Accident Report Detail

Accident Summary Nr: 178170.015 - Employee fell through an unguarded ladder hole opening on a

Accident Summary Nr: 178170.015 -- Report ID: 0627100 -- Event Date: 03/09/2025
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
1809541.015	03/10/2025		237990	M.A. Mortenson Company

Abstract: The employee was assisting in corrective maintenance replacement of a bracket for a relapse cylinder on the pivot platform of a crawler crane. The employee stepped back and fell through an unguarded ladder hole opening, sustaining fatal injuries.

Keywords: Catwalk, Crawler Crane, Fall From Elevation, Head, Ladder, Maintenance, Platform, Unguarded

Employee Details
Employee #	Inspection Nr	Age	Sex	Degree of Injury	Nature of Injury	Occupation
1	1809541.015	58	M	Fatality		Crane and tower operators

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