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Ti nker AFB, OK TAFB Techni cal Spr ci f i cat i ons 2019

SECTI ON 23 08 01. 00 20

TESTI NG I NDUSTRI AL VENTI LATI ON SYSTEMS

PART 1 GENERAL

1. 1 REFERENCES

The publ i cat i ons l i s t ed bel ow f or m a par t of t hi s speci f i cat i on t o t he ext ent r ef er enced. The publ i cat i ons ar e r ef er r ed t o wi t hi n t he t ext by t he basi c desi gnat i on onl y.

AI R MOVEMENT AND CONTROL ASSOCI ATI ON I NTERNATI ONAL ( AMCA)

AMCA 201 ( 2002; R 2011) Fans and Syst ems

AMERI CAN CONFERENCE OF GOVERNMENTAL I NDUSTRI AL HYGI ENI STS ( ACGI H)

ACGIH-2092S ( 2004) I ndust r i al Vent i l at i on: A Manual of Recommended Pr act i ce

1. 2 DEFINITIONS

a. Capt ur e vel oci t y: Ai r vel oci t y at any poi nt i n f r ont of t he hood or at t he hood openi ng necessar y t o over come opposi ng ai r cur r ent s and t o capt ur e cont ami nat ed ai r at t hat poi nt t o cause i t t o f l ow i nt o t he hood.

b. Capt ur e zone: Cont r ol l ed space ar ound an i ndust r i al pr ocess t hat pr ovi des a saf e and heal t hy wor kspace.

c. Equi l i br i um per f or mance poi nt : The oper at i ng condi t i on af t er suf f i c i ent st ar t - up t i me t hat an ai r pol l ut i on cont r ol devi ce r eaches opt i mum ef f i c i ency. The manuf act ur er r ecommends t he mi ni mum st ar t - up t i me f or each devi ce.

d. Faci l i t y : A bui l di ng or por t i on of a bui l di ng i n whi ch cont ami nat ed ai r i s cont r ol l ed by t he i ndust r i al vent i l at i on syst em. Thi s i ncl udes t he shop space, equi pment r oom, of f i ces, r est r ooms and l ocker r ooms af f ect ed by t he i ndust r i al pr ocess.

e. Ful l l oad condi t i on: Condi t i on i n t he f aci l i t y wher e exhaust and r epl acement ai r syst ems oper at e s i mul t aneousl y, as i nst al l ed by t he Cont r act or accor di ng t o t he desi gn pl ans and speci f i cat i ons.

f . Heat i ng and cool i ng equi pment : Equi pment used t o t emper ai r i n t he f aci l i t y . Equi pment i ncl udes, but i s not l i mi t ed t o: condenser s, chi l l er s, pumps, heat exchanger s, heat i ng and cool i ng coi l s, heat pumps, cool i ng t ower s, and duct heat er s.

g. Hood st at i c pr essur e: St at i c pr essur e, i n i nches of wat er gage ( wg) , t aken at 3 duct di amet er s f r om a f l anged or pl ai n hood or 1 duct di amet er f r om a t aper ed hood.

h. Manomet er : An i nst r ument f or measur i ng pr essur e. El ect r oni c or U- t ube manomet er s wi t h wat er or l i ght oi l ar e accept abl e.

Apr i l 2019 Page 1 SECTI ON 23 08 01. 00 20 i . Repl acement ai r syst em: The mechani cal syst em suppl y i ng ai r t o a f aci l i t y t o r epl ace exhaust ed ai r .

j . St andar d Temper at ur e and Pr essur e: Ai r at st andar d condi t i ons of 70 degr ees Fahr enhei t and 1 at mospher e.

k. St at i c Pr essur e: The pot ent i al pr essur e exer t ed i n al l di r ect i ons by a f l ui d at r est . For a f l ui d i n mot i on, i t i s measur ed i n a di r ect i on nor mal t o t he di r ect i on of f l ow. Usual l y expr essed i n i nches of wg.

l . Syst em Ef f ect : The est i mat ed l oss i n f an per f or mance f r om non- uni f or m ai r f l ow at t he f an' s i nl et or out l et .

m. Test agency: A f i r st t i er subcont r act or who i s i ndependent f r om t he Cont r act or and t he mechani cal Sub- cont r act or except by t he af f i l i at i on est abl i shed by t hi s cont r act .

n. Tr anspor t vel oci t y: Mi ni mum ai r vel oci t y, i n f eet per mi nut e ( f pm) , r equi r ed t o pr event cont ami nant s f r om set t l i ng, condensi ng, or pocket i ng i n t he duct wor k.

o. Vel oci t y pr essur e: The ki net i c pr essur e i n t he di r ect i on of f l ow necessar y t o cause a f l ui d at r est t o f l ow at a gi ven vel oci t y.

Usual l y expr essed i n i nches of wg.

1. 3 SUBMITTALS

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" desi gnat i on;

submi t t al s not havi ng a " G" desi gnat i on ar e f or Cont r act or Qual i t y Cont r ol appr oval . Submi t t al s wi t h an " S" ar e f or i ncl usi on i n t he Sust ai nabi l i t y Not ebook, i n conf or mance t o Sect i on 01 33 29 SUSTAI NABI LI TY REPORTI NG.

Submi t t he f ol l owi ng i n accor dance wi t h Sect i on 01 33 00 SUBMI TTAL

PROCEDURES:

SD- 06 Test Repor t s

Pr el i mi nar y r evi ew r epor t ; G

Smoke t est s r epor t ; G

Fan oper at i ng poi nt s r epor t ; G

St at i c pr essur e r epor t ; G

Vol ume and vel oci t y f l ow r at es r epor t ; G

Pi t ot t r aver se r epor t ; G

Submi t 6 copi es of an or gani zed r epor t bound i n a dur abl e, 3- r i ng wat er - r esi st ant bi nder . The r epor t shal l cont ai n a t abl e of cont ent s, an execut i ve summar y, an i nt r oduct i on, a r esul t s sect i on and a di scussi on of t he r esul t s. I ncl ude t he r epor t s speci f i ed i n par agr aphs ent i t l ed " Pr el i mi nar y Revi ew Repor t , " " Smoke Test Repor t s, " " Fan Oper at i ng Poi nt s Repor t s, " " St at i c Pr essur e Repor t , " " Vol ume and Vel oci t y Fl ow Rat es Repor t , " and" Pi t ot Tr aver se Repor t " as appendi ces.

Submi t f i el d dat a and r epor t f or ms i n appendi ces separ at ed by t he f an syst em t est ed. Use t he sampl e f or ms, " Repl acement Ai r

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Syst em Test Dat a" and " Exhaust Ai r Syst em Test Dat a, " t o summar i ze t he t est s f or t he appr opr i at e f an. For ms ot her t han t hose l i s t ed may be used; however , i ncl ude al l i nf or mat i on r equi r ed by t hese forms.

Document def i c i enci es and unmet desi gn r equi r ement s i dent i f i ed dur i ng t est i ng. Not i f y t he Pr i me Cont r act or i n wr i t i ng, no l at er t han 5 cal endar days af t er encount er i ng def i c i ency, descr i be t he nat ur e of t he def i c i ency and a r ecommended cour se of act i on f or r esol ut i on. Repor t dai l y t emper at ur e, humi di t y and bar omet r i c pr essur e r eadi ngs. Not e ext r eme weat her and bar omet r i c pr essur e changes dur i ng t he day.

SD- 07 Cer t i f i cat es

Test agency Qual i f i cat i ons; G

Recor d of Document Submi t t al t o Test i ng Agency; G

Wor k pl an; G

Li st of t est i nst r ument s; G

1. 4 QUALI TY ASSURANCE

1. 4. 1 Modi f i cat i on of Ref er ences

Test t he i ndust r i al vent i l at i on syst em accor di ng t o t he r ef er enced publ i cat i ons l i s t ed i n par agr aph ent i t l ed " Ref er ences" and as modi f i ed by t hi s sect i on. Consi der t he advi sor y or r ecommended pr ovi s i ons, of t he r ef er r ed r ef er ences, as mandat or y.

1. 4. 2 Certification

1. 4. 2. 1 Test Agency Qual i f i cat i ons

Submi t , no l at er t han 15 cal endar days af t er cont r act awar d, i nf or mat i on cer t i f y i ng t hat t he t est agency i s not af f i l i at ed wi t h any ot her company par t i c i pat i ng i n wor k on t hi s cont r act . The wor k of t he t est agency shal l be l i mi t ed t o t est i ng and maki ng mi nor adj ust ment s t o t he i ndust r i al vent i l at i on syst em.

Use t he sampl e f or m, " Test Agency Qual i f i cat i ons Sheet , " t o submi t t he f ol l owi ng i nf or mat i on:

a. Ver i f i cat i on of 5] year s of exper i ence as an agency i n t est i ng i ndust r i al vent i l at i on syst ems or cur r ent member of ei t her AABC or

NEBB.

b. Ref er ences f r om f i ve f aci l i t y manager s of f aci l i t i es wi t h i ndust r i al vent i l at i on syst ems t hat t he agency has t est ed. A mi ni mum of one f aci l i t y shal l have pr ocesses and cont ami nant s s i mi l ar t o t hose gener at ed by t he f aci l i t y i n t hi s pr oj ect .

c. Regi st r at i on f or Pr of essi onal Engi neer ( PE) l i cense or Cer t i f i cat i on f or an I ndust r i al Hygi eni st ( CI H) or Test and Bal ance ( TAB) Engi neer f or t he l ead t est engi neer . Submi t PE l i cense, CI H r egi st r at i on number , or TAB cer t i f i cat i on number . I ncl ude t he di sci pl i ne, dat e of i ssue, and expi r at i on dat e. Engi neer s shal l i ncl ude t he st at e of

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d. Conf i r mat i on of 5 year s of i ndust r i al vent i l at i on t est exper i ence f or t he l ead t est engi neer . Ref er ences f r om f i ve [ Cont r act i ng Of f i cer s] [ f aci l i t y manager s] f or f aci l i t i es wher e t he l ead engi neer has super vi sed i ndust r i al vent i l at i on syst ems t est s i n t he l ast 5 year s.

e. Ver i f i cat i on of l engt h of t i me l ead engi neer has been empl oyed by a t est and bal ance agency.

1. 4. 2. 2 Recor d of Document Submi t t al t o Test i ng Agency

Submi t not l at er t han 30 cal endar days pr i or t o t he wor k pl an submi t t al due dat e, a r ecor d of t r ansmi t t al of t he f ol l owi ng document s t o t he appr oved i ndependent t est i ng agency. I nf or mat i on i s r equi r ed t o devel op a t est i ng wor k pl an and pr epar e f or f i el d t est i ng.

a. Copy of wor ki ng as- bui l t pr oj ect dr awi ngs and speci f i cat i ons, i ncl udi ng mar ked desi gn changes. Changes cur r ent as of t he dat e of transmission.

b. Copi es of al l pr oj ect submi t t al s r el at i ng t o t he i ndust r i al vent i l at i on syst em. Tr ansmi t copi es of f i nal r ecor d submi t t al s i ncl udi ng appr oval sheet s.

1. 4. 2. 3 Wor k Pl an

Submi t not l at er t han 120 cal endar days af t er cont r act awar d, but bef or e st ar t of wor k, st eps t o be t aken by t he l ead engi neer t o accompl i sh t he r equi r ed t est i ng. Submi t t he f ol l owi ng:

a. Memor andum of t est pr ocedur e.

( 1) Pr oposed dat es f or t he pr el i mi nar y r evi ew and t est .

( 2) Pl an vi ew showi ng pr oposed t est l ocat i ons ( i . e. st at i c pr essur e locations).

( 3) Pr oposed pi t ot t r aver se r eadi ng l ocat i ons.

b. Test equi pment t o be used.

c. Scaf f ol di ng and ot her Cont r act or ' s suppor t equi pment r equi r ed t o per f or m t est .

d. Fact or y r epr esent at i ves and ot her Cont r act or ' s suppor t per sonnel who wi l l be on si t e f or t est i ng.

1. 4. 2. 4 Li st of Test I nst r ument s

Submi t a s i gned and dat ed l i s t of t est i nst r ument s, t hei r appl i cat i on, manuf act ur er , model , ser i al number , r ange of oper at i on, accur acy and dat e of cal i br at i on.

1. 4. 3 Test Requi r ement s

The Cont r act or shal l adj ust and bal ance t he i ndust r i al vent i l at i on syst em accor di ng t o Sect i on 23 05 93 TESTI NG, ADJUSTI NG AND BALANCI NG FOR HVAC.

An i ndependent t est agency shal l t est t he i ndust r i al vent i l at i on syst em

Apr i l 2019 Page 4 SECTI ON 23 08 01. 00 20 accor di ng t o ACGIH-2092S and t hi s sect i on under f ul l l oad condi t i ons. For t emper ed suppl y ai r r epeat t he i ndust r i al vent i l at i on syst ems t est f or t he f ol l owi ng condi t i ons: [ pl us or mi nus 20 per cent mi ni mum out door t emper at ur e desi gn condi t i on, ] [ pl us or mi nus 10 per cent maxi mum out door t emper at ur e desi gn condi t i on, ] [ [ _____] per cent l oads on a var i abl e ai r vol ume syst em, ] [ and] [ _____] .

1. 4. 4 Test Engi neer

1. 4. 4. 1 Fi el d Wor k

The l ead t est engi neer shal l be pr esent at t he pr oj ect s i t e whi l e t est i ng i s per f or med and shal l be r esponsi bl e f or conduct i ng, super vi s i ng, and managi ng of t est wor k. Management i ncl udes heal t h and saf et y of t est agency empl oyees.

1. 4. 4. 2 Repor t i ng Wor k

The l ead t est engi neer shal l pr epar e, s i gn, and dat e t he t est agenda, equi pment l i s t , and cer t i f i ed r epor t .

1. 4. 5 Test Repor t

1. 4. 5. 1 Pr el i mi nar y Revi ew Repor t

Submi t a pr el i mi nar y r evi ew r epor t , see par agr aph ent i t l ed " Pr el i mi nar y Revi ew" 15 cal endar days pr i or t o begi nni ng t he t est .

1. 4. 5. 2 Smoke Test s Repor t

Descr i be t ur bul ent ai r f l ow and dead ai r spaces i n and ar ound t he hood capt ur e zone. Descr i be ai r f l ow exi t i ng f r om t he r epl acement ai r di st r i but i on devi ce and t he ef f ect of r oom ai r cur r ent s on smoke capt ur e.

Repor t l eaks i n t he duct wor k, access door , and duct connect or s t o f an.

Repor t smoke behavi or as i t exi t s f r om t he exhaust st ack and descr i be ent r ai nment ar ound t he t est ed f aci l i t y , near by st r uct ur es and any geogr aphi cal f eat ur es.

1. 4. 5. 3 Fan Oper at i ng Poi nt s Repor t

Det er mi ne t he di f f er ence bet ween measur ed and desi gn vol ume f l ow r at e.

Compar e measur ed f an st at i c pr essur e t o manuf act ur er ' s per f or mance dat a.

Show t he desi gn and measur ed oper at i ng poi nt f or each f an on t he cor r espondi ng f an cur ve. Repor t f ans t hat cannot oper at e at speeds 25 per cent f ast er t han t he measur ed speed whi l e r emai ni ng wi t hi n t he boundar i es of t he f an cur ve and f an cl ass. I dent i f y f an mot or s t hat ar e oper at i ng at or near f ul l l oad amper age.

1. 4. 5. 4 St at i c Pr essur e Repor t

I ncl ude t he f ol l owi ng:

a. Hood st at i c pr essur es. Use t abl es t o summar i ze t est r esul t s by syst em.

b. Fan st at i c pr essur e, as def i ned by ACGIH-2092S , f or r epl acement and exhaust ai r syst ems.

c. Room st at i c pr essur e, as compar ed t o [ at mospher e] [ adj acent r ooms] , f or each r oom i n t he f aci l i t y .

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d. St at i c pr essur es t hat ar e i nconsi st ent and t he pr obabl e r eason. For example:

( 1) I nconsi st ent st at i c pr essur e dr op or i ncr ease i n one or a ser i es of hoods on t he same br anch;

( 2) Di f f er ent st at i c pr essur es f or s i mi l ar syst ems i n t he f aci l i t y ;

and

( 3) Decr easi ng st at i c pr essur es as t he hoods get c l oser t o t he exhaust f an i nl et .

[ e. Di f f er ent i al pr essur e acr oss ai r pol l ut i on cont r ol devi ces. ]

1. 4. 5. 5 Vol ume and Vel oci t y Fl ow Rat es Repor t

Repor t vol ume f l ow r at es and vel oci t i es i n st andar d cubi c f eet per mi nut e ( cf m) and f eet per mi nut e ( f pm) , r espect i vel y, on t he " Exhaust Ai r Syst em Test Dat a" sampl e f or m or compar abl e f or m.

[ Conver t measur ed vol ume f l ow r at es t o st andar d vol ume f l ow r at es f or l ocat i ons wi t h oper at i ng condi t i ons ot her t han st andar d t emper at ur e and pr essur e. The conver si on may be i gnor ed i f t he vol ume f l ow r at e changes l ess t han pl us or mi nus one per cent . Show bot h t he act ual and st andar d val ue f or t est poi nt s. Show a sampl e conver si on equat i on. ]

Compar e measur ed ] vol ume f l ow r at es wi t h t he desi gn val ue f or each hood, t he t ot al exhaust ai r syst em, each r epl acement ai r di st r i but i on poi nt and t he t ot al r epl acement ai r syst em. Li st t he measur ed and desi gn val ues i n t abul ar f or m. Repor t t he t r anspor t vel oci t y f or each br anch [ submai n] and mai n duct i n t he exhaust ai r syst em.

I ndi cat e i f t he t est val ue i s adequat e or i nadequat e. Adequat e hood vol ume f l ow r at es and duct vel oci t i es ar e t hose wi t h [ measur ed] [ conver t ed] val ues wi t hi n pl us or mi nus 10 per cent of desi gn val ues.

Adequat e t ot al syst em vol ume f l ow r at es ar e t hose wi t h [ measur ed] [ conver t ed] val ues wi t hi n pl us or mi nus 10 per cent of t he desi gn val ues.

1. 4. 5. 6 Pi t ot Tr aver se Repor t

Use t he " Pi t ot Tr aver se Dat a" sampl e f or m or compar abl e f or m t o r ecor d pi t ot t r aver se r eadi ngs. Submi t t he f ol l owi ng dat a, as a mi ni mum, f or each t est l ocat i on:

a. Vel oci t y pr essur e and t hei r cor r espondi ng vel oci t i es;

b. Aver age vel oci t y;

c. Duct di mensi ons and ar ea;

d. Tot al measur ed vol ume f l ow r at e; and

e. St at i c pr essur e r eadi ng.

1. 4. 5. 7 Deadline

Pr ovi de a s i mpl i f i ed pass/ f ai l r epor t wi t hi n [ 3] [ _____] days af t er compl et i on of t est i ng. Pr ovi de a compl et e t est r epor t [ 15] [ 30] [ _____]

Apr i l 2019 Page 6 SECTI ON 23 08 01. 00 20 days af t er compl et i on of t est i ng. [ The onl y except i on i s f or t he l ast seasonal wor k sessi on whi ch shal l be compl et ed by [ _____] . ]

1. 5 SAMPLE FORMS

1. 5. 1 Test Agency Qual i f i cat i on Sheet

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TEST AGENCY QUALI FI CATI ON SHEET

DATE: COMPLETED BY:

A. Agency Qual i f i cat i ons

Agency Name:

Address:

Tel ephone Number :

Year s of exper i ence t est i ng i ndust r i al vent i l at i on syst ems:

I ndust r i al f aci l i t i es t est ed ( 5 r equi r ed) . I ncl ude t he f ol l owi ng:

Faci l i t y Name, Addr ess, Poi nt of cont act wi t h t el ephone number ;

Dat es of t est ;

Type of oper at i on t est ed;

Li st of Cont ami nant s;

Number of f ans;

Type of exhaust hoods;

Ai r c l eani ng devi ces; and

Per sonnel per f or mi ng t he t est .

At t ach l et t er s of r ecommendat i on f or t est s per f or med at t hese f aci l i t i es. Thr ee f aci l i t i es shal l be of t he t ype of oper at i on t o be t est ed.

B. Lead Test Engi neer Qual i f i cat i ons

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TEST AGENCY QUALI FI CATI ON SHEET

Name:

Lengt h of t i me l ead engi neer has wor ked wi t h Agency:

Year s of exper i ence t est i ng i ndust r i al vent i l at i on syst ems:

Pr of essi onal Engi neer i ng I nf or mat i on:

discipline:

l i cense number :

i ssue dat e:

r ecer t i f i cat i on dat e:

st at e of r egi st r at i on:

I ndust r i al f aci l i t i es t est ed ( 5 r equi r ed) . I ncl ude t he f ol l owi ng:

Faci l i t y Name, Addr ess, Poi nt of cont act wi t h t el ephone number ;

Dat es of Test ;

Type of Oper at i on;

Li st of Cont ami nant s;

Number of Fans;

Type of Exhaust Hoods; and

Ai r Cl eani ng Devi ces.

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1. 5. 2 Pi t ot Tr aver se Dat a - Rect angul ar Duct

PI TOT TRAVERSE DATA - Rect angul ar Duct

Test Dat e:

Readi ngs By: Tr aver se By:

St at i c Pr essur e:

Room: Ai r Temper at ur e:

Tr aver se Locat i on: I nsi de/ Out si de Duct Wi dt h:

Di st ance t o Resi st ance Component:

Causi ng Component Distance:

I nsi de/ Out si de Duct Hei ght :

I nsi de Duct Ar ea:

before: before: Requi r ed Vel oci t y:

after: after: Requi r ed Act ual Vol ume Fl ow Rat e:

Vel oci t y Pr essur e Repor t ed as [ _____] Uni t s

Pi t ot Tr aver se Mat r i x

Vel oci t y | Pr essur e Readi ngs ( mi ni mum cent er di st ance i s 6 i nches

Point Position

1 2 3 4 5 6 7 8 9 10 Confirm

A [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

B [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

C [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

D [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

E [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

F [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

G [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

H [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

I [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

J [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

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Pi t ot Tr aver se Mat r i x

Pr essur e Readi ngs Conver t ed t o Vel oci t y ( FPM)

Velocity Point Position

1 2 3 4 5 6 7 8 9 10

A [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

B [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

C [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

D [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

E [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

F [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

G [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

H [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

I [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

J [__] [__] [__] [__] [__] [__] [__] [__] [__] [__]

Subtotal:

Tot al Vel oci t y/ # Readi ngs = Avg. Vel oci t y x Duct Ar ea = Act ual Vol ume Fl ow Rat e:

______FPM / _______ = _______ FPM x ______ SQ. FEET = ________ ACFM

* ACFM - act ual cubi c f eet per mi nut e

REMARKS

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1. 5. 3 Pi t ot Tr aver se Dat a - Round Duct

PI TOT TRAVERSE DATA - Round Duct

Test Dat e:

Readi ngs By: Tr aver se By:

St at i c Pr essur e:

Room Number : Ai r Temper at ur e:

System/Unit: Bar omet r i c Pr essur e:

Tr aver se Locat i on: I nsi de/ Out si de Duct DI A:

Di st ance t o Resi st ance Component:

Causi ng Component Distance:

I nsi de Duct Ar ea:

before: before: Requi r ed Vel oci t y:

after: after: Requi r ed Act ual Vol ume Fl ow Rat e:

Vel oci t y Pr essur e Repor t ed as [ _____] Uni t s

Pi t ot Tr aver se Mat r i x

Duct Di amet er 0- 6 i n. 6- 48 i n. >48 i n. or unst abl e velocity

Readings 12 ( 6/ t r aver se) 20 ( 10/ t r aver se) 40 ( 20/ t r aver se)

TEST POI NT Vel oci t y Pr essur e Velocity TEST POI NT Velocity Pressure

Velocity

1 [_____] [_____] 21 [_____] [_____]

2 [_____] [_____] 22 [_____] [_____]

2 [_____] [_____] 22 [_____] [_____]

3 [_____] [_____] 23 [_____] [_____]

4 [_____] [_____] 24 [_____] [_____]

5 [_____] [_____] 25 [_____] [_____]

6 [_____] [_____] 26 [_____] [_____]

7 [_____] [_____] 27 [_____] [_____]

8 [_____] [_____] 28 [_____] [_____]

9 [_____] [_____] 29 [_____] [_____]

10 [_____] [_____] 30 [_____] [_____]

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Pi t ot Tr aver se Mat r i x

11 [_____] [_____] 31 [_____] [_____]

12 [_____] [_____] 32 [_____] [_____]

13 [_____] [_____] 33 [_____] [_____]

14 [_____] [_____] 34 [_____] [_____]

15 [_____] [_____] 35 [_____] [_____]

16 [_____] [_____] 36 [_____] [_____]

17 [_____] [_____] 37 [_____] [_____]

18 [_____] [_____] 38 [_____] [_____]

19 [_____] [_____] 39 [_____] [_____]

20 [_____] [_____] 40 [_____] [_____]

Conf i r m 1: Conf i r m 1:

Conf i r m 2: Conf i r m 2:

Vel oci t y Sum:

( Wi t hout Conf i r m Val ue)

Vel oci t y Sum/ # Readi ngs = Aver age Vel oci t y x Duct Ar ea = Act ual Vol ume Fl ow

Rat e [ _____] FPM / [ _____] = [ _____] FPM x [ _____] SQ. Feet = [ _____] ACFM

REMARKS

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1. 5. 4 Exhaust Ai r Syst em Test Dat a

EXHAUST AI R SYSTEM TEST DATA

Test Dat es:

Readi ngs By:

Uni t Number : Pr essur es ( Pa)

Uni t Locat i on: Fan I nl et St at i c:

Make Model : Fan Out l et St at i c:

Model: Fan I nl et Vel oci t y:

Ser i al Number : Fan St at i c:

Fan Tot al :

Damper Posi t i ons

Hoods: Di f f er ent i al Pr essur e acr oss ai r c l eani ng device

Submains: Device Del t a P ( Pa)

Tot al Vol ume Test Locat i on [_____] [_____]

Duct di a. bef or e f an [_____] [_____] [_____]

Duct di a. af t er f an [_____]

Fan Speed ( RPM or RPS) [ _____]

Mot or Speed ( RPM or RPS) [ _____]

Resi st ance Causi ng El ement s

Type Rel at i onshi p t o Fan Pul l ey - Cent er t o Cent er Di st ance before/after # Duct di a.

elbow [_____] [_____] damper [_____] [_____] expansion [_____] [_____] Amper age - T1, T2, T3 [ _____] contraction [_____] [_____] Vol t age - T1- 2, T2- 3, T3- 1 [ _____] plenum [_____] [_____]

[_____] [_____] [_____] Temperature (W.B./D.B.)

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EXHAUST AI R SYSTEM TEST DATA

[_____] [_____] [_____] Out si de Ai r [ _____]

[_____] [_____] [_____] Repl acement Ai r

* RPM - r evol ut i ons per mi nut e W. B. - wet bul b

RPS - r adi ans per second D. B. - dr y bul b

EXHAUST AI R SYSTEM TEST DATA

Test Dat es:

Readi ngs By:

Uni t Number : Pr essur es ( i nches of wg)

Uni t Locat i on: Fan I nl et St at i c:

Make Model : Fan Out l et St at i c:

Model: Fan I nl et Vel oci t y:

Ser i al Number : Fan St at i c:

Fan Tot al :

Damper Posi t i ons

Hoods: Di f f er ent i al Pr essur e acr oss ai r c l eani ng device

Submains: Device Del t a P ( i n. wg)

Tot al Vol ume Test Locat i on [_____] [_____]

Duct di a. bef or e f an [_____] [_____] [_____]

Duct di a. af t er f an [_____]

Fan Speed ( RPM or RPS) [ _____]

Mot or Speed ( RPM or RPS) [ _____]

Resi st ance Causi ng El ement s

Type Rel at i onshi p t o Fan Pul l ey - Cent er t o Cent er Di st ance before/after # Duct di a.

elbow [_____] [_____]

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EXHAUST AI R SYSTEM TEST DATA

damper [_____] [_____] expansion [_____] [_____] Amper age - T1, T2, T3 [ _____] contraction [_____] [_____] Vol t age - T1- 2, T2- 3, T3- 1 [ _____] plenum [_____] [_____]

[_____] [_____] [_____] Temperature (W.B./D.B.)

[_____] [_____] [_____] Out si de Ai r [ _____]

[_____] [_____] [_____] Repl acement Ai r

* RPM - r evol ut i ons per mi nut e W. B. - wet bul b

RPS - r adi ans per second D. B. - dr y bul b

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VOLUME FLOW RATES ( St andar d Cubi c Feet per Mi nut e)

SYSTEM ACTUAL DESIGN ADEQUATE INADEQUATE

Tot al Vol ume [_____] [_____] [_____] [_____]

SUBMAIN

Submai n name [_____] [_____] [_____] [_____]

Submai n name [_____] [_____] [_____] [_____]

Submai n name [_____] [_____] [_____] [_____]

HOODS

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

Hood name [_____] [_____] [_____] [_____]

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1. 5. 5 Repl acement Ai r Syst em Test Dat a

REPLACEMENT AI R SYSTEM TEST DATA

Test Dat es:

Readi ngs By:

Uni t Number : [ _____] Pr essur es ( i nches of wg)

Uni t Locat i on: Fan I nl et St at i c:

Make Model : Fan Out l et St at i c:

Model: Fan I nl et Vel oci t y:

Ser i al Number : Fan St at i c:

Fan Tot al :

Damper Posi t i ons

Di f f er ent i al Pr essur e

Terminals: acr oss Fi l t er s [ _____]

Submains: acr oss Reheat Coi l [ _____] acr oss Cool i ng Coi l [ _____] acr oss Pr eheat Coi l [ _____]

Tot al Vol ume Test Locat i on [_____]

Tot al Vol ume Test Locat i on

Duct di a. bef or e f an [_____] Fan Speed ( RPM or RPS) [ _____]

Duct di a. af t er f an [_____] Mot or Speed ( RPM or RPS) [ _____]

Resi st ance Causi ng El ement s

Type Rel at i onshi p t o Fan Pul l ey - Cent er t o Cent er Di st ance before/after # Duct di a.

elbow [_____] [_____] damper [_____] [_____] expansion [_____] [_____] Amper age - T1, T2, T3 [ _____]

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REPLACEMENT AI R SYSTEM TEST DATA

contraction [_____] [_____] Vol t age - T1- 2, T2- 3, T3- 1 [ _____] plenum [_____] [_____]

[_____] [_____] [_____] Temperature (W.B./D.B.)

[_____] [_____] [_____] Out si de Ai r [ _____]

[_____] [_____] [_____] Repl acement Ai r

[_____] [_____] [_____] Mi xed Ai r [ _____]

* RPM - r evol ut i ons per mi nut e W. B. - wet bul b

RPS - r adi ans per second D. B. - dr y bul b

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VOLUME FLOW RATES ( St andar d Cubi c Feet per Mi nut e)

SYSTEM ACTUAL DESIGN ADEQUATE INADEQUATE

Tot al Vol ume [_____] [_____] [_____] [_____]

Out si de Ai r Volume

Ret ur n Ai r [_____] [_____] [_____] [_____]

Rat i o:

Outside/Return

BRANCH

Br anch name [_____] [_____] [_____] [_____]

Br anch name [_____] [_____] [_____] [_____]

Br anch name [_____] [_____] [_____] [_____]

Br anch name [_____] [_____] [_____] [_____]

Br anch name [_____] [_____] [_____] [_____]

Br anch name [_____] [_____] [_____] [_____]

Br anch name [_____] [_____] [_____] [_____]

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PART 2 PRODUCTS

Not used.

PART 3 EXECUTI ON

3. 1 TEST PROCEDURE

Det er mi ne t he st at i c pr essur e of t he wor k ar ea r el at i ve t o [ t he out door s and] t he f ol l owi ng r ooms: [ _____] . Repor t t he r esul t s.

3. 1. 1 Pr el i mi nar y Revi ew

Conduct a pr el i mi nar y r evi ew of t he f aci l i t y [ 45] [ _____] cal endar days pr i or t o begi nni ng t he t est . Per f or m t he f ol l owi ng t asks and r epor t t he r esul t s of each t ask i n t he Pr el i mi nar y Revi ew Repor t .

a. Locat e i ndust r i al vent i l at i on syst em component s i ncl udi ng hoods, hood t r ansi t i ons, duct wor k, br anch t o mai n duct ent r i es, el bows, expansi ons and cont r act i ons, f ans, ai r pol l ut i on cont r ol devi ces, exhaust st acks, weat her pr ot ect i on, r epl acement ai r pl enums, and di st r i but i on devi ces. Show component s on a s i ngl e l i ne dr awi ng f or each f an syst em.

b. Revi ew desi gn dr awi ngs, speci f i cat i ons, and shop dr awi ngs t o ver i f y t hat t est i ng can be per f or med on t he syst em. Recor d, on t he si ngl e l i ne dr awi ngs, l ocat i ons of pl anned pi t ot t r aver ses of mai ns and br anches and desi gn vel oci t i es. Repor t pot ent i al t est pr obl ems, such as i nadequat e space, t o t he Cont r act i ng Of f i cer .

c. I dent i f y on t he si ngl e l i ne dr awi ngs t he l ocat i on of syst em f i r e pr ot ect i on component s t hat may al t er ai r f l ow, such as f i r e damper s.

d. I dent i f y on t he si ngl e l i ne dr awi ngs t he l ocat i on of emer gency and spi l l sensor s.

e. I dent i f y on t he si ngl e l i ne dr awi ngs t he l ocat i on of [ pr essur e di f f er ent i al sensor s] [ st at i c pr essur e sensor s] .

f . Use AMCA 201 t o i dent i f y syst em ef f ect s t hat occur at t he i nl et and out l et of each r epl acement and exhaust ai r f an.

g. Ver i f y t hat duct wor k s i zes, el bows and f i t t i ngs, exhaust st acks and weat her pr ot ect i on meet t he desi gn pl ans and speci f i cat i ons f or bot h r epl acement and exhaust ai r syst ems.

h. Ver i f y t hat f ans ar e r ot at i ng i n t he pr oper di r ect i on.

i . I dent i f y equi pment such as f ans, ai r pol l ut i on devi ces, heat i ng coi l s, and cont r ol s, t hat do not meet t he desi gn pl ans and speci f i cat i ons.

j . Obt ai n f an per f or mance dat a.

k. Ver i f y t hat r epl acement ai r t er mi nal s i ncl udi ng [ di f f user s] [ l ouver s] [ gr i l l es] [ per f or at ed pl at e] [ per f or at ed duct wor k] ar e i nst al l ed accor di ng t o desi gn pl ans and speci f i cat i ons.

l . Obt ai n t he di f f er ent i al pr essur e dat a and maxi mum oper at i ng pr essur es f or ai r f i l t r at i on devi ces i ncl udi ng [ di r t y and cl ean r epl acement ai r f i l t er s] [ hi gh ef f i c i ency par t i cul at e ai r f i l t er s] [ dust col l ect or s]

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[ mi st el i mi nat or s] [ wet scr ubber s] [ cycl one separ at or s] [ el ect r ost at i c pr eci pi t at or s] [ _____] .

m. Obt ai n t he t emper at ur e and pr essur e cont r ol di agr ams f or t he suppl y [ and exhaust ] i ndust r i al vent i l at i on syst em.

n. Recor d t he namepl at e dat a f r om each f an, mot or , [ ai r c l eani ng devi ce] [ vacuum syst em] and [ _____] .

o. Recor d mot or st ar t er s i zes and t he t ype of t her mal over l oad pr ot ect i on devices.

p. Ver i f y t he f ol l owi ng r equi r ement s unl ess ot her wi se speci f i ed i n t he i ndi v i dual sect i on:

( 1) Fan bear i ngs have a mi ni mum r at ed aver age l i f e of 200, 000 hour s.

( 2) Fan bases ar e l evel .

( 3) Fan wheel s ar e bal anced and cl ear t he housi ng.

( 4) Fan shaf t s ar e of uni f or m di amet er [ and t her e ar e no st ep down cut s at t he bear i ngs] .

( 5) Access t o f an gr ease f i t t i ngs and ot her r out i ne mai nt enance equipment.

( 6) Bear i ngs ar e gr eased and t he t ube i s f ul l upon i nst al l at i on.

( 7) Saf et y equi pment , such as f an bel t guar ds, ar e i n pl ace.

[ ( 8) Dr i ve al i gnment and bel t t ensi on ar e cor r ect f or each f an. ]

3. 2 FI ELD TESTS

3. 2. 1 Pr el i mi nar y Pr ocedur es

Pr ovi de i nst r ument s and consumabl e equi pment r equi r ed t o t est t he i ndust r i al vent i l at i on syst em.

Bef or e begi nni ng t he t est :

a. Cl ose al l wi ndows and door s i n t he f aci l i t y .

b. Ensur e t hat exhaust and r epl acement ai r duct wor k and ai r i nt ake sour ces ar e f r ee f r om debr i s and di r t , t hr ough a v i sual i nspect i on.

c. Load t he r epl acement ai r pr ef i l t er s t o t he manuf act ur er ' s r ecommended maxi mum l oad condi t i on.

d. Run t he exhaust ai r syst ems, cont ai ni ng ai r pol l ut i on cont r ol devi ces, f or a suf f i c i ent t i me t o obt ai n t he manuf act ur er ' s r ecommended equi l i br i um per f or mance poi nt .

[ e. Ensur e t hat a duct l eakage t est i s compl et e and accept ed by t he Cont r act i ng Of f i cer . ]

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3. 2. 2 Test Met hod

Test t he vent i l at i on under f ul l l oad condi t i ons accor di ng t o ACGIH-2092S , Chapt er 9 and t hi s sect i on. Recor d quant i t at i ve r eadi ngs on sampl e f or ms, " Pi t ot Tr aver se Dat a, [ Rect angul ar Duct ] [ Round Duct ] , " " Exhaust Ai r Syst em Test Dat a, " and " Repl acement Ai r Syst em Test Dat a. "

The t est engi neer i s aut hor i zed t o r eadj ust and r ebal ance t he syst em i f mi nor adj ust ment s wi l l br i ng t he syst em i nt o compl i ance wi t h t he desi gn.

Mi nor adj ust ment s i ncl ude [ adj ust i ng t he f an sheave] [ cor r ect i ng f an r ot at i on] [ r eset t i ng damper s] [ adj ust i ng bl ast gat es] [ _____] .

3. 2. 2. 1 Smoke Test

Test each hood wi t h smoke gener at or s t o ver i f y cont ami nant cont r ol i n t he capt ur e zone, pr i or t o per f or mi ng quant i t at i ve t est s on t he i ndust r i al vent i l at i on syst em. Smoke si mul at es t he cont ami nant . [ Vi deot ape t he ai r movement pat t er n at t he wor ker ' s br eat hi ng zone f or t he [ hoods] [ boot hs] [ i ndoor f i r i ng r ange] [ _____] [ and ai r cur r ent s] . ] Compl y wi t h r est r i ct i ons on t he use of i ncendi ar y devi ces. I nf or m t he f i r e depar t ment or ot her r esponsi bl e par t i es when l ar ge quant i t i es of smoke ar e expect ed [ or t he vent i l at i on syst em has i nt er nal smoke al ar ms] .

3. 2. 2. 2 Ai r Quant i t y Readi ngs

Use a pi t ot t ube and manomet er t o measur e t he vel oci t y pr essur es f or t he exhaust and r epl acement ai r syst ems. Det er mi ne t he number and l ocat i on of vel oci t y pr essur e r eadi ngs r equi r ed f or r ound and r ect angul ar duct s accor di ng t o ACGIH-2092S . Dr i l l t r aver se access hol es. [ Round duct s r equi r e t wo t r aver se access hol es posi t i oned 90 degr ees apar t . ] [ Rect angul ar duct s may r equi r e sever al t r aver se access hol es. ]

Take pi t ot t r aver ses away f r om ai r di st ur bi ng devi ces ( i . e. el bows, br anch ent r i es, duct expansi ons, and hood t r ansi t i ons) . Mi ni mum di st ances ar e:

a. Fi ve ( 5) duct di amet er of st r ai ght duct af t er t he f an out l et ; and

b. Seven and one- hal f ( 7. 5) duct di amet er s of st r ai ght duct af t er an ai r di st ur bi ng devi ce.

When t hese di st ances of st r ai ght duct ar e not avai l abl e, use a schemat i c dr awi ng t o not e t he di st ur bance pr oduci ng devi ce, and di st ance bet ween t he pi t ot t r aver se and t he devi ce.

Conf i r m one vel oci t y pr essur e r eadi ng f or each access hol e af t er compl et i ng a t r aver se. Accept t r aver se dat a when t he di f f er ence bet ween t he or i gi nal and conf i r mat i on measur ement i s pl us or mi nus 10 per cent ;

ot her wi se r epeat t he t r aver se. Pl ug hol es wi t h cap pl ugs i mmedi at el y af t er each t r aver se.

Conver t vel oci t y pr essur e r eadi ngs t o vel oci t y bef or e aver agi ng t he duct vel oci t y. Cal cul at e aver age vel oci t y f r om vel oci t y pr essur e r eadi ngs and vol ume f l ow r at es f or t he f ol l owi ng l ocat i ons:

a. Repl acement ai r f an out l et ;

b. Repl acement ai r duct br anch;

c. Exhaust ai r duct br anch, i ncl udi ng hoods [ and submai ns] ;

Apr i l 2019 Page 23 SECTI ON 23 08 01. 00 20

d. Exhaust f an i nl et or out l et ;

[ e. Ai r pol l ut i on cont r ol devi ce i nl et ; and]

[ f . Out si de and r et ur n ai r duct s i n r eci r cul at i ng r epl acement ai r syst em. ]

3. 2. 2. 3 Ai r Vel oci t y Met er Readi ngs

A f l ow hood may be used f or measur i ng of f i ce and r est r oom r epl acement ai r quant i t i es. Do not subst i t ut e ai r vel oci t y met er r eadi ngs f or manomet er and pi t ot t ube r eadi ngs. Use ai r vel oci t y met er s t o est i mat e t he following:

a. Vel oci t y exi t i ng f r om r epl acement ai r syst ems wi t hout duct wor k;

b. Cr ossdr af t s i n a r oom;

c. Hood capt ur e vel oci t y;

d. Duct vel oci t i es l ess t han 600 f pm; and

[ e. Sl ot vel oci t i es. ]

3. 2. 2. 4 St at i c Pr essur e Readi ngs

Take st at i c pr essur e r eadi ngs usi ng a pi t ot t ube and manomet er . The f ol l owi ng r eadi ngs ar e r equi r ed:

a. Hood st at i c pr essur e. Take r eadi ngs at a di st ance of one duct di amet er f r om t aper ed hoods, and 3 di amet er s f r om pl ai n or f l anged hoods;

b. Repl acement and exhaust f an i nl et and out l et st at i c pr essur e;

c. Room st at i c pr essur e as compar ed t o [ out door s] [ out s i de t he ar ea cont r ol l ed by i ndust r i al vent i l at i on] ;

[ d. Ai r c l eani ng devi ce i nl et and out l et st at i c pr essur e; and]

[ e. Br anch st at i c pr essur e i n t he r epl acement and exhaust ai r syst em submai n duct wor k. ]

Ver i f y t est i nst r ument r eadi ngs cor r espond wi t h at t ached st at i c pr essur e gages

3. 2. 2. 5 Cont r ol Syst em Check- Out

Test war ni ng syst em cont r ol s f or t he i ndust r i al vent i l at i on syst em i ncl udi ng t he f ol l owi ng:

a. Above and bel ow r ange al ar ms f or r oom st at i c pr essur e.

b. Fan mot or oper at i ng l i ght s.

[ c. Damper s oper at ed by t he cont r ol mot or . ]

[ d. Hood st at i c pr essur e. ]

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[ e. Di s l odged or r i pped f i l t r at i on equi pment . ]

[ f . Over l oaded ai r c l eani ng devi ce. ]

3. 2. 2. 6 Ot her Readi ngs

Take t he f ol l owi ng r eadi ngs on each day t est i ng i s per f or med:

a. Temper at ur e r eadi ngs af t er t he syst em has st abi l i zed and has been r unni ng f or at l east 4 hour s:

( 1) Wet bul b and dr y bul b t emper at ur e of anci l l ar y r ooms, wor kspaces, r epl acement ai r , out s i de ai r , [ r et ur n ai r , ] [ and] [ mi xed ai r ] .

( 2) Ext er nal t emper at ur e f or f an and mot or bear i ngs on vent i l at i on equipment.

b. Recor d bar omet r i c pr essur e and al t i t ude.

3. 2. 3 Syst em Mar ki ngs

Mar k t he set t i ngs and t est por t s t o r e- eval uat e t he i ndust r i al vent i l at i on syst em dur i ng f ol l ow- up t est s. Label t est poi nt s bef or e submi t t i ng t he r epor t . Use spr ay pai nt or anot her accept abl e pr act i ce, i . e. per manent mar ker , t o mar k t he ai r f l ow adj ust i ng devi ces [ such as val ves, spl i t t er s, damper s, and bl ast gat es] , so t he devi ces can be r et ur ned t o t hei r or i gi nal posi t i on i f an unaut hor i zed adj ust ment i s made.

3. 2. 4 Test Ver i f i cat i on

Not i f y Cont r act i ng Of f i cer [ 30] [ _____] cal endar days pr i or t o conduct i ng t he Test Ver i f i cat i on. I n t he pr esence of t he Cont r act i ng Of f i cer , t he t est engi neer shal l r epeat at l east [ 10] [ 20] [ _____] per cent of t he t est f or each r epl acement and exhaust ai r syst em t o ver i f y t he r esul t s. As a mi ni mum, r e- t est t he f ol l owi ng r eadi ngs:

a. Tot al vol ume f l ow f or each f an;

b. I nl et and out l et st at i c pr essur e f or each f an;

c. Vol ume f l ow and hood st at i c pr essur e f or t he hood wi t h t he l ongest duct r un f r om t he exhaust f an; [ and]

d. Hood vol ume f l ow r at es and t ot al syst em vol ume f l ow r at es whi ch di sagr ee wi t h t he desi gn val ue; [ and]

[ e. Di f f er ent i al pr essur e acr oss each ai r pol l ut i on cont r ol devi ce] .

3. 2. 4. 1 Test Resul t Di sagr eement s

St at i c and vel oci t y pr essur e t est r eadi ngs shal l be wi t hi n pl us or mi nus [ 10] [ _____] per cent of t he ver i f i cat i on r eadi ngs. When t he di f f er ence bet ween t est and ver i f i cat i on r eadi ngs ar e gr eat er t han t hese accept abl e val ues, t he t est engi neer shal l :

a. Recal cul at e t he t est and ver i f i cat i on r esul t s.

b. Recal i br at e t est equi pment .

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c. Ret est t he ent i r e syst em.

d. Ver i f y t he r esul t s.

3. 2. 5 Test Engi neer s Out - Br i ef

Pr ovi de a ver bal summar y f or t he Cont r act i ng Of f i cer descr i bi ng t he condi t i on of t he i ndust r i al vent i l at i on syst em. Repor t t est dat a t hat does not meet t he desi gn cr i t er i a as def i ned i n par agr aph ent i t l ed " Fi el d Test Repor t s. "

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