ML20195F636

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Rev 10 to Procedure QI-QP-11.10-5, Cable Tray Hanger Reinsp
ML20195F636
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 06/19/1984
From:
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
Shared Package
ML20195F283 List: ... further results
References
FOIA-85-59 QI-QP-11.10-5, NUDOCS 8606120215
Download: ML20195F636 (6)
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Text

e' TEXAS UT1UTIES GENERATING CO.

N SER REVISION PAGE A

f CPSES i

i QI-QP-11.10-5 10.ll1N 1419g4 1 of 6 l

PREPARED BY:

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[j v/s CABLE TRAY HANGER lAPPROVEDBY:

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REINSPECTION

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APPROVED BY: M, -h77d, / / /,(/ / 7 od.

OhlY FOR INFORMAT

1.0 REFERENCES

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1-A G&H Specification No. ES-100, " Electrical Erection" I

1-B G&H Specification No. SS-168, " Structural Steel" l

l 1-C QI-QP-11.102, " Cable Tray Hanger Inspection" i

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1-0 ECP-10. " Cable Tray and Hanger Installation" i

I 1-E CP-QP-18.0, " Inspection Report"

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1-F QI-QP-11.2-1, " Installation of "Hilti" Drilled in Bolts" 1-G CP-QP-16.0, "Nonconfonnances" 2.0 GENERAL l

2.1 PURPOSE AND SCOPE I

l This instruction provides Quality Engineering the criteria for review of documentation for those "A"

and "B" train cable tray supports to assu re docunentation adequately represents conformance to requirements of Reference 1A and I'

18. This review is also applicable to those "C" train cable tray supports which have not been previously reviewed for adequacy of documentation or inspected as dirccted in other existing or deleted procedures and instructions.

Quali ty Engineering and the QC supervisor may elect to designate QC Inspection Pe rsonnel to perfonn review of documentation.

I This ins truction further provides QC Inspection Personn.el with inspection criteria for those items requiring inspection as a result of documentation review which revealed e

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PROCEDURE ISSUE REVISION PAGE NUMBER DATE p TEXAS UTILITIES GENERATING CO.

ES QI-QP-11.10-S 10 JUN 191984 2 of 6 2.2 INSPECTION ACTIVITY The requirenents stated in the purpose and scope are applicable to hangers inspected prior to June 1,1981 in Unit 1 and common buildings only.

3.0 INSTRUCTIONS 3.1 REVIEW INSTRUCTIONS AND DOCUMENTATION 3.1.1 Cable Tray Support Identification Quality Engineering or designated inspection personnel shall use the following for detemination of cable tray support MK (identification) numbers:

a.

Cable Tray Train identification can be obtained from the Conduit and Cable Tray Plan drawings (Gibbs & Hill and/or Texas Utilities).

b.

Individual cable tray hanger MK numbers can be obtained from the Brown & Root prepared MAP drawings, c.

Cable tray hanger packages are filed individually in the Permanent Plant Records Vault by the support MK number, d.

For the purposes of inspection under this instruction, use of cable tray drawings shall follow the requirements of Reference 1-C and Reference 1-0 of this instruction.

3.1.2 Review of Cable Tray Support Packages Review of cable tray support packages for adequacy of dogumentation shall consist of the following:

a.

Assure that bolted connections have been inspected for the following:

1)

Bolt hole spacing and configuration 2)

Concrete anchor bolt torquing and torque wrench I.D.

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3)

High strength bolts (if used) are tensioned in accordance with criteria delineated in Reference l

1-C and applicable design document.

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t-PROCEDURE ISSUE REVISION PAGE NUM8ER DATE TEXAS UTILITIES GENERATING CO.

b CPSES QI-QP-11.10-5 10 JUN 19 7984 3 of 6 t

i b.

Assure that the location and elevation have been verified by the Inspector.

c.

Assure that the individual MK number has been verified by the Inspector.

d.

Assure that the Inspector has verified the configuration and dimensions of the completed support as per the design drawing.

Verification of material type has been accomplished by receiving inspection personnel and reverification by field QC inspectors is not required.

e.

Assure inspection of weld acceptability.

NOTE:

Previous revi sions of existing procedures /

instructions or deleted instructions made provisions for documentation of weld acceptance and joint fit up configuration as. a single attribute.

Evidence of weld acceptance for those welding - activities is acceptable.

3.1.3 Documentation Review of cable tray support inspection packages shall be documented on an inspection report, Attachment A.

The reviewer may elect to review previous revisions of procedures and instructions referenced on documents being reviewed to assure the acceptability of the document at time of closure / completion.

When it has been detennined that an iten had been satisfactorily inspected on a previous date, an asterisk shall be placed in the " satisfactory"' column and the reviewer shall sign the t

remarks section of the inspection report as denoted.

If an item has not been previously inspected or has not been

-documented " satisfactory", the quality control inspector shall be provided with an inspection report for inspection of the applicable item in accordance with Paragraph 3.2.

" Satisfactory" shall be considered entries that assure a specific operation has been performed to meet applicable requirements.

Editorial concerns (i.e.,

page numbers, cross-outs, revision number, MT&E due date) are not within i

Q the scope of this instruction.

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I REVISION PAGE NU BER e

TEXAS UTILITIES GENERATING CO.

CPSES QI-QP-11.10-5 10 4 of 6 g7q g 3.2 INSPECTION 3.2.1 Inspection Requirements / Acceptance Criteria If inspection / reinspection of cable tray supports is deemed necessary by the reviewer, the following shall be verified:

a.

Bolted connections shall be inspected to the following:

1)

Type of bolt, i.e.,

Hilti Bolts or Richmond Inserts, Structural Steel bolting, per the design drawing, (Gibbs & Hill and/or Texas Utilities).

2)

Hilti Bolt length / identification - per the design drawings and Reference 1-F.

3)

Bolt diameter - per the design drawings (Gibbs &.

Hill and/or Texas Utilities).

4)

Bolt hole and configuration - per the spacing (Gibbs design Hill and/or Texas drawing Utilities).

5)

Full thread engagement.

The anchor bolt shall be flush with the top of nut, as a minimum.

6)

For Hilti Bol ts, the torquing shall be 100% per base plate (for base plates not previously inspected) and documented by the inspector.

The inspection shall be as per Reference 1-F.

7)

All high strength bolts (if used) shall be tensioned in accordance with Reference 1-C and applicable design documents.

b.

Location and elevation.

NOTE:

Unless a design change document is denoted as "As-Bu i l t" or criteria are specifically indicated on the design change document, installation criteria on the applicable referenced design drawings shall

apply, c.

Hanger Plumbness, i.e., 22* maximum from level - per l

Reference 1-B.

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Support MK number.

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1 PROCEDURE ISSUE REVISION PAGE NUMBER DATE TEXAS UTILITIES GENERATING CO.

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QI-QP-11.10-5 10 JUN 191984 5 of 6 e.

Support member (s) shape (i.e., angle, channel, etc.).

f.

Configuration of completed support.

g.

Dimensions.

NOTE:

Unless a design change document is denoted as "As-Buil t" or criteria are specifically indicated on the design change document, installation criteria on the applicable referenced design drawings shall apply.

h.

Weld acceptability - Welds shall be in accordance with criteria of Reference 1-C.

3.2.2 Documentation Inspection and review results shall be documented on the Inspection Report (Attachment A) which shall be completed and processed in accordance with Reference 1-E.

3.3 DISCREPANCIES /NONCONFORMANCES Discrepancies and nonconfonnances identified during inspection shall be documented and reported on an Inspection Report (Attachment A) and/or an NCR per References 1-E and 1-G respectively, as directed by the QA/QC Supervisor.

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INSTRUCTION ISSUE ESO PAGE NUMBER DATE TEXAS UTILmES GENERATING CO.

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",,y,g INSPECTION ATTR10UTES eatt 1.

Verify hanger MKf (!dentification Number)

(Refer to Paragraph 3.2.1.d) l

.I 2.

Verify anchor bolt requirements U 5tructural Steel Bolting L J Screw Anchors U Expansion Anchors (Refer to Paraoraoh 3.2.1.a) 3.

Verify expansion anchor torque (Refer to Para. 3.2.1.4)

'l 4.

a.

Verify hanger dimensions b.

Verify hanger material site c.

Verify hanger configuration (Refer to e

Paragraph 3.2.1.g. e, f) 5.

Verify hanger location and elevation (Refer to Paragraph 3.2.1.b)

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Verify final visual inspection of welds (Refer to Paragraph 3.2.1.h) i li fl no.a. a w.w, m es, m >

TRAIN Inspected and accepted on a prevfous traveler or Inspection Report Existing documents reviewed by;

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