ML20198K511

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Rev 0 to Instruction CP-EI-4.5-3, Field Support Design Group Review Instruction for Field Analyzed Piping & Supports
ML20198K511
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 10/31/1979
From: Murray B
TEXAS UTILITIES SERVICES, INC.
To:
Shared Package
ML20197J316 List: ... further results
References
FOIA-85-59 CP-EI-4.5-3, NUDOCS 8606040043
Download: ML20198K511 (7)
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ISSUE TEXAS UTILITIES SERVICES INC.

INSTRUCTION REVISION PAGE

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NUMBER DATE A

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CP-EI-4.5-3 0

10-31-79 I Of 7 FIELD SUPPORT DESIGN GROUP DESIGN REVIEW INSTRUCTION PREPARED BY//

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FOR FIELD ANALYZED

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PIPING AND SUPPORTS APPROVED BY u R

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1.0 REFERENCES

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1-A CP-EI-4.1-1, Field support design group design control instruction 1-8 CP-EP-4.5. Design verification 1-C EDS. Report No. PAD-78-002, Alternate cr,iteria for pip-ing analysis and support design 1-0 2323-MS-46A, Nuclear safety class pipe hangers and sup-ports (f

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"'"^f HISTORICALFILE

,This instruction establishes the methods by which design

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review will be performed on all design documents relating to field analyzed piping and related support structures.

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2.2 SCOPE This instruction is applicable to all original design work and revisions performed onsite by the field-analyzed piping and support division (FPSD).

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2.3 RESPONSIBILITY It shall be the responsibility of the group supervisor I

to ensure that design review.is perfonned in accordance

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with this instruction.

2.4-DESIGN INPUT 1 :

2.4.1 Any reference material required to perform a design review 1

which is maintained off-site will be provided by the design

. organization responsible for such material. This includes-1, criteria, data, calculations, procedures, etc.

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F01A-85-59 e

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CP-EI-4.5-3 0

10-31-79 2 of 7 II

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2.4.2 Revisions performed by the FPSD which will have impact on I

criteria, data, calculations, etc., held by other design l 'l'-

organizations will be fonvarded to, and approved by, that organization prior to design review of such revisions.

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See section 4.1 for exception.

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!I 2.5 PERSONNEL QUALIFICATIONS

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i 2.5.1 The group supervisor will maintain a list of engineering

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personnel authorized to perform design review.

I' 2.5.2 Authorization of personnel shall be based on experience.

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performance and overall job knowledge.

I 3.0 INSTRUCTIONS, ORIGINAL DESIGN 3.1 ALTERNATE ANALYSIS QUALIFICATION OF P! PING 3.1.1 Design review shall verify comp 11anca with reference 1-C.

I 3.1.2 Verification shall include ccncurrence with all assumptions.

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stated on the qualification package cover sheet and valid-

'"j tty of all input data provided by outside design organiza-e tions.

3.1.3 Design review completion shall be signed off in the appro-priate block (0.R.) on the cover sheet (Fig.1) i 3.2 SUPPORT LOCATION ISOMETRIC DRAWINGS

.2.1 Design review shall verify that the spans, typical supports and other infonnation given on the drawing reflect the l ".-

requirements of the corresponding analysis.

i 3.2.2 Design review completion shall be signed-off in the design review log (Fig. 3, Ref. 1-A).

SUPPORT QUALIFICATION PACKAGES 3.3 i

3.3.1 Design review shall. verify compliance with all applicable e

codes and standards as delineated in Reference 1-0.

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3.3.2 Verification shall include concurrence with assumptions ly*

and methods of analysis.

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3.3.3 Design review completion shall be signed off in the appro-

'., j priate block on the cover sheet (Fig. 2)

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3.4 SUPPORT DETAIL SKETCHES

! r..Nl 3.4.1 Design review sha.11 verify that minimum / maximum dimensions R

and loads reflect the requirements and limitations detemin-ed by the analysis of the structure.

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3.4.2

. Verification shall include concurrence with the concept of

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3.4.3 Design review completions shall be signed off in the design review log.

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3.5 SPECIAi. TASKS

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3.5.1 Design review of special structural designs, done 'as a service for outside gro' ps, shall be perfomed per 3.3.

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Drawings generated by the FPSD for these drawings and/or j

7 issued by the FSDG Document Control shall be design reviewed per 3.4 4.0 INSTRUCTIONS. REVISION WORK

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4.1 ASE SECTION III. CLASS 1 l'

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4.1.1 Design review shall apply to structural or dimensional changes and deviations authorized by the FPSD to effect Installation of 2" 9 and smaller supports.

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4.1.2 Any calculations performed relating to the revision are

?J subject to design review per 3.3.1 & 3.3.2.

.q 4.1.3 Design review sign-off shall be documented on a Class I fj Revision Log (Fig. 3) and maintained in the Class I y;.)

Revision File.

4.1.4 Ultimate sign-off and qualification shall remain the

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INSTRUCTION REVISION PAGE

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10-31-79 4 of 7 1 i.

j,j 4.2 ASME SECTION III CLASS 2 AND 3. AND SEISMIC CATEGORY I i'.!

4.2.1

. Design review shall be performed on portions of the drawing, I.d sketch or calculation revised. This shall include verifi-cation that unrevised areas shall not be impacted by the j}

change such that those areas become invalid or inadequate.

lN 4.2.2 Design review sign-off shall be documented as per Section 5

3.0 of this instruction.

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