ML19327A442

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Proposed Changes to Tech Specs 3.3.3.7 & Table 3.3.11,for Fire Protection Instrumentation
ML19327A442
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 08/01/1980
From:
BALTIMORE GAS & ELECTRIC CO.
To:
Shared Package
ML19327A440 List:
References
NUDOCS 8008060203
Download: ML19327A442 (18)
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IllSTRUMENTAT!0:1 FIRE DETECTION IllSTRUMENTATION LIMITIkG CONDITION FOR OPERATION 3.3.3.7 As a minimum, the fire detection instrumentation for eacn fire de-tection zone snown in Table 3.3-11 shall be OPERABLE.

APPLICABILITY: Whenever equipment protected by the fire detection instru-ment is required to be OPERABLE.

ACTION:

With tne number of OPERABLE fire detection instrument (s) less than the min-imum number OPERABLE requirement of Table 3.3-11:

a. Within 1 nour establish a fire watch patrol to inspect the zone (s) with tne inoperable instrument (s) at least once per nour, unless tne instrument (s) is located inside the containment, then inspect tne containment at least once per 8 nours or (nonitor tne contain-ment air teaperature at least once per 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> at the locations listed in Specification 4.6.1.5).
b. Restore the inoperable instrument (s) to OPERABLE status witnin 14 days, or in lieu of any otner report required by Specification 6.9.1, prepare and suomit a Special Report to the Comission pur-suant to Specification 6.9.2 within tne next 30 days outlining tne action taken, the cause of the inoperability anc. the plans and schedule for restoring tne instrument (s) to OPERABLE status.
c. The provisions of Specifications 3.0.3 and 3.0.4 are not applicable.

SURVEILLANCE REOUIRElENTS 4.3.3.7.-1 Each of the above required fire detection instruments whicn are accessible during plant operation snall be demonstrated OPERABLE at least once per 6 months by performance of a CHANNEL FUNCTIONAL TEST. Fire de-tectors wnich are not accessible during plant operation shall be demon-strated OPERABLE by the perfonnance of a CHANNEL FUNCTIONAL TEST during each COLD SHUTDOWN exceeding 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> unless performed in the previous 6 months.

4.3.3.7.2 Tne NFPA Standard 72D supervised circuits supervision associated with the detector alanns of eacn of the above required fire detection in-struments shall be demonstrated OPERABLE at least once per 6 montns.

4.3.3.7.3 The non-supervised circuits, associated witn detector alarms, between the instrument and the control room shall be demonstrated OPERABLE at least once per 31 days.

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Pege 1 of 2 TABLE 3.3-11 FIRE DETECTION INSTRUMENT Unit 1 INSTRUMENT LOCATION MINIMUM INSTRUMENTS OPERABLE

!! EAT FLAME SMOKE Spent Fuel Pool !! cat Exchanger Room 320 Main Control Room Control Room Vent Duct "A" Main Plant Exhaust Equip Room 524 Control Room IIVAC Equip Room 512 Passage and Filter Room 323 Unit 1 Cont SW Elec Pen Area

  • Unit 1 Cont NE Elec Pen Area
  • Unit 1 Cont East RCPS*

Unit 1 Cont West RCPS*

Control Room Vent Duct "B" l 1

West Passage 319 Elev 27'-0" i E/N Corridor 104 Eley (-) 10'-0" i Unit 1 Intake Structure Unit 1 Waste Proc Control Room 111 Coolant Waste Rec /Non TE Pp Hoom 110 11 Diesel Generator **

12 Diesel Generator **

Unit 1 Cable Tunnel Elev 83'-0"

  • Detectior instrunent's loested within the containment are not required to be OPERA 3LE during the performance of Type A Containment Icahage Rate Tests.
    • Detectors which automatically _actuste fire suppression systems.

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Page 2 of 2 TABLE 3.3-11 FIRE DETECTION INSTRUMENT Unit 1 (continued)

INSTRUMENT LOCATION MINIMUM INSTRUMENTS OPERABLE HEAT FLAME SMOKE Cable Chase lA Cable Chase IB Unit 1 C.S.R. C Cable Chase IC**

Unit 1 Personnel Access Area Room 525 Unit 1 Switchgear Elev 27'-0" Room 317**

Unit 1 Switchgear Elev 45'-0" Room 430**

Unit 1 Elec Equip Room 529 Unit I cable Spreading Room **

Unit 1 East Elec Pen Room 429 Unit 1 West Elec Pen Room 423 Unit 1 Refueling Water TK Pp Room 439 Unit 1 East Piping Pen Rooms 227 and 316 Unit 1 Purge Air Supply Room 318 Unit 1 West Piping Pen Rooms 221 and 326 Unit 1 Letdown Heat Exchanger Room 324 Unit 1 Volume Control TK Room 218 Unit 1 ECCS Pp Rooms 118 and 122 Unit 1 Coolant Waste Rec TK Room 114 Unit 1 ECCS Pp Rooms 119 and 122 Unit 1 El 27'-0" Swgr Room Vent Duct Unit 1 El 45'-0" Swgr Room Vent Duct

  • Detection instruments located within the contain=ent are not required to be 1 OPERABLE durine, the performance of Type A Containment Leakage Rate Tests.  !

l C" Detectors which automatically actuate fire suppression systems.

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Pa3e 1 of 2 TABLE 3.3-11 FIRE DETECTION INSTRUMENTS Unit 2 INSTRUMENT LOCATION MINIMUM INSTRUMENTS OPERABLE

  • HEAT FLAME SMOKE Unit 2 Cable Spreading Room **

Unit 2 East Elec Pen Room 409 Unit 2 West Elec Pen Room 414 Unit 2 Switchgear El 27'-0" Room 311**

Unit 2 Switchgear El 45'-0" Room 407**

Unit 2 Elec Equip Room 532 i

Unit 2 Cont SE Elec Pen Area

  • Unit 2 Cont NW Elec Pen Area
  • Unit 2 Cont East RCPS*

Unit ? Cont West RCPS*

Unit 2 Main Plant Exh Equip Room 526 l Unit 2 Personnel Access Area Room 527 Cable Tunnel U-2 Elev 83'-0" Cable Chase 2A Cable Chase 2B Unit 2 C.S.R. C Cable Chase 2C Un it 2 Letdown Heat Exchanger Room 322 Unit 2 Volume Control Tank Room 214 Unit 2 Cool Waste Rec TK Room 107

  • Detection instruments located within the containment are not required to be OPERA 3LE during the performance of Type A Containment Leakage Eate Tests.
    • Detectors which automatically actuate fire suppression systems.

Page 2 of 2 TABLE 3.3-11 FIRE DETECTION INSTRUMENTS Unit 2 (continued)

INSTRUMENT LOCATION MINIMUM INSTRUMENT OPERABLE

  • HEAT FLAME SMOKE Unit 2 ECCS Pump Rooms 101 and 120 Unit 2 Pump Room 108 Elev (-) 10'-0" Unit 2 Intake Structure Unit 2 Elev 27'-0" SWGR Room Vent Duct Unit 2 Elev 45'-0" SWGR Room Vent Duct Unit 2 ECCS Pp Rooms 102 and 120 21 Diesel Generator Unit 2 Refueling Water TK Pp Room 440 4

Unit 2 East Pp Pen Rooms 206 and 310 Unit 2 Purge Air Supply Room 312 Unit 2 West Piping Pen Rooms 211 and 321 l

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  • Detection instruments located within the containment are not required to be OPERABLE durins; the performance of Type A Containment Leakage Rate Tests.
    • Detectors which automatically actuate fire suppression systems.

FIRE BARRIER rr;nrmtATIONS, LIMITIriG C0iiDIT10i FOR OpERATI0il 3.7.12 All fire barrier penetrations (i.e. cable penetration barriers, firedoors and fire dampers), in fire zone boundaries, protecting safety related areas shall be functional.

APPLICABILITY : At all times.

ACTION:

a. .litn one or more of the above required fire barrier penetrations non-functional, within one nour eitner, establisn a ccatinuous fire watch on at least one side of the affected penetration, or verify tne OPERASILITY of fire detectors on at least oae side of tne non-functional fire barrier and establish a neurly fire watch patrol. Restorc the non-functional fire barrier penetration (s) to functional status within 7 days or, in lieu of any otner report required by Specification 6.9.1, prepare and subuit a Special Resort to tne Comnission pursuant to Specification o.9.2 witnin the next 30 days outlining the action taken, the cause of tne non-functional penetration and plans and schedule for restorinj the fire barrier penetration (s) to functional status.
b. Tne provisions of Specifications 3.0.3 and 3.0.4 are not applicable.

SURVEILLAiCE REQUIREME!lTa h.7.12 Eacn of tne above required fire barrier penetrations snall be verified to be functional:

a. At least once per 18 months by a visual inspection.
b. Prior to returning a fire barrier penetration to functional status following repairs or maintenance by performance of a visual inspection of the affected fire barrier penetration (s).

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, PLA!1T SYSTE!4S 3/4.7.11 FIRE SUPPRESS 10ii SYSTEMS FIRE SUPPRESSION WATER SYSTEt4 LIf1ITI!iG C0flDITI0ri FOR OPERATI0ri 3.7.11.1 Tne fire suppression water system shall De OPERABLE with:

a. (Two) fire suppression pumps, each with a capacity of (2500) gpm, with their discnarge aligned to the fire suppression header,
b. Separate water supplies, each with a minimum contained volume of 300,000 gallons, and
c. An OPERABLE flow path capable of taking suction from tne pre-treated water storage tank lio.11 and the pretreated water storage tank tio.12 and transferring the water through distri-bution piping with OPEPABLE sectionalizing control or isolation i

valves to the yard nydrant curb valves, the last valve ahead of the water flow alarm device on each sprinkler or hose stand-pipe, and the last valve ahead of the deluge valve on each de-luge or spray system required to be OPERABLE per Specifications 3.7.11.2, 3.7.11.4 and 3.7.11.5.

APPLICABILITY: At all times.

ACTI0il:

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a. With one pump and/or one water supply inoperable, restore the inoperable equipment to OPERABLE status within 7 days or, in lieu of any other report required by Specification 6.9.1, pre-pare and submit a Special Report to the Commission pursuant to Specification 6.9.2 within the next 30 days outlining tne plans and procedures to be used to restore the inoperable equipment to OPERABLE status or to provide an alternate backup pump or supply. Tne provisions of Specifications 3.0.3 and 3.0.4 are not applicable,
b. Witn tne fire suppression water system othensise inoperable:
1. Establish a backup fire suppression water system with 24 nours, and
2. In lieu of any other report required by Specification 6.9.1, submit a Special Report in accordance with Specification 6.9.2:

a) By telephone within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, b) Confirmed by telegraph, mailgram or facsimile transmission no later than the first working day following the event, and 3/4 7-

PIRJT SYSTDG AC7 ION: (Continued) c) In writing within 14 days following tne event, outlining the action taken, the cause of the inoperability and the plans and schedule for restoring the system to OPiiRABIZ status.

SURVEIIlRICE REQJIRDEITS 4.7.11.1.1 The fire suppression water system shall be demonstrated OPERAB'.Z:

a. At least once per 7 days by verifying the contained water supply volume.
b. At least once per 31 days on a ST/J3dPZD TSST 3 ASIS by starting each electric motor driven pump and operating it for at least 15 minutes on recirculation flow.
c. At least once per 31 days by verifying that each valve (manual, i

power operated or automatic) in tne flow path is in its correct position.

d. At least once per 12 months by cycling each testable valve in the flow path througl at least one complete cycle of full travel.
e. At least once per 16 months by perf,rming a system functional test which includes simulated automatic actuation of the system throughout its operating sequence, and:
1. Verifying that each automatic valve in the flow path actuates to its correct position,
2. Verifying that each pump develops at least (2500) spm at a system discharge pretsure of 125 psig.

3 Cycling each valve in the flow path that is not testable during plant operation through at least one complete cycle of full travel, and 4 Verifying that each fire suppression pump starts (segaen-tially) to maintain the fire suppression water system pressure greater than or equal to 60 psig.

f. At least once per 3 years by performing a flow test of the system in accordance with instructions approved by American Nuclear Insurers.

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PLANT SYSTEMS SURVEILLANCE RE0VIREMENTS (Continued) 4.7.11.1.2 Tne fire pump diesel engine shall be demonstrated OPERABLE:

a. At least once per 31 days by verifying:
1. The fuel storage tank contains at least 174 gallons of fuel, and
2. The diesel starts from ambient conditions and operates for at least 30 minutes on recirculation flow.
b. At least once per 92 days by verifying that a sample of diesel fuel from the fuel storage tank, obtained in accordance with ASTM-D270-65, is within the acceptable limits specified in Table 1 of ASTM D975-74 when checked for viscosity, water and sediment.
c. At least once per 18 nontns, during shutdown, by subjecting the diesel to an inspection in accordance with procedures prepared in conjunction with its manufacturer's recommenda-tions for the class of service.

4.7.11.1.3 The fire pump diesel starting 24-volt battery bank and charger shall be deoonstrated OPERABLE:

a. At least once per 7 days by verifying that:
1. Tne electrolyte level of each battery is above the plates, and
2. Tne overall battery voltage is greater than or equal to 24 volts.
b. At least once per 92 days by verifying that the specific gravity is appropriate for continued service of the battery.
c. - At least once per 18 nontns by verifying tnat:
1. The batteries, cell- plates and battery racks shown no visual indication of pnysical damage or abnormal- deteri-oration, and
2. The battery-to-battery and terminal connections are clean, tight, free of corrosion and coated with anti-corrosion material .

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PLAllT SYSTEllS SPRAY AllD/0R SPRIllKLER SYSTEliS LItilTIslG C0;191TI0tl FOR OPERATI0li 3.7.11.2 The following spray and/or sprinkler systems snown in Table 3.7-5 shall be OPERABLE:

APPLICABILITY: Wnenever equipment protected by the spray / sprinkler system is required to be OPERABLE.

ACTIO:1:

a. With one or more of the above required spray and/or sprinkler systems inoperable, witnin one nour establish a continuous fire watch with backup fire suppression equipment for those areas in which redundant systems or components could be daraaged; for other areas, establish a hourly fire watch patrol. Restore the systen to OPERABLE status within 14 days or, in lieu of any otner report required by Specification 6.9.1, prepare and submit a Special Report to the Commission pursuant to Specification 6.9.2 witnin the next 30 days outlining the action taken, tne cause of the inoperability and the plans and schedule for restor-ing the system to OPERABLE status,
b. Tne provisions of Specification 3.0.3 and 3.0.4 are not applicable.

SURVEILLAliCE REQUIREMEllTS 4.7.11.2 Eacn of the above required spray and/or sprinkler systems shall be demonstrated OPERABLE:

a. At least once per 31 days by verifying that each valve (manual, power operated or automatic) in tne flow path is in its correct position.
b. At least once per 12 montns oy cycling eacn testable valve in the flow path through at least one complete cycle of full travel,
c. At least once per 18 montns:

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PLAllT SYSTEMS-SURVEILLMCE REQUIREMEllTS (Continued)

1. By performing a system functional test which includes simulated automatic actuation of the system, and:

a) Verifying tnat the automatic valves in tne flow path actuate to their correct positions on a simulated test signal, and b) Cycling each valve in the flow path that is not testable during plant operation through at least one complete cycle of full travel.

2. By a visual inspection of the dry pipe spray and sprinkler headers to verify their integrity, and
3. By a visual inspection of each nozzle's spray area to verify the spray pattern is not obstructed.

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- ' Page 1 of 2 TABLE 3.7-5 FIRE PROTECTION SPRINKLERS Unit 1 SPRINKLER LOCATION ELEVATION 11 Diesel Generator 12 Diese.'. Generator Unit 1 East Pipe Pen Room 227/316

  • l Unit 1 Aux Feed Pump Room 603
  • Unit 1 East Piping Area Room 428
  • Unit 1 East Electrical Penetration Room 429
  • Unit 1 West Electrical Penetration Room 423
  • Unit 1 Component Cooling Pump Room 228
  • Unit 1 East Piping Area 224
  • Unit 1 Radiation Exhaust Vent Equipment Room 225
Unit 1 Boric Acid Tank and Pump Room 217 Unit 1 Reactor Coolant Makeup Pump Room 216
  • Unit 1 Charging Pump Room 115*

l Unit 1 Misc Waste Mon Room 113*

l Cask C Eqpt Loading Area Rooms l 419, 420, 425 C 426*

l Solid Waste Processing

  • Corridors 200, 202, 212 and 219*

Corridors 100, 103 and 116*

Cable Chase lA*

  • Sprinklers required to ensure the OPERABILITY of redu dn ant safety related equipment.

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Page 2 of 2 TABLE 3.7-5

, FIRE PROTECTION SPRINKLERS Unit 1 SPRINKLER LOCATION ELEVATION 1

Cable Chase 1B*

Unit 1 ECCS Pump Room 119*

Ilot Instrument Shop Room 222*

Hot Machine Shop Room 223*

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' Sprinklers required to ensure the OPERABILITY of redundant safety related equipment.

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TAllLE 3.7-5_

FIRE PROTECTION SPRINKLERS Unit 2 1-

~ SPRINKLER LOCATION ELEVATION Unit 2 Aux Feed _ Pump Itoom 60$*

Unit 2 East Piping Area Room 40d*

Unit 2 East Elec Pen lloom~409' Unit 2 West Elec Pen Room 414' Cable Chase 2A' Cable Chase 21s'

, Unit 2 Main Steam Piping Room 309*

Unit 2 Component Cooling Pp Room 201' '

Unit 2 East Piping Area 203' Unit 2 Rad Exh Vent Equip Room 204' Unit 2 Service Water Pp Room 205' Unit 2 Boric. Acid TK and Pp Room 215' Unit 2 Reactor Coolant Makeup Pump Itoon 216A*

Unit 2 Charging Pump Room 105*

Unit 2 Misc Waste ' Monitor TK -Roca 106

  • Unit 2 ECCS Pump-Room 10l*

Diesel Generators Unit 2 East Pipe Pen Room 206/310*

U Sprinklers' required to ensure the OPERABILITY of redundant safety related equipment.

o l PIR.'T SYSTS4S HAIDN SYSTBG LIMITIN3 CO2ITION FOR OPERATION

-3 7.11 3 Tne following Halon syste~s shall be OPERA 3 M with the storage tanks having at least 95% of full charge weight (or level) and 90% of full charge pressure.

a. Cable spreading rooms total flood system, and associated vertical ceble chase 1C, Unit 1.
b. 4d0 volt switchgear rocms 27 Ec 45' elevation Unit 1.

APPIlCABILITY: khenever equignent protected by the Halon system is required to be OP6tAdE.

ACTION:

a. With one or more of the above required Halon systems inoperable, within one hour establish a continuous fire watch with backup fire suppression equignent for those areas in which redandant

, systems or components could be damaged.

Restore the system to OPERABE status within 14 days, or, in lieu of any other report required by Specification o.91, prepare and submit a Special Report to the i

Commission pursuant to Specification 6.9.2 within tne next 30 days outlining the action taken, the cause of the inoperability and the plans and schedule for restoring the system to OPERABLE status,

b. Tne provisions of Specifications 3 0 3 cnd 3.0.4 are not applicable.

SURVEILLANCE REQUIRE a rS 4.7.11 3 Each of the above required Halon systems shall be demonstrated OPERABLE:

a. At least once per 31 days by verifying that each valve (manual, power operated or automatic) in the flow path is in its correct

. position,

b. At least once per 6 months by verifying Halon storage tank weight (level) and pressure.
c. At least once per 16 months by:
1. Verifying the system, including asey.aana ventialtion

. dampers and fire door release mechanisms, actuates manually and automatically, upon receipt of a simulated actuation signal, and,

2. Perfomance of a flow test through headers and nozzles to assure no blockage.

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PLANT SYSTEMS FIRE HOSE STATIONS LIMITING CONDITION FOR OPERATION 1 3.7.11.4 The fire hose stations shown in Table 3.7-6 shall be OPERABLE.

APPLICABILITY: Whenever equipment in the areas protected by tne fire hose stations is required to be OPERABLE.

ACTION:

a. With one or more of the fire nose stations shown in Table 5.7-6 inoperable, route an additional equivalent capacity fire hose to the unprotected area (s) from an OPERABLE hose station within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> if tne inoperable fire hose is the primary means of fire '

suppression; otnerwise, route the additional hose within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

Restore tne fire hose station to OPERABLE status within 14 days or, in lieu of any other report required by Specification 6.9.1, prepare and submit a Special Report to the Couaission pursuant to Specification 6.9.2, within the next 30 days outlining the action taken, the cause of tne inoperability, and plans and seneoule for restoring the station to OPERABLE status,

b. The provisions of Specifications 3.0.3 and 3.0.4 are not applicable. I SURVEILLANCE REQUIREMENTS 4.7.11.4 Each of the fire hose stations snown in Taole 3.7-6 snall be demonstrated OPERA 8LE:
a. At least once per 31 days by a visual inspection of the fire hose-station to assure all required equipment is at the station.

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b. At least once per 18 months by:

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1. Removing the hose for inspection and re-racking, and
2. Inspecting a'l gaskets and replacing any degraded gaskets in the couplings.
c. At least once per J years by:
1. Partially opening each hose station valve to verify valve OPERABILITY and no flow blockage.
2. Conducting a hose hydrostatic test at a pressure at least 50 psig greater tnan the maximum pressure available at any hose station.

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TABLE 3.7-6 FIRE HOSE STATIONS LOCATION ELEVATION NUMBEH OF 110SE STATIONS

1. Containment 10' 2 45' 2 69' 2
2. Auxiliary fluilding -15'* 1

-10'* I 5'* 5 (Unit 2-2 Itose Station) 27' 3 (Unit 2-2 Ifose Station) 45' 5 (Unit 24 Hose Station) 69'* 4 (Unit 2-3 !!ose Station)

3. Turbine 13uildinc I! cater L'ay

. Outside Service w ter Pump Hooms and /.ux Feeder Water Pipe Rooms 12' 3 (Unit 2-2 Ilose Stations)

  • Cutside Switchgear Foom 27' 2 (Unit 2-1 ifose Station)

Outside Switchgear Roem. 45' 3 (Unit 2-2 Hose Station) 1

4. Intake Structure 10'* 1 CALVERT. CLIFFS - UNIT 1 3/4 7-74 Amendment No.
  • i.ist o_f Fire Itose -btations required for primary protection- to ensure the OPEHAll!LITY. of' safe ty related equipment.

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PIRC SYSTU.S YARD FIRE HYDRA?CS AND HYDRA!E HOSE HOUSES

j. IlMITING CONDITION FOR OPERATION l

l 3 7.115. The following yard fire hydrants and associated hydrant hose l

houses snall be OPERA 32.

APPLICABILITY: Whenever equipment in the areas protected by the yard fire hydrants is rviuired to be OPERe s .

a. #6 yard hydrant and associated hydrant hose house, which provides primary protection for Unit 2 E'T blockhouse.
b. #7 yard hydrant and associated hydrant nose house, which provides primary protection for Unit 1 L'T blockhouse.

ACTION:

I a. With one or more of the yard fire hydrants or associated hydrant l

nose houses inoperable, within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> have sufficient additional lengths of 2} inch diameter hose located in an adjacent OPERA 3M hydrant hose nouse to provide service to the unprotected area (s) if the inoperable fire hydrant or associated hydrant hose house is the primary means of fire suppression. Restore the hydrant l or hose house to OPERA 35 status within 14 days or, in lieu of any I

other report required by Specification 6.9.1, prepare and submit a Special Report to the Cardssion pursuant to Specification 6 9 2

.Within the next 30 days outlining the action taken, tne cause l

of the inoperability, and the plans and schedule for restoring the hydrant or hose house to OPERAB E status,

b. Tne provisions of Specification 3 0 3 and 3 0.4 are not applicable.

SURVIELThNCE P2JJIR5eCS 4.7.11.5 Each of the yard fire hydrants and associated hydrunt hose 1

houses shall be demonstrated OPERAE S:

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a. At least once per 31 days by visual inspection of the hydrant hose house to assure all required equi p t is at the hose house.
b. At least once per 6 months (once during Maren, April or May and once during September, October or November) by visually inspect-ing each yard fire hydrant and verifying that the hydrant barrel is dry and that the hydrant is not damged, 1

.c. At least once per 12 months by: '

i 1. Conducting a hose hydrostatic test at a pressure at least J 50 psig greater than the maximum pressure available at any

yard fire hydrant.

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!. '2. Inspecting all the gaskets and replacing and degraded gaskets l l in the couplings.

l 3 Perfonning a flow check of. eacn hydrant to verify its  !

OPERABILIIY. i s l i

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