ML20012B094
| ML20012B094 | |
| Person / Time | |
|---|---|
| Site: | South Texas  |
| Issue date: | 03/01/1990 |
| From: | HOUSTON LIGHTING & POWER CO. |
| To: | |
| Shared Package | |
| ML20012B092 | List: |
| References | |
| NUDOCS 9003130497 | |
| Download: ML20012B094 (3) | |
Text
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ATTACHMENT 2 PROPOSED TECHNICAL SPECIFICATION CHANGE 5.3.1 A1/009,N12 9003130497 900301
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. ELSMHIEAIVRES 5.3: REACTOR CORE FUEL ASSEMBLIES-5.3.1-The core shall contain 193 fuel assemblies with each fuel assembly con-taining 264 fuel rods cla'd with Zircaloy-4.
Each fuel rod shall have a nominal active fuel length of 168 inches.
The initial core loading shall have a maxi-num enrichment of 3.5 weight percent U-235.
Reload fuel shall be similar in physical _ design to the it:itial core loading and shall have a maximum enrichment ofJ5weightpercentU-235.
CONTROL R00 ASSEMBLIES
-5.3.2 The core shall contain 57 full-length control rod assemblies.
The full-1ength control rod assemblies shall contain a nominal 158.9 inches of absorber material.-
The absorber material within each assembly shall be silver-indium-
Mixtures of hafnium and silver-indium-cadmium are not
--permitted within a bank. All control rods shall be clad with stainless steel tubing.
5.4 REACTOR COOLANT SYSTEM DESIGN PRESSURE AND TEMPERATURE 5.4.1 The Reactor Coolant System is de's'iined and shall be maintained:
In accordance with the Code requirements specified in Section 5.2 a.
of the FSAR, with allowance for normal degradation pursuant to the applicable Surveillance Requirements; b.
For a pressure of 2485 psig, and j
For a temperature of 650'F, except for the pressurizer which is 680'F..
c.
VOLUME 5.4.2 The total water and steam volume of the Reactor Coolant System is 13,814
+ 100 cubic feet.at'a nominal T,yg of 561*F.
- 5. 5 METEOROLOGICAL TOWER LOCATION 5.5.1 The meteorological towers shall be located as shown on Figure 5.1-1, 5.6 FUEL STORAGE CRITICALITY 5.6.1 -The spent fuel storage racks are designed and shall be maintained with:
A k,f7 equivalent to less than or equal to 0.95 when flooded with a.
unborated water, which includes a conservative &1lowance of SOUTH TEXAS - UNITS 1 & 2 5-6 Unit 1 - Amendment No. 2,10 i
Unit 2 - Amendmer.t No. 2
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ATTACHMENT 3 CRITICALITY ANALYSIS OF THE
. SOUTH TEXAS. UNITS 1 AND 2 FRESH FUEL RACKS
- A1/009,N12 4