# MACHINERY
> MSHA accident `220160040008` · 12/16/2015 · Martin Marietta Materials, Inc.
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 16 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials, Inc.
- **Mine:** [4103360](https://api.ai-analytics.org/mine/4103360)
## Narrative

EE's were adding a 90 degree steel elbow to an existing poly elbow.  EE#2 operated the crane pulling the elbow towards the other elbow. EE#1 positioned his hands on the elbow flange pushing down to guide the elbow to connection. The choker chain slipped from the original location catching his left thumb between the choker and the metal flange.     

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*