ML19323B230
| ML19323B230 | |
| Person / Time | |
|---|---|
| Site: | 07000824 |
| Issue date: | 04/15/1980 |
| From: | Ketzlach N NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS) |
| To: | BABCOCK & WILCOX CO. |
| Shared Package | |
| ML19323B227 | List: |
| References | |
| NUDOCS 8005120105 | |
| Download: ML19323B230 (3) | |
Text
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8005120 l
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FACI LITY :
Lynchburg research renter i
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F.E VI D3 OT LI CE!:SE f".EMMOiT IIPLI Cf.TI O" N.TE" J A""fM 25, 1950,
.c I TS PEVISION PATED FEBR!!ARY 28, 1980 NID Sl%LE":1T PATED f
!'. ARCH 25, 1980 f
A 1.
N ck-reend t
Rchcock ? "ilcox, Lunchbur-resecrch Center (LPC), by calication dated January 25,140, its revision dated February 28,19F0, and supplement dated arch 25,198n, has requested authorizatien for t'ie insertion of irradiated fuel rods and encapsulated sections of fuel rods into any evailable hole in a fuel element essembly for return to the reactor site.
f.t the present, each time an assembly is examined, selected fuel rods are removed and the assembly is returned to the reactor site.
This sequence of events has resulted in an accumulation of irradiated fuel rods and fuel rod sections at the LRC.
II.
Dis cussion l
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..o_c e _r ___i_t_i ca i ty S a fe ty-7.
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- norral fuel csser.bly consists cf a square lettice crrey of fuel 4,
reds, locatiens fcr control rod guide tubes rid en instrurer.t tuSe (usually c:5 h t'm center of t'.o esser 51y).
The nuclerr criticality stfety criculatin'ns d
fcr thr-me"inatim e' the assenly cad the tr~ oval of feal rods for ination ere ' vd on ctcr ficoded cssr ' lim 9:it' i*crnsiv r.Mcrs
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the 1:cre es less the: 0.C i r
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7tr L"C rc rforv d r r.uclorr sc'e ty enLlysis cf : ter 'lWe' cste ',lics ri tS t'c cc.trcl red nuide tu':er, and inr.tre ent tubes N11d ei9 fuel rc 9..
The k rc n' arc 5 type feel asseral's it t he LPC,,' ally latic d '..i th
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c-scenticily in c reemnt at the 9E% confidence Icv-1.
The re ferc, i t is sefc to insert irradiated rods or encansulated sections in cm. cvail able M D.
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- nratecti ve w. cure, fuel rods inscrid into instrumnt W c~ trni ru' nuide tube cre Sid in riace ei^ e fict retti l?.te beltt d ic the tfi ten of the feel v.e r;iy, Thir m"1d prevert the se::crrtio" frc~ the f
use%1y of the int rted fual rods and enccpsulated serrents in case of en accidental ti':cing of the asser51y.
.V i_c t i -n c, a fe_t y
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fil r-ficlonical stfety controls end procMurcs currently 2.l a t'.cri ze d fc r t'. s t c rr r;. e.<cri n a ti e n n d mc!:t -i r.n fcr shirmnt cf Y
irrc dit ted fu,1 s&lics.:ill be t.se d drinc tc inc ertion c.f fuel Y
r e '., i n cn/ tvciltfir bole in tLe test-5's
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in i ns e rti o.1 in the U.'r fuel csse.%1 v.
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Environrental Effects No sianificant environ:nental effect should result from aporoval of the amendment request to the license.
D.
Gene ral The anendraent application of January 25, 1983, its revision dated Februa ry 28, 1933, and supplement dated March 25, 1933, were discussed ut th J. B. Kehle, IE-Region II inspector of the C&N facility, on March 31, l em. He foresw no sa fety er environ;. ental rrculr~s with the c'stheri ctico cv
' r t'- insertien of irred'iated fuel rods er encr.nsulrted scctions of fuel N
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