**THA Author:**                                                 Marcy Stutzman                                             
  --------------------------------------------------------------- ---------------- -------------- -- ----------------------- ------------
  **Date:**                                                       4/23/08          **Task \#:**      **Frequency of use:**   Frequently
  **Complete all information. Use as many sheets as necessary**                                                              

+----------------+----------------+----------------+----------------+
| **Task         | EEL118, Test   | **Task         | Baking vacuum  |
| Location:**    | cave, Inj      | Title:**       | systems        |
|                | Tunnel         |                |                |
+================+================+================+================+
| **Division:**  | ACC            | **Prepared     | Marcy Stutzman |
|                |                | by:**          |                |
+----------------+----------------+----------------+----------------+
| *              | CIS            | **Reviewed by  |                |
| *Department:** |                | (employee):**  |                |
+----------------+----------------+----------------+----------------+
| *              | Matt Poelker   | **Approved     |                |
| *Supervisor:** |                | by:**          |                |
+----------------+----------------+----------------+----------------+
| **Standard     |                |                |                |
| R              |                |                |                |
| equirements:** |                |                |                |
|                |                |                |                |
| **(PPE, TOSPs, |                |                |                |
| SOPs, etc.)**  |                |                |                |
+----------------+----------------+----------------+----------------+

+-------------+-------------+-------------+-------------+-------------+
| **Sequence  | **Potential | **Risk      | **Proposed  | **Risk      |
| of Job      | Hazards**   | Code**      | M           | Code**      |
| Steps**     |             |             | itigation** |             |
|             |             | **before    |             | **after     |
|             |             | m           | **Safe      | m           |
|             |             | itigation** | Procedure   | itigation** |
|             |             |             | s/Practices |             |
|             |             |             | /Controls** |             |
+=============+=============+=============+=============+=============+
| Insulate    | Fiberglass  | 1           | Appropriate | 1           |
| vacuum      | inhalation  |             | respirator  |             |
| chamber for |             |             | and         |             |
| bake        | Lifting     |             | respirator  |             |
|             | oven panels |             | training if |             |
|             |             |             | loose       |             |
|             |             |             | fiberglass  |             |
|             |             |             | insulation  |             |
|             |             |             | is used     |             |
|             |             |             |             |             |
|             |             |             | Proper      |             |
|             |             |             | lifting     |             |
|             |             |             | technique:  |             |
|             |             |             | lift with   |             |
|             |             |             | legs, do    |             |
|             |             |             | not twist   |             |
|             |             |             | during      |             |
|             |             |             | lift, use   |             |
|             |             |             | carts as    |             |
|             |             |             | appropriate |             |
|             |             |             | to          |             |
|             |             |             | transport   |             |
|             |             |             | oven panels |             |
+-------------+-------------+-------------+-------------+-------------+
| Taping gaps | Cutting     | 1           | Put tape in | 0           |
| to maintain | tape, odor  |             | low heat    |             |
| heat        |             |             | areas where |             |
|             |             |             | possible    |             |
|             |             |             |             |             |
|             |             |             | Charcoal    |             |
|             |             |             | air         |             |
|             |             |             | purifier if |             |
|             |             |             | odor is a   |             |
|             |             |             | problem     |             |
|             |             |             |             |             |
|             |             |             | Use care    |             |
|             |             |             | with        |             |
|             |             |             | cutting     |             |
|             |             |             | tools       |             |
+-------------+-------------+-------------+-------------+-------------+
| Wrap heat   | Hot         | 1           | Post proper | 0           |
| tapes or    | surfaces    |             | signage to  |             |
| turn on     |             |             | notify      |             |
| heater      | Electrical  |             | others of   |             |
|             | shorts with |             | hot         |             |
|             | heat tape   |             | surfaces,   |             |
|             |             |             | and avoid   |             |
|             |             |             | touching    |             |
|             |             |             | with bare   |             |
|             |             |             | skin        |             |
|             |             |             |             |             |
|             |             |             | Always use  |             |
|             |             |             | heat tapes  |             |
|             |             |             | with a GFCI |             |
|             |             |             | outlet to   |             |
|             |             |             | protect in  |             |
|             |             |             | event of    |             |
|             |             |             | electrical  |             |
|             |             |             | short       |             |
+-------------+-------------+-------------+-------------+-------------+
| Remove      | Shock       | 1           | Ensure that | 0           |
| corrector   | hazard from |             | Magnet      |             |
| magnets,    | Magnet      |             | power       |             |
| disconnect  | power       |             | supplies    |             |
| solenoids   | supplies    |             | are set to  |             |
| on gun NEG  |             |             | zero before |             |
| tubes       |             |             | removing    |             |
|             |             |             | magnet      |             |
|             |             |             | power       |             |
|             |             |             | connectors  |             |
+-------------+-------------+-------------+-------------+-------------+

When completed if the analysis indicates that the Risk Code before
mitigation for any of the steps of this task is "medium" or higher
(RC≥3), then develop a formal Work Control Document (WCD) (See [ES&H
Manual Chapter 3310 Work Control
Documents](https://jlabdoc.jlab.org/docushare/dsweb/Get/Document-16134))
for the task, attach this THA, have it reviewed and approved prior to
beginning the work in accordance to [ES&H Manual Chapter 3310 Work
Control
Documents](https://jlabdoc.jlab.org/docushare/dsweb/Get/Document-16134).