ATT_02d_Fort_Knox_Sprinkler_Systems_Initial_Acceptance_Test_Fm_9 Jul_2009.pdf

Contract No. Buildings and Structures Maintenance

ATTACHMENT 2d PAGE ____ of ____

Technical Exhibit C-5.2-030-1 Fort Knox

FORT KNOX SPRINKLER SYSTEMS

Initial Acceptance Test and Inspection

Contact Central Dispatch before and after inspection.

Date __________________ System Number _____________

Building Number _____________ Sprinkler Model _____________

Sprinkler Location __________________________________________________

Sprinkler Type: □ Dry □ Wet □ Pre-action □ Deluge

Location of inspector test: ________________________________________________________

Lower Gauge Reading: _________________ Upper Gauge Reading: ___________________

The following applies to all sprinkler systems:

Sprinklers free of: (Y/N) Sprinkler piping: (Y/N) Hangers/Bracing are: (Y/N)

Corrosion Is in good condition Not loose

Obstructions of spray pattern

Has no mechanical damage

Not damaged

Is clearance ≥ 18” from obstruction

Is not leaking Not corroded

Foreign materials Is not corroded

Physical damage Is not misaligned

Proper Orientation Is not being used as a support

Is building fully sprinklered?

Is entire sprinkler in service?

Hangers, Sway Bracing, and Restraints are installed IAW NFPA 13 chapter 9?

All portions of water filled piping free from potential exposure to freezing temperatures?

System has a backflow preventer?

Valves are identified with proper signs?

Escutcheon bases in place?

Fire department connections in good condition, unobstructed, and covers provided?

Correct type and quantity spare sprinkler heads on site?

*(< 300 = ≥ 6, 300 to 1000 = ≥ 12, > 1000 = ≥ 24)

Proper wrenches provided on site?

Backflow preventer test connection unobstructed, identified with signage, and covers?

Are control valves supervised? □ unsupervised □ locked □ tamper switch

Is the sprinkler system connected to:

□ fire alarm system

□ transmitter □ not monitored

*Pipe hangers located in concealed spaces (above drop ceiling) do not require annual inspection.

Comments:____________________________________________________________________

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Technical Exhibit C-5.2-030-2 Fort Knox

Main drain test:

Record the static water or air pressure (upper): __________psi Record the static water pressure (lower): ______________psi

Open main drain and allow water flow to stabilize and purge all debris. □ Record the residual water pressure (upper) or air pressure (lower) :__________ psi

Turn water off using PI valve. Does water flow completely stop (< ½ gpm)? □ yes □ no Turn PI valve back on - Back ¼ turn □ Slowly close the main drain □ Record the static water or air pressure (upper): ___________ psi Record the static water pressure (lower): ___________ psi Date on gauges _________________________________________________________

Is the system equipped with a temperature monitor? □ yes □ no

If yes, then perform functional test of the temperature monitor. Pass test? □ yes □ no

□ Wet sprinkler systems only:

Is the building adequately heated? □ yes □ no Is system hydraulically calculated? □ yes □ no Is hydraulically calculated sign available? □ yes □ no

Trip test the system by opening inspector’s test valve. □

Does alarm sound within 60 seconds of waterflow? □ yes □ no Did Central Station receive alarm within 90 seconds of waterflow? □ yes □ no

Is there any foreign debris at inspector test discharge during testing? □ yes □ no Close inspectors test valve. □

Operate OS&Y valve throughout entire travel & lubricate the valve stem. □

□ Dry sprinkler systems only:

Inspect trim valves for good seat and in correct position. □ Inspect valve exterior to verify good condition and no leakage. □

Is dry pipe valve & riser in a heated room? □ yes □ no

Test waterflow alarm by opening the alarm bypass. □

Did local alarm sound? □ yes □ no □ N/A Did Central Station receive alarm? □ yes □ no □ N/A

Quick-opening device test (accelerators only, if provided):

Close the water supply valve. □ Open the main drain valve and leave it open. □ Verify that the quick-opening device control valve is open. □ Open inspector’s test valve and verify operation of the quick opening device, a burst of air from the quick opening device indicates that it has tripped. □ Close inspector’s test valve. □ Close the quick-opening device’s control valve. □ Return the quick-opening device to service in accordance with the manufacturer’s instructions. □

Comments: ______________________________________________________

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Technical Exhibit C-5.2-030-3 Fort Knox

Dry pipe partial flow trip test:

Open main drain, close supply control valve so water doesn’t fully fill the drain output. □ Close the main drain valve. □ Close the valve controlling the quick opening device if installed. □ Record initial air pressure _____psi and water pressure ____psi Relive the system air pressure by opening the priming water level test valve. □ Record air maintenance system or device activation pressure _______ psi Record low air alarm trip pressure _______psi Record tripping air pressure _____psi Quickly close the water supply control valve and open the main drain valve to minimize the amount of water entering the dry pipe system. □ Above results comparable to previous tests? □ yes □ no Open all low point drains and completely drain the system. □ Open valve, visually inspect and perform required maintenance to interior before resetting system.

Begin recharging system with air. □ Verify correct priming level by adding water until it is present at priming drain and leave priming drain open until it releases only air. □ Operate OS&Y valves throughout entire travel & lubricate the valve stem. □ Record air maintenance system or device deactivation pressure_______ psi Return the dry pipe sprinkler to service.

Full Flow Trip Test:

Record initial air pressure _____ psi and water pressure ____ psi Open inspectors test □ Record air maintenance system or device activation pressure _______ psi Record low air alarm pressure _______ psi Record valve tripping air pressure _____ psi and tripping time ____(sec.)

Record water delivery time:_____ (min.) _____ (sec.)

Quick opening devices pass test? □ yes □ no □ N/A Did local alarm sound? □ yes □ no □ N/A Did Central Station receive alarm? □ yes □ no Above results comparable to previous tests? □ yes □ no Open all low point drains and completely drain the system. □ Open valve, visually inspect and perform required maintenance to interior before resetting system.

Begin recharging system with air. □ Record system recharge time: ___________ minutes __________ seconds Verify correct priming level by adding water until it is present at priming drain and leave priming drain open until it releases only air. □ Operate OS&Y valves throughout entire travel & lubricate the valve stem. □ Record air maintenance system or device deactivation pressure_______ psi Adjust system to correct air pressure according to valve differential ________ psi (((Lower gauge reading)/6) +5 = Low air alarm trip)+15 = air maintenance system or device normal operating pressure.

Verify that the relief valve is ≥ 10 psi above normal operating pressure. □, N/A □ Return the dry pipe sprinkler system to service. □

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Technical Exhibit C-5.2-030-4 Fort Knox

□ Pre-action systems only:

Is pre-action valve & riser in a heated room? □ yes □ no

By-pass testing:

Open alarm by-pass. □ Did alarm activate? □ yes □ no Did Central Station receive an alarm? □ yes □ no Close alarm by-pass. □

Low-air-pressure alarm testing:

Shut off air supply. □ Slowly release pressure from system until low air alarm activates and record pressure. □

________ psi Allow air maintenance system to recharge system to normal operating pressure. □

Verify proper automatic fire alarm activation of the pre-action system. □, N/A. □

Trip test pre-action system accordance with manufacturer’s instructions:

Record initial air pressure _____ psi and water pressure ____ psi Operate the manual activation discharge handle □ Record air maintenance system or device activation pressure _______ psi Record low air alarm pressure _______ psi Record valve tripping air pressure _____ psi and tripping time ____(sec.)

Record the time from activation of the detector until the water is discharged form the system. _____min _____sec Quick opening devices pass test? □ yes □ no □ n/a Did local alarm sound? □ yes □ no □ N/A Did Central Station receive alarm? □ yes □ no Above results comparable to previous tests? □ yes □ no Open valve, visually inspect and perform required maintenance to interior before resetting system. □ (Internal inspection of valves that can be reset without removal of the faceplate may be conducted every 5 years.)

Last date valve was internally inspected ___________________, □ N/A Operate OS&Y valves throughout entire travel & lubricate the valve stem. □ Record air maintenance system or device deactivation pressure_______ psi Adjust system to correct air pressure according to valve differential ________ psi (((Lower gauge reading)/6) +5 = Low air alarm trip)+15 = air maintenance system or device normal operating pressure.

Verify that the relief valve is ≥ 10 psi above normal operating pressure. □, N/A □ Return the preaction sprinkler system to service. □

Comments: ___________________________________________________________________

Test priming water level in supervised preaction system in accordance with manufacture’s instructions. □, N/A □

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Technical Exhibit C-5.2-030-5 Fort Knox

□ Deluge systems only:

By-pass testing:

Open alarm by-pass. □ Did alarm activate? □ yes □ no Did Central Station receive an alarm? □ yes □ no Close alarm by-pass. □

Is deluge valve & riser in a heated room? □ yes □ no

Verify proper automatic fire alarm activation of the deluge system. □, N/A. □

Deluge trip test:

(Not required where water can’t be discharged. Not to exceed 2 years.)

(Test all systems together that will operate simultaneously.)

Discharge from all nozzles unimpeded? □ yes □ no □ N/A Pressure reading at hydraulically most remote nozzle _____ psi Residual pressure reading at valve _____psi Record the time from activation of the detector until the water is discharged form the system. _____min _____sec Manual activation devices passed test? □ yes □ no □ N/A Pressure operating valves passed test? □ yes □ no □ N/A Did local alarm sound? □ yes □ no □ N/A Did Central Station receive an alarm? □ yes □ no Open valve, visually inspect and perform required maintenance to interior before resetting system. □ (Internal inspection of valves that can be reset without removal of the faceplate may be conducted every 5 years.)

Last date valve was internally inspected ___________________, □ N/A Operate OS&Y valves throughout entire travel & lubricate the valve stem. □ Return deluge system to service. □

Return all valves to normal operating positions, prime system where required, recharge system air pressure to normal levels (if applicable) and reopen PIV until spring tension is felt—back 1/4 turn. □

Comments:____________________________________________________________________

Inspection completed by: _________________________________________________________