Attachment_1_-_Battlefield_Dosimeter_Item_Specifications.pdf

Item Specifications for Replacement Battlefield Dosimeter

1. Applicable Documents

1.1 Standards ‐ The following standards form a part of this document to the extent specified herein.

Unless specified otherwise, the latest issues of these documents will apply to this solicitation or contract.

1.1.1 ANSI/HPS N13.11‐2009, American National Standard for Dosimetry‐Personnel Dosimetry

Performance‐Criteria for Testing

1.1.2 ANSI N42.17‐1989, American National Standard Performance Specifications for Health Physics

Instrumentation – Portable Instrumentation for use in Extreme Environmental Conditions

1.1.3 ISO 9001:2008, Quality Management Systems Requirements

2. Definitions and Acronyms

2.1 ANSI – American National Standards Institute, Inc.

2.2 BUMED – Navy Bureau of Medicine and Surgery

2.3 Hz – Hertz

2.4 NDC – Naval Dosimetry Center

2.5 NIST – National Institute of Standards and Technology

2.6 LLD – Lower Limit of Detection

2.7 Performance Criteria – Performance in a given category shall be considered adequate if, for the personal dose equivalent or absorbed dose, B2 + S2 ≤ L2 where B is the Bias, S is the Standard

Deviation and L is the tolerance level for a particular category or subcategory as defined in ANSI/HPS

N13.11‐2009

2.8 OOTW – Operations Other Than War

2.9 EMP – Electromagnetic Pulse

2.10 DoD – Department of Defense

2.11 EMI – Electromagnetic Interference

2.12 MTBF – Mean Time Between Failures

2.13 BOM – Bill of Materials

2.14 NVLAP – National Voluntary Laboratory Accreditation Program

2.15 QA – Quality Assurance

2.16 MTTR – Mean Time To Repair

3. Item Specifications and Requirements – The item specifications for the Battlefield Dosimeter (BD) are provided below. Guidance is provided in ANSI/HPS N13.11‐2009 on how to perform proficiency type testing for requirements 3.1.1 through 3.1.3.3. The contractor may use an approved test method to support its claims.

3.1 Battlefield Dosimeter Radiological Requirements – The BD shall be an active, self‐indicating dosimeter. The total dose on the BD shall be able to be read again in a NVLAP‐accredited dosimetry laboratory. The dose results obtained in the laboratory shall be capable of becoming the dose of record.

3.1.1 Photon Detection Requirement – The BD requirements for photon detection are the following:

3.1.1.1 Photon Energy – The BD shall be capable of detecting all photons of energy from:

70 keV – 2 MeV

3.1.1.2 Lower Limit of Detection (LLD) and Detection Range – The BD shall be capable of measuring and indicating deep dose equivalent for photons from:

50 mrem – 5 rem

3.1.1.3 Performance Criteria – The BD shall be capable of meeting the Performance Criteria of

ANSI/HPS N13.11‐2009 Category II (Photon/Photon Mixtures).

Within this Category, the requirements are the following:

Categories IIB and IIC

3.1.2 Accident Photons Requirements – The BD requirements for accident photon detection are the following:

3.1.2.1 Accident Detection Range – The BD shall be capable of measuring high dose from photons of energy ≥ 70 keV in the following range:

5 rads – 500 rads

3.1.2.2 Performance Criteria – The BD shall meet the Performance Criteria of ANSI/HPS N13.11‐2009

Category I Accident Photons (Subcategory A).

3.1.3 Neutron/Photon Mixture Detection Requirements – The BD shall be able to detect and indicate neutron deep dose equivalent in a mixed photon/neutron gamma field. The photon deep dose equivalent shall be reported separately. The BD requirements for photon/neutron mixture detection are the following:

3.1.3.1 Neutron Energy – The BD shall be capable of detecting neutrons of the following energies:

550 keV – 2.13 MeV

3.1.3.2 Lower Limit of Detection and Detection Range – The BD shall be capable of measuring and indicating neutron deep dose equivalent in the following range:

150 mrem – 5 rem

3.1.3.3 Performance Criteria – The BD shall meet the Performance Criteria of ANSI/HPS N13.11‐2009

Category V Neutron /Photon mixtures (Subcategory A).

3.1.4 Accuracy Requirement – The response of the BD shall be within ± 20% of the true deep dose equivalent for the following energies:

NIST Beam Code Effective Energy (keV)

H100 80

H150 120

H200 166

H250 211

H300 252

137Cs 662

60Co 1250

3.1.5 Reset/Anneal Background Dose Accumulation Requirement – The BD shall be capable of annealing the background dose and operational dose on a yearly basis. This includes the dose accumulated from photons and neutrons (and betas if applicable). The BD shall also be capable of confirming that all detection elements are working according to the specifications.

3.1.6 Batch Homogeneity Requirement – The evaluated value for one BD in a batch shall not differ from the evaluated value for any other BD in the batch by more than 30% for a dose equal to ten (10) times the required LLD.

3.1.7 Radiation Resistance Requirement – Following a radiation dose to air of 104 rad (in a 103 rad/hr radiation field), the performance of the BD shall not degrade.

3.1.8 Nuclear Contamination Survivability Requirement – The BD shall be capable of being decontaminated to a negligible risk level for unprotected personnel operating the equipment with a maximum exposure of 12 hours. Each decontamination cycle shall result in a reduction of the concentration of radioactive particles by a factor of at least 2.5. The BD shall be capable of enduring five contamination/decontamination cycles without degradation in performance.

3.1.9 Continuous Accumulated Dose Requirement – The dose indication shall continue to accumulate while in and following re‐entry into a radiation field. Reading the dosimeter shall not completely remove the accumulated dose nor prevent further response. Accumulated dose shall be (capable of being) retained with negligible fading and without human intervention for a minimum period of 270 days.

3.1.10 Prompt Nuclear Radiation (Gamma and Neutron) – The BD shall be able to meet all areas of this item specification after being exposed to a linear accelerator and/or a pulsed fast burst reactor in such a manner that all electronics pieces, parts, and circuits in the system receive gamma dose rates up to 108 rad/s and neutron fluxes up to 1017 neutrons/(cm2*s). The absorbed dose accumulated from an initial radiation burst shall be capable of being read on‐site

(this includes both prompt gamma and neutron radiation).

3.1.11 Prompt Pulse Duration Time Requirement – The BD shall be able to meet all areas of this item specification after being exposed to a prompt gamma and prompt neutron (described in Section

5.1.10) with a pulse duration time of 25 – 90 ns and 85 – 200 µs respectively.

3.2 Battlefield Dosimeter Physical Requirements

3.2.1 Battery Requirement – The BD shall be a battery‐operated, stand‐alone device. The BD shall allow the user to change the battery in the field. The batteries used by the BD should be widely and commercially available.

3.2.2 Battery Life Requirement – The battery life of the BD shall not be less than 100 operational hours.

3.2.3 Readout Requirement – The BD shall provide the instantaneous accumulated dose readings during field operations. These readings shall be obtained by the dosimeter and not an external rate meter/device.

3.2.4 Weight Requirement – The weight of the BD shall not exceed 5 oz. (0.25 lbs.).

3.2.5 Physical Dimensions Requirement – The physical dimension of the BD shall not exceed (L x W x

D) 3 x 3 x 1 inches.

3.2.6 Dosimeter Placement Requirement – The contractor shall indicate on which part of the body the BD shall be worn and which factors are used to determine the absorbed and equivalent dose.

3.3 Battlefield Dosimeter Environmental Requirements – Test procedures from ANSI N42.17C can be used for several of the requirements below. Data using comparable stress levels is accepted. The contractor shall provide the appropriate procedure used and test data to support its claims.

3.3.1 High Temperature Requirement (Storage and Operation) – The BD shall not be damaged nor experience any degradation of performance after being operated at + 52˚C or stored at + 71˚C.

3.3.2 Low Temperature Requirement (Storage and Operation) – The BD shall not be damaged nor experience any degradation of performance after being operated at ‐32°C or stored at ‐57°C.

3.3.3 Temperature Shock Requirement – The BD shall not be damaged nor experience any degradation of performance following temperature shocks between ‐54˚C and +63˚C.

3.3.4 Humidity Requirements – The BD shall not be damaged nor experience any degradation of performance following exposure to a relative humidity of 95% at 60°C.

3.3.5 Salt Fog Requirement – The BD shall not be damaged nor experience any degradation in performance following a salt fog exposure with the following criteria: salt solution of 5 ± 1%, 96 hour total duration, temperature of 35˚C ± 2˚C and a fallout rate of 3 ml/hr for each 80cm3 of horizontal collecting area.

3.3.6 Sand and Dust Requirements – The BD shall not be damaged nor experience any degradation in performance following a sand and/or dust exposure with wind speeds of 1,750 ft/min (dust) and wind speeds of 5,700 ft/min (sand).

3.3.7 Immersion/Submersion Requirement ‐ The BD shall not be damaged nor experience any degradation in performance following an immersion in fresh water to a depth of not less than

3.3 feet (one meter) for a period of 30 minutes.

3.3.8 Fungus Requirement – The BD shall not be damaged nor experience any degradation in performance after being exposed to Aspergillus versicolor and Penicillum funiculosum.

3.3.9 Explosive Atmosphere Requirement – The BD shall be able to operate in fuel‐air explosive atmospheres without causing ignition.

3.3.10 Vibration Requirement – The BD shall be able to meet all physical, radiological, and environmental requirements during and following sinusoidal vibration from 4 Hz (or lowest attainable frequency) to 50 Hz and peak‐to‐peak amplitude from 0.03 to 0.003 in. in three orthogonal axes.

3.3.11 Altitude Storage/Operation Requirement – The BD threshold shall not be damaged nor experience any degradation of performance following transport by aircraft to 40,000 feet altitude (non‐operating) and 10,000 feet altitude (operating).

3.3.12 Non‐Ionizing Radiation Interfering Response Requirement – The BD shall be unaffected by pulsed or modulated continuous radiofrequency fields ≤ 400 V/m and pulsed or continuous microwave fields of ≤ 200 W/m2.

3.3.13 Electromagnetic Interference (EMI) Requirement – The BD shall meet the Control of EMI requirements for the following EMI environments:

RS101 (Radiated Susceptibility, Magnetic Field, 30 Hz to 100 kHz) – The BD shall not exhibit any malfunction, degradation of performance, when subjected to magnetic fields shown in the figure below.

RS103 (Radiated Susceptibility, Electric Field, 2 MHz to 40 GHz) – The BD shall not exhibit any malfunction, degradation of performance, or deviation from specified indications, when subjected to the radiated electric fields listed on the table below. Up to 30 MHz, the requirement shall be met for vertically polarized fields. Above 30 MHz, the requirement shall be met for both horizontally and vertically polarized fields. Circular polarized fields are not acceptable.

Limit Level (Volts/Meter) ‐ Navy Only

Frequency Range

Aircraft (External or Safety Critical)

Aircraft Internal

All Ships (Above

Decks and Subs

External)

Ships (Metallic;

Below Deck)

Ships (Nonmetallic;

Below Deck)

Submarines (Internal)

Ground Space

2 MHz to 30 MHz 200 200 200 10 50 5 10 20

30 MHz to 1GHz 200 200 200 10 10 10 10 20

1 GHz to 18 GHz 200 200 200 10 10 10 50 20

18 GHz to 40 GHz 200 60 200 10 10 10 50 20

RE102 (Radiated Emissions, Electric Field, 10 kHz to 18 GHz) – The Battlefield Dosimeter electric field emissions shall not be radiated in excess of those shown in the Figures below.

Above 30 MHz, the limits shall be met for both horizontally and vertically polarized fields.

3.3.14 Electromagnetic Pulse (EMP) Requirement – The BD shall meet its operational performance requirements after being subjected to the following emissions: RS105 (Radiated Susceptibility, transient electromagnetic field). The BD shall not exhibit any malfunction, degradation of performance, when subjected to a test signal having the waveform and amplitude shown on the figure below. At least five pulses shall be applied at the rate of not more than one pulse per minute.

3.3.15 Secure Lighting Requirement – The BD shall not emit excessive light that can be readily detected by image intensifier devices.

3.3.16 Drop Test Requirement – The BD shall not differ by more than 10% from the evaluated value of dose under normal conditions after being dropped from a height of five feet for five consecutive times.

3.3.17 Self‐irradiation Requirement – After storage for 90 days, the dose due to self‐irradiation shall not exceed the lower limit of detection for the BD.

3.3.18 Residual Signal Requirement – After an irradiation of 5 rem from Cs‐137, it shall not take more than two attempts to anneal the BD.

4. Logistic Support and Supportability Requirement

4.1.1 Maintainability Requirement

The Mean Time To Repair (MTTR) shall not exceed 10 minutes at organizational level and 120 minutes at field level. The equipment shall not require checkout calibration at intervals of less than 1,080 days.

4.1.2 Interchangeability Requirement

The BD shall be designed so that all units are identical in their sub‐assemblies and all replaceable parts shall be electrically and mechanically interchangeable.

4.1.3 Reliability Requirement

The BD shall have a specified Mean Time Between Failures (MTBF) of two years.

4.2 Dosimeter Maintenance

The system components shall be highly reliable and require minimal preventative maintenance and minimal corrective maintenance. The contractor’s logistics support plans, systems, and infrastructure shall exist to sustain the dosimeter and individual components in accordance with these performance requirements. State‐of‐the‐art technology shall be used to allow for easy upgrades to the existing dosimeter. BD upgrades and maintenance are not covered under this contract.

4.3 Replacement Parts and Preferred Performance of Repairs and Replacements

The contractor shall supply to the Navy a list of expected replacement parts, quantities, and prices based on a minimum 10% replacement of the total production unit procurement. These parts shall be deemed by the contractor as critical items necessary to maintain the equipment. In addition, the contractor shall submit a Bill of Materials (BOM). Replacement parts and routine maintenance and repairs are not covered under this contract.

In accordance with FAR Clause 52.246‐2 entitled “Inspection of Supplies‐Fixed Price,” which is incorporated in the SF1449 continuation page of this request for quote, the Government has the right either to reject or to require correction of nonconforming supplies. Supplies are nonconforming when they are defective in material or workmanship or are otherwise not in conformity with contract requirements. The Contractor shall not tender for acceptance corrected or rejected supplies without disclosing the former rejection or requirement for correction and, when required, shall disclose the corrective action taken. If the Contractor fails to promptly remove, replace or correct rejected supplies that are required to be removed or to be replaced or corrected, the Government may either (1) by contract or otherwise, remove, replace or correct the supplies and charge the cost to the Contractor; or

(2) terminate the contract for default.

4.4 Technical Manual

The BD shall be delivered with a commercially available Technical Manual (TM).

4.5 Technical Repair Standard

The BD shall be delivered with a commercially available Technical Repair Standard (TRS).

4.6 Calibration and Maintenance Procedures

The BD shall be delivered with a commercially available Calibration and Maintenance Procedure.

4.7 Warranty Requirement

Since the contractor is providing a commercial item that is normally sold with a commercial warranty, the contractor shall provide the warranty terms.

4.8 Quality Assurance

4.8.1 The contractor shall maintain a quality assurance (QA) program for the duration of the contract to ensure that all supplies and services are in compliance with the technical specifications and other contract documents. The contractor shall supply a QA certification document as part of the submitted proposal. The document shall include, but not be limited to, external audit results and test procedures documentation. The QA program shall demonstrate how the contractor assembles the BD and meets the QA standards.

4.8.2 Product verification testing shall be performed by the Navy to ensure compliance with dosimeter performance requirements and the contractor’s QA system. Results of these tests may form the basis for acceptance or rejection of deliveries (initial and/or warranty repaired/replacement products) and/or returns under the warranty. In the case of rejection, the Navy may elect to return the entire purchase order to the contractor. The contractor shall replace or repair the affected unit(s) at no cost to the Navy. The contractor shall also address the rejection with corrective action(s).

4.9 Labeling Requirement

The contractor shall provide each BD with a label that includes at a minimum the following:

manufacturer's serial number, manufacturer’s cage code, two dimensional bar code.

4.10 Hazardous Material Requirements

The BD shall not contain any carcinogenic or otherwise hazardous materials or any material that must be controlled when discarded (standard batteries excepted).

4.11 Registration, Labeling and Packaging Requirements

4.11.1 The Government has the option to acquire and have the contractor deliver the BD in commercial hard‐shell carrying cases with Cross‐Linked Polyethylene (XLPE) foam inserts to support and protect the BD. Commercial labeling shall be placed on the outside of the carrying cases.

4.11.2 The packaging method and configuration for the BD is 100 dosimeter inside each hard‐shell carrying case delivered.

5. Deliverables

The contractor shall be responsible for the acquisition of all data essential to satisfactorily perform this contract. All written deliverables shall be produced in Microsoft Word, Microsoft Excel, or other electronic format if approved by the Technical Point of Contact (TPOC). In addition to the written form, all deliverables shall be provided on electronic media.

The Contractor shall provide the following deliverables to the Naval Surface Warfare Center Carderock

Division, 9500 MacArthur Blvd., Code 6301, Building 157, West Bethesda, MD 20817‐5700:

Production Units – 20,000 Battlefield Dosimeters shall be delivered at a rate of 4,000 per month starting 270 days after contract award.

Technical Manual – The contractor shall provide a technical manual that meets the requirements of Section 6.4. The TM shall be delivered 180 days after contract award.

Technical Repair Standard – The contractor shall provide a technical repair standard that meets the requirements of Section 6.5. The TRS shall be delivered 180 days after contract award.

Calibration and Maintenance Procedure – The contractor shall provide a calibration and maintenance procedure that meets the requirements of Section 6.6. The calibration and maintenance procedure shall be delivered 180 days after contract award.

Commercial Hard‐shell Carrying Cases – The Contractor shall provide industrial standard hard‐ shell cases with Cross‐Linked Polyethylene (XLPE) foam inserts for the BD.

Each shipment shall be acceptance tested. If at any point the equipment fails an acceptance test, NSWCCD shall inform the contractor and production shall cease until the contractor determines a root cause. The decision to continue with production will be made by the Government at that time.

6. Technical Point of Contact

The TPOC for this contract is Stanley Mavrogianis, Code 6301 (301‐227‐5684). The alternate TPOC for this contract is Jeancarlo Torres, Code 6301 (301‐227‐0569).