ML20136B199

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Rev 4 to Instruction QI-QP-11.3-40, Class 1E Electrical Post-Const Verification
ML20136B199
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 03/03/1983
From:
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
Shared Package
ML20136A539 List: ... further results
References
FOIA-85-59 QI-QP-11.3-40, NUDOCS 8601020471
Download: ML20136B199 (9)
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INSTRUCTICN !

ISSUE EAO" l TEXAS UT!uTIES GENERATING CC.

NUMSER p REVIS!CN CATE CPSES QI-QP-11.3-40 4

MAR 03ISd3i 1 Of 9 g

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.7//N 7 PREPARED BY:

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POST CONSTRUCTION VERIFICATION APPROVED BY: /;)., b.#fd 7/t [f)

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1.0 REFERENCES

1-A CP-QP-11.3, " Electrical Inspection Activities" i

j 1-B QI-QP-11.3-26, " Electrical Cable Installation Inspections" 1-C CPM-9.1, " Control of Nonpermanent Mate 1

1-0 CP-QP-18.0, " Inspect g l

1-E CP-QP-16.0, "Nonconfonnances" l

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HISTORICAL.RLE This Quality Instruction supplements Reference 1-A and is l

established to verify the adequacy of installed Class 1E l

equipnent and systems at Comanche Peak Steam Electric Station.

3.0 INSTRUCTION The frequency of inspection efforts shall be as directed i

within this instruction, unless directed in writing otherwise, I

by the Quality Assurance / Quality Control General Supervisor.

This instruction shall be performed upon completion of construction activities (i.e., room or area).

All Class IE and non-Class 1E cable, raceway and equipment installations within the scope of Reference 1-A shall be inspected and documented in accordance with this Instruction.

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A craft accompanied post construction verification walkdown I

shall be conducted by the Electrical QC Inspectors to detennine the status of items a

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INSTRUCTION I

WSICN PAGE NU M R DT TEXAS UTruTiss GENERATING CC.

" 88 QI-Qp-11.3-40 4

M0e E 2 of 9 Where cable tray, cable or other. electrical equipment is covered or-coated, the documentation initiated by the original inspections shall be sufficient.

Discrepancies noted during the post Construction Verification Walkdown shall be documented on Attachment 1.

After all discrepancies noted on Attachment have been resolved, they shall be reinspected and documented on an Inspection Report, Attachment 2 and/or 3.

In addition, the QC Inspector shall attach the applicable punchlist to the Inspection Report.

3.1 POST CONSTRUCTION VERIFICATION 3.1.1 Verify Cable Tray The QC Inspector shall perform a visual inspection of all raceways to ensure that the trays are free of damage. Damage inspections shall consist of, but are not 1imited to, the following:

a.

Cable tray shall be free of burrs, rough edges, or foreign material.

b. -

Damage to Galvanized surfaces is to be repaired by-application of Galvanox or similar approved product.

c.

Proper workmanship has prevailed to ensure over-all quality product free of surface damage, warpage, ben.t side rails, etc.

d.

All cable pulling aids have been removed (i.e., rollers fish tape, tape rope, etc.).

3.1.2 Verify Conduit The QC Inspector shall perform a visual ins pection, to the maximum extent possible without disassembly, of conduit raceways to ensure conduit.is free from damage.

This inspection shall consist of, but is not limited to. - the following:

a.

Conduit shall be free from burrs, rough edges or foreign materials.

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3 of 9 blAR 0 3 1983 b.

Conduit bends shall not show excessive flattening or i

l Interruption of the smooth bore of the conduit.

I NOTE:

Excessive flattening is defined as that amount of flattening which reduces the conouit outside-diameter by 251.

c.

Damage to Galvanized surfaces shall be repaired with Galvanox or an engineering approved equal.

i d.

Bushings, fittings, and hardware shall be in place and

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All cable pulling aids have been rumoved (i.e. fish j

tape, tape rope, etc.).

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Conduit cover, junction box, pull box and tensination box covers and gaskets have been installed.

3.1.3 Verify Cable Installation The QC Inspector shall perfom a visual inspection of cable installations ' to ensure cables are free of damage.

This inspection shall consist of, but is not limited to', the following:

a.

Cables shall be free from damage and debris.

b.

Cable bend radii have not been violated.

c.

- Cables are trained and properly secured with cable ties.

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d.

Power cable spacing has been maintained in accordance 3

with Reference 1-B.

j e.

Cable slack of 2 inch minimum is provided at transition points between cable tray sections at different elevations and at conduit entries to cable trays and between category I structures.

1 f.

Cable installed in trays shall be below side rails.

'l 3.1.4 Verify Eauipment Installation The QC Inspector shall perform a visual inspection to ensure that the installed equipment has not sustained damage and that good and proper workmanship has prevailed. This inspection i

shall consist of, but is not limited to, the following:

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x INSTRUCTION ISSUE REVISION p4gg TEXAS UTTUTIES GENERATING CO.

4 Of 9 lI-QP-11.3-40 4

BR03 S3 a.

Equipment has sustained no visible physical damage.

b.

Covers shall be installed and conditions of gasket 1

materials have not deteriorated or sustained damage.

c.

Cables shall be prmperly trained, bundled and tied with ty-raps in a neat and orderly manner.

d.

Equipment is clean and free from debris, e.

Equipment has filters installed in vent openings.

4 f.

Non pomanent conditions have been clearly marked in accordance with Reference 1-0.

3.2 INTERNAL WIRING Separation between field run redundant Class IE cables and e

Class IE/Non-Class IE cables within equipment shall be maintained in accordance with the equipment specification.

If the specification gives no separation requirements, the minimum separation distance between redundant Class IE and Class 1E/Non-Class 1E cables shall be greater than or equal to 6 inches.

In cases where the above separation criteria cannot be maintained, barriers shall be installed betwen the cables.

Barriers used for separation will be as follows (See for typical examples):

l.

Metallic conduit; including Servicair :*ompany FC 33 flexible conduit.

2.

Two sheets of fire retardant material separated by a minimum of Is" of air space or themal insulating material.

3.

A single barrier with a 1" maintained air space or thermal insulating material between the components or devices and the barrier.

Redundant Class IE circuits shall enter in separate apertures and terminate on separate terminal blocks or connectors as shown on G&H design drawings.

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INSTRUCT 10N I

E REVISION PAGE DATE TEXAS UTluTIES GENERATING CO.

N 5 of 9 QI-QP-11.3-40 4

MAR 0 3 1983 Power supply feeds to instrument and control room distribu-tion panels shall be installed in solid enclosed raceways as shown on G&H design drawngs. (Example: conduit)

The following cabinets have been analyzed and are exempt from the separation requirements; however, equipment that r

pmvides for channel or train separation shall be utilized when available.

, Mete:

TBX for Unit i and TCX for Unit 2.

MIS Cabinets T-X-NIELCA-01 (4 Cabinets)

Solid State Protection Systen T-X-ESELSP-01 (Logic & Output Cabinets only) l Solid State Protection Systee T-X-ESELTC-01 (Test Cabinets)

Upgrade Protection &

Surveillance T-X-XIELSS-50 Process Racks T-X-XIELRK-01 T-X-XIELRK-02 T-X-XIELRK-03 T-X-XIELRK-04 Protection channel

wiring, safety-train
wiring, and Non-safety train wiring within panels IPC1, IPC2, IPC3, i

IPC4 will be in different wire bundles. These bundles will be separated to the maximu extent practicable.

3.3 00CtMENTATION Inspection Reports shall be processed in accordance with Reference 1-E.

3.4 NONCONFORMANCES I

Nonconfonnc: ices shall be documented and identified in accordance with Reference 1-F.

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. TEXAS UT!UTTES GENERAT:r4G CC. I NUM8ER CATE I

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INSTRUCTION EE REVISION PAGE NUMSER DATE TEKAS UT!UTIEs GENERATING CC.

cPsEs QI-QP-11.3-40 4

MAR 0 3 1983 7 of 9 l

ATTACHMENT I COMAseCHE PEAst STEAM ELECTRIC STAT 1088 m.er+

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