NIOSH will obtain the types of information described in this section for dose reconstructions, as necessary and available:

1. (a) Subject and employment information, including:

   1. (1) Gender;
   2. (2) Date of birth; and,
   3. (3) DOE and/or AWE employment history, including: job title held by year, and work location(s): including site names(s), building numbers(s), technical area(s), and duration of relevant employment or tasks.

2. (b) Worker monitoring data, including:

   1. (1) External dosimetry data, including external dosimeter readings (film badge, TLD, neutron dosimeters); and,
   2. (2) Pocket ionization chamber data.

3. (c) Internal dosimetry data, including:

   1. (1) Urinalysis results;
   2. (2) Fecal sample results;
   3. (3) In Vivo measurement results;
   4. (4) Incident investigation reports;
   5. (5) Breath radon and/or thoron results;
   6. (6) Nasal smear results;
   7. (7) External contamination measurements; and
   8. (8) Other measurement results applicable to internal dosimetry.

4. (d) Monitoring program data, including:

   1. (1) Analytical methods used for bioassay analyses;
   2. (2) Performance characteristics of dosimeters for different radiation types;
   3. (3) Historical detection limits for bioassay samples and dosimeter badges;
   4. (4) Bioassay sample and dosimeter collection/exchange frequencies;
   5. (5) Documentation of record keeping practices used to record data and/or administratively assign dose; and,
   6. (6) Other information to characterize the monitoring program procedures and evaluate monitoring results.

5. (e) Workplace monitoring data, including:

   1. (1) Surface contamination surveys;
   2. (2) General area air sampling results;
   3. (3) Breathing zone air sampling results;
   4. (4) Radon and/or thoron monitoring results;
   5. (5) Area radiation survey measurements (beta, gamma and neutron); and,
   6. (6) Fixed location dosimeter results (beta, gamma and neutron); and,
   7. (7) Other workplace monitoring results.

6. (f) Workplace characterization data, including:

   1. (1) Information on the external exposure environment, including: radiation type (gamma, x-ray, proton, neutron, beta, other charged particle); radiation energy spectrum; uniformity of exposure (whole body vs partial body exposure); irradiation geometry;
   2. (2) Information on work-required medical screening x rays; and,
   3. (3) Other information useful for characterizing workplace radiation exposures.

7. (g) Information characterizing internal exposures, including:

   1. (1) Radionuclide(s) and associated chemical forms;
   2. (2) Results of particle size distribution studies;
   3. (3) Respiratory protection practices; and
   4. (4) Other information useful for characterizing internal exposures.

8. (h) Process descriptions for each work location, including:

   1. (1) General description of the process;
   2. (2) Characterization of the source term (i.e., the radionuclide and its quantity);
   3. (3) Extent of encapsulation;
   4. (4) Methods of containment;
   5. (5) Other information to assess potential for irradiation by source or airborne dispersion radioactive material.