ML20085C223

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Sys Leak Tests for Dresden Units 2 & 3 Addition
ML20085C223
Person / Time
Site: Dresden  Constellation icon.png
Issue date: 12/20/1968
From: Sisson D
COMMONWEALTH EDISON CO.
To:
Shared Package
ML20085C151 List:
References
NUDOCS 8307090220
Download: ML20085C223 (7)
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i SYSTD LE/2 TESTS l.

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DESDE:1 ::UCLI:!.2 ?CdIP. STATIO:l

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1.1 Sargent & Lundy Drawings M-12 thra M-51 and M-174 thru M-176 -

1.2 Sargent a Lundy Specificatica K-2202 s 1.3 USA Standard Cede for'Proccurc Piping " Power Piping". .

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2.1 To verify the integrity and leak tightnccc of the Plant Piping wold , '

with the perfor.rance of hydroctatic or pncuratic tests in accordance with Reference 1.2 and 1.3  ;

i 2.2 This test will be conducted by the United Enginecrc and Ccnctrcetorc (

Start-Up Tact Grcup. The integrity and Icak tightnocc cf the piping  !

wolds at tect pressure will be inspected and documented by the United  ;

Enginecro a Constructors and General Electric Co:pany Qur.lity Centrol Departments . Purther, all tects may bc witncesed by the Ocncral Elcetric Prc-Op: rational Ecgineer and the Cc cenwealth Edison Cc=pany Site Constructica Reprocentative. l P

s 30 CO :5TRUC?ICN P7.EREOUISITES 31 All field wolded joints in the boundary of cach tect have been eo=pleted and if required, radiographed and stracc relieved with satisfactory results. Thc=11 Inculation has not been applied to field welds unlocs .

specifically approved by General Electric Company. The boundary of each to:t is detailed in. Referenecs 1.1.

3.2 All cr.foty and relief valvec recoved and blind flanges suitable for tect  ;

precourc installed in their place.

33 Pipo hangers have been adjucted for test valucc.

4.0 PRECAUTIC':S 4.1 Por :nfety rencono, only the percenhol assign:d to perfo= high preocure tests will be prcsont. All work in areas of the test will be li .itcd during theco tocts.

4.2 Internal cicanlinoco verification will be required prior to " charging" the equipmentand/orcyctc=cbeingtocted. Suitabic isolaticn protection will be afforded to all equip =cnt, pumps, relief valves, =cters and gauges not rcquirir.g testing in systc=c being tected. ,

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l. 3 L'atcr, air er oil' uned for tecting chill be of the cara quality ac that - '

uced for fluchin;'.

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N- 5.1 A c o~. .: cf the aa r. reu. riate OEL "::" D: u n.e.. vill bc rart of each c.ycten

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  • I.cak Test. The "X" Dra. ing .1111 in ::.cate the tect boundar/ .nd tect

,,ruwr ~ ~ ' a $ : ~ e,.. . L'.v r. c ., - L . - r - .,r?.nra i n requ' rea in tha cy:.tc=.

5.2 Vcat all high pointo to .ccure that all air will be displaced while filling a cycte: for hydrocts. tic toct. Precouro chall be applicd cicwly and hold for a cufficient length of time to pcmit a thorough c:<anination fo: leaks.

5.3 Enclocure ::o.1 licts the tact preocures required for cach cyctc=.

Wherc the test proccuro indicated is operating proccurc, the cycten will be cubjected to the cyctc raximum operating prcccurc.

5.4 If equ'pnent requirec draining, vent :11 high points and drain sicely to avoid collapsing.

5.5 Uren completion of hydrostatic tectc en equipment and/or piping requiring " wet fill" provide venting to prevent tceparature proccuricing.

. If freccing clirate conditions prevail, the cycto will be completely draincd. -

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6.1 Tect purpc and gauncc as required. .

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7.1 Inspectors will ccaplete attached Fo= #2 for cach systc and cign off the rar':cd up P&ID's (illustrating preccurc boundaricc) which are raintained by the General Electric Cc ran.y ?cct Group until ec cicted.

7.2 Ecth theco documento chall cervo ac official records of hydroctatic tects and are to beconc part of the ec=pliance file raintained by a

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