ML19309C565

App 5E to TMI-1 PSAR, Liner Plate Spec. Includes Revisions 1-11

ML19309C565
Person / Time
Site:	Three Mile Island
Issue date:	05/01/1967
From:	JERSEY CENTRAL POWER & LIGHT CO., METROPOLITAN EDISON CO.
To:
References
NUDOCS 8004080795
Download: ML19309C565 (10)

Text

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O V _ APPENDIX SE

. LINER PLATE SPECIFICATION 1.0 SCOPE OF WORK 1.1 GENERAL The Reactor Building for the Three Mile Island Plant - Unit 1 of the Met-repolitan Edison Ccapany will be a steel lined concrete shell in the fem of a vertical right cylinder with an ellipsoidal dcme and flat base. The concrete thickness vill be 3 ft 6 in. for the cylindrical valls and 3 ft for the dcme.

The work to be perfomed under this contract shall include the furnishing, fabrication, delivery, unloading, storage as necessary, erection and testing of the steel liner and penetrations , cceplete, all as specified herein and/or as shown on the Drawings.

The Contractor shall be responsible for erecting a leak tignt liner. The degree of leak tightness shall ensure a containment leak rate of no greater than 0.2 per :ent by weight of contained air in 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> at 55 psig. The Contractor shall be fully responsible for designing liner reinforcement adequate to resist all erection loads including those additional erection loads specified herein excluding thosa erection loads resulting frem using the liner as a fors for concrete work. The Contractor shall also be respon-sible for properly fabricating a liner which vill be an element of the ecm-gosite steel and concrete shell. The structural design of the personnel locks and that portion of the equipment access door extending beyond the reinforced concrete shell shall be this Contractor's responsittlity. Detailed design of remaining penetrations vill be made in collaboration with the Engine 1.2 WORK INCLUDED The work shall include but not necessarily be limited to the following:

a. Detailed design of:

1. All penetrations including electrical, mechanical, equipment and personnel access, and fuel transfer penetrations in collaboratic with the Engineer based upon the parameters specified hereinafte and/or as shown on the Drawings, exapt that this Contractor sba be totally responsible for the structural design of the personne

! locks and that portion of the equipment access door extending beyond the reinforced concrete shell.

2. Liner reinforce =ent about openings.

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3. Reinforcement to resist all erection loads except concrete l placement. '

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b. Preparation of shop details and erection drawings for the liner >

and penetrations.

c. Furnishing, fabricating, erecting, and testing the following:

1. Liner main shell including cylindrical vallc, dome, and flat bas e .

2. One equipment access hatch with a minimum insice diameter of 22 ft k in.

3. Two personnel air locks with a minimum inside diameter of 8 ft 6 in. One of these personnel hatches shall be mounted in the equipnent access hatch. The air lock in the equiptent access hatch shall measure 15 ft frca door to door. The personnel access air lock shall measure 9 ft frem door to door. Doors shall be pressure seated type 3 ft 6 in. by 6 ft 8 in, and provision shall be made to test between doors at 63.3 psig.

4 Mechanical, electrical, and fuel transfer penetrations.

d. Performing all quality centrol measures and preliminary tests as specified hereinafter.

e. Painting the liner with one coat of primer except the underside of bottan plate which need not be painted.

f. Designing reinforcement and performing all work for required tem- O porary access openings.

1.3 WORK NOT INCLUDED Associated work not included under this contract is as follows:

a. Concrete work.

b. Furnishing or erecting backup bars embedded in the concrete base mat. Basement will be sloped for adequate drainage.

c. Finish painting of the liner.

2.0 DESIGN REQUIREMENTS 2.1 CODES AND REGUIATICNS l

Except as noted hereinafter the selection of materials , details of fabrication, and workmanship shall confor= to the requirements c' the Nuclear Vessels Code for Class 3 Vessels. The centainment liner and penetrations shall conform in all respects to the applicable sections of ASA N 6.2-1965, " Safety Standard for Design, Fabrication and Maintenance of Steel Containment Structures for Stationary Nuclear Pcver Reactors." The personnel locks and that portion of l the equipment access door extending beyond the reinforced concrete shell shall confom in all respects te the requirements of the Nuclear Vessels Code for Code for Class B Vessels.

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1 A 2.2 TECHNICAL PARAMETERS -

l The technical conditions applicable to the ecmplete containment vessel l are as follows:

Vessel inside diameter 130 ft )

Tangent length 157 ft Elipsoidal Dme a) Short Radius 20.5 ft i b) Long Radius 110 ft i Design pressure 55 psig l Design temperature 281 F j Operating pressure, range +1.to -1 psig j Operating temperature, range i Inside Vessel +90 to 120 F l Outside Vessel -5 to 100 F Design vacuum 2.5 psig Liner leak rate 8 55 psig 0.2 %/24 hours 2.3 CYLINDER REINFORCD4ENT i

The outside valls shall be reinforced on the outside f ace so as to support  ;

the dead load of the liner plus erection, vind, and sucv loads. j i

2.4 CPENING REINFORCIMDIT The liner shall be reinforced about all openings in accordance with the Unfired Pressure Vessels Code (i.e. , by replacing cut out area of 3.8 in.

liner plate).

O 25 PLATE THICICE.SS T1.e steel plate for the main shell including the cylindrical valls and the dcr:e but excluding specially reinforced areas shall be 3/8 inches thick.

Tbs steel plate for the containment base liner including the pits and stanpa shall be a mini =um thickness of 1/k inches.

2.6 ENGINEER'S REVIEW The Contractor shall submit design calculations and detail drawings to the Engineer for raview and record prior to initiating fabrication. Review and/or approval of infomation submitted to the Engineer shall not relieve the Contractor of any responsibility for design, fabrication, erection, and testing as herein specified.

l 3.0 MATERIAIS 3.1 MAIN SHELL i

! Steel plate fer the nain shell including the dme, cylindrical valls , and i

base shall confom to " Specification for Structural Steel (Tentative)," l ASTM A 36-66T or to " Specification for Lov and Intemediate Tensile Strength l Carbon Steel Plates of Structural Quality," ASTM A 283-63, Grade C. Rolled p sections including test channels and stiffeners shall confom to "Specifi-( (/ cation for Structural Steel," ASTM A 36-66T.

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3.2 PENETRATIONS The materials for penetrations including the personnel and equipment access hatches :.r. well as the mechanical and electrical penetrations shall confom with the requirements of the ASME Uuclear Vessels Code for Class "B" Vessels and shall exhibit ductility and velding characteristics ccupatible with the main shell naterial. The selection of materials for penetrations shan con-sider a lowest service =etal temperature of 90 F vithin containment and -5..F vithout contain=ent.

All materials for penetrations shall exhibit impact properties as required for Class "3 Vessels . The materials for penetrations shan be carbon steel except as otherwise specified herein or shown on the Drawings.

h.0 WELDING h.1 GENERAL The qualification of velding procedures and welders shall be in accordance with Section IX " Welding Qualifications" of the ASME Boiler and Pressure Vessel Code. The repair of defective velds shan be in accordance with Paragraph N-528 of the ASME Nuclear Vessels Code. The Contractor shall submit velding procedures to the Engineer for review. Review and/or approval of procedures does not relieve the Contractor of welding responsibility.

h.2 QUALITY CONTROL Longitudinal and circumferential velded joints within the main shell, the i velded joint connecting the dome to the cylindrical side van: . and any '

velded joints within the dcme shan be inspected by the liquid penetr:.at method and spot radiegraphy, all as hereinafter specified. All penetrations including the equipment access door and the personnel locks shan be examined in accordance with the requirements of the ASME Nuclear Vessels Code for Class "B" Vessels. An other shcp fabricated ccmponents including the reinforcement about openings shall be fully radiographed. All other joint details shall be examined by the liquid penetrant method.

Full radiography shall be in accordance v'.th the procedure and governed by the acceptability standards of Paragraph N-62u of the ASME Nuclear Vessels Code.

Spot radiography shall be in accordance with the procedures and governed by the acceptability standards of Paragraph UW-52 of the ASME Unfired Pressure Vessels Code except that 2 percent of the velds shan be spot radiographed.

Methods for liquid penetrant examination shall be in accordance with Appendix l VIII of the ASME Unfired Pressure Vessels Code except that 20 percent of the velds shall be tested by liquid penetrant.

50 TEST CHANNEIS Steel channels shan be provided along all veld seams which will be inaccessible when all construction is ccmpleted. The channels shall be segmented so as to ensure no length of veld covered by any one channel segment exceeding the O

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1 greatest dimension of one plate. One fitting shall be provided in each channel segment and shall extend through any covering =aterial including concrete, and be plugged. The fittings on the base shall K rotected by sleeves at the base veld to ensure no veld failure during placing of concrete. All test channels shall be located on the face of the liner inside containment. Steel angles shall also be installed to cover pen-etration sleeve to liner plate velds.

6.0 F.'.RECTION TOLERANCES Erection tolerances snall be as follows :

a. Overan out of roundness - 3 in.

b. Deviation frcm round in 10 ft 1/2 in. except at seams.

c. Overall deviation frem a plumb line - !3 in.

d. Deviation frca line between tangent points - at cylinder to dme transition and base to cylinder transition - t3 in.

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e. Shell plate edges shan butt for a minimum of 75 per cent of van i thickness. i Tolerances for all penetrations shan be as specified under Section 7 2 of this Specification. These tolerances shall be maintained in the final erected position.

7.0 PENETRATION AND OPENINGS 7.1 EQUIPMENT AND PERSONNEL ACCESS HATCHES The following shall apply to both the equipment and personnel openings in the containment liner:

a. All flanged joints chall be designed in such a manner that a double gasketed seal can be employed as a seal. This seal shall be capable of being pressurized between seals to 60.5 psig during accident conditions,

b. The material used in the construction of the openings shall be e m-patible with the liner =aterial metallurgical characteristics,

c. The personnel opening doors shall be interlocked to prevent both being opened simultaneously. Interlockr shall be so connected that one door must be ecmpletely closed before the opposite door can be opened.

d. For the personnel openings , remote indication shall be provided to l show position of the interleck mechanisms and the far door. l l

e. Provisions in personnel locks shall be provided to acccamodate an l interior lighting system provided by the Owner, which will be capabl l s of operating frem the Cvner's emergency pcver supply.

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f. Provisions in personnel locks shall be provided to accommodate an emergency ecemunication system provided by the Owner.

g. Provisions on personnel locks shall be provided to permit bypassing I the door interlocking system to allow doors to be left open when plant is shutdown.

h. The floor system of the personnel. locks shall be designed en that they can be easily removed.

1. The personnel locks shall be designed, fabricated, tested, and stamped in accordance with the ASME Nuclear Vessels Code as Class "3" Vessels.

J. The personnel locks shall be designed to be capable of testing to 63.3 psis in the interspace between dcors.

k. All personnel lock hinges shall be capable of a three-dimensional adjustment to assist proper seating. Hinges shall be capable of independent adjustment.

1. All seals , gaskets , 0-rings , or other seating materials shall be suitable to withstand design temperature conditions ,

m. Personnel lock equalizing valves shall be of the quick-acting type.

n. Vendor shall quote as an alternate extra design, fabrication, and attaching supports complete with wheels for the r sovable section ,

of the equipment hatch. Provisions for jack screws for leveling shall also be pr ovided.

7.2 MECHANICAL PENETPATION The following shall apply to the fabrication and testing of all penetrations :

a. Details for mechanical penetrations shall be as shown on design drawings.

b. For bidding purposes provision shall be made for a minimum of 1/4 in. axial movement of all pipes inserted into penetrations. Expan-l sion requirements shall be as shown on design drawings.

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! c. The penetration material shall be ecmpatible with liner materials.

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d. Where ther=al insulation is required, the material shall be " Uni-bestos." Specification for insulation shall be suhitted to the Engineer for review and ccament.

( e. All pipe insertions shall be Schedule 80 except as noted on the

! " Penetration List" or subsequent lists .

f. All bellows , expansion joints , gaskets , canopies , protectors , or g other flexible member to be designed for a minimum of 250 cycles y for the movement associated with each penetration.

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g. The locations of penetrations with regard to azimuth location y shall be within +1/2 in. measured on the circular section. The horizontal and vertical dimensions associated with the radial dimensien shall be +1/2 in, for all pipe lines.

h. All penetrations shall be installed in the respective plate sections prior to testing.

i. All =echanical penetrations shall have double barriers designed for pressurization with air to 63.3 psig for leak testing and 60.5 psig during accident conditions.

7.3 ELEC"'RICAL PENETRATIONS All electrical penetrations shall be designed as follows :

a. Penetration cartridges shall be supplied and installed in the penetratien sleeves by the Centractor,

b. The penetration sleeves to acccmmodate the aforementioned cartridges shall be 12 in., Schedule 80 carbon steel pipe. Penetration sleeves shall be shop velded to the liner plate.

DELE'2ED

f. The weight of the liner cartridges vill not exceed 250 lbs.

g. All penetrations shall be designed to be pressurized with air to 60.5 psig during accident conditions. All Joints shall be soap bubble tested and freon sniff tested in the same =anner as noted under Section 7.4 of this Specification.

7.k PENETRATION SHOP TESTING - MECHANICAL AND ELECTRICAL The following tests shall be applied to all penetrations :

a. A prcof test shall be applied to eacL penetraticn which vill pressurice the penetration annulus to 63.3 psig. The pressure l shall be reduced to 55 psig and held at this pressure to soap bubble and sniff test all velds and mated surfaces. If leaks are found, they shall be repaired and retested; this procedure (q,) shall be fcileved until no leaks exist. Tests to be conducted in accordance with Section 7.4, b of this Specification.

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b. Local tests to be conducted in accordance with " Proposed Standard O

for Leak Rate Testing of Containment Structures for Nuclear Reactors ,"

ANS 7.60, Appendix A.

c. Purchaser reserves the right to witness shop tests and shall be

! notified at least two weeks in advance of all shop tests.

75 PENETRATION APPURTENANCES The following shall apply to all penetrations :

a. Reinforcing shall be. designed to support penetration in liner for shop testing, shipping, and field erection,

b. All bellows shall be fabricated frcm stainless steel havin6 metal-lurgical characteristics compatible with mechanical design require-nents. Bellows are to be suitably protected against field damage and vill remain as part of the pemanent installation.

7.6 SPECIAL PENETRATIONS Two penetrations requiring special attention are the " Containment Supply and Exhaust Purge Ducts" noted in the Penetration List. The following additional requirements are imposed on these penetrations :

a. Fomed heads shall be supplied with the penetration and shall be suitable for use during liner tests.

b. Each penetration shall be provided with two test connections, not less than 1/4 in.. pipe size, to test both pipe and annulus spaces.

c. Mechanical spares as so designated in the Penetration List, shall have both ends of the sleeves capped. The outside cap (concrete side) shall be equipped with a test connection no less than 1/4 in.

pipe size. Unless otherwise stated, all spare sleeves shall be 12 inch diameter, schedule 80 pipe.

7.7 FUEL TRANSFER PENETRATION The fuel penetration shall be as detailed on the Drawings. The pipe insertion vill be supplied by others. The tolerance on location and orientatica shall be as shown on the Drawings.

8.0 PRELIMINARY TESTS All testing as hereinafter described shall be performed by this Contractor.

These tests shall include the following:

a. All veld seams on the base, pits , and between penetration sleeves and liner plate and any additional veld seams which are covered by steel test channels shall be examined by detecting leaks at 63.3 psig using a mixture of air and freon. For the freon test all l

exposed seams shall be checked with a halogen leak detector and h 100 per cent of detectable leaks corrected. The tests on velds shall be conducted in accordance with those set forth in Section 7.h of this Specification.

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b. All veld seams not covered with test channels shall be tested using a soap film and vacuum box. The pressure differential shan not be less than h psig. The rate of inspection shall not exceed two feet of veld per minute. The box shall overlap a minimum of six inches over the previously tested section. All detectable leaks shall be corrected.

c. Embedded test connections shan bear metal stamped identification tags fi2. ly affixed and referenced on drawings to test channel section to which it is attached. All other test connections vill -

be dimensioned on "as built" drawings. Any field changes vill be subj ect to Engineer's approval and shall be kept current and re-vised drawings issued at ccupletion of erection. l i

d. The Contractor shall provide adequate documentation for all tests l and submit copies of such documentation in triplicate.

9.0 PAUTEG The steel surfaces shall be cleaned as specified in either SSPC-SP 6-63 "Ccmmercial Blast Cleaning," or SSPC-SP 8-63, " Pickling" except that the pickling procedure shall be modified as specified hereinafter. The pickling '

procedure shall consist of i=mersion of steel surfaces in 5 to 10 per cent I sulfuric acid solution at 160 ? to 180 F to remove rust and mill scale. The i steel shan be thoroughly rinsed with fresh water. Precautions include i elimination of any phosphate treatment or alkali treatment which may be used

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for hot dip galvanizing. 'Ihe acid bath shan be periodically regenerated to control black smut contamination and the fresh water bath shall be con-

% tinuously regenerated.

As soon as practicable after the steel is cleaned, all interior surfaces i of the cylinder and done, except prepared edges that must be field velded, shall be sprayed with one coat of Carbozine #11 Gray as manufactured by the Carboline Ccmpany. The dry film thickness of the paint at any point shall not be less than 2 5 mils. After field erection the unpainted surfaces and any surfaco which have been damaged during shipment or erection shall I be cleaned in accordance with SSPC-SP 6-63 or as otherwise approved by the l paint manufacturer and shall be coated as hereinbefore specified. All Carbozine #11 shall be applied in accordance with the manufacturer's printed instructions.

As soon as practicable after the steel is cleaned all surfaces except the j interior of the cylinder and dcme the underside of the base liner and preparec i edges that must be field welded shall be primed with one coat of paint con- l forming with Federal Specification TT-P-6h5A,'" Primer, Zine Chremate Alkyd." l The dry film thickness of the paint at any point shall not be less than 15 mils. After field erection the unpainted surfaces and any surfaces which have been damaged during shipment or erecting shall be cleaned in accordance with SSPC-SP 3-63 " Power Tool Cleaning" and primed as hereinbefore specified. l All paint shall be applied in accordance with SSPC-PA 1-6h, " Shop, Field and Maintenance Painting."

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! 10.0 MATERIAL DAMAG1!S i

All materials shall be carefully handled so that members or parts which have becae damaged since fabrice. tion shall be straightened by methods which

vill not produce fracture or other injury, and without heating unless approved

{ in writing by the Engineer. Any = embers which are so dama6ed that it is in-advisable to correct them in the field shall be replaced with new members.

Hammering which will injure or distort the members will not be permitted.

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