# SLIP OR FALL OF PERSON
> MSHA accident `220102310036` · 08/06/2010 · Martin Marietta Materials, Inc.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from ladders
- **Occupation:** Electrician, Lineman
- **Activity:** Electrical maintenance
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** LOWER EXTREMITIES, MULTIPLE PARTS
- **Days lost:** 0
- **Mine experience:** 32.9 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials, Inc.
- **Mine:** [3300156](https://api.ai-analytics.org/mine/3300156)
## Narrative

Electricians were replacing the #6 thermocouple on the Mag plant calciner. At 10:30am ee was pulling to remove the old unit from the housing when it let go suddenly causing him to slip and fall from his step ladder. He initially retuned to work and during a recheck was place on restricted duty on 8/13/10 to assist with healing.

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