -2.233081 53.475201, -2.233107 53.475183, -2.233129 53.475164, -2.233098 53.475154, -2.233089 53.47516, -2.233063 53.475159, -2.233039 53.47516, -2.233004 53.475164, -2.232934 53.475176, -2.232867 53.47519, -2.232839 53.475197, -2.232793 53.475212, -2.232757 53.475226, -2.232718 53.475246, -2.232712 53.475246, -2.232704 53.475265, -2.232798 53.475274, -2.232869 53.475273, -2.232921 53.475268, -2.232926 53.475275))) MULTIPOLYGON (((-2.232926 53.475275, -2.232988 53.475367, -2.233037 53.475356, -2.233007 53.475313, -2.232969 53.475254, -2.233001 53.475243, -2.233057 53.475215, -2.233081 53.475201, -2.233107 53.475183, -2.233129 53.475164, -2.233098 53.475154, -2.233089 53.47516, -2.233063 53.475159, -2.233039 53.47516, -2.233004 53.475164, -2.232934 53.475176, -2.232867 53.47519, -2.232839 53.475197, -2.232793 53.475212, -2.232757 53.475226, -2.232718 53.475246, -2.232712 53.475246, -2.232704 53.475265, -2.232798 53.475274, -2.232869 53.475273, -2.232921 53.475268, -2.232926 53.475275)))	Facts
Point	POINT (-2.232928 53.475236)	Facts
Documentation url	https://historicengland.org.uk/listing/the-list/list-entry/1491350	Facts

Available Code Snippets:

{
        "entry-date": "2026-09-02",
        "start-date": "2024-10-10",
        "end-date": "2029-10-09",
        "entity": 2300314,
        "name": "Butterfly Stairs and Walkway Bridge (formerly known as The Sir Hubert Worthington Stair), UMIST, Manchester",
        "dataset": "certificate-of-immunity",
        "typology": "geography",
        "reference": "1491350",
        "prefix": "certificate-of-immunity",
        "organisation-entity": "16",
        "geometry": "MULTIPOLYGON (((-2.232926 53.475275, -2.232988 53.475367, -2.233037 53.475356, -2.233007 53.475313, -2.232969 53.475254, -2.233001 53.475243, -2.233057 53.475215, -2.233081 53.475201, -2.233107 53.475183, -2.233129 53.475164, -2.233098 53.475154, -2.233089 53.47516, -2.233063 53.475159, -2.233039 53.47516, -2.233004 53.475164, -2.232934 53.475176, -2.232867 53.47519, -2.232839 53.475197, -2.232793 53.475212, -2.232757 53.475226, -2.232718 53.475246, -2.232712 53.475246, -2.232704 53.475265, -2.232798 53.475274, -2.232869 53.475273, -2.232921 53.475268, -2.232926 53.475275)))",
        "point": "POINT (-2.232928 53.475236)",
        "quality": "authoritative",
        "documentation-url": "https://historicengland.org.uk/listing/the-list/list-entry/1491350",
        "organisation-curie": "government-organisation:PB1164"
    }

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© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on [date]. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

Licensed under the Open Government Licence v.3.0.

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