Document: NRC Regulatory Guide
Document ID: c8bca664-b179-482a-a948-1ff683ef6b67
Document Type: regulatory_guide
Title: Structural Acceptance Test for Concrete Primary Reactor
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML1303/ML13038A421.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.18
CFR Part: 
CFR Title: 

Content:
• ' c-:. . . .: :• . .. ". . , . ircumference to est, r th e !,o• tai e nli S,cr )less u ae in t m il...o . Reactor.Sate.uards has been consulted concerning this circum..Pence to.determine the c in tensile .:.. •..irde i•i has, concurrde d i n the reoulatory position. stresses including those due t o.p ":s :ih ".itil out.-of-.rounldness of. the . nofiinialiý c vlinldnic i contai .enttn..S.t.r in an ack widt s -aie eisurcd .od .. B. - DISCUSSION% crack patterns :arc rectrdd tloaton f reice high.stress u t.:<conrifair.thie designer's tressi analysis., : .. .. : .iet.tn e fors a.guide water-cooed n s fBecause thestrain tmeasurements canb-•epr• r lie ted 1, ..w i ohirine a qd:-t : hea ud •i nitaia .sttru for a .. a t~e r-acootedt .:..n s o .teev laln .o ,h... o t m e !:.rep n e .... . .. ia"e aii fao eeprmdeflection measurementsobtained.inprvioses"ii nuclear• power n Plant is the. structure or Vessel -that ed Min " tests boundar as fined in § 50.2(v) of 10 CFR Part 50. p an I id ser-.es as a l.e kagee-limiting barrier to radioeactive nonprototype Containments. materials relea;•siefromi the. reactor coolanit. pressuie T11v tile ::* •.l". . . ndar , T h e s ui -i. the reactor coolant that m ight A pprorie ate mdisurep t a ed I ti0 cn li rm the be dischargzed from-the reactor coolant systern into the dirumTereports used atse •u"cirea d ite to i!!!:' w ll le allat .... g, ...... f'll, .. primary reactor conitainment% during a loss ofcoolant evlaeaysgien eeirto f thsruue accident -would Cause a significoaon•t.pressureload on then"l. .- containmt enent. An Sanptance test is commkonly used toTi dsaesn r r iii 1 . -confirm • t•at 'ther desigp and configuration :of :the iticableasurementcdbmt ica' um.r..;.t.ri containmsens are adequate to wrthsianctd sch pressure 2 prt ye cnt " iiu.lImori{:ii e now "w •.!:::.:ii . " .. . . no. Th ..... .. . . . . . dernnsrotestyp L cooan m ns . "r e by . ... s ::" ."": i...!.4 ..i.1. ..! .i {:! loadino The ~tet