OSHA Accident Investigation · Summary #221696586

W. A. RASIC CONSTRUCTION

SAN DIEGO, CA— 2024-08-28T00:00:00

Event: Chest, Concrete Pipe, Construction, Crushed, Engineering Controls, Excavation, Excavator, Installing, Lack of Engineering Controls, Misjudgment, Misjudgment of Hazardous Situation, Pipelayer, Pipeline, Sloping, Soil, Struck By, Trench, Trench Box, Unsafe Position, Unstable Load, Unstable Soil, Unstable Surface
NAICS: 237110
Inspection type: Federal Agency
Activity number: #347718181
Employer profile: W. A. RASIC CONSTRUCTION
Summary number: 221696586
Report ID: 0950632
Project type: A
Construction end-use: M

Event description

Employee is killed when crushed by collapsing pipes and tren

Investigation abstract

At 3:00 p.m. on August 28, 2024, an employee working as a pipefitter for a walking on top of the pipe. Coworker #2 stated that a portion of the trench on the north side below the existing pipes was shored, Wood lagging was in place at this location above the existing water pipes, but no protective system below the pipes. A wall of dirt approximately 12-foot high by 10-foot long was not protected in the area where Coworker #2 exited the water pipe. The employee was positioned on the south side of the trench between the trench wall and the water pipe. The employee was in the trench near the 48-inch diameter concrete pipeline on the south side. A portion of the trench wall on the north side below the existing water pipes collapsed pushing the dirt against the pipe and crushing the employee against the south side trench wall. Emergency services were called, general engineering contractor was installing new city water system lines. The and the City Fire Department responded extracting the employee from the trench. The employee had died as a result of his injuries. work included excavating 18-foot-deep trenches. The employee entered a trench as directed by Coworker #1, the site foreman, after one of the water pipes was set into the trench. Coworker #2, who was working with the employee, accessed the trench prior to the pipe being set. Coworker #2 then crawled into the water pipe previously set to verify the aligning of the next pipe being set and crawled back out through the water pipe that was just placed. The pipe was an approximately 30-foot-long by 48-inch diameter pipe. Coworker #2 exited the pipe

Victim

#1 Fatality Age 30 M

Event type
6

Occupation code
585

Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.