VOL2.PDF

VOLUME 2 OF 3

SOLICITATION NO: W9127820R0004

CADD CODE: MEF17001

SPECIFICATIONS

FOR

FUEL TANK REPLACEMENT

PATRICK AIR FORCE BASE, FLORIDA

(BREVARD COUNTY)

“GOOD ENGINEERING RESULTS IN A BETTER ENVIRONMENT”

U.S. ARMY ENGINEER DISTRICT, MOBILE

109 St. Joseph St

Mobile, Alabama 36602

This page was intentionally left blank for duplex printing.

REPLACE FUEL TANKS W9127820R0004

PATRICK AIR FORCE BASE, FLORIDA MEF17001

Table of Contents Page 1

TABLE OF CONTENTS

VOLUME 1 OF 3

CHECKLIST FOR PREPARATION OF OFFERS

BIDDING REQUIREMENTS

Contract Clauses

STANDARD FORM 1442 - SOLICITATION, OFFER, AND AWARD

BIDDING SCHEDULE

EXPLANATION OF BID ITEMS

STANDARD FORM 24 - BID BOND

STANDARD FORM 28 - AFFIDAVIT OF INDIVIDUAL SURETY

STANDARD FORM LLL - DISCLOSURE OF LOBBYING ACTIVITIES

00 11 00 PROPOSAL SUBMISSION REQUIREMENTS AND INSTRUCTIONS

00 12 00 EVALUATION CRITERIA AND BASIS OF AWARD

00 21 16 INSTRUCTION TO PROPOSERS

00 45 00 REPRESENTATIONS AND CERTIFICATIONS

00 70 00 CONTRACT CLAUSES

CESAM FORM 1151, PROMPT PAYMENT CERTIFICATION AND SUPPORTING

DATA FOR CONTRACTOR PROGRESS PAYMENT INVOICE

SPECIFICATIONS

DIVISION 01 - GENERAL REQUIREMENTS

01 00 00 ADDITIONAL SPECIAL CONTRACT REQUIREMENTS

EP310-1-6a PROJECT SIGNS

DD FORM 1354

DD FORM 1354 CHECKLIST

WAGE RATES

01 00 01 GENERAL CONTRACT REQUIREMENTS

01 32 01.00 10 PROJECT SCHEDULE

01 33 00 SUBMITTAL PROCEDURES

SUBMITTAL REGISTER

FORM 4025

01 35 26 GOVERNMENTAL SAFETY REQUIREMENTS

01 42 00 SOURCES FOR REFERENCE PUBLICATIONS

01 45 00.00 10 QUALITY CONTROL

01 45 00.15 10 RESIDENT MANAGEMENT SYSTEM CONTRACTOR MODE (RMS CM)

SAM FORM 696

01 50 00 TEMPORARY CONSTRUCTION FACILITIES AND CONTROLS

01 57 19 TEMPORARY ENVIRONMENTAL CONTROLS

01 74 19 CONSTRUCTION AND DEMOLITION WASTE MANAGEMENT

01 78 23 OPERATION AND MAINTENANCE DATA

01 78 23.33 OPERATION AND MAINTENANCE MANUALS FOR AVIATION FUEL SYSTEMS

DIVISION 02 – EXISTING CONDITIONS

02 41 00 DEMOLITION

DIVISION 03 – CONCRETE

03 30 00 CAST-IN-PLACE CONCRETE

Table of Contents Page 2

DIVISON 04 – MASONRY

04 20 00 UNIT MASONRY

DIVIONS 05 – METALS

05 12 00 STRUCTURAL STEEL

05 21 00 STEEL JOIST FRAMING

05 30 00 STEEL DECKS

05 40 00 COLD-FORMED METAL FRAMING

05 50 13 MISCELLANEOUS METAL FABRICATION

05 50 14 STRUCTURAL METAL FABRICATIONS

05 51 00 METAL STAIRS

05 51 33 METAL LADDERS

05 52 00 METAL RAILINGS

DIVISION 06 – WOOD, PLASTICS, AND COMPOSITES

06 10 00 ROUGH CARPENTRY

06 61 16 SOLID POLYMER (SOLID SURFACING) FABRICATIONS

VOLUME 2 OF 3

DIVISION 07 – THERMAL AND MOISTURE PROTECTION

07 05 23 PRESSURE TESTING AN AIR BARRIER SYSTEM FOR AIR TIGHTNESS

07 13 53 ELASTOMERIC SHEET WATERPROOFING

07 21 13 BOARD AND BLOCK INSULATION

07 21 16 MINERAL FIBER BLANKET INSULATION

07 21 29 SPRAYED INSULATION

07 22 00 ROOF AND DECK INSULATION

07 27 10.00 10 BUILDING AIR BARRIER SYSTEM

07 27 26 FLUID-APPLIED MEMBRANE AIR BARRIERS

07 52 00 MODIFIED BITUMINOUS MEMBRANE ROOFING

07 60 00 FLASHING AND SHEET METAL

07 84 00 FIRESTOPPING

07 92 00 JOINT SEALANTS

DIVIONS 08 – OPENINGS

08 11 13 STEEL DOORS AND FRAMES

08 71 00 DOOR HARDWARE

08 81 00 GLAZING

08 88 10 FIRE RATED HURRICANE SYSTEM GLAZING AND FRAMING

08 91 00 METAL WALL LOUVERS

DIVISION 09 – FINISHES

09 22 00 SUPPORTS FOR PLASTER AND GYPSUM BOARD

09 29 00 GYPSUM BOARD

09 51 00 ACOUSTICAL CEILINGS

09 65 00 RESILIENT FLOORING

09 90 00 PAINTS AND COATINGS

09 97 13.17 THREE COAT EPOXY INTERIOR COATING OF WELDED STEEL PETROLEUM

FUEL TANKS

09 97 13.27 EXTERIOR COATING OF STEEL STRUCTURES

Table of Contents Page 3

DIVISION 10 – SPECIALTIES

10 44 16 FIRE EXTINGUISHERS

DIVISION 12 - FURNISHINGS

12 21 00 WINDOW BLINDS

DIVISION 13 - SPECIAL CONSTRUCTION

13 34 19 METAL BUILDING SYSTEMS

DIVISION 22 – PLUMBING

22 00 00 PLUMBING, GENERAL PURPOSE

22 07 19 PLUMBING PIPING INSULATION

DIVISION 23 – HEATING, VENTILATING, AND AIR CONDITIONGING (HVAC)

23 00 00 AIR SUPPLY, DISTRIBUTION, VENTILATION & EXHAUST SYSTEMS

23 23 00 REFRIGERANT PIPING

23 81 00.00 20 UNITARY AIR CONDITIONING EQUIPMENT

DIVISION 26 – ELECTRICAL

26 00 00.00 20 BASIC ELECTRICAL MATERIALS AND METHODS

26 08 00 APPARATUS INSPECTION AND TESTING

26 12 19.10 THREE-PHASE PAD-MOUNTED TRANSFORMERS

26 20 00 INTERIOR DISTRIBUTION SYSTEM

26 41 00 LIGHTNING PROTECTION SYSTEM

26 42 14.00 10 CATHODIC PROTECTION SYSTEM (SACRIFICIAL ANODE)

26 42 17.00 10 CATHODIC PROTECTION SYSTEM (IMPRESSED CURRENT)

26 51 00 INTERIOR LIGHTING

26 56 00 EXTERIOR LIGHTING

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

28 31 00.00 10 FIRE DETECTION AND ALARM SYSTEM, DIRECT CURRENT LOOP

VOLUME 3 OF 3

DIVISION 31 – EARTHWORK

31 00 00 EARTHWORK

31 31 16.13 CHEMICAL TERMITE CONTROL

31 32 11 SOIL SURFACE EROSION CONTROL

DIVISION 32 – EXTERIOR IMPROVEMENTS

32 01 19 FIELD MOLDED SEALANTS FOR SEALING JOINTS IN RIGID PAVEMENTS

32 11 23 GRADED-CRUSHED AGGREGATE BASE COURSE

32 12 16 HOT-MIX ASPHALT (HMA) FOR ROADS

32 13 15.20 CONCRETE PAVEMENT FOR CONTAINMENT DIKES

32 15 00 AGGREGATE SURFACING

32 16 13 CONCRETE SIDEWALKS AND CURBS AND GUTTERS

Table of Contents Page 4

32 31 13.53 HIGH-SECURITY CHAIN LINK FENCES AND GATES

32 92 19 SEEDING

DIVISION 33 – UTILITIES

33 01 50.01 CLEANING FUEL STORAGE TANKS

33 08 55 COMMISSIONING OF FUEL FACILITY SYSTEMS

ATTACHMENT 1 – EQUIPMENT TESTS

ATTACHMENT 2 – PERFORMANCE TESTING

33 09 53 AVIATION FUEL PUMP CONTROL AND ANNUNCIATION SYSTEM

33 11 00 WATER DISTRIBUTION SYSTEM

33 40 00 STORM DRAINAGE UTILITIES

33 52 43.11 AVIATION FUEL MECHANICAL EQUIPMENT

33 52 43.13 AVIATION FUEL PIPING

33 52 43.14 AVIATION FUEL CONTROL VALVES

33 52 43.23 AVIATION FUEL PUMPS

33 52 43.28 FILTER SEPARATOR, AVIATION FUELING SYSTEM

33 56 13.13 STEEL TANKS WITH FIXED ROOFS

33 56 13.15 UNDERTANK INTERSTITIAL SPACE

33 56 19 FUEL IMPERMEABLE LINER SYSTEM

33 71 02 UNDERGROUND ELECTRICAL DISTRIBUTION

APPENDICES

APPENDIX A GEOTECHNICAL REPORT

APPENDIX B OFFLOAD PIPING DRAWINGS

--End of Project Table of Contents--

PATRI CK AI R FORCE BASE, FLORI DA MEF17001

SECTI ON 07 05 23

PRESSURE TESTI NG AN AI R BARRI ER SYSTEM FOR AI R TI GHTNESS

05/14

PART 1 GENERAL

1. 1 SUMMARY

Empl oy an i ndependent agency t o conduct t he pr essur e t est on t he bui l di ng envel ope i n accor dance wi t h t hi s speci f i cat i on sect i on and ASTM E779.

1. 2 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 enced wi t hi n t he t ext by t he basi c desi gnat i on onl y.

AMERI CAN SOCI ETY FOR NONDESTRUCTI VE TESTI NG ( ASNT)

ANSI / ASNT CP- 189 ( 2011) ASNT St andar d f or Qual i f i cat i on and Cer t i f i cat i on of Nondest r uct i ve Test i ng Per sonnel ( ANSI / ASNT CP- 105- 2006)

ASNT CP- 105 ( 2011) ASNT St andar d Topi cal Out l i nes f or Qual i f i cat i on of Nondest r uct i ve Test i ng Per sonnel - I t em No. 2821

ASNT SNT- TC- 1A ( 2014) Recommended Pr act i ce f or Per sonnel Qual i f i cat i on and Cer t i f i cat i on i n Nondest r uct i ve Test i ng

ASTM I NTERNATI ONAL ( ASTM)

ASTM D3464 ( 1996; R 2014) St andar d Test Met hod f or Aver age Vel oci t y i n a Duct Usi ng a Ther mal Anemometer

ASTM E1186 ( 2003; R 2009) St andar d Pr act i ces f or Ai r Leakage Si t e Det ect i on i n Bui l di ng Envel opes and Ai r Bar r i er Syst ems

ASTM E1827 ( 2011) St andar d Test Met hods f or Det er mi ni ng Ai r t i ght ness of Bui l di ngs Usi ng an Or i f i ce Bl ower Door

ASTM E2029 ( 2011) St andar d Test Met hod f or Vol umet r i c and Mass Fl ow Rat e Measur ement i n a Duct Usi ng Tr acer Gas Di l ut i on

ASTM E779 ( 2010) St andar d Test Met hod f or Det er mi ni ng Ai r Leakage Rat e by Fan Pressurization

I NTERNATI ONAL ORGANI ZATI ON FOR STANDARDI ZATI ON ( I SO)

I SO 6781 ( 1983) Ther mal I nsul at i on - Qual i t at i ve

SECTI ON 07 05 23 Page 1

Det ect i on of Ther mal I r r egul ar i t i es i n Bui l di ng Envel opes - I nf r ar ed Met hod

1. 3 DEFINITIONS

The f ol l owi ng t er ms as t hey appl y t o t hi s sect i on:

1. 3. 1 Ai r Bar r i er Envel ope

The sur f ace t hat separ at es t he i nsi de ai r f r om t he out s i de ai r . The combi nat i on of ai r bar r i er assembl i es and ai r bar r i er component s, connect ed by ai r bar r i er accessor i es ar e desi gned t o pr ovi de a cont i nuous bar r i er t o t he movement of ai r t hr ough an envi r onment al separ at or . A s i ngl e bui l di ng may have mor e t han one ai r bar r i er envel ope. The ai r bar r i er sur f ace i ncl udes t he t op, bot t om, and si des of t he envel ope. The t er m " ai r bar r i er envel ope" i s al so known as " ai r bar r i er syst em" or s i mpl y " ai r bar r i er " .

1. 3. 2 Ai r Leakage Rat e

How l eaky, or conver sel y how ai r t i ght a bui l di ng envel ope i s. The ai r l eakage i s nor mal l y descr i bed i n t er ms of ai r f l ow r at e f or t he sur f ace ar ea of t he envel ope at a def i ned di f f er ent i al pr essur e.

1. 3. 3 Bi as Pr essur e

Al so known as zer o f l ow pr essur e, basel i ne pr essur e, of f set pr essur e or backgr ound pr essur e. Wi t h t he envel ope not ar t i f i c i al l y pr essur i zed, bi as i s t he di f f er ent i al pr essur e t hat al ways exi st s bet ween t he envel ope t hat has been pr epar ed ( seal ed) f or t he pr essur e t est and t he out door s. Bi as pr essur e i s made up of t wo component s, f i xed st at i c of f set ( usual l y due t o st ack ef f ect or t he HVAC syst em) and f l uct uat i ng pr essur e ( usual l y due t o wi nd or a movi ng el evat or ) . Because of pr essur e f l uct uat i ons many bi as pr essur e r eadi ngs ar e r ecor ded and aver aged f or use i n t he cal cul at i ons.

1. 3. 4 Bl ower Door

Commonl y used t er m f or an appar at us used t o pr essur i ze and depr essur i ze t he space wi t hi n t he bui l di ng envel ope and quant i f y ai r l eakage t hr ough t he envel ope. The bl ower door t ypi cal l y i ncl udes a door f an and an ai r r esi st ant f abr i c or a ser i es of har d panel s t hat ext ends t o cover and seal t he door openi ng bet ween t he f an shr oud and door f r ame. The door f an i s a cal i br at ed f an capabl e of measur i ng ai r f l ow and i s usual l y pl aced i n t he openi ng of an ext er i or door . Wi t h t he ai r bar r i er ot her wi se seal ed, ai r pr oduced by t he door f an pr essur i zes or de- pr essur i zes t he envel ope, dependi ng on t he f an' s or i ent at i on.

1. 3. 5 Envi r onment al Separ at or

The par t s of a bui l di ng t hat separ at e t he cont r ol l ed i nt er i or envi r onment f r om t he uncont r ol l ed ext er i or envi r onment , or t hat separ at e spaces wi t hi n a bui l di ng t hat have di ssi mi l ar envi r onment s. The t er m " envi r onment al separ at or " i s al so known as t he " cont r ol l ayer " .

1. 3. 6 Pr essur e Test

A gener i c t er m f or a t est i n whi ch t he envel ope i s ei t her pr essur i zed or de- pr essur i zed wi t h r espect t o t he out door s.

SECTI ON 07 05 23 Page 2

1. 3. 6. 1 Negat i ve Pr essur e Test ( Depr essur i zat i on Test )

A t est wher ei n ai r i nsi de t he envel ope i s dr awn t o t he out door s. Thi s pl aces t he envel ope at a l ower ( negat i ve) pr essur e wi t h r espect t o t he outdoors.

1. 3. 6. 2 Posi t i ve Pr essur e Test ( Pr essur i zat i on Test )

A t est wher ei n out door ai r i s pushed i nt o t he envel ope. Thi s ai r movement pl aces t he envel ope at a hi gher ( posi t i ve) pr essur e wi t h r espect t o t he outdoors.

1. 4 WORK PLAN

Submi t t he f ol l owi ng 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 pr essur e t est i ng wor k, st eps t o be t aken by t he l ead pr essur e t est t echni c i an t o accompl i sh t he r equi r ed t est i ng.

a. Memor andum of t est pr ocedur e.

( 1) Pr oposed dat es f or conduct i ng t he pr essur e, t her mogr aphi c and f og tests.

( 2) Submi t det ai l ed pr essur e t est pr ocedur es pr i or t o t he t est .

Pr ovi de a pl an v i ew showi ng pr oposed l ocat i ons ( per sonnel door s or ot her s i mi l ar openi ngs) t o i nst al l bl ower door s or f l exi bl e duct s ( f or t r ai l er - mount ed f ans) , i f used.

b. Test equi pment t o be used.

c. Scaf f ol di ng, sci ssor l i f t s , power , el ect r i cal ext ensi on cor ds, duct t ape, pl ast i c sheet i ng and ot her Cont r act or ' s suppor t equi pment r equi r ed t o per f or m al l t est s.

d. Ot her Cont r act or ' s suppor t per sonnel who wi l l be on s i t e f or t est i ng.

1. 5 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 i nf or mat i on onl y. When used, a desi gnat i on f ol l owi ng t he " G" desi gnat i on i dent i f i es t he of f i ce t hat wi l l r evi ew t he submi t t al f or t he Gover nment . 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- 01 Pr econst r uct i on Submi t t al s

Wor k Pl an; G

SD- 03 Pr oduct Dat a

Ther mal I magi ng Camer a; G

SD- 05 Desi gn Dat a

Envel ope Sur f ace Ar ea Cal cul at i ons; G

SD- 07 Cer t i f i cat es

Pr essur e Test Agency

SECTI ON 07 05 23 Page 3

Ther mogr apher Qual i f i cat i ons Test I nst r ument s Dat e Of Last Cal i br at i on

SD- 06 Test Repor t s

Pr essur e Test Pr ocedur es; G Ai r Leakage Test Repor t ; G Di agnost i c Test Repor t ; G

No l at er t han 14 days af t er compl et i on of t he pr essur e t est , submi t 6 copi es of an or gani zed r epor t bound i n a dur abl e 3- r i ng bi nder . The r epor t i s t o 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. Submi t t he Ai r Leakage Test Repor t as descr i bed i n par agr aph AI R LEAKAGE TEST REPORT. Submi t a di agnost i c t est r epor t as descr i bed i n par agr aph LOCATI NG LEAKS BY DI AGNOSTI C TESTI NG. The di agnost i c t est r epor t i s t o i ncl ude t he Ther mogr aphi c I nvest i gat i on Repor t and t he Fog Test Repor t ( i f performed).

Submi t f i el d dat a and compl et ed r epor t f or ms f ound i n t he appendi ces. Use t he sampl e f or ms, Test Agency Qual i f i cat i on Sheet , Ai r Leakage Test For m and Ai r Leakage Test Resul t s For m t o summar i ze t he t est s f or t he appr opr i at e bui l di ng envel ope. Submi t bot h el ect r oni cal l y popul at ed and f i el d hand f i l l ed- i n f or ms.

Repor t Dat a. I ncl ude i n t he r epor t t he f ol l owi ng i nf or mat i on f or al l t est s:

a. Dat e of I ssue

b. Pr oj ect t i t l e and number

c. Name, addr ess, and t el ephone number of t est i ng agency

d. Dat es and l ocat i ons of sampl es and t est s or i nspect i ons

e. Names of i ndi v i dual s maki ng t he i nspect i on or t est f . Desi gnat i on of t he wor k and t est met hod

g. I dent i f i cat i on of pr oduct and Speci f i cat i on Sect i on

h. Compl et e i nspect i on or t est dat a i . Test r esul t s and an i nt er pr et at i on of t est r esul t s j . Comment s or pr of essi onal opi ni on on whet her i nspect ed or t est ed wor k compl i es wi t h cont r act document r equi r ement s

k. Recommendat i ons on r et est i ng

1. 6 QUALI TY ASSURANCE

1. 6. 1 Modi f i cat i on of Ref er ences

Per f or m al l pr essur e and di agnost i c t est s 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 REFERENCES 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. 6. 2 Qualifications

1. 6. 2. 1 Pr essur e Test Agency

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 pr essur e t est agency i s not af f i l i at ed wi t h any ot her

SECTI ON 07 05 23 Page 4 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 i s l i mi t ed t o pr essur e t est i ng t he bui l di ng envel ope, per f or mi ng a t her mogr aphy t est and f og t est , and i nvest i gat i ng, t hr ough var i ous met hods, t he l ocat i on of ai r l eaks t hr ough t he ai r bar r i er . See par agr aph PRESSURE TEST AGENCY f or addi t i onal r equi r ement s. For t her mogr apher qual i f i cat i ons, see par agr aph THERMOGRAPHER QUALI FI CATI ONS.

Use t he sampl e TEST AGENCY QUALI FI CATI ONS SHEET f or m ( Appendi x C) , 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 2 year s of exper i ence as an agency i n pr essur e t est i ng commer ci al and/ or i ndust r i al bui l di ngs.

b. Li st of at l east t en commer ci al / i ndust r i al f ac i l i t i es wi t h bui l di ng envel opes t hat t he agency has t est ed wi t hi n t he past 2 year s. I ncl ude bui l di ng name, addr ess, and name of pr i me const r uct i on cont r act or and cont r act or ' s poi nt - of - cont act i nf or mat i on.

c. Conf i r mat i on of 2 year s of commer ci al and or i ndust r i al bui l di ng pr essur e t est exper i ence f or t he l ead pr essur e t est t echni c i an and t he t her mogr apher i n usi ng t he speci f i ed ASTM E779 t est i ng st andar d.

Ref er ences f r om f i ve Cont r act i ng Of f i cer s f or f aci l i t i es wher e t he l ead t est t echni c i an has super vi sed commer ci al and or i ndust r i al bui l di ng pr essur e t est s i n t he l ast 2 year s.

d. Ver i f i cat i on t hat t he l ead pr essur e t est t echni c i an has been empl oyed by a bui l di ng pr essur e t est i ng agency i n t he capaci t y of a l ead pr essur e t est t echni c i an f or not l ess t han 1 year .

1. 6. 2. 2 Ther mogr apher Qual i f i cat i ons

To per f or m an i nf r ar ed di agnost i c eval uat i on, use a l ead t her mogr apher who has at l east an act i ve Level I I Cer t i f i cat i on t hat i s based on t he r equi r ement s i n ASNT CP- 105 or ANSI / ASNT CP- 189 and i s i n accor dance wi t h ASNT SNT- TC- 1A. The cour se of st udy i s t o be speci f i cal l y f ocused on i nf r ar ed t her mogr aphy f or bui l di ng sci ence. The t her mogr apher must have at l east t wo year s of bui l di ng sci ence t her mogr aphy exper i ence i n I R t est i ng commer ci al or i ndust r i al bui l di ngs. The t her mogr apher must al so have exper i ence i n bui l di ng envel opes and bui l di ng sci ence i n or der t o make ef f ect i ve r ecommendat i ons t o t he cont r act or shoul d t he envel ope r equi r e addi t i onal seal i ng. Submi t t he t her mogr apher ' s cer t i f i cat e f or appr oval .

Submi t a l i s t of at l east t en commer ci al / i ndust r i al bui l di ngs on whi ch t he t her mogr apher has per f or med I R t her mogr aphy i n t he past t wo year s. The t her mogr apher i s t o have a cur r ent act i ve cer t i f i cat i on. Submi t cer t i f i cat i on at l east 60 days pr i or t o t her mogr aphy t est i ng.

1. 6. 3 Test I nst r ument s And Dat e Of Last Cal i br at i on

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 most r ecent cal i br at i on.

1. 7 CLI MATE CONDI TI ONS SUI TABLE FOR A PRESSURE TEST

As t he t est dat e appr oaches, moni t or t he weat her f or ecast f or t he t est s i t e. Avoi d t est i ng on days f or ecast t o exper i ence hi gh wi nds, r ai n, or snow. Moni t or weat her f or ecast s pr i or t o shi ppi ng pr essur e t est equi pment t o t he s i t e. Pr ef er r ed ambi ent weat her t est condi t i ons as st at ed i n ASTM E779 ar e 0 t o 4 mph wi nds and an ambi ent t emper at ur e r ange of 41 - 95

SECTI ON 07 05 23 Page 5 degr ees F. Based on cur r ent and f or ecast weat her condi t i ons, t he Cont r act i ng Of f i cer ' s r epr esent at i ve i s t o gr ant f i nal appr oval f or t est i ng t o occur .

1. 7. 1 Rain

Rai n can t empor ar i l y seal r oof and wal l assembl i es so t hat t hey l eak l ess t han under no- r ai n condi t i ons. Do not t est dur i ng r ai n or i f r ai n i s ant i c i pat ed dur i ng t est i ng. I f pneumat i c hoses ar e i nst al l ed and exposed t o r ai n i nspect t he hose t o i nsur e r ai nwat er has not mi gr at ed i nt o t he hose ends. Or i ent al l exposed hose ends t o keep t hem out of wat er puddl es.

Success i n t empor ar i l y seal i ng out door vent i l at i on component s such as l ouver s and exhaust f ans may al so be compr omi sed by r ai n. Don' t seal r oof - mount ed vent i l at i on component s dur i ng t i mes of pot ent i al l i ght ni ng.

1. 7. 2 Wind

Because wi nd can skew pr essur e t est r esul t s, t est onl y on days and at t i mes when wi nds ar e ant i c i pat ed t o be t he cal mest . Avoi d pr essur e t est i ng dur i ng gust y or hi gh wi nd condi t i ons.

PART 2 PRODUCTS

2. 1 PRESSURE TEST EQUI PMENT

Dependi ng on s i t e condi t i ons and si ze of t he envel ope, t he t est may be conduct ed usi ng bl ower door equi pment and/ or t r ai l er - mount ed f ans or t he bui l di ng' s own suppl y ai r syst em. The t est i ng agency i s t o suppl y suf f i c i ent quant i t y of bl ower equi pment t hat wi l l pr oduce a mi ni mum of 75 Pa di f f er ent i al pr essur e bet ween t he envel ope and out door s usi ng t he t est met hods descr i bed her ei n. Suppl y i ng addi t i onal bl ower t est equi pment t o pr ovi de addi t i onal ai r f l ow capaci t y or t o act as a backup i s hi ghl y recommended.

2. 1. 1 Bl ower Door Fans and Tr ai l er Mount ed Fans

Each ai r f l ow measur i ng syst em i ncl udi ng bl ower door f ans and t r ai l er mount ed f ans ar e t o be cal i br at ed wi t hi n t he l ast 3 year s i n accor dance with ASTM E1827. Cal i br at ed bl ower door f ans and t r ai l er mount ed f ans must measur e accur at el y t o wi t hi n pl us or mi nus 5 per cent of t he f l ow r eadi ng.

Bl ower door equi pment and t r ai l er mount ed f ans ar e t o be speci f i cal l y desi gned t o pr essur i ze bui l di ng envel opes. Each set of bl ower door equi pment i s t o i ncl ude f an( s) , di gi t al gage( s) , door f r ame, door f abr i c or har d panel s.

2. 1. 2 Di gi t al Gages as Test I nst r ument s

Use onl y di gi t al gages as measur i ng i nst r ument s i n t he pr essur e t est ;

anal og gages ar e not accept abl e. The gauges must be accur at e t o wi t hi n 1. 0 per cent of t he pr essur e r eadi ng or 0. 15 Pa, whi chever i s gr eat er . Each gage i s t o have been cal i br at ed wi t hi n t wo year s of t he t est . The cal i br at i on i s t o be checked agai nst a Nat i onal I nst i t ut e of St andar ds and Technol ogy ( NI ST, f or mer l y Nat i onal Bur eau of St andar ds) t r aceabl e st andar d.

2. 2 THERMAL I MAGI NG CAMERA REQUI REMENTS

The t her mal i magi ng camer a used i n t he t her mogr aphy t est must have a t her mal sensi t i v i t y ( Noi se Equi val ent Temper at ur e Di f f er ence. ) of +/ - 0. 18 degr ees F at 86 degr ees F or l ess. Ensur e t he camer a' s oper at i ng spect r al

SECTI ON 07 05 23 Page 6 r ange f al l s bet ween 2 and 15 mi cr omet er s. Ensur e t he camer a' s I R i mage vi ewi ng scr een r esol ut i on measur es at l east 240x180 pi xel s. Ensur e t he camer a has a means of r ecor di ng t her mal i mages seen on t he camer a v i ewi ng scr een. The camer a i s t o di spl ay out put as i ndi v i dual st i l l f r ame i mages t hat al so can be downl oaded and i nser t ed i nt o an el ect r oni c Ther mogr aphi c I nvest i gat i on Repor t . Submi t camer a make and model , and cat al og i nf or mat i on t hat def i nes t he camer a t her mal sensi t i v i t y f or appr oval .

PART 3 EXECUTI ON

3. 1 PRESSURE TEST AGENCY

The t est agency i s t o be an i ndependent t hi r d par t y subcont r act or , not an af f i l i at ed or subsi di ar y of t he pr i me cont r act or , subcont r act or s or A/ E f i r m. The agency i s t o be r egul ar l y engaged i n pr essur e t est i ng of commer ci al / i ndust r i al bui l di ng envel opes. I f usi ng bl ower door or t r ai l er - mount ed f ans, t he l ead t est t echni c i an must have at l east t wo year s of exper i ence i n usi ng such equi pment i n bui l di ng envel ope pr essur i zat i on t est s. For mal t r ai ni ng usi ng pr essur e t est equi pment i s hi ghl y r ecommended. Techni c i ans usi ng t he bui l di ng' s ai r handl i ng syst em f or pr essur e t est i ng ar e t o have t est ed at l east f i ve commer ci al / i ndust r i al bui l di ngs wi t hi n t he past t wo year s wi t h each bui l di ng havi ng over 50, 000 squar e f eet of f l oor ar ea. Submi t t he name, addr ess and f l oor ar eas of each of t hese f i ve bui l di ngs f or appr oval .

3. 1. 1 Fi el d Wor k

The l ead pr essur e t est t echni c i an and t her mogr apher ar e t o 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 i s t o be r esponsi bl e f or conduct i ng, super vi s i ng, and managi ng of t hei r r espect i ve t est wor k.

Management i ncl udes heal t h and saf et y of t est agency empl oyees.

3. 1. 2 Repor t i ng Wor k

The l ead pr essur e t est t echni c i an i s t o pr epar e, s i gn, and dat e t he t est agenda, equi pment l i s t , and submi t a cer t i f i ed Ai r Leakage Test Repor t .

The t her mogr apher i s t o pr epar e, s i gn, and dat e t he t est agenda, equi pment l i s t , and submi t a cer t i f i ed Ther mogr aphi c I nvest i gat i on Repor t . The cont r act or i s t o pr epar e a f i nal r epor t t hat i dent i f i es i mpr ovement s t hat wer e made t o t he envel ope t o r educe l eaks, mi t i gat e t her mal br i dgi ng, el i mi nat e moi st ur e mi gr at i on, or r epai r i nsul at i on voi ds di scover ed dur i ng di agnost i c t est s. Joi nt l y submi t al l r epor t s.

3. 2 ENVELOPE SURFACE AREA CALCULATI ON

The ar chi t ect ur al ai r bar r i er boundar y i ncl udes t he f l oor , wal l s, and cei l i ng. Af t er const r uct i on of t he ai r bar r i er envel ope i s compl et e, f i el d measur e t he envel ope t o ensur e t he physi cal measur ement s mat ch t he desi gn dr awi ngs and t he ai r bar r i er envel ope sur f ace ar ea cal cul at i ons. I f t he measur ement s ar e not consi st ent wi t h t he def i ned ai r bar r i er boundar y as i ndi cat ed, r e- cal cul at e t he envel ope sur f ace ar ea and submi t t he envel ope sur f ace ar ea cal cul at i on and r esul t s f or r evi ew. I f t he ai r bar r i er was def i ned dur i ng desi gn but t he ai r bar r i er envel ope sur f ace ar ea was not cal cul at ed, cal cul at e i t dur i ng const r uct i on and submi t t he envel ope sur f ace ar ea cal cul at i ons and r esul t f or r evi ew.

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3. 3 PREPARI NG THE BUI LDI NG ENVELOPE FOR THE PRESSURE TEST

3. 3. 1 Test i ng Dur i ng Const r uct i on

The pr essur e t est cannot be conduct ed unt i l al l component s of t he ai r bar r i er syst em have been i nst al l ed. Af t er al l seal i ng as descr i bed her ei n has been compl et ed, i nspect t he envel ope t o ensur e i t has been adequat el y pr epar ed. Dur i ng t he pr essur e t est , st op al l ongoi ng const r uct i on wi t hi n and nei ghbor i ng t he envel ope whi ch may i mpact t he t est or t he ai r bar r i er i nt egr i t y. The pr essur e t est may be conduct ed bef or e f i ni shes t hat ar e not par t of t he ai r bar r i er envel ope have been i nst al l ed. For exampl e, i f suspended cei l i ng t i l e, i nt er i or gypsum boar d or c l addi ng syst ems ar e not par t of t he ai r bar r i er t he t est can be conduct ed bef or e t hey ar e i nst al l ed. Recommend t est i ng pr i or t o i nst al l i ng t he f i ni shed cei l i ngs wi t hi n t he envel ope and i mmedi at el y sur r oundi ng i t . The absence of f i ni shed cei l i ngs al l ows f or i nspect i on and di agnost i c t est i ng of t he r oof / wal l i nt er f ace and f or i mpl ement at i on of r epai r s t o t he ai r bar r i er , i f necessar y t o compl y wi t h t he maxi mum al l owed l eakage.

3. 3. 2 Seal i ng The Ai r Bar r i er Envel ope

Seal al l penet r at i ons t hr ough t he ai r bar r i er . Unavoi dabl e penet r at i ons due t o el ect r i cal boxes or condui t , pl umbi ng, and ot her assembl i es t hat ar e not ai r t i ght ar e t o be made so by seal i ng t he assembl y and t he i nt er f ace bet ween t he assembl y and t he ai r bar r i er or by ext endi ng t he ai r bar r i er over t he assembl y. Suppor t t he ai r bar r i er so as t o wi t hst and t he maxi mum posi t i ve and negat i ve ai r pr essur e t o be pl aced on t he bui l di ng wi t hout di spl acement or damage, and t r ansf er t he l oad t o t he st r uct ur e. Dur abl y const r uct t he ai r bar r i er t o l ast t he ant i c i pat ed ser vi ce l i f e of t he assembl y and t o wi t hst and t he maxi mum posi t i ve and negat i ve pr essur es pl aced on i t dur i ng pr essur e t est i ng. Do not i nst al l l i ght i ng f i x t ur es t hat ar e equi pped wi t h vent i l at i on hol es t hr ough t he ai r bar r i er .

3. 3. 3 Seal i ng Pl umbi ng

Pr i me al l pl umbi ng t r aps l ocat ed wi t hi n t he envel ope f ul l of wat er .

3. 3. 4 Cl ose and Lock Door s

Cl ose and l ock al l door s and wi ndows i n t he envel ope per i met er . For door s not equi pped wi t h l at chi ng har dwar e, t empor ar i l y secur e t hem i n t he c l osed posi t i on. Secur e t he door s i n such a way t hat t hey r emai n f ul l y c l osed even when t he maxi mum ant i c i pat ed di f f er ent i al ai r pr essur e pr oduced dur i ng t he t est act s on t hem.

3. 3. 5 Hol d Excl uded Bui l di ng Ar eas at t he Out door Pr essur e Level

Keep bui l di ng ar eas i mmedi at el y sur r oundi ng but excl uded f r om t he t est envel ope at t he out door pr essur e l evel dur i ng t he pr essur e t est . Mai nt ai n t hese ar eas at t he out door pr essur e l evel by pr oppi ng ext er i or door s open, openi ng wi ndows and de- ener gi z i ng al l ai r movi ng devi ces i n or ser v i ng t hese ar eas.

3. 3. 6 Mai nt ai n an Even Pr essur e wi t hi n t he Envel ope

Ensur e t he pr essur e di f f er ences wi t hi n t he envel ope ar e mi ni mi zed by openi ng al l i nt er nal ai r pat hways i ncl udi ng pr oppi ng open al l i nt er i or door s. Di st r i but e t est f ans t hr oughout t he envel ope as necessar y t o ensur e t he i nt er nal pr essur es ar e uni f or m ( wi t hi n 10 per cent of t he aver age

SECTI ON 07 05 23 Page 8 di f f er ent i al pr essur e) . I deal l y, suspended cei l i ngs wi l l not be i nst al l ed unt i l af t er al l pr essur e t est s have been compl et ed. I f , however t he envel ope i ncl udes f i ni shed suspended cei l i ng spaces, t empor ar i l y r emove appr oxi mat el y 5 per cent of al l cei l i ng t i l es or a mi ni mum of 1 t i l e f r om each i sol at ed suspended cei l i ng space, whi chever compr i ses t he gr eat est sur f ace ar ea. Tempor ar i l y r emove addi t i onal cei l i ng t i l es dur i ng t est i ng t o al l ow f or i nspect i on and di agnost i c t est i ng of t he cei l i ng/ wal l interface.

3. 3. 7 Mai nt ai n Access t o Mechani cal and El ect r i cal Rooms

Mai nt ai n access t o mechani cal r ooms and el ect r i cal r ooms associ at ed wi t h t he envel ope t o al l ow f or de- ener gi z i ng vent i l at i on equi pment and r eset t i ng c i r cui t br eaker s t r i pped by bl ower door equi pment , i f used.

3. 3. 8 Mi ni mi ze Pot ent i al f or Bl owi ng Dust and Debr i s

Because hi gh vel oci t y ai r may be bl own i nt o and out of t he envel ope dur i ng t he t est , debr i s , i ncl udi ng dust and l i t t er , may become ai r bor ne.

Ai r bor ne debr i s may become t r apped or ent angl ed i n t est equi pment , t her eby skewi ng t est r esul t s. Ensur e ar eas wi t hi n and sur r oundi ng t he envel ope ar e f r ee of dust , l i t t er and const r uct i on mat er i al s t hat ar e easi l y ai r bor ne.

I f pr essur i z i ng exi st i ng, occupi ed ar eas, pr ovi de adequat e not i ce t o bui l di ng occupant s of bl owi ng dust and debr i s, and gener al di sr upt i on of nor mal act i v i t i es dur i ng t he t est .

3. 3. 9 De- ener gi ze Ai r Movi ng Devi ces

De- ener gi ze al l ai r movi ng devi ces ser vi ng t he envel ope t o keep ai r wi t hi n t he envel ope as st i l l as r easonabl y achi evabl e. De- ener gi ze al l f ans t hat del i ver ai r t o, exhaust ai r f r om, or r eci r cul at e ai r wi t hi n t he envel ope.

Al so de- ener gi ze al l f ans ser vi ng ar eas adj acent t o but excl uded f r om t he envelope.

3. 3. 10 I nst al l i ng Bl ower Door Equi pment i n a Door Openi ng

Wher e bl ower door f ans ar e used, bef or e i nst al l i ng bl ower door equi pment , sel ect a door openi ng t hat does not r est r i c t ai r f l ow i nt o and out of t he envel ope and has at l east 5 f eet c l ear di st ance i n f r ont of and behi nd t he door openi ng. Di sconnect t he door act uat or and secur e t he door open t o pr event i t f r om bei ng dr awn i nt o t he f an by f an pr essur e.

3. 4 BUI LDI NG ENVELOPE AI R TI GHTNESS REQUI REMENT

For each bui l di ng envel ope, per f or m t wo pr essur e t est s; t he Ar chi t ect ur al Onl y t est and t he Ar chi t ect ur al Pl us HVAC Syst em t est . The pur pose of t he pr essur e ( ai r l eakage) t est i s t o det er mi ne f i nal compl i ance wi t h t he ai r t i ght ness r equi r ement by demonst r at i ng t he per f or mance of t he cont i nuous ai r bar r i er . An ef f ect i ve ai r bar r i er envel ope mi ni mi zes i nf i l t r at i on and exf i l t r at i on t hr ough uni nt ended ai r pat hs ( l eaks) . The t est s may be per f or med i n any desi r ed or der .

3. 4. 1 Ar chi t ect ur al Onl y Test

The t est envel ope i s t he ar chi t ect ur al ai r bar r i er boundar y as def i ned on t he cont r act dr awi ngs. Thi s boundar y i ncl udes connect i ng wal l s, r oof and f l oor whi ch compr i se a compl et e, whol e, and cont i nuous t hr ee di mensi onal envel ope. Per f or m bot h a posi t i ve pr essur e t est and a negat i ve pr essur e t est on t hi s envel ope, unl ess ot her wi se di r ect ed.

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3. 4. 1. 1 Test Goal

I nput dat a f r om t he t est i nt o t he Ai r Leakage Rat e by Fan Pr essur i zat i on spr eadsheet as descr i bed i n par agr aph CALCULATI ON PROGRAM vi a t he Ai r Leakage Test For m. Compar e out put f r om t he spr eadsheet agai nst t he maxi mum al l owabl e l eakage def i ned i n Sect i on 07 27 26 FLUI D APPLI ED MEMBRANE AI R BARRI ERS. The envel ope passes t he t est i f t he l eakage r at e, as cal cul at ed usi ng t he spr eadsheet , i s equal t o or l ower t han t he Ar chi t ect ur al Onl y l eakage r at e goal .

3. 4. 1. 2 Pr epar i ng The Envel ope For The Pr essur e Test - Seal Al l Openi ngs Thr ough The Ai r Bar r i er

Tempor ar i l y c l ose al l per i met er wi ndows, r oof hat ches and door s i n t he envel ope per i met er except f or t hose door s t hat ar e t o r emai n open t o accommodat e bl ower door or t r ai l er mount ed f an t est equi pment i nst al l at i on. Seal , or i sol at e al l ot her i nt ent i onal openi ngs, pat hways and f enest r at i ons t hr ough t he ar chi t ect ur al envel ope pr i or t o pr essur e t est i ng. Fol l ow t he Recommended Test Envel ope Condi t i ons i dent i f i ed i n ASTM E1827, Tabl e 1, f or t he Cl osed Envel ope condi t i on. These openi ngs may i ncl ude boi l er f l ues, f uel - bur ni ng wat er heat er f l ues, f uel - bur ni ng k i t chen equi pment , c l ot hes dr yer vent s, f i r epl aces, wal l or cei l i ng gr i l l es, di f f user s et c. Bef or e seal i ng f l ues, c l ose t hei r associ at ed f uel val ves and ver i f y t he associ at ed pi l ot l i ght s ar e ext i ngui shed. Pr i me al l pl umbi ng t r aps l ocat ed wi t hi n t he envel ope f ul l of wat er . I n l i eu of appl y i ng t ape and/ or pl ast i c, Typi cal t empor ar y seal i ng mat er i al s i ncl ude t ape and sheet pl ast i c or a sel f - adhesi ve gr i l l e wr ap. Use and appl y t ape and pl ast i c i n a manner t hat does not def ace or r emove pai nt or mar t he f i ni sh of per manent sur f aces. Be especi al l y awar e of r esi due t hat may r emai n f r om t ape appl i ed t o st ai nl ess st eel sur f aces such as k i t chen hoods or r ol l up door s. For pai nt ed sur f aces, use t ape t ypes t hat wi l l not r emove f i ni sh pai nt when t he t ape i s r emoved. I f pai nt i s r emoved f r om t he f i ni shed sur f ace, r epai nt t o mat ch exi st i ng sur f aces. Secur e damper s c l osed ei t her manual l y or by usi ng t he bui l di ng' s HVAC syst em cont r ol s.

Use t he t abl e bel ow f or f ur t her gui dance i n bui l di ng pr epar at i on.

Bui l di ng Component Envel ope Condi t i on

Ai r handl i ng uni t s, duct f ans As f ound ( open) or t empor ar i l y seal ed as necessary

Cl ot hes dr yer Off

Cl ot hes dr yer vent s Tempor ar i l y seal ed

Damper s - i nt ake, exhaust Physi cal l y c l osed or c l osed usi ng cont r ol power or t empor ar i l y seal ed

Di f f user s, r egi st er s, gr i l l es wi t hi n t he envelope

Tempor ar i l y seal ed

Door s, per sonnel t ype, at t he envel ope perimeter

Secur ed cl osed

Door s, per sonnel t ype, wi t hi n t he envel ope Secur ed ( pr opped) open

Door s, r ol l - up t ype, at t he envel ope perimeter

Cl osed ( no addi t i onal seal i ng)

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Bui l di ng Component Envel ope Condi t i on

Exhaust hoods Cl osed* and t empor ar i l y seal ed

Fi r epl ace hear t h Tempor ar i l y seal ed *

Ki t chen hoods Tempor ar i l y seal ed *

Pi l ot l i ght and associ at ed f uel val ve Ext i ngui shed and cl osed, r espect i vel y

Vent ed combust i on appl i ance Tempor ar i l y seal ed *

Vent ed combust i on appl i ance exhaust f l ue Off

Windows Secur ed cl osed

* I f t he bui l di ng component has an associ at ed manual or aut omat i c damper , consi der secur i ng t he damper c l osed i n l i eu of t empor ar i l y seal i ng.

3. 4. 2 Ar chi t ect ur al Pl us HVAC Syst em Test

Thi s t est envel ope i ncl udes t he ar chi t ect ur al ai r bar r i er boundar y as def i ned on t he cont r act dr awi ngs pl us al l HVAC suppl y, r et ur n and exhaust syst ems t hat penet r at e and t er mi nat e wi t hi n sai d ar chi t ect ur al ai r bar r i er boundar y and t hat ext ends out war d f r om sai d boundar y. Al l associ at ed duct wor k, i nt ake and exhaust damper s, and ai r movi ng devi ces, i ncl udi ng ai r handl i ng uni t s and f ans, ar e i ncl uded i n t hi s t est envel ope even i f t hey ar e physi cal l y l ocat ed out s i de of t he ar chi t ect ur al ai r bar r i er boundar y.

The boundar y ext ends t o and i ncl udes t he l ow l eakage i nt ake and exhaust damper s. Per f or m bot h a posi t i ve pr essur e t est and a negat i ve pr essur e t est on t hi s envel ope, unl ess ot her wi se i ndi cat ed.

3. 4. 2. 1 Test Goal

Dat a f r om t he t est i s t o be i nput i nt o t he Ai r Leakage Rat e by Fan Pr essur i zat i on spr eadsheet as descr i bed i n par agr aph CALCULATI ON PROGRAM vi a t he Ai r Leakage Test For m. I f bot h a posi t i ve and negat i ve pr essur e t est s wer e per f or med, bot h dat a set s ar e t oget her t o be i nput i n t he spr eadsheet . Compar e out put f r om t he spr eadsheet agai nst t he l eakage r at e goal . The envel ope passes t he t est i f t he l eakage r at e, as cal cul at ed usi ng t he spr eadsheet , i s equal t o or l ower t han t he Ar chi t ect ur al Pl us HVAC Syst em l eakage r at e goal .

3. 4. 2. 2 Pr epar i ng t he Bui l di ng f or t he Pr essur e Test

I n pr epar at i on of t hi s t est , de- ener gi ze al l ai r movi ng devi ces wi t hi n t hi s envel ope by put t i ng t hei r cont r ol s i n t he Unoccupi ed mode. Thi s al l ows t he bui l di ng' s HVAC cont r ol s t o c l ose al l associ at ed mot or i zed i nt ake, exhaust , and r el i ef damper s. Make no ot her changes t o t he HVAC syst ems.

Tempor ar i l y seal i ng di f f user s, gr i l l es, r egi st er s, k i t chen hoods, exhaust hoods, f ans, ai r handl i ng uni t s and al l ot her HVAC syst em el ement s wi t h t ape and/ or pl ast i c sheet i ng or any ot her means i s not al l owed. I f t he envel ope i ncl udes a f i r epl ace hear t h do not seal i t wi t h t ape and pl ast i c.

Use t he t abl e bel ow f or f ur t her gui dance i n bui l di ng pr epar at i on.

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Bui l di ng Component Envel ope Condi t i on

Ai r handl i ng uni t s, duct f ans As f ound ( open)

Cl ot hes dr yer Off

Cl ot hes dr yer vent s As f ound ( no pr epar at i on)

Damper s - i nt ake, exhaust As f ound ( no pr epar at i on)

Di f f user s, r egi st er s, gr i l l es wi t hi n t he envelope

As f ound ( open)

Door s, per sonnel t ype, at t he envel ope perimeter

Secur ed cl osed

Door s, per sonnel t ype, wi t hi n t he envel ope Secur ed ( pr opped) open

Door s, r ol l - up t ype, at t he envel ope perimeter

Cl osed ( no pr epar at i on)

Exhaust hoods Closed

Fi r epl ace hear t h As f ound ( open)

Ki t chen hoods As f ound ( open)

Pi l ot l i ght and associ at ed f uel val ve Ext i ngui shed and cl osed, r espect i vel y

Vent ed combust i on appl i ance Off

Vent ed combust i on appl i ance exhaust f l ue As f ound ( open)

Windows Secur ed cl osed

3. 5 CONDUCTI NG THE PRESSURE TEST

Not i f y t he Cont r act i ng Of f i cer at l east 10 wor ki ng days bef or e conduct i ng t he pr essur e t est s t o pr ovi de t he Gover nment t he oppor t uni t y t o wi t ness t he t est s and t o moni t or weat her f or ecast s f or condi t i ons f avor abl e f or t est i ng. Do not pr essur e t est unt i l ver i f y i ng t hat t he cont i nuous ai r bar r i er i s i n pl ace and i nst al l ed wi t hout f ai l ur es i n accor dance wi t h i nst al l at i on i nst r uct i ons. Dur i ng t he pr essur e t est per i odi cal l y i nspect t empor ar i l y seal ed i t ems t o ensur e t hey ar e st i l l seal ed. Seal s on t empor ar i l y seal ed i t ems t end t o r el ease mor e r eadi l y at hi gher pr essur es.

Test dat a obt ai ned af t er t empor ar i l y seal ed i t ems become unseal ed cannot be used as i nput i nt o t he cal cul at i on pr ogr am. Fol l ow t he Envel ope Pr essur e Test Pr ocedur es i n t he par agr aphs bel ow. Submi t det ai l ed pr essur e t est pr ocedur es i ndi cat i ng t he t est appar at us, t he t est met hods and pr ocedur es, and t he anal ysi s met hods t o be empl oyed f or t he bui l di ng envel ope pr essur e ( ai r t i ght ness) t est . Submi t t hese pr ocedur es not l at er t han 60 days af t er Not i ce t o Pr oceed.

3. 5. 1 Ext end Pneumat i c Tubes and Est abl i sh a Ref er ence Di f f er ent i al Pressure

Conf i r m t he var i ous zones wi t hi n t he envel ope have a r el at i vel y uni f or m

SECTI ON 07 05 23 Page 12 i nt er i or pr essur e di st r i but i on by est abl i shi ng a r epr esent at i ve di f f er ent i al pr essur e bet ween t he envel ope and t he out door s wi t h bl ower door or t r ai l er - mount ed f ans oper at i ng. The number of i ndoor pr essur e di f f er ence measur ement s ( pneumat i c hoses) r equi r ed depends on t he number of i nt er i or zones separ at ed by bot t l e necks t hat coul d cr eat e s i gni f i cant pr essur e dr ops ( e. g. door ways and st ai r wel l s) . Ext end at l east f our pneumat i c hoses ( di f f er ent i al pr essur e moni t or i ng por t s) t o l ocat i ons wi t hi n t he envel ope t hat ar e physi cal l y opposi t e of each ot her . I n mul t i pl e st or y bui l di ngs, especi al l y t hose over t hr ee st or i es, ext end hoses t o mul t i pl e f l oor s. Locat e t he hose ends away f r om t he ef f ect s of ai r di schar ge f r om bl ower t est equi pment . Sel ect one of t he f our ( or mor e) i nt er i or hoses, one j udged by t he t est agency t o be t he most unaf f ect ed by ai r vel oci t y pr oduced by bl ower t est equi pment , t o ser ve as t he i nt er i or r ef er ence pr essur e por t . Ext end at l east one addi t i onal pneumat i c hose t o t he out door s ( out door pr essur e por t ) . To t he end of t hi s hose mani f ol d at l east f our hoses t oget her and t er mi nat e each hose on a di f f er ent s i de of t he bui l di ng. Wi t h t he envel ope seal ed and t he bl ower s ener gi zed, measur e t he di f f er ent i al pr essur e usi ng t he i nt er i or r ef er ence pr essur e por t and t he f our out door pr essur e por t s. Then measur e and r ecor d t he di f f er ent i al pr essur e by i ndi v i dual l y usi ng each of t he r emai ni ng t hr ee i nt er i or hoses.

Ensur e each r eadi ng i s wi t hi n pl us or mi nus 10 per cent of t he r ef er ence r eadi ng. Thus at an aver age 75 Pa maxi mum pr essur e di f f er ence acr oss t he envel ope, t he di f f er ence bet ween t he hi ghest and l owest i nt er i or pr essur e di f f er ence measur ement s shoul d be 15 Pa or l ess. I f t hi s condi t i on cannot be met , at t empt t o cr eat e addi t i onal ai r pat hways wi t hi n t he envel ope t o mi ni mi ze pr essur e di f f er ences wi t hi n t he envel ope. I f necessar y, move t he i nt er i or hose ends. See st ep 2. 13 of t he Ai r Leakage Test For m i n Appendi x A.

3. 5. 2 Bi as Pr essur e Readi ngs

Wi t h t he f an pr essur i zat i on equi pment de- ener gi zed and t he envel ope seal ed, obt ai n t he di f f er ent i al pr essur e bet ween t he out door s and t he envel ope.

Recor d 12 bi as pr essur e r eadi ngs bef or e t he pr essur e t est and 12 bi as pr essur e r eadi ngs af t er t he pr essur e t est . Each r eadi ng i s t he aver age of t en or mor e 1- second measur ement s. I ncl ude posi t i ve and negat i ve s i gns f or each r eadi ng. To hel p dampen bi as pr essur es t hat s i gni f i cant l y cont r i but e t o t est pr essur e, r educe t emper at ur e di f f er ences bet ween i ndoor and out door ai r . Temper at ur e di f f er ences can be r educed by oper at i ng t est f an equi pment f or a f ew mi nut es t o r epl ace most of t he i ndoor ai r wi t h out door air.

3. 5. 3 Test i ng i n Bot h Posi t i ve and Negat i ve Di r ect i ons

The pr ef er r ed met hod f or t est i ng a bui l di ng envel ope i s t o t est i n bot h t he pr essur i zed and depr essur i zed di r ect i ons. Test i ng i n one di r ect i on i s onl y al l owed i f opposi t e di r ect i on t est i ng cannot l ogi st i cal l y be per f or med due t o t est equi pment l i mi t at i ons or r est r i c t i ons. Af t er obt ai ni ng t he pr e- t est bi as di f f er ent i al pr essur e r eadi ngs, conduct t he pr essur e t est .

Recor d t he envel ope pr essur es ( i n uni t s of Pascal s) f r om one i nt er i or pneumat i c hose ( moni t or i ng por t ) and t he out door pneumat i c hose( s) , aver aged or mani f ol ded, wi t h cor r espondi ng f l ows ( i n uni t s of cf m) f or each f an. Recor d t he f l ow r at es at at l east 10 t o 12 posi t i ve and 10 t o 12 negat i ve bui l di ng pr essur e r eadi ngs. I f conduct i ng bot h posi t i ve and negat i ve pr essur e t est s t he l owest al l owabl e t est pr essur e i s 40 Pa and t he hi ghest t est pr essur e i s 85 Pa. Keep at l east 25 Pa di f f er ence bet ween t he l owest and hi ghest t est pr essur e r eadi ngs. I ncl ude t he 75 Pa pr essur e val ue bet ween t he l owest and hi ghest r eadi ngs. The 10 t o 12 r eadi ngs i n each di r ect i on ar e t o be r oughl y evenl y spaced al ong t he r ange of pr essur es

SECTI ON 07 05 23 Page 13 and f l ows. Af t er t est i ng i s compl et e de- ener gi ze t he equi pment used t o pr ovi de pr essur i zat i on and obt ai n an addi t i onal 10 t o 12 post - t est bi as pr essur e r eadi ngs. None of t he bi as pr essur e r eadi ngs ar e al l owed t o exceed 30 per cent of t he mi ni mum t est pr essur e. I f t hese l i mi t s ar e exceeded t he t est f ai l s and must be r epeat ed.

3. 5. 4 Si ngl e Di r ect i on Test i ng

Af t er obt ai ni ng t he 12 af or ement i oned bi as pr essur e r eadi ngs, conduct t he posi t i ve pr essur e t est . Obt ai n f l ow r at es at 10 t o 12 r oughl y evenl y spaced pr essur e r eadi ngs over a pr essur e r ange of 25 t o 50 Pa. Af t er t he dat a i s r ecor ded, de- ener gi ze t he bl ower equi pment and obt ai n an addi t i onal 10 t o 12 bi as pr essur e r eadi ngs. None of t he bi as pr essur e r eadi ngs must exceed 10 per cent of t he mi ni mum t est pr essur e. I f t hese l i mi t s ar e exceeded t he t est f ai l s .

3. 5. 5 Usi ng a Bui l di ng' s Own Ai r Handl i ng Syst em t o Pr essur e Test an Envelope

3. 5. 5. 1 Test Set up

Tempor ar i l y seal t he envel ope i n a manner s i mi l ar t o t hat f or t est i ng wi t h bl ower door or t r ai l er - mount ed f ans. To posi t i vel y pr essur i ze t he envel ope, de- ener gi ze al l vent i l at i on equi pment and cl ose al l associ at ed damper s, except t hose out s i de ai r i nt ake damper s associ at ed wi t h suppl y f ans t hat wi l l be used t o pr essur i ze t he bui l di ng envel ope. Ful l y open t hese damper s. For t he negat i ve pr essur e t est , de- ener gi ze al l vent i l at i on equi pment except f or t hose f ans t hat wi l l be used t o de- pr essur i ze t he envel ope. Al l damper s associ at ed wi t h de- ener gi zed f ans ar e t o be c l osed and al l exhaust damper s associ at ed wi t h f ans used t o de- pr essur i ze t he envel ope wi l l be f ul l y opened.

3. 5. 5. 2 Measur i ng Ai r f l ows

When usi ng t he bui l di ng' s own ai r handl i ng syst em t o pr essur e t est t he envel ope, ai r f l ows can gener al l y be measur ed usi ng one of t he f ol l owi ng methods:

a. Pi t ot t ube or hot wi r e anemomet er t r aver se i n accor dance wi t h ASTM D3464.

b. Pr essur e compensat ed shr ouds ( especi al l y r ecommended f or r oof t op exhaust f ans)

c. Tr acer gas met hods f or measur i ng ai r f l ows i n duct s i n accor dance wi t h ASTM E2029. Do not use t r acer gas decay, const ant i nj ect i on and const ant concent r at i on met hods f or est i mat i ng t he t ot al vent i l at i on r at e of t he envel ope.

3. 5. 5. 3 Out door Ai r Fl ow Measur i ng St at i ons

Ai r f l ow st at i ons may be used t o measur e out door ai r f l ows i f one of t he above met hods i s used t o check accur acy of at l east one ai r f l ow r eadi ng f or each st at i on or i f t he desi gn of t he HVAC syst em speci f i cal l y pl aced out door ai r f l ow st at i ons i n l ocat i ons t hat wi l l y i el d accur at e r esul t s.

Fi el d ver i f y t he accur acy of r eadi…