ML021650368
| ML021650368 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 05/30/2002 |
| From: | Timmerman P FirstEnergy Nuclear Operating Co |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| RA-EP-02230, Rev 00 | |
| Download: ML021650368 (14) | |
Text
Control Copy Number: 1665 Davis Besse Power Station 0205-07240 Transmittal Number:
Transmittal / Receipt Acknowledgement Transmittal Date: 05-30-2002 To: DOC. CONTROL DESK Mail Stop / Address: USNRC DIVISION OF EMERGENCY PREPARDNESS WASHINGTON, D.C. 20555 the actions specified by Document holders are responsible for control and maintenance of documents in accordance with that it is superseded or voided this transmittal. Outdated material shall either be removed and destroyed or marked to reflect and is no longer considered controlled.
Note: Destroy Safeguard information by shredding.
File documents in tab order as identified on the Table of Contents Contact Document Control with any questions at (419)-321-7483
- 2
/ly top d&
Control Copy Number:
Davis Besse Power Station Transmittal Number: 0205-07240 Transmittal / Receipt Acknowledgement 05-30-2002 Transmittal Date:
L. IC'
- t.p2 H- -O2.2,&O 0000 'APPROVED sqsll'r*v old EPIB new EPIB PROC RA-EP-02230
Table of Contents EPIB Uumber "T(ve H91"Pr-02240 LOFFSITE &SE ASSESSMENT
'k-A-ENYM-10 ... ffMt]ffGENNCY MAN-A-GTM-EE-N-T""'--'-----'
'kA--ffp-oýi fd' EMERGENCY NOTIFICATION RA-EP-02220 IMEFýOlffNCYC6NTROIL-tEN'fýR ACTIVATION AND14ESPONSE
'5- ENTER ACTIVATION AND RESPONSE KK--CF5---02250 VANAfiON KA--E-Pb-2260 -W A F(5[0-dIcAIL't-(5Fff -K-01Eý-IffTRPNýMý
-suppuff-6E-NTER
-t-fffC-HmcAL ACTWAT(5-ff-AN-ff FýE-spc)NýE WA--EP-0fS2-0--
Page 1 of I1 Davis-Besse Nuclear Power Station EMERGENCY PLAN IMPLEMENTING PROCEDURE RA-EP-02230 (Supersedes HS-EP-02230 R31C2)
DOSE ASSESSMENT CENTER ACTIVATION AND RESPONSE REVISION 00 Prepared by: Paul F. Timmerman Procedure Owner: Manager - Security Effective Date: Y Procedure Classification:
LEVEL OF USE:
X _SafetyRelated IN-FIELD REFERENCE Quality Related
__Non-Quality Related
2 RA- EP-02230 Revision 00 TABLE OF CONTENTS Enge 1.0 PURPOSE ........................................................................................................ 3 2.0 REFEREN CES ................................................................................................ 3 3.0 DEFINITIONS ................................................................................................. 3 4.0 RESPONSIBILITIES ...................................................................................... . 3 5.0 INITIATING CONDITIONS .......................................................................... 4 6.0 PROCEDURE ................................................................................................. 5 6.1 Dose A ssessm ent Coordinator ........................................................... 5 6.2 Radiological Monitoring Team (RMT) Coordinator ......................... 8 7.0 FINAL CONDITIONS .................................................................................... 10 8.0 RECORDS .................................................. 10 COM M ITMENTS ......................................................................................................... 11
3 RA-EP-02230 Revision 00 1.0 PURPOSE the Dose This procedure provides instructions for activation, operation, and deactivation of Assessment Center.
2.0 REFERENCES
2.1 Developmental 2.1.1 Davis-Besse Nuclear Power Station Emergency Plan 2.2 Implementation 2.2.1 RA-EP-02240, Offsite Dose Assessment 2.2.2 RA-EP-02245, Protective Action Guidelines 2.2.3 RA-EP-02250, Radiation Monitoring Team Surveys 2.2.4 RA-EP-02620, Emergency Dose Control and Potassium Iodide Distribution 2.2.5 Offsite Dose Calculation Manual, Davis-Besse Nuclear Power Station 2.2.6 Davis-Besse Emergency Plan Telephone Directory 3.0 DEFINITIONS Controlling Receptor Pathway - The controlling receptor pathway is the most limiting occur in the pathway for human ingestion or inhalation of radioactive contamination that may group due to this 16 sectors surrounding the site. Dose to an individual of the indicated age sector via any pathway is the maximum dose that can be received by an individual in the ingestion or inhalation pathway.
4.0 RESPONSIBILITIES 4.1 The Dose Assessment Coordinator shall be responsible for:
4.1.1 Implementing this procedure.
4.1.2 Evaluating, recognizing, and recommending to the Emergency Radiation Protection Manager the need for emergency exposure authorizations and potassium iodide (KI) administration to essential personnel outside the protected area per RA-EP-02620, Emergency Dose Control and Potassium Iodide Distribution.
4 RA-EP-02230 Revision 00 4.2 The Radiation Mn-._,'oring Team (RMT) Coordinator shall be responsible for the backup call-out of kMT members, and maintaining communications with the RMT field teams.
4.3 The Supervisor - Emergency Preparedness is responsible for accumulating and submitting records to Nuclear Records Management.
5.0 INITIATING CONDITIONS 5.1 At the request of the Emergency Offsite Manager or Emergency Director.
5.2 At the declaration of an Alert or higher-level emergency.
5 RA-EP-02230 Revision 00 6.0 PROCEDURE 6.1 Dose Assessment Coordinator The Dose Assessment Coordinator shall ensure the following:
6.1.1 The staffing listed below arrives at the Dose Assessment Center:
- a. RMT Coordinator.
- b. Dose Assessors (2).
- c. Status Board Keeper.
- e. Consider the Dose Assessment Center activated when dose assessment and RMT Coordinator functions can be performed by available personnel.
- f. Inform the Emergency Offsite Manager (EOM) when the Dose Assessment Center and RTL are activated.
6.1.2 Dose Assessment computer equipment is on and operable.
6.1.3 Current site weather conditions and forecast are obtained.
6.1.4 Possible release pathways are determined based on the emergency situation.
6.1.5 The offsite laboratory is contacted and alerted that emergency environmental sampling support may be required at the Davis-Besse site. Request that a sampling support team be put on standby. Telephone numbers for contacting the offsite laboratory are listed in the Emergency Plan Telephone Directory in the Other Resources section.
6.1.6 Dose Assessors observe radiation monitor readings on the Safety Parameter Display System (SPDS) to determine if a release is in progress.
- a. Obtain other radiation monitor readings via any of the following.
- 1. Technical Support Center (TSC) fax machine.
- 2. Telephone from the Radiation Data Technician in the Control Room.
- 3. Radiation Data Loop.
6.1.7 Update the Radiological Status Board.
6.1.8 The RTL Coordinator assigns RMT members to teams and has them report to the Dose Assessment Center for a briefing prior to dispatch.
6.1.9 Dose Assessors perform the following:
- a. Calculate and assess projected offsite dose utilizing RA-EP-02240, Offsite Dose Assessment.
6 RA-EP-02230 Revision 00
- b. Determine protective action recommendations utilizing RA-EP-02245, Protective Action Guidelines.
- c. Obtain estimates of release duration, and leak or release rates from the TSC staff, as needed.
- d. Maintain a file of all dose assessment calculations and RMT data to be analyzed during Recovery.
- e. Record and trend critical data such as radionuclide composition and release rate.
6.1.10 If a release is in progress or imminent:
- a. Recommend to the Emergency Offsite Manager (EOM) that the Emergency Facility Services Manager do the following:
- 1. Switch the Davis-Besse Administrative Building (DBAB) ventilation system, to incident mode.
- 2. Isolate the DBAB potable water storage tank.
- 3. Post "No eating, drinking, or smoking" in the DBAB until habitability has been determined by the RTL Coordinator.
- b. Determine whether essential personnel must evacuate the warehouse and determine evacuation needs for other staffed facilities outside of the Protected Area.
- c. Ensure dose assessment staff is monitoring for lake breeze conditions in accordance with RA-EP-02240, Offsite Dose Assessment.
6.1.11 Inform the EOM of:
- a. Release status.
- b. RMT status.
- c. Offsite dose calculations.
- d. DBAB habitability.
- e. Other Dose Assessment Center activities.
6.1.12 Participate in discussions with the EOM and Emergency Director in order to formulate offsite protective action recommendations.
6.1.13 Evaluate offsite and Owner Controlled Area potassium iodide requirements in accordance with RA-EP-02620, Emergency Dose Control and Potassium Iodide Distribution and notify the EOM of your decision.
7 RA-EP-02230 Revision 00 6.1.14 The RTL Coordinator is informed of changes in radiological conditions, emergency status, and protective action recommendations.
6.1.15 The RTL Coordinator directs the DBAB habitability surveys.
road 6.1.16 RMTs issue Thermo-Luminescent Dosimeters (TLDs) to the access security station and the warehouse.
6.1.17 Confer with the State of Ohio representatives in the Emergency Control Center/Emergency Operations Facility (ECC/EOF) to compare dose assessment and plume tracking results.
is in progress 6.1.18 If a lake breeze is occurring while an airborne radioactive release or imminent, then:
- a. Ensure the RMT Coordinator gets wind direction from RMTs in the field.
- b. Notify the Ohio Emergency Management Agency that a lake breeze is occurring and the the plume may not follow a downwind course as indicated by the meteorological tower wind direction.
- c. Be aware that higher-than-projected dose rates may occur in the plume pathway.
Offsite 6.1.19 If helicopter service is needed for plume tracking, ask the Emergency Manager to coordinate this through the Corporate Emergency Organization.
- a. Ensure the Emergency Security Manager is notified that a helicopter will arrive onsite.
6.1.20 Obtain dosimetry records for RMTs from the Emergency RP Manager.
estimate the 6.1.21 When airborne plume tracking is finished, have Dose Assessors total population exposure using RA-EP-02240, Offsite Dose Assessments.
order to 6.1.22 Analyze release data, meteorological data, and field RMT data in determine where environmental sampling should occur.
the 6.1.23 Request that offsite lab send environmental sampling support to Davis-Besse site. When the offsite lab support arrives, brief them on relevant events and conditions, and inform them of what areas may be best for sampling.
8 RA-EP-02230 Revision 00 6.1.24 During Recovery, brief the field RMTs on the location, number and type of environmental samples to collect utilizing the sampling procedures in RA-EP-02250, Radiation Monitoring Team Surveys.
- a. A sample or samples should be collected from the controlling receptor pathway of each of the 16 sectors surrounding the site.
- b. Determine sampling sites by referring to the Offsite Dose Calculation Manual or the Annual Land Use Census.
- c. Call in Radiation Protection staff support, as needed.
6.1.25 Direct the environmental sampling operations of the field RMT teams through the RMT Coordinator.
6.1.26 Notify the Emergency RP Manager (or RP Coordinator during Recovery) that support is needed for packaging the environmental samples.
- a. Ensure that the samples are sent for analysis as quickly as possible so that short lived radioisotopes are still detectable.
- b. Ensure all environmental samples have been identified to Radiation Protection personnel for shipping to the offsite laboratory.
6.1.27 Forward the RMT data, dose assessment calculations and preliminary estimate of total population exposure to the Emergency RP Manager (RP Coordinator).
6.2 RMT Coordinator The RMT Coordinator shall:
6.2.1 If the emergency is an Alert or higher, or if requested, call RMT members to respond to the RTL using the RMT call tree card.
6.2.2 Ensure that at least 10 RMT members respond for an Alert or higher classification, unless otherwise advised by the Dose Assessment Coordinator.
6.2.3 Ensure that the Emergency Control Center/Emergency Operations Facility (ECC/EOF) Dose Assessment Center radio equipment is on.
6.2.4 Ensure that RMT vehicle keys are in the key locker or available.
6.2.5 Coordinate the locations to be surveyed with the Dose Assessment Coordinator.
6.2.6 Brief the RMT teams on:
- a. Emergency status and present plant conditions.
9 RA-EP-02230 Revision 00
- b. Locations where RMTs should survey.
- c. Radiological conditions at the survey locations.
keeping
- d. Planning of preferred travel route(s) to the survey locations, Achievable (ALARA) concepts in mind.
As Low As Reasonably leaving the site.
6.2.7 Direct the dispatched RMTs to perform a radio check before emergency status on 6.2.8 Update the RMTs on release status, plant conditions, and at least an hourly basis.
boundaries and 6.2.9 Communicate via radio with the field RMTs and locate the centerline of the radioactive plume.
order the field 6.2.10 After consultation with the Dose Assessment Coordinator, RMTs to take plume centerline air samples.
6.2.11 Maintain a record of:
- a. Location of sample/survey points.
- b. Instrument readings.
- c. Type and number of samples.
each RMT to report their 6.2.12 Monitor the RMT radiation exposure by requiring dose at least hourly, as recorded on their self-reading dosimeters.
year, the
- a. If an RMT member accumulates 4000 mrem for the current member and used for RMT should be replaced by another RMT activities in which little additional radiation dose is expected.
mrem
- b. If an RMT member must be used whose dose exceeds 5000 Dose Controls and Potassium Iodide see RA-EP-02620, Emergency Distribution, for action guidelines.
wind direction from 6.2.13 If a lake breeze is in effect, have the RMTs estimate various locations in the 10-mile EPZ to get an idea of the wind pattern. These estimates may be made by observing trees, smoke, dust, etc.
Testing Lab, but ensure at 6.2.14 Have RMTs return their samples to the Radiological least one RMT is in the field at all times.
to ensure that all field data were 6.2.15 When RMTs return to the DBAB, debrief them communicated correctly and any potential hazards are identified.
Center to 6.2.16 During deactivation, aid in restoring the Dose Assessment preactivation condition.
10 RA-EP-02230 Revision 00 6.2.17 Report communication difficulties encountered by the RMT field teams to the Dose Assessment Coordinator.
6.2.18 Complete all records generated, and submit them to the Dose Assessment Coordinator.
7.0 FINAL CONDITIONS The Dose Assessment Center shall be deactivated when:
7.1 Continuous dose assessment and protective action functions are no longer necessary to respond to the indicated emergency plant conditions, and the ECC/EOF has been deactivated by the Emergency Offsite Manager.
7.2 All equipment and usable supplies have been returned to their normal storage location.
8.0 RECORDS 8.1 The following quality assurance records are completed by this procedure and shall be listed on the Nuclear Records List, captured, and submitted to Nuclear Records Management in accordance with NG-NA-00106:
8.1.1 None 8.2 The following non-quality assurance records are completed by this procedure and may be captured and submitted to Nuclear Records Management in accordance with NG-NA-00106:
8.2.1 None
11 RA-EP-02230 Revision 00 COMMITMENTS Section Reference Comments Step 6.1.9.e TERMS 013585 Addresses radionuclide and total release tracking.
Step 6.2.8 TERMS 0 15123 Ensure RMTs in the field are updated on plant conditions and emergency status Step 6.1.10.c TERMS 0 14992 Addresses lake breeze Step 6.0 TERMS Q 03111 Entire Procedure END