# MACHINERY
> MSHA accident `220072270031` · 08/08/2007 · Martin Marietta Materials Southwest Ltd
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Contact with hot objects or substances
- **Occupation:** Welder (shop)
- **Activity:** Machine maintenance
- **Injury source:** STEAM
- **Nature of injury:** BURN OR SCALD (HEAT)
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 0
- **Mine experience:** 14 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials Southwest Ltd
- **Mine:** [4101335](https://api.ai-analytics.org/mine/4101335)
## Narrative

While an employee was cleaning out a 20"" slurry line that was clogged with material. Water pressure and sand blew out of a ball valve that was being used to unclog the material.  The water pressure and some steam that came out of the ball valve, landed on the employee causing minor 1st degree burns on his abdomen and leg areas. This also caused a contusion to his left shoulder.

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