Document: NUREG-0800
Document ID: f48fc6fe-7c52-4612-b75c-034cedcfeb13
Document Type: srp
Title: STEEL CONTAINMENT
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0520/ML052070325.pdf
Revision Date: 2023-06
Chapter: 3
Section ID: 3.8.2
CFR Part: 
CFR Title: 

Content:
+ P o o o g3 48 (6) Pressure test load to ensure that the containment will safely withstand the pressure calculated to result from carbon-dioxide inerting D + 1.10 x Pg3 49 (b) Level B Service Limits These service limits include the loads subject to Level A service limits plus the additional loads resulting from natural phenomena during which the plant must remain operational. The loading combinations corresponding to these limits include the following: (1) LOCA in combination with operating basis earthquake 3.8.2-13 DRAFT Rev. 2 - April 1996 D + L + T + R + P + E a a a (2) Operating plant condition in combination with operating basis earthquake D + L + T + R + P + E o o o (3) Operating plant condition in combination with operating basis earthquake and multiple SRV actuations D + L + T + R + P + E s s s (4) LOCA in combination with a single active component failure causing one SRV discharge D + L + T + P + R + T + R + P a a a s s s (c) Level C Service Limits These service limits include the loads subject to Level A service limits plus the additional loads resulting from natural phenomena for which safe shutdown of the plant is required. The loading combinations corresponding to these limits include the following: (1) LOCA in combination with safe shutdown earthquake D + L + T + R + P + E' a a a (2) Operating plant condition in combination with safe shutdown earthquake D + L + T + R + P + E' o o o (3) Multiple SRV actuations in combination with small-break accident or intermediate-break accident and safe shutdown earthquake D + L + T + R + P + T + R + P + E' a a a s s s (4) Dead load plus pressure resulting from an accident that releases hydrogen generated from 100% fuel clad metal-water reaction accompanied by hydrogen burning D + P + P g1 g2 [NOTE: In this load combination, P + P should not be less than g1 g2 310 kPa (45 psig).]50 DRAFT Rev. 2 - April 1996 3.8.2-14 (5) Dead load plus pressure resulting from an accident that releases hydrogen generated from 100%