ML20132D718

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License 50-23227-01 for M-B Contracting Co,Inc,Authorizing Use of Cs-137 & Am-241 in Troxler Models 4640,3400 Series Density Gauges & Model 3241 Asphalt Content Gauges to Measure Properties of Const Matls
ML20132D718
Person / Time
Site: 03020388
Issue date: 05/23/1985
From: Riedlinger B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
To:
Shared Package
ML20132D722 List:
References
50-23227-01, 50-23227-1, NUDOCS 8507170214
Download: ML20132D718 (3)


See also: IR 05000232/2027001

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ta aM , U.S. NUCLEAR KEOULATIRY COMMISSION

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MATERIALS LICENSE g

Pursuant to the Atomic Energy Act of 1954, as amended, the Energy Reorganization Act of 1974 (Public Law 93 -438), and Title 10,

3 Code of Federal Regulations. Chapter I, Parts 30,31,32,33,34,35,40 and 70, and in reliance on statements and representations l

t heretofore made by the licensee, a license is hereby issued authorizing the licensee to receise, acquire, possess, and transfer byproduct, Il

j source, and special nuclear material designated below; to use such material for the purpose (s) and at the place (s) designated below; to {gh

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) deliver or transfer such material to persons authorized to receive it in accordance with the regulations of the appheable Part(0. This >

l license shall be deemed to coetain the conditions specified in Section 183 of the Atomic Energy Act of 1954, as amended, and is ;N

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i subject to all applicable rules, regulations and orders of the Nuclear Regulatory Commission now or hereafter in cfrect and to any

p conditions specified below. !p

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h 1, M-B Contracting Co., Inc. 3. Ueense number 50-23227-01 ;h

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2. 7101 De Barr Road Q l "P ,= ' -

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4. Eipira'tidt 5 ate May 31, 1990

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5. Docket or

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"430-20388

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q 6. Byproduct, source, and/or 7. Chemical and/or physical O. Maximum amount that licensee !I

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l 4 special nuc! car material

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- form s Trnay possess at any one time !I

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' sder this license

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A. Cesium 137 / /^ * A.. iSialed source

(Troxler.Dvg. A-102112)- '

< 'l ' c A. . Not to exceed

(~}10 millicuries it

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fB. Americium 241 t ,B. t Se led ineutrori sot r'ces ' ,

B. S Not to exceed j

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- (Troxler Dwg. Av102451) ;l J 50 mil 11 curies )

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hC. Accricium 241 Q,

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                                                                        ' Sealed' neutron,sourcesy
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                                                                                                                                C.'% Not to exceed               I,b
                                                                         ~(Troxler Dwg.' A-100337)                              W 330 millicurica                f
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                                                                               -                    t   . .j                 69          per source              !y   L
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  ]      9.      Authorized use                          er.                                                           s t                                       !p
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         A.      For use fu Troxler Model 4640 density gauges to measure' properties of construction
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    j[ A. and B. For use in Troxler Model 3400 Series moisture-density gauges to mennu                                                                             p
                          propertien of construction materials.                                                                                                  jt

l  ?[ > l fC. For use in Troxler Model 3241 nephalt content gauges to measure properties of  !,N

                 construction materials.
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  ]f10. Licensed
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                              material may be used at 7101 De Barr Road, Anchorage, Ainska and at
                 temporary job siten of the licenuco anywhere in the tinited States where the
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  q              U. S. Nuclear Regulatory Commission maintaina jurisdiction for regulating the                                                                    I;

, q une of licensed materini. !g ! 1 il

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              Cyorm 374A                                                                        p           g            ,
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                                                                                  "36"1331/-01
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       I                                                    CONDITIONS                                                      1
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       l' 11. The licensee shall comply with the provisions of Title 10. Chapter 1. Code of                                    [
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       l          Federal Regulations. Part 19. " Notices, Instructions and Reporen to Workers;
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                  Inspections" and Part 20, " Standards for Protection Against Radiation".
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 j     f12. Licensed material shall be used by or under the supervision and in the physical                                    I
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       lI         presence of. Michael D. Miller, Ray Bake Cor!ather persons who have completed                             i

I p' the manufacturer's training course'in'th6'une'of thejdevices and have been l

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       1          designated by Michael D. Millcrf Radiation Protection Officer.                                            1
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       It 13. Scaled sources containing811 censed material shall not be opened or removed from
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                  their respective source holders by the licensee.
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       I 14. Maintenance or repair!of' Portable devices involving removal oOthe scaled                                          [
  ,    1          sources from the devices or<rembval or dismantling,bf shielding may be performed                              [

} by the device mar 3tifdcturer, orfby 'other persons /specifically authorized by the ,(

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  ,    (i         Commission or an Agreement State 'to) perform Luuchsservices.                   -                             l    !

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                               Eachstatedsourcecontaininglicensed</3h.d \              $
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~j i 15. A. (1) material, other;than g

       I!                      hydrogen,3 with a half-life.gccater'than"thirt;yldaysJand in any form                            (
       I;                      other c'b'an gas:shall be tesiedi fdrj icakage and/or contamination at                                ;
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       [                       intervals,not 'to fexc'ved siit 'redth[ny Kin the absenco of,a certificate                    l[ [
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                               from a transferor indicating that s!t'est has been made within six                            J
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                               months prior to th'e .transferf afs;ealedi so'urce received f rom another                        I
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      f:                       person shAll not be put. into.use tmtli g tested.
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                         (2) The periodic Jeak tent required'by' this condition does not apply to
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j li scaled sources'ttUst are stored and not being$ sed. The sources t

                               excepted from this test shall be tested 9 for Icakage prior to any unc

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     f     i                   or transfer to anotheriperson unleus,they have been leak touted within
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                               six months prior to the date of uao or transfor.
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 !    ll          D.     The test shall be capable of detecting the presence of 0.005 microcurie of
      l                  radioactive materini on the tout marple. The test sampla shall be takcu

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     fp                  from the scaled sourco or from the surfaces of the device in which the                              lI-     ',
  :                      nealed source in permanently mounted or stored on which one might expect
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      i                  contamination to accumulate. Recordu of leak test renuits shall be kept in                                   ,
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      1                  units of microcuries and maintained for inspection by the Cormianton.                                '[
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  !   l1l-        C.     If the test reven1s the presence of 0.005 microcurio or more of removable                             I
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       f                 contamination. the licensco chall isunediately withdraw the scaled sourcu                             I
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j y f rom use and shall cauou it to be decontaminated and repaired or to hu

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   ; i                   disposed of in accordance with Comminaion regulationn. A report shall be                                     '

{ j filed within five (5) days of the tent with the l!. 8. Nuc1 car Regulatory I

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                         Conaission, Region V, Office of the Rogional Administrator, 1450 Maria                             llg
 l        ,              I.ane, Suite 210, Walnut Creek, California 94596, describing the equipment                         ,1        l

j involved, the test renults, and the corrective action taken. i

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        RC Foren 374A              U.S. NUCLEAR REGULATO3Y COMMISSION                                                                      y              g
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    8                                                                CONDITIONS                                                                        ,i     '
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! 1l 1 j f D. The licensee is authorized to collect leak test uneples in accordance with j

                     the procedures described in the licensee's application dated April 15, 1985

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   }                for analysis by Troxler Electronic Labs, Inc. Alternatively, leak test
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                    authorized by the Commission or an Agreement State to perform such services.                                                          I
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   ) 16. The licensee shall conduct a, physical inventory /cvury six (6) nonths to account                                                                    l
   h         for all sealed sources received'and possessed under the111 cense. The records of                                                          l}I
   h         the inventories shall bo sniaintained for two (2) years from.the date of the                                                               'l
             inventory for inspection.by the Commission, and shall include the quantities and                                                           A
  jl         kinds of licensed material, location of scaled sources and'the date of the                                                                 /
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             inventory.
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  )! 17. The licensee may transport ' licensed material or dollver~ 1icensed materini to a                                                               J
   I         carrier for transport in accordduc'e with thes prdvisions of Title)10, Code of                                                             J
  j:         Federal Regulations Part 71 "FackAging1of , Radioactive Material-for Transport                                                              k    ,
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  j'         and Transportatica of Radioactive Waterial Under Certain Conditions".
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  ] 18. Except as specif feally provided .otherwise ,by, thia licenso,, the 11censee shall                                                               ,1   l
  1          possess and use licensed'asterint'descrigdd in ,1tems 6, 7,"and 8 of this licenne                                      s                    'l   ;
  }          in accordance with statements, representatioso, and procedures' contained in                                                               i
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             application dated April 15, 1965 arid 'let tdr'aj dsted April 23, 1985 and May 7                                                           jl-
 f'j         1985. The 'luclear itehulatory, Commissl'on'sJrsguladoes shall ' govern the licensee's
             statements     in applidations or 1ctters, unicae'the statements are more restrictive                                                        [   '
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                                                                        FOR THE U.C'l NUCLEAR REGULATokY COMMISSION                                      1
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       Date   N                                                         By
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                                                                                                    Beth A. Riedlinger                                    I
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                                                                                                    llealth Physicist (Licensing)                         l
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