# MACHINERY
> MSHA accident `220041200008` · 04/21/2004 ·  MLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Absorption of radiations, caustics, toxic and noxious substances
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Surface equipment, NEC
- **Injury source:** ACIDS,ALKALI,WET CEMENT
- **Nature of injury:** BURN,CHEMICL-FUME,COMPOUN
- **Body part:** EAR(S) EXTERNAL
- **Days lost:** 0
- **Mine experience:** — years
## Operator
- **Controller:** Margaret J  Heckman
- **Operator:**  MLC
- **Mine:** [2300542](https://api.ai-analytics.org/mine/2300542)
## Narrative

Walden's employees were water blasting the chambers of a vertical kiln when the water and material reacted within the kiln building pressure enough to blow the hot material out onto the employee. Employee had standard water blast PPE on.

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