09 90 00.pdf

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

SECTI ON 09 90 00

PAI NTS AND COATI NGS

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.

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

ACGI H 0100 ( 2015) Document at i on of t he Thr eshol d Li mi t Val ues and Bi ol ogi cal Exposur e Indices

ASTM I NTERNATI ONAL ( ASTM)

ASTM D235 ( 2002; R 2012) Mi ner al Spi r i t s ( Pet r ol eum Spi r i t s) ( Hydr ocar bon Dr y Cl eani ng Sol vent )

ASTM D4214 ( 2007; R 2015) St andar d Test Met hod f or Eval uat i ng t he Degr ee of Chal k i ng of Ext er i or Pai nt Fi l ms

ASTM D4263 ( 1983; R 2012) I ndi cat i ng Moi st ur e i n Concr et e by t he Pl ast i c Sheet Met hod

ASTM D4444 ( 2013) Use and Cal i br at i on of Hand- Hel d Moi st ur e Met er s

ASTM D523 ( 2014) St andar d Test Met hod f or Specul ar Gloss

ASTM D6386 ( 2010) St andar d Pr act i ce f or Pr epar at i on of Zi nc ( Hot - Di p Gal vani zed) Coat ed I r on and St eel Pr oduct and Har dwar e Sur f aces f or Pai nt i ng

ASTM F1869 ( 2016) Measur i ng Moi st ur e Vapor Emi ssi on Rat e of Concr et e Subf l oor Usi ng Anhydr ous Cal ci um Chl or i de

MASTER PAI NTERS I NSTI TUTE ( MPI )

MPI 10 ( Oct 2009) Ext er i or Lat ex, Fl at , MPI Gl oss Level 1

MPI 101 ( Oct 2009) Epoxy Ant i - Cor r osi ve Met al Primer

MPI 107 ( Oct 2009) Rust I nhi bi t i ve Pr i mer (Water-Based)

MPI 108 ( Oct 2009) Hi gh Bui l d Epoxy Coat i ng, Low

Apr i l 2019 Page 1 SECTI ON 09 90 00

Gloss

MPI 11 ( Oct 2009) Ext er i or Lat ex, Semi - Gl oss, MPI Gl oss Level 5

MPI 113 ( Oct 2009) Ext er i or Pi gment ed El ast omer i c Coat i ng ( Wat er Based)

MPI 119 ( Oct 2009) Ext er i or Lat ex, Gl oss

MPI 134 ( Oct 2009) Gal vani zed Pr i mer ( Wat er based)

MPI 139 ( Oct 2009) I nt er i or Hi gh Per f or mance Lat ex, MPI Gl oss Level 3

MPI 141 ( Oct 2009) I nt er i or Hi gh Per f or mance Lat ex MPI Gl oss Level 5

MPI 145 ( Oct 2009) I nst i t ut i onal Low Odor / VOC I nt er i or Lat ex, MPI Gl oss Level 3

MPI 146 ( Oct 2009) I nst i t ut i onal Low Odor / VOC I nt er i or Lat ex, MPI Gl oss Level 4

MPI 147 ( May 2016) I nst i t ut i onal Low Odor / VOC I nt er i or Lat ex, Semi - Gl oss, MPI Gl oss Level 5

MPI 153 ( Oct 2009) I nt er i or W. B. Li ght I ndust r i al Coat i ng, Semi - Gl oss, MPI Gl oss Level 5

MPI 16 ( Oct 2009) Ext er i or Lat ex- Based Sol i d Hi de Stain

MPI 161 ( Oct 2009) Ext er i or W. B. Li ght I ndust r i al Coat i ng, MPI Gl oss Level 3

MPI 163 ( Oct 2009) Ext er i or W. B. Li ght I ndust r i al Coat i ng, Semi - Gl oss, MPI Gl oss Level 5

MPI 164 ( Oct 2009) Ext er i or W. B. Li ght I ndust r i al Coat i ng, Gl oss, MPI Gl oss Level 6

MPI 27 ( Oct 2009) Ext er i or / I nt er i or Al kyd Fl oor Enamel , Gl oss

MPI 31 ( Oct 2009) Pol yur et hane, Moi st ur e Cur ed, Cl ear Gl oss

MPI 39 ( Oct 2009) I nt er i or Lat ex- Based Wood Pr i mer

MPI 4 ( Oct 2009) I nt er i or / Ext er i or Lat ex Bl ock Filler

MPI 42 ( Oct 2009) Lat ex St ucco and Masonr y Text ur ed Coat i ng

MPI 5 ( Oct 2009) Ext er i or Al kyd Wood Pr i mer

Apr i l 2019 Page 2 SECTI ON 09 90 00

MPI 50 ( Oct 2009) I nt er i or Lat ex Pr i mer Seal er

MPI 52 ( Oct 2009) I nt er i or Lat ex, MPI Gl oss Level

MPI 54 ( Oct 2009) I nt er i or Lat ex, Semi - Gl oss, MPI Gl oss Level 5

MPI 56 ( Oct 2009) I nt er i or Oi l Modi f i ed Ur et hane Cl ear Gl oss

MPI 57 ( Oct 2009) I nt er i or Oi l Modi f i ed Ur et hane Cl ear Sat i n

MPI 6 ( Oct 2009) Ext er i or Lat ex Wood Pr i mer

MPI 68 ( Oct 2009) I nt er i or / Ext er i or Lat ex Fl oor Enamel , Gl oss

MPI 7 ( Oct 2009) Ext er i or Oi l Wood Pr i mer

MPI 77 ( Oct 2009) Epoxy Gl oss

MPI 79 ( Oct 2009) Al kyd Ant i - Cor r osi ve Met al Primer

MPI 90 ( Oct 2009) I nt er i or Wood St ai n, Semi-Transparent

MPI 95 ( Oct 2009) Qui ck Dr yi ng Pr i mer f or Al umi num

SOCI ETY FOR PROTECTI VE COATI NGS ( SSPC)

SSPC 7/ NACE No. 4 ( 2007; E 2004) Br ush- Of f Bl ast Cl eani ng

SSPC Gui de 6 ( 2015) Gui de f or Cont ai ni ng Sur f ace Pr epar at i on Debr i s Gener at ed Dur i ng Pai nt Removal Oper at i ons

SSPC Gui de 7 ( 2004; E 2004) Gui de t o t he Di sposal of Lead- Cont ami nat ed Sur f ace Pr epar at i on Debris

SSPC PA 1 ( 2000; E 2004) Shop, Fi el d, and Mai nt enance Pai nt i ng of St eel

SSPC PA Gui de 3 ( 1982; E 1995) A Gui de t o Saf et y i n Pai nt Application

SSPC Pai nt 18 ( 1982; E 2004) Chl or i nat ed Rubber I nt er medi at e Coat Pai nt

SSPC SP 1 ( 2015) Sol vent Cl eani ng

SSPC SP 10/ NACE No. 2 ( 2007) Near - Whi t e Bl ast Cl eani ng

SSPC SP 12/ NACE No. 5 ( 2002) Sur f ace Pr epar at i on and Cl eani ng of Met al s by Wat er j et t i ng Pr i or t o Recoat i ng

Apr i l 2019 Page 3 SECTI ON 09 90 00

SSPC SP 2 ( 1982; E 2000; E 2004) Hand Tool Cl eani ng

SSPC SP 3 ( 1982; E 2004) Power Tool Cl eani ng

SSPC SP 6/ NACE No. 3 ( 2007) Commer ci al Bl ast Cl eani ng

SSPC VI S 1 ( 2002; E 2004) Gui de and Ref er ence Phot ogr aphs f or St eel Sur f aces Pr epar ed by Dr y Abr asi ve Bl ast Cl eani ng

SSPC VI S 3 ( 2004) Gui de and Ref er ence Phot ogr aphs f or St eel Sur f aces Pr epar ed by Hand and Power Tool Cl eani ng

SSPC VI S 4/ NACE VI S 7 ( 1998; E 2000; E 2004) Gui de and Ref er ence Phot ogr aphs f or St eel Sur f aces Pr epar ed by Waterjetting

U. S. ARMY CORPS OF ENGI NEERS ( USACE)

EM 385- 1- 1 ( 2014) Saf et y and Heal t h Requi r ement s Manual

U. S. DEPARTMENT OF DEFENSE ( DOD)

MIL-STD-101 ( 2014; Rev C) Col or Code f or Pi pel i nes and f or Compr essed Gas Cyl i nder s

U. S. FEDERAL AVI ATI ON ADMI NI STRATI ON ( FAA)

FAA AC 70/ 7460- 1 ( 2015; Rev L) Obst r uct i on Mar ki ng and Lighting

U. S. GENERAL SERVI CES ADMI NI STRATI ON ( GSA)

FED-STD-313 ( 2014; Rev E) Mat er i al Saf et y Dat a, Tr anspor t at i on Dat a and Di sposal Dat a f or Hazar dous Mat er i al s Fur ni shed t o Gover nment Act i v i t i es

U. S. NATI ONAL ARCHI VES AND RECORDS ADMI NI STRATI ON ( NARA)

29 CFR 1910. 1000 Ai r Cont ami nant s

29 CFR 1910. 1025 Lead

29 CFR 1926. 62 Lead

1. 2 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 he f ol l owi ng i n accor dance wi t h Sect i on 01 33 00

SUBMI TTAL PROCEDURES:

The cur r ent MPI , " Appr oved Pr oduct Li st " whi ch l i s t s pai nt by br and, l abel , pr oduct name and pr oduct code as of t he dat e of cont r act awar d, wi l l be used t o det er mi ne compl i ance wi t h t he submi t t al r equi r ement s of t hi s speci f i cat i on. The Cont r act or may choose t o use a subsequent MPI

Apr i l 2019 Page 4 SECTI ON 09 90 00

" Appr oved Pr oduct Li st " , however , onl y one l i s t may be used f or t he ent i r e cont r act and each coat i ng syst em i s t o be f r om a si ngl e manuf act ur er . Al l coat s on a par t i cul ar subst r at e must be f r om a si ngl e manuf act ur er . No var i at i on f r om t he MPI Appr oved Pr oduct s Li st i s accept abl e.

Sampl es of speci f i ed mat er i al s may be t aken and t est ed f or compl i ance wi t h speci f i cat i on r equi r ement s.

SD- 02 Shop Dr awi ngs

Pi pi ng i dent i f i cat i on

Submi t col or st enci l codes

SD- 03 Pr oduct Dat a

Coat i ng; G

Manuf act ur er ' s Techni cal Dat a Sheet s

SD- 04 Sampl es

Col or ; G

Submi t manuf act ur er ' s sampl es of pai nt col or s. Cr oss r ef er ence col or sampl es t o col or scheme as i ndi cat ed.

SD- 07 Cer t i f i cat es

Appl i cat or ' s qual i f i cat i ons

Qual i f i cat i on Test i ng l abor at or y f or coat i ngs; G

SD- 08 Manuf act ur er ' s I nst r uct i ons

Appl i cat i on i nst r uct i ons

Mixing

Det ai l ed mi xi ng i nst r uct i ons, mi ni mum and maxi mum appl i cat i on t emper at ur e and humi di t y, pot l i f e, and cur i ng and dr yi ng t i mes bet ween coat s.

Manuf act ur er ' s Mat er i al Saf et y Dat a Sheet s

Submi t manuf act ur er ' s Mat er i al Saf et y Dat a Sheet s f or coat i ngs, sol vent s, and ot her pot ent i al l y hazar dous mat er i al s, as def i ned i n

FED-STD-313 .

SD- 10 Oper at i on and Mai nt enance Dat a

Coat i ngs; G

Pr epr i nt ed cl eani ng and mai nt enance i nst r uct i ons f or al l coat i ng syst ems shal l be pr ovi ded.

Apr i l 2019 Page 5 SECTI ON 09 90 00

1. 3 APPLI CATOR' S QUALI FI CATI ONS

1. 3. 1 Cont r act or Qual i f i cat i on

Submi t t he name, addr ess, t el ephone number , FAX number , and e- mai l addr ess of t he cont r act or t hat wi l l be per f or mi ng al l sur f ace pr epar at i on and coat i ng appl i cat i on. Submi t evi dence t hat key per sonnel have successf ul l y per f or med sur f ace pr epar at i on and appl i cat i on of coat i ngs on a mi ni mum of t hr ee si mi l ar pr oj ect s wi t hi n t he past t hr ee year s. Li st i nf or mat i on by i ndi v i dual and i ncl ude t he f ol l owi ng:

a. Name of i ndi v i dual and pr oposed posi t i on f or t hi s wor k.

b. I nf or mat i on about each pr evi ous assi gnment i ncl udi ng:

Posi t i on or r esponsi bi l i t y

Empl oyer ( i f ot her t han t he Cont r act or )

Name of f aci l i t y owner

Mai l i ng addr ess and t el ephone number of f aci l i t y owner

Name of i ndi v i dual i n f aci l i t y owner ' s or gani zat i on who can be cont act ed as a r ef er ence

Locat i on, s i ze and descr i pt i on of st r uct ur e

Dat es wor k was car r i ed out

Descr i pt i on of wor k car r i ed out on st r uct ur e

1. 4 QUALI TY ASSURANCE

1. 4. 1 Fi el d Sampl es and Test s

The Cont r act i ng Of f i cer may choose up t o t wo coat i ngs t hat have been del i ver ed t o t he s i t e t o be t est ed at no cost t o t he Gover nment . Take sampl es of each chosen pr oduct as speci f i ed i n t he par agr aph " Sampl i ng Pr ocedur es. " Test each chosen pr oduct as speci f i ed i n t he par agr aph " Test i ng Pr ocedur e. " Pr oduct s whi ch do not conf or m, shal l be r emoved f r om t he j ob s i t e and r epl aced wi t h new pr oduct s t hat conf or m t o t he r ef er enced speci f i cat i on. Test i ng of r epl acement pr oduct s t hat f ai l ed i ni t i al t est i ng shal l be at no cost t o t he Gover nment .

1. 4. 1. 1 Sampl i ng Pr ocedur e

The Cont r act i ng Of f i cer wi l l sel ect pai nt at r andom f r om t he pr oduct s t hat have been del i ver ed t o t he j ob s i t e f or sampl e t est i ng. The Cont r act or shal l pr ovi de one quar t sampl es of t he sel ect ed pai nt mat er i al s. The sampl es shal l be t aken i n t he pr esence of t he Cont r act i ng Of f i cer , and l abel ed, i dent i f y i ng each sampl e. Pr ovi de l abel s i n accor dance wi t h t he par agr aph " Packagi ng, Label i ng, and St or age" of t hi s speci f i cat i on.

Apr i l 2019 Page 6 SECTI ON 09 90 00

1. 4. 1. 2 Test i ng Pr ocedur e

Pr ovi de Bat ch Qual i t y Conf or mance Test i ng f or speci f i ed pr oduct s, as def i ned by and per f or med by MPI . As an al t er nat i ve t o Bat ch Qual i t y Conf or mance Test i ng, t he Cont r act or may pr ovi de Qual i f i cat i on Test i ng f or speci f i ed pr oduct s above t o t he appr opr i at e MPI pr oduct speci f i cat i on, usi ng t he t hi r d- par t y l abor at or y appr oved under t he par agr aph " Qual i f i cat i on Test i ng" l abor at or y f or coat i ngs. The qual i f i cat i on t est i ng l ab r epor t shal l i ncl ude t he backup dat a and summar y of t he t est r esul t s. The summar y shal l l i s t al l of t he r ef er ence speci f i cat i on r equi r ement s and t he r esul t of each t est . The summar y shal l c l ear l y i ndi cat e whet her t he t est ed pai nt meet s each t est r equi r ement . Not e t hat Qual i f i cat i on Test i ng may t ake 4 t o 6 weeks t o per f or m, due t o t he ext ent of t est i ng r equi r ed.

Submi t name, addr ess, t el ephone number , FAX number , and e- mai l addr ess of t he i ndependent t hi r d par t y l abor at or y sel ect ed t o per f or m t est i ng of coat i ng sampl es f or compl i ance wi t h speci f i cat i on r equi r ement s. Submi t document at i on t hat l abor at or y i s r egul ar l y engaged i n t est i ng of pai nt sampl es f or conf or mance wi t h speci f i cat i ons, and t hat empl oyees per f or mi ng t est i ng ar e qual i f i ed. I f t he Cont r act or chooses MPI t o per f or m t he Bat ch Qual i t y Conf or mance t est i ng, t he above submi t t al i nf or mat i on i s not r equi r ed, onl y a l et t er i s r equi r ed f r om t he Cont r act or st at i ng t hat MPI wi l l per f or m t he t est i ng.

1. 5 REGULATORY REQUI REMENTS

1. 5. 1 Envi r onment al Pr ot ect i on

I n addi t i on t o r equi r ement s speci f i ed el sewher e f or envi r onment al pr ot ect i on, pr ovi de coat i ng mat er i al s t hat conf or m t o t he r est r i ct i ons of t he l ocal Ai r Pol l ut i on Cont r ol Di st r i ct and r egi onal j ur i sdi ct i on.

Not i f y Cont r act i ng Of f i cer of any pai nt speci f i ed her ei n whi ch f ai l s t o conform.

1. 5. 2 Lead Cont ent

Do not use coat i ngs havi ng a l ead cont ent over 0. 06 per cent by wei ght of nonvol at i l e cont ent .

1. 5. 3 Chr omat e Cont ent

Do not use coat i ngs cont ai ni ng zi nc- chr omat e or st r ont i um- chr omat e.

1. 5. 4 Asbest os Cont ent

Mat er i al s shal l not cont ai n asbest os.

1. 5. 5 Mer cur y Cont ent

Mat er i al s shal l not cont ai n mer cur y or mer cur y compounds.

1. 5. 6 Silica

Abr asi ve bl ast medi a shal l not cont ai n f r ee cr yst al l i ne s i l i ca.

1. 5. 7 Human Car ci nogens

Mat er i al s shal l not cont ai n ACGI H 0100 conf i r med human car ci nogens ( A1) or

Apr i l 2019 Page 7 SECTI ON 09 90 00 suspect ed human car ci nogens ( A2) .

1. 6 PACKAGI NG, LABELI NG, AND STORAGE

Pai nt s shal l be i n seal ed cont ai ner s t hat l egi bl y show t he cont r act speci f i cat i on number , desi gnat i on name, f or mul a or speci f i cat i on number , bat ch number , col or , quant i t y, dat e of manuf act ur e, manuf act ur er ' s f or mul at i on number , manuf act ur er ' s di r ect i ons i ncl udi ng any war ni ngs and speci al pr ecaut i ons, and name and addr ess of manuf act ur er . Pi gment ed pai nt s shal l be f ur ni shed i n cont ai ner s not l ar ger t han 5 gal l ons. Pai nt s and t hi nner s shal l be st or ed i n accor dance wi t h t he manuf act ur er ' s wr i t t en di r ect i ons, and as a mi ni mum, st or ed of f t he gr ound, under cover , wi t h suf f i c i ent vent i l at i on t o pr event t he bui l dup of f l ammabl e vapor s, and at t emper at ur es bet ween 40 t o 95 degr ees F.

1. 7 SAFETY AND HEALTH

Appl y coat i ng mat er i al s usi ng saf et y met hods and equi pment i n accor dance wi t h t he f ol l owi ng:

Wor k shal l compl y wi t h appl i cabl e Feder al , St at e, and l ocal l aws and r egul at i ons, and wi t h t he ACCI DENT PREVENTI ON PLAN, i ncl udi ng t he Act i v i t y Hazar d Anal ysi s as speci f i ed i n Sect i on 00 71 00 GENERAL SAFETY REQURI EMENTS FOR CONSTRUCTI ON ON TI NKER AI R FORCE BASE and i n Appendi x A of EM 385- 1- 1. The Act i v i t y Hazar d Anal ysi s shal l i ncl ude anal yses of t he pot ent i al i mpact of pai nt i ng oper at i ons on pai nt i ng per sonnel and on ot her s i nvol ved i n and adj acent t o t he wor k zone.

1. 7. 1 Saf et y Met hods Used Dur i ng Coat i ng Appl i cat i on

Compl y wi t h t he r equi r ement s of SSPC PA Gui de 3.

1. 7. 2 Toxi c Mat er i al s

To pr ot ect per sonnel f r om over exposur e t o t oxi c mat er i al s, conf or m t o t he most st r i ngent gui dance of :

a. The appl i cabl e manuf act ur er ' s Mat er i al Saf et y Dat a Sheet s ( MSDS) or l ocal r egul at i on.

b. 29 CFR 1910. 1000.

c. ACGI H 0100, t hr eshol d l i mi t val ues.

d. The appr opr i at e OSHA st andar d i n 29 CFR 1910. 1025 and 29 CFR 1926. 62 f or sur f ace pr epar at i on on pai nt ed sur f aces cont ai ni ng l ead. Removal and di sposal of coat i ngs whi ch cont ai n l ead i s speci f i ed i n Sect i on

02 82 33. 13 20 REMOVAL/ CONTROL AND DI SPOSAL OF PAI NT WI TH LEAD. "

Addi t i onal gui dance i s gi ven i n SSPC Gui de 6 and SSPC Gui de 7. Ref er t o dr awi ngs f or l i s t of hazar dous mat er i al s l ocat ed on t hi s pr oj ect .

Cont r act or t o coor di nat e pai nt pr epar at i on act i v i t i es wi t h t hi s speci f i cat i on sect i on.

1. 8 ENVI RONMENTAL CONDI TI ONS

Compl y, at mi ni mum, wi t h manuf act ur er r ecommendat i ons f or space vent i l at i on dur i ng and af t er i nst al l at i on. I sol at e ar ea of appl i cat i on f r om r est of bui l di ng when appl y i ng hi gh- emi ssi on pai nt s or coat i ngs.

Apr i l 2019 Page 8 SECTI ON 09 90 00

1. 8. 1 Coatings

Do not appl y coat i ng when ai r or subst r at e condi t i ons ar e:

a. Less t han 5 degr ees F above dew poi nt ;

b. Bel ow 50 degr ees F or over 95 degr ees F, unl ess speci f i cal l y pr e- appr oved by t he Cont r act i ng Of f i cer and t he pr oduct manuf act ur er .

Under no ci r cumst ances shal l appl i cat i on condi t i ons exceed manuf act ur er r ecommendat i ons.

1. 9 COLOR SELECTI ON

Col or s of f i ni sh coat s shal l be as i ndi cat ed or speci f i ed i n t he cont r act document s. Wher e not i ndi cat ed or speci f i ed, col or s shal l be sel ect ed by t he Cont r act i ng Of f i cer . Manuf act ur er s ' names and col or i dent i f i cat i on ar e used f or t he pur pose of col or i dent i f i cat i on onl y. Named pr oduct s ar e accept abl e f or use onl y i f t hey conf or m t o speci f i ed r equi r ement s.

Pr oduct s of ot her manuf act ur er s ar e accept abl e i f t he col or s appr oxi mat e col or s i ndi cat ed and t he pr oduct conf or ms t o speci f i ed r equi r ement s.

Ti nt each coat pr ogr essi vel y dar ker t o enabl e conf i r mat i on of t he number of coat s.

Col or , t ext ur e, and pat t er n of wal l coat i ng syst ems shal l be as i ndi cat ed i n t he cont r act document s.

1. 10 LOCATI ON AND SURFACE TYPE TO BE PAI NTED

1. 10. 1 Pai nt i ng I ncl uded

Wher e a space or sur f ace i s i ndi cat ed t o be pai nt ed, i ncl ude t he f ol l owi ng unl ess i ndi cat ed ot her wi se.

a. Sur f aces behi nd por t abl e obj ect s and sur f ace mount ed ar t i c l es r eadi l y det achabl e by r emoval of f ast ener s, such as scr ews and bol t s.

b. New f act or y f i ni shed sur f aces t hat r equi r e i dent i f i cat i on or col or codi ng and f act or y f i ni shed sur f aces t hat ar e damaged dur i ng per f or mance of t he wor k.

c. Exi st i ng coat ed sur f aces t hat ar e damaged dur i ng per f or mance of t he work.

1. 10. 1. 1 Ext er i or Pai nt i ng

I ncl udes new sur f aces, exi st i ng coat ed sur f aces, and exi st i ng uncoat ed sur f aces, of t he bui l di ngs and appur t enances. Al so i ncl uded ar e exi st i ng coat ed sur f aces made bar e by c l eani ng oper at i ons.

1. 10. 1. 2 I nt er i or Pai nt i ng

I ncl udes new sur f aces, exi st i ng uncoat ed sur f aces, and exi st i ng coat ed sur f aces of t he bui l di ngs and appur t enances as i ndi cat ed and exi st i ng coat ed sur f aces made bar e by c l eani ng oper at i ons. Wher e a space or sur f ace i s i ndi cat ed t o be pai nt ed, i ncl ude t he f ol l owi ng i t ems, unl ess i ndi cat ed ot her wi se.

a. Exposed col umns, gi r der s, beams, j oi st s, and met al deck; and

Apr i l 2019 Page 9 SECTI ON 09 90 00

b. Ot her cont i guous sur f aces.

1. 10. 2 Pai nt i ng Excl uded

Do not pai nt t he f ol l owi ng unl ess i ndi cat ed ot her wi se.

a. Sur f aces conceal ed and made i naccessi bl e by panel boar ds, f i xed duct wor k, machi ner y, and equi pment f i xed i n pl ace.

b. Sur f aces i n conceal ed spaces. Conceal ed spaces ar e def i ned as encl osed spaces above suspended cei l i ngs, f ur r ed spaces, at t i c spaces, cr awl spaces, el evat or shaf t s and chases.

c. St eel t o be embedded i n concr et e.

d. Copper , st ai nl ess st eel , al umi num, br ass, and l ead except exi st i ng coat ed sur f aces.

e. Har dwar e, f i t t i ngs, and ot her f act or y f i ni shed i t ems.

f . Ot her sur f aces as i dent i f i ed i n t he cont r act document s:

1. 10. 3 Mechani cal and El ect r i cal Pai nt i ng

I ncl udes f i el d coat i ng of i nt er i or and ext er i or new and/ or exi st i ng surfaces.

a. Wher e a space or sur f ace i s i ndi cat ed t o be pai nt ed, i ncl ude t he f ol l owi ng i t ems unl ess i ndi cat ed ot her wi se.

( 1) Exposed pi pi ng, condui t , and duct wor k;

( 2) Suppor t s, hanger s, ai r gr i l l es, and r egi st er s;

( 3) Mi scel l aneous met al wor k and i nsul at i on cover i ngs.

b. Do not pai nt t he f ol l owi ng, unl ess i ndi cat ed ot her wi se:

( 1) New zi nc- coat ed, al umi num, and copper sur f aces under i nsul at i on

( 2) New al umi num j acket on pi pi ng

( 3) New i nt er i or f er r ous pi pi ng under i nsul at i on.

1. 10. 3. 1 Fi r e Ext i ngui shi ng Spr i nkl er Syst ems

Cl ean, pr et r eat , pr i me, and pai nt f i r e ext i ngui shi ng spr i nkl er syst ems i ncl udi ng val ves, pi pi ng, condui t , hanger s, suppor t s, mi scel l aneous met al wor k, and accessor i es. Appl y coat i ngs t o c l ean, dr y sur f aces, usi ng cl ean br ushes. Cl ean t he sur f aces t o r emove dust , di r t , r ust , and l oose mi l l scal e. I mmedi at el y af t er c l eani ng, pr ovi de t he met al sur f aces wi t h one coat pr i mer per schedul es. Shi el d spr i nkl er heads wi t h pr ot ect i ve cover i ng whi l e pai nt i ng i s i n pr ogr ess. Upon compl et i on of pai nt i ng, r emove pr ot ect i ve cover i ng f r om spr i nkl er heads. Remove spr i nkl er heads whi ch have been pai nt ed and r epl ace wi t h new spr i nkl er heads. Pr ovi de pr i med sur f aces wi t h t he f ol l owi ng:

a. Pi pi ng i n Unf i ni shed Ar eas: Pr ovi de pr i med sur f aces wi t h one coat of

Apr i l 2019 Page 10 SECTI ON 09 90 00 r ed al kyd gl oss enamel appl i ed t o a mi ni mum dr y f i l m t hi ckness of 1. 0 mi l i n at t i c spaces, spaces above suspended cei l i ngs, cr awl spaces, pi pe chases, mechani cal equi pment r oom, and spaces wher e wal l s or cei l i ng ar e not pai nt ed or not const r uct ed of a pr ef i ni shed mat er i al .

b. Pi pi ng i n Fi ni shed Ar eas: Pr ovi de pr i med sur f aces wi t h t wo coat s of pai nt t o mat ch adj acent sur f aces, except pr ovi de val ves and oper at i ng accessor i es wi t h one coat of r ed al kyd gl oss enamel appl i ed t o a mi ni mum dr y f i l m t hi ckness of 1. 0 mi l . Pr ovi de pi pi ng wi t h 2 i nch wi de r ed enamel bands or sel f - adher i ng r ed pl ast i c bands spaced at maxi mum of 20 f oot i nt er val s t hr oughout t he pi pi ng syst ems.

1. 10. 4 Mi scel l aneous Pai nt i ng

Lettering

Let t er i ng shal l be pr ovi ded as schedul ed i n t he cont r act document s, shal l be bl ock or Got hi c t ype, and shal l be bl ack enamel or wat er - t ype decal comani a, f i ni shed wi t h a pr ot ect i ve coat i ng of spar var ni sh. Sampl es shal l be appr oved bef or e appl i cat i on.

Obst r uct i ons To Avi at i on

The obst r uct i ons t o avi at i on, as i ndi cat ed i n t he cont r act document s, shal l be pai nt ed i n t he pat t er n and col or pr escr i bed by FAA AC 70/ 7460- 1

1. 10. 5 Def i ni t i ons and Abbr evi at i ons

1. 10. 5. 1 Qual i f i cat i on Test i ng

Qual i f i cat i on t est i ng i s t he per f or mance of al l t est r equi r ement s l i s t ed i n t he pr oduct speci f i cat i on. Thi s t est i ng i s accompl i shed by MPI t o qual i f y each pr oduct f or t he MPI Appr oved Pr oduct Li st , and may al so be accompl i shed by Cont r act or ' s t hi r d par t y t est i ng l ab i f an al t er nat i ve t o Bat ch Qual i t y Conf or mance Test i ng by MPI i s desi r ed.

1. 10. 5. 2 Bat ch Qual i t y Conf or mance Test i ng

Bat ch qual i t y conf or mance t est i ng det er mi nes t hat t he pr oduct pr ovi ded i s t he same as t he pr oduct qual i f i ed t o t he appr opr i at e pr oduct speci f i cat i on. Thi s t est i ng shal l onl y be accompl i shed by MPI t est i ng l ab.

1. 10. 5. 3 Coating

A f i l m or t hi n l ayer appl i ed t o a base mat er i al cal l ed a subst r at e. A coat i ng may be a met al , al l oy, pai nt , or sol i d/ l i qui d suspensi ons on var i ous subst r at es ( met al s, pl ast i cs, wood, paper , l eat her , c l ot h, et c. ) .

They may be appl i ed by el ect r ol ysi s, vapor deposi t i on, vacuum, or mechani cal means such as br ushi ng, spr ayi ng, cal endar i ng, and r ol l er coat i ng. A coat i ng may be appl i ed f or aest het i c or pr ot ect i ve pur poses or bot h. The t er m " coat i ng" as used her ei n i ncl udes emul si ons, enamel s, st ai ns, var ni shes, seal er s, epoxi es, and ot her coat i ngs, whet her used as pr i mer , i nt er medi at e, or f i ni sh coat . The t er ms pai nt and coat i ng ar e used i nt er changeabl y.

1. 10. 5. 4 DFT or df t

Dr y f i l m t hi ckness, t he f i l m t hi ckness of t he f ul l y cur ed, dr y pai nt or coating.

Apr i l 2019 Page 11 SECTI ON 09 90 00

1. 10. 5. 5 DSD

Degr ee of Sur f ace Degr adat i on, t he MPI syst em of def i ni ng degr ee of sur f ace degr adat i on. Fi ve ( 5) l evel s ar e gener i cal l y def i ned under t he Assessment sect i ons i n t he MPI Mai nt enance Repai nt i ng Manual .

1. 10. 5. 6 EPP

Envi r onment al l y Pr ef er r ed Pr oduct s, a st andar d f or det er mi ni ng envi r onment al pr ef er abi l i t y i n suppor t of Execut i ve Or der 13101.

1. 10. 5. 7 EXT

MPI shor t t er m desi gnat i on f or an ext er i or coat i ng syst em.

1. 10. 5. 8 INT

MPI shor t t er m desi gnat i on f or an i nt er i or coat i ng syst em.

1. 10. 5. 9 mi cr on / mi cr ons

The met r i c measur ement f or 0. 001 mm or one/ one- t housandt h of a mi l l i met er .

1. 10. 5. 10 mi l / mi l s

The Engl i sh measur ement f or 0. 001 i n or one/ one- t housandt h of an i nch, equal t o 25. 4 mi cr ons or 0. 0254 mm.

1. 10. 5. 11 mm

The met r i c measur ement f or mi l l i met er , 0. 001 met er or one/ one- t housandt h of a met er .

1. 10. 5. 12 MPI Gl oss Level s

MPI syst em of def i ni ng gl oss. Seven ( 7) gl oss l evel s ( G1 t o G7) ar e gener i cal l y def i ned under t he Eval uat i on sect i ons of t he MPI Manual s.

Tr adi t i onal l y, Fl at r ef er s t o G1/ G2, Eggshel l r ef er s t o G3, Semi gl oss r ef er s t o G5, and Gl oss r ef er s t o G6.

Gl oss l evel s ar e def i ned by MPI as f ol l ows:

Gl oss Descr i pt i on Uni t s Uni t s Level at 60 degr ees at 85 degr ees

G1 Mat t e or Fl at 0 t o 5 10 max G2 Vel vet 0 t o 10 10 t o 35 G3 Eggshel l 10 t o 25 10 t o 35 G4 Sat i n 20 t o 35 35 mi n G5 Semi - Gl oss 35 t o 70 G6 Gl oss 70 t o 85 G7 Hi gh Gl oss

Gl oss i s t est ed i n accor dance wi t h ASTM D523. Hi st or i cal l y, t he Gover nment has used Fl at ( G1 / G2) , Eggshel l ( G3) , Semi - Gl oss ( G5) , and Gl oss ( G6) .

Apr i l 2019 Page 12 SECTI ON 09 90 00

1. 10. 5. 13 MPI Syst em Number

The MPI coat i ng syst em number i n each Di vi s i on f ound i n ei t her t he MPI Ar chi t ect ur al Pai nt i ng Speci f i cat i on Manual or t he Mai nt enance Repai nt i ng Manual and def i ned as an ext er i or ( EXT/ REX) or i nt er i or syst em ( I NT/ RI N) .

The Di vi s i on number f ol l ows t he CSI Mast er For mat .

1. 10. 5. 14 Paint

See Coat i ng def i ni t i on.

1. 10. 5. 15 REX

MPI shor t t er m desi gnat i on f or an ext er i or coat i ng syst em used i n r epai nt i ng pr oj ect s or over exi st i ng coat i ng syst ems.

1. 10. 5. 16 RIN

MPI shor t t er m desi gnat i on f or an i nt er i or coat i ng syst em used i n r epai nt i ng pr oj ect s or over exi st i ng coat i ng syst ems.

PART 2 PRODUCTS

2. 1 MATERIALS

Conf or m t o t he coat i ng speci f i cat i ons and st andar ds r ef er enced i n PART 3.

Submi t manuf act ur er ' s t echni cal dat a sheet s f or speci f i ed coat i ngs and sol vent s. Compl y wi t h appl i cabl e r egul at i ons r egar di ng t oxi c and hazar dous mat er i al s.

PART 3 EXECUTI ON

3. 1 PROTECTI ON OF AREAS AND SPACES NOT TO BE PAI NTED

Pr i or t o sur f ace pr epar at i on and coat i ng appl i cat i ons, r emove, mask, or ot her wi se pr ot ect , har dwar e, har dwar e accessor i es, machi ned sur f aces, r adi at or cover s, pl at es, l i ght i ng f i x t ur es, publ i c and pr i vat e pr oper t y, and ot her such i t ems not t o be coat ed t hat ar e i n cont act wi t h sur f aces t o be coat ed. Fol l owi ng compl et i on of pai nt i ng, wor kmen ski l l ed i n t he t r ades i nvol ved shal l r ei nst al l r emoved i t ems. Rest or e sur f aces cont ami nat ed by coat i ng mat er i al s, t o or i gi nal condi t i on and r epai r damaged i t ems.

3. 2 REPUTTYI NG AND REGLAZI NG

Remove cr acked, l oose, and def ect i ve put t y or gl azi ng compound on gl azed sash and pr ovi de new put t y or gl azi ng compound. Wher e def ect i ve put t y or gl azi ng compound const i t ut es 30 per cent or mor e of t he put t y at any one l i ght , r emove t he gl ass and put t y or gl azi ng compound and r eset t he gl ass.

Remove put t y or gl azi ng compound wi t hout damagi ng sash or gl ass. Cl ean r abbet s t o bar e wood or met al and pr i me pr i or t o r egl azi ng. Put t y f or wood sash shal l be a l i nseed oi l put t y. Pat ch sur f aces t o pr ovi de smoot h t r ansi t i on bet ween exi st i ng and new sur f aces. Fi ni sh put t y or gl azi ng compound t o a neat and t r ue bead. Al l ow gl azi ng compound t i me t o cur e, i n accor dance wi t h manuf act ur er ' s r ecommendat i on, pr i or t o coat i ng appl i cat i on. Al l ow put t y t o set one week pr i or t o coat i ng appl i cat i on.

Apr i l 2019 Page 13 SECTI ON 09 90 00

3. 3 SURFACE PREPARATI ON

Remove di r t , spl i nt er s, l oose par t i c l es, gr ease, oi l , di s i nt egr at ed coat i ngs, and ot her f or ei gn mat t er and subst ances del et er i ous t o coat i ng per f or mance as speci f i ed f or each subst r at e bef or e appl i cat i on of pai nt or sur f ace t r eat ment s. Oi l and gr ease shal l be r emoved pr i or t o mechani cal c l eani ng. Cl eani ng shal l be pr ogr ammed so t hat dust and ot her cont ami nant s wi l l not f al l on wet , newl y pai nt ed sur f aces. Exposed f er r ous met al s such as nai l heads on or i n cont act wi t h sur f aces t o be pai nt ed wi t h wat er - t hi nned pai nt s, shal l be spot - pr i med wi t h a sui t abl e cor r osi on- i nhi bi t i ve pr i mer capabl e of pr event i ng f l ash r ust i ng and compat i bl e wi t h t he coat i ng speci f i ed f or t he adj acent ar eas.

3. 3. 1 Addi t i onal Requi r ement s f or Pr epar at i on of Sur f aces Wi t h Exi st i ng Coatings

Bef or e appl i cat i on of coat i ngs, per f or m t he f ol l owi ng on sur f aces cover ed by soundl y- adher ed coat i ngs, def i ned as t hose whi ch cannot be r emoved wi t h a put t y kni f e:

a. Test exi st i ng f i ni shes f or l ead bef or e sandi ng, scr api ng, or r emovi ng. I f l ead i s pr esent , r ef er t o par agr aph Toxi c Mat er i al s.

b. Wi pe pr evi ousl y pai nt ed sur f aces t o r ecei ve sol vent - based coat i ngs, except st ucco and si mi l ar l y r ough sur f aces cl ean wi t h a c l ean, dr y c l ot h sat ur at ed wi t h mi ner al spi r i t s, ASTM D235. Al l ow sur f ace t o dr y. Wi pi ng shal l i mmedi at el y pr ecede t he appl i cat i on of t he f i r st coat of any coat i ng, unl ess speci f i ed ot her wi se.

c. Sand exi st i ng gl ossy sur f aces t o be pai nt ed t o r educe gl oss. Br ush, and wi pe cl ean wi t h a damp cl ot h t o r emove dust .

d. The r equi r ement s speci f i ed ar e mi ni mum. Compl y al so wi t h t he appl i cat i on i nst r uct i ons of t he pai nt manuf act ur er .

e. Pr evi ousl y pai nt ed sur f aces shal l be t hor oughl y c l eaned of al l gr ease, di r t , dust or ot her f or ei gn mat t er .

f . Bl i st er i ng, cr acki ng, f l aki ng and peel i ng or ot her det er i or at ed coat i ngs shal l be r emoved.

g. Chal k shal l be r emoved so t hat when t est ed i n accor dance wi t h ASTM D4214, t he chal k r esi st ance r at i ng i s no l ess t han 8.

h. Sl i ck sur f aces shal l be r oughened. Damaged ar eas such as, but not l i mi t ed t o, nai l hol es, cr acks, chi ps, and spal l s shal l be r epai r ed wi t h sui t abl e mat er i al t o mat ch adj acent undamaged ar eas.

i . Edges of chi pped pai nt shal l be f eat her edged and sanded smoot h.

j . Rust y met al sur f aces shal l be c l eaned as per SSPC r equi r ement s.

Sol vent , mechani cal , or chemi cal c l eani ng met hods shal l be used t o pr ovi de sur f aces sui t abl e f or pai nt i ng.

k. New, pr oposed coat i ngs shal l be compat i bl e wi t h exi st i ng coat i ngs.

3. 3. 2 Exi st i ng Coat ed Sur f aces wi t h Mi nor Def ect s

Sand, spackl e, and t r eat mi nor def ect s t o r ender t hem smoot h. Mi nor

Apr i l 2019 Page 14 SECTI ON 09 90 00 def ect s ar e def i ned as scr at ches, ni cks, cr acks, gouges, spal l s, al l i gat or i ng, chal k i ng, and i r r egul ar i t i es due t o par t i al peel i ng of pr evi ous coat i ngs. Remove chal k i ng by sandi ng or bl ast i ng so t hat when t est ed i n accor dance wi t h ASTM D4214, t he chal k r at i ng i s not l ess t han 8.

3. 3. 3 Removal of Exi st i ng Coat i ngs

Remove exi st i ng coat i ngs f r om t he f ol l owi ng sur f aces:

a. Sur f aces cont ai ni ng l ar ge ar eas of mi nor def ect s;

b. Sur f aces cont ai ni ng mor e t han 20 per cent peel i ng ar ea; and

c. Sur f aces desi gnat ed by t he Cont r act i ng Of f i cer , such as sur f aces wher e r ust shows t hr ough exi st i ng coat i ngs.

3. 3. 4 Subst r at e Repai r

a. Repai r subst r at e sur f ace damaged dur i ng coat i ng r emoval ;

b. Sand edges of adj acent soundl y- adher ed exi st i ng coat i ngs so t hey ar e t aper ed as smoot h as pr act i cal t o ar eas i nvol ved wi t h coat i ng r emoval ;

and

c. Cl ean and pr i me t he subst r at e as speci f i ed.

3. 4 PREPARATI ON OF METAL SURFACES

3. 4. 1 Exi st i ng and New Fer r ous Sur f aces

a. Fer r ous Sur f aces i ncl udi ng Shop- coat ed Sur f aces and Smal l Ar eas That Cont ai n Rust , Mi l l Scal e and Ot her For ei gn Subst ances: Sol vent c l ean or det er gent wash i n accor dance wi t h SSPC SP 1 t o r emove oi l and gr ease. Wher e shop coat i s mi ssi ng or damaged, c l ean accor di ng t o SSPC SP 2, SSPC SP 3, SSPC SP 6/ NACE No. 3, or SSPC SP 10/ NACE No. 2.

Br ush- of f bl ast r emai ni ng sur f ace i n accor dance wi t h SSPC 7/ NACE No. 4;

Shop- coat ed f er r ous sur f aces shal l be pr ot ect ed f r om cor r osi on by t r eat i ng and t ouchi ng up cor r oded ar eas i mmedi at el y upon det ect i on.

b. Sur f aces Wi t h Mor e Than 20 Per cent Rust , Mi l l Scal e, and Ot her For ei gn Subst ances: Cl ean ent i r e sur f ace i n accor dance wi t h SSPC SP 6/ NACE No. 3/ SSPC SP 12/ NACE No. 5 WJ- 3.

c. Met al Fl oor Sur f aces t o Recei ve Nonsl i p Coat i ng: Cl ean i n accor dance wi t h SSPC SP 10/ NACE No. 2 or SSPC SP 12/ NACE No. 5 WJ- 2.

3. 4. 2 Fi nal Fer r ous Sur f ace Condi t i on:

For t ool c l eaned sur f aces, t he r equi r ement s ar e st at ed i n SSPC SP 2 and SSPC SP 3. As a v i sual r ef er ence, c l eaned sur f aces shal l be s i mi l ar t o phot ogr aphs i n SSPC VI S 3.

For abr asi ve bl ast c l eaned sur f aces, t he r equi r ement s ar e st at ed i n SSPC 7/ NACE No. 4, SSPC SP 6/ NACE No. 3, and SSPC SP 10/ NACE No. 2. As a v i sual r ef er ence, c l eaned sur f aces shal l be s i mi l ar t o phot ogr aphs i n

SSPC VI S 1.

For wat er j et c l eaned sur f aces, t he r equi r ement s ar e st at ed i n SSPC SP 12/ NACE No. 5. As a v i sual r ef er ence, c l eaned sur f aces shal l be

Apr i l 2019 Page 15 SECTI ON 09 90 00 si mi l ar t o phot ogr aphs i n SSPC VI S 4/ NACE VI S 7.

3. 4. 3 Gal vani zed Sur f aces

a. New or Exi st i ng Gal vani zed Sur f aces Wi t h Onl y Di r t and Zi nc Oxi dat i on Pr oduct s: Cl ean wi t h sol vent , st eam, or non- al kal i ne det er gent sol ut i on i n accor dance wi t h SSPC SP 1. I f t he gal vani zed met al has been passi vat ed or st abi l i zed, t he coat i ng shal l be compl et el y r emoved by br ush- of f abr asi ve bl ast . New gal vani zed st eel t o be coat ed shal l not be " passi vat ed" or " st abi l i zed" I f t he absence of hexaval ent st ai n i nhi bi t or s i s not document ed, t est as descr i bed i n ASTM D6386, Appendi x X2, and r emove by one of t he met hods descr i bed t her ei n.

b. Gal vani zed wi t h Sl i ght Coat i ng Det er i or at i on or wi t h Li t t l e or No Rust i ng: Wat er j et t i ng t o SSPC SP 12/ NACE No. 5 WJ3 t o r emove l oose coat i ng f r om sur f aces wi t h l ess t han 20 per cent coat i ng det er i or at i on and no bl i st er i ng, peel i ng, or cr acki ng. Use i nhi bi t or as r ecommended by t he coat i ng manuf act ur er t o pr event r ust i ng.

c. Gal vani zed Wi t h Sever e Det er i or at ed Coat i ng or Sever e Rust i ng: Spot abr asi ve bl ast r ust ed ar eas as descr i bed f or st eel i n SSPC SP 6/ NACE No. 3, and wat er j et t o SSPC SP 12/ NACE No. 5, WJ3 t o r emove exi st i ng coat i ng.

3. 4. 4 Non- Fer r ous Met al l i c Sur f aces

Al umi num and al umi num- al l oy, l ead, copper , and ot her nonf er r ous met al surfaces.

Sur f ace Cl eani ng: Sol vent c l ean i n accor dance wi t h SSPC SP 1 and wash wi t h mi l d non- al kal i ne det er gent t o r emove di r t and wat er sol ubl e contaminants.

3. 4. 5 Ter ne- Coat ed Met al Sur f aces

Sol vent c l ean sur f aces wi t h mi ner al spi r i t s, ASTM D235. Wi pe dr y wi t h c l ean, dr y c l ot hs.

3. 4. 6 Exi st i ng Sur f aces wi t h a Bi t umi nous or Mast i c- Type Coat i ng

Remove chal k, mi l dew, and ot her l oose mat er i al by washi ng wi t h a sol ut i on of 1/ 2 cup t r i sodi um phosphat e, 1/ 4 cup househol d det er gent , one quar t 5 per cent sodi um hypochl or i t e sol ut i on and 3 quar t s of war m wat er .

3. 5 PREPARATI ON OF CONCRETE AND CEMENTI TI OUS SURFACE

3. 5. 1 Concr et e and Masonr y

a. Cur i ng: Concr et e, st ucco and masonr y sur f aces shal l be al l owed t o cur e at l east 30 days bef or e pai nt i ng, except concr et e s l ab on gr ade, whi ch shal l be al l owed t o cur e 90 days bef or e pai nt i ng.

b. Sur f ace Cl eani ng: Remove t he f ol l owi ng del et er i ous subst ances.

( 1) Di r t , Gr ease, and Oi l : Wash new and exi st i ng uncoat ed sur f aces wi t h a sol ut i on composed of 4 ounces ( 1/ 2 cup) t r i sodi um phosphat e, 2 ounces ( 1/ 4 cup) househol d det er gent , and 4 quar t s of war m wat er . Then r i nse t hor oughl y wi t h f r esh wat er . Wash exi st i ng coat ed sur f aces wi t h a sui t abl e det er gent and r i nse t hor oughl y.

Apr i l 2019 Page 16 SECTI ON 09 90 00

For l ar ge ar eas, wat er bl ast i ng may be used.

( 2) Fungus and Mol d: Wash , exi st i ng coat ed, and exi st i ng uncoat ed sur f aces wi t h a sol ut i on composed of 4 ounces ( 1/ 2 cup) t r i sodi um phosphat e, 2 ounces ( 1/ 4 cup) househol d det er gent , 1 quar t 5- per cent sodi um hypochl or i t e sol ut i on and 3 quar t s of war m wat er . Ri nse t hor oughl y wi t h f r esh wat er .

( 3) Pai nt and Loose Par t i c l es: Remove by wi r e br ushi ng.

( 4) Ef f l or escence: Remove by scr api ng or wi r e br ushi ng f ol l owed by washi ng wi t h a 5 t o 10 per cent by wei ght aqueous sol ut i on of hydr ochl or i c ( mur i at i c) aci d. Do not al l ow aci d t o r emai n on t he sur f ace f or mor e t han f i ve mi nut es bef or e r i nsi ng wi t h f r esh wat er . Do not aci d c l ean mor e t han 4 squar e f eet of sur f ace, per wor kman, at one t i me.

( 5) Removal of Exi st i ng Coat i ngs: For sur f aces t o r ecei ve t ext ur ed coating MPI 42, r emove exi st i ng coat i ngs i ncl udi ng soundl y adher ed coat i ngs i f r ecommended by t ext ur ed coat i ng manuf act ur er .

c. Cosmet i c Repai r of Mi nor Def ect s: Repai r or f i l l mor t ar j oi nt s and mi nor def ect s, i ncl udi ng but not l i mi t ed t o spal l s, i n accor dance wi t h manuf act ur er ' s r ecommendat i ons and pr i or t o coat i ng appl i cat i on.

d. Al l owabl e Moi st ur e Cont ent : Lat ex coat i ngs may be appl i ed t o damp sur f aces, but not t o sur f aces wi t h dr opl et s of wat er . Do not appl y epoxi es t o damp ver t i cal sur f aces as det er mi ned by ASTM D4263 or hor i zont al sur f aces t hat exceed 3 l bs of moi st ur e per 1000 squar e f eet i n 24 hour s as det er mi ned by ASTM F1869. I n al l cases f ol l ow manuf act ur er s r ecommendat i ons. Al l ow sur f aces t o cur e a mi ni mum of 30 days bef or e pai nt i ng.

3. 5. 2 Gypsum Boar d, Pl ast er , and St ucco

a. Sur f ace Cl eani ng: Pl ast er and st ucco shal l be c l ean and f r ee f r om l oose mat t er ; gypsum boar d shal l be dr y. Remove l oose di r t and dust by br ushi ng wi t h a sof t br ush, r ubbi ng wi t h a dr y c l ot h, or vacuum- cl eani ng pr i or t o appl i cat i on of t he f i r st coat mat er i al . A damp cl ot h or sponge may be used i f pai nt wi l l be wat er - based.

b. Repai r of Mi nor Def ect s: Pr i or t o pai nt i ng, r epai r j oi nt s, cr acks, hol es, sur f ace i r r egul ar i t i es, and ot her mi nor def ect s wi t h pat chi ng pl ast er or spackl i ng compound and sand smoot h.

c. Al l owabl e Moi st ur e Cont ent : Lat ex coat i ngs may be appl i ed t o damp sur f aces, but not sur f aces wi t h dr opl et s of wat er . Do not appl y epoxi es t o damp sur f aces as det er mi ned by ASTM D4263. New pl ast er t o be coat ed shal l have a maxi mum moi st ur e cont ent of 8 per cent , when measur ed i n accor dance wi t h ASTM D4444, Met hod A, unl ess ot her wi se aut hor i zed. I n addi t i on t o moi st ur e cont ent r equi r ement s, al l ow new pl ast er t o age a mi ni mum of 30 days bef or e pr epar at i on f or pai nt i ng.

3. 5. 3 Exi st i ng Asbest os Cement Sur f aces

Remove oi l y st ai ns by sol vent c l eani ng wi t h mi ner al spi r i t s, ASTM D235.

Remove l oose di r t , dust , and ot her del et er i ous subst ances by br ushi ng wi t h a sof t br ush or r ubbi ng wi t h a dr y c l ot h pr i or t o appl i cat i on of t he f i r st coat mat er i al . Do not wi r e br ush or c l ean usi ng ot her abr asi ve met hods.

Apr i l 2019 Page 17 SECTI ON 09 90 00

Sur f aces shal l be dr y and cl ean pr i or t o appl i cat i on of t he coat i ng.

3. 6 PREPARATI ON OF WOOD AND PLYWOOD SURFACES

3. 6. 1 New, Exi st i ng Uncoat ed, and Exi st i ng Coat ed Pl ywood and Wood Sur f aces, Except Fl oor s:

a. Wood sur f aces shal l be c l eaned of f or ei gn mat t er .

Sur f ace Cl eani ng: Sur f aces shal l be f r ee f r om dust and ot her del et er i ous subst ances and i n a condi t i on appr oved by t he Cont r act i ng Of f i cer pr i or t o r ecei v i ng pai nt or ot her f i ni sh. Do not use wat er t o c l ean uncoat ed wood. Scr ape t o r emove l oose coat i ngs. Li ght l y sand t o r oughen t he ent i r e ar ea of pr evi ousl y enamel - coat ed wood sur f aces.

b. Removal of Fungus and Mol d: Wash exi st i ng coat ed sur f aces wi t h a sol ut i on composed of 3 ounces ( 2/ 3 cup) t r i sodi um phosphat e, 1 ounce ( 1/ 3 cup) househol d det er gent , 1 quar t 5- per cent sodi um hypochl or i t e sol ut i on and 3 quar t s of war m wat er . Ri nse t hor oughl y wi t h f r esh water.

c. Moi st ur e cont ent of t he wood shal l not exceed 12 per cent as measur ed by a moi st ur e met er i n accor dance wi t h ASTM D4444, Met hod A, unl ess ot her wi se aut hor i zed.

d. Wood sur f aces adj acent t o sur f aces t o r ecei ve wat er - t hi nned pai nt s shal l be pr i med and/ or t ouched up bef or e appl y i ng wat er - t hi nned pai nt s.

e. Cr acks and Nai l heads: Set and put t y st op nai l heads and put t y cr acks af t er t he pr i me coat has dr i ed.

f . Cosmet i c Repai r of Mi nor Def ect s:

( 1) Knot s and Resi nous Wood and Fi r e, Smoke, Wat er , and Col or Mar ker St ai ned Exi st i ng Coat ed Sur f ace: Pr i or t o appl i cat i on of coat i ng, cover knot s and st ai ns wi t h t wo or mor e coat s of 3- pound- cut shel l ac var ni sh, pl ast i c i zed wi t h 5 ounces of cast or oi l per gal l on.

Scr ape away exi st i ng coat i ngs f r om knot t y ar eas, and sand bef or e t r eat i ng. Pr i me bef or e appl y i ng any put t y over shel l acked ar ea.

( 2) Open Joi nt s and Ot her Openi ngs: Fi l l wi t h whi t i ng put t y, l i nseed oi l put t y. Sand smoot h af t er put t y has dr i ed.

( 3) Checki ng: Wher e checki ng of t he wood i s pr esent , sand t he sur f ace, wi pe and appl y a coat of pi gment ed or ange shel l ac. Al l ow t o dr y bef or e pai nt i s appl i ed.

g. Pr i me Coat For New Ext er i or Sur f aces: Pr i me coat wood door s, wi ndows, f r ames, and t r i m bef or e wood becomes di r t y, war ped, or weat her ed.

3. 6. 2 Wood Fl oor Sur f aces, Nat ur al Fi ni sh

a. I ni t i al Sur f ace Cl eani ng: As speci f i ed i n par agr aph ent i t l ed " Sur f ace Preparation."

b. Exi st i ng Loose Boar ds and Shoe Mol di ng: Bef or e sandi ng, r enai l l oose boar ds. Count er si nk nai l s and f i l l wi t h an appr oved wood f i l l er .

Remove shoe mol di ng bef or e sandi ng and r ei nst al l af t er compl et i ng ot her wor k. At Cont r act or ' s opt i on, new shoe mol di ng may be pr ovi ded

Apr i l 2019 Page 18 SECTI ON 09 90 00 i n l i eu of r ei nst al l i ng ol d. New wood mol di ng shal l be same si ze, wood speci es, and f i ni sh as t he exi st i ng.

c. Sandi ng and Scr api ng: Sand f l oor i ng t o a smoot h, even, uni f or m f i ni sh wi t hout bur ns. Make a mi ni mum of t hr ee sandi ng cut s, each wi t h a f i ner sandpaper . Use a heavy dr um- t ype sander f or f l oor s, except a di sc- t ype sander i s per mi t t ed f or t he f i nal cut on st r i p f l oor i ng.

Ei t her t he f i r st pass or t he second pass of t he dr um- t ype sander shal l be at an angl e of 45 degr ees t o t he gr ai n; ot her passes of t he dr um- t ype sander shal l be i n t he di r ect i on of t he gr ai n of st r i p f l oor i ng. Fi ni sh edges not r eached by t he sander wi t h an edger or by hand met hods. Per f or m t he f i nal sandi ng at a t i me and i n a manner t hat wi l l per mi t appl i cat i on of t he f i r st seal coat t o be compl et ed wi t hi n 8 hour s af t er compl et i on of sandi ng.

Fl oor s of oak or s i mi l ar open- gr ai n wood shal l be f i l l ed wi t h wood f i l l er r ecommended by t he f i ni sh manuf act ur er and t he excess f i l l er removed.

d. Fi nal Cl eani ng: Af t er sandi ng, sweep and vacuum f l oor s c l ean. Do not wal k on f l oor s t her eaf t er unt i l speci f i ed seal er has been appl i ed and i s dr y.

3. 6. 3 I nt er i or Wood Sur f aces, St ai n Fi ni sh

I nt er i or wood sur f aces t o r ecei ve st ai n shal l be sanded. Oak and ot her open- gr ai n wood t o r ecei ve st ai n shal l be gi ven a coat of wood f i l l er not l ess t han 8 hour s bef or e t he appl i cat i on of st ai n; excess f i l l er shal l be r emoved and t he sur f ace sanded smoot h.

3. 7 APPLICATION

3. 7. 1 Coat i ng Appl i cat i on

Pai nt i ng pr act i ces shal l compl y wi t h appl i cabl e f eder al , st at e and l ocal l aws enact ed t o i nsur e compl i ance wi t h Feder al Cl ean Ai r St andar ds. Appl y coat i ng mat er i al s i n accor dance wi t h SSPC PA 1. SSPC PA 1 met hods ar e appl i cabl e t o al l subst r at es, except as modi f i ed her ei n.

At t he t i me of appl i cat i on, pai nt shal l show no si gns of det er i or at i on.

Uni f or m suspensi on of pi gment s shal l be mai nt ai ned dur i ng appl i cat i on.

Unl ess ot her wi se speci f i ed or r ecommended by t he pai nt manuf act ur er , pai nt may be appl i ed by br ush, r ol l er , or spr ay. Use t r i gger oper at ed spr ay nozzl es f or wat er hoses. Rol l er s f or appl y i ng pai nt s and enamel s shal l be of a t ype desi gned f or t he coat i ng t o be appl i ed and t he sur f ace t o be coat ed. Wear pr ot ect i ve c l ot hi ng and r espi r at or s when appl y i ng oi l - based pai nt s or usi ng spr ay equi pment wi t h any pai nt s.

Pai nt s, except wat er - t hi nned t ypes, shal l be appl i ed onl y t o sur f aces t hat ar e compl et el y f r ee of moi st ur e as det er mi ned by s i ght or t ouch.

Thor oughl y wor k coat i ng mat er i al s i nt o j oi nt s, cr evi ces, and open spaces.

Speci al at t ent i on shal l be gi ven t o i nsur e t hat al l edges, cor ner s, cr evi ces, wel ds, and r i vet s r ecei ve a f i l m t hi ckness equal t o t hat of adj acent pai nt ed sur f aces.

Each coat of pai nt shal l be appl i ed so dr y f i l m shal l be of uni f or m t hi ckness and f r ee f r om r uns, dr ops, r i dges, waves, pi nhol es or ot her

Apr i l 2019 Page 19 SECTI ON 09 90 00 voi ds, l aps, br ush mar ks, and var i at i ons i n col or , t ext ur e, and f i ni sh.

Hi di ng shal l be compl et e.

Touch up damaged coat i ngs bef or e appl y i ng subsequent coat s. I nt er i or ar eas shal l be br oom cl ean and dust f r ee bef or e and dur i ng t he appl i cat i on of coat i ng mat er i al .

Appl y pai nt t o new f i r e ext i ngui shi ng spr i nkl er syst ems i ncl udi ng val ves, pi pi ng, condui t , hanger s, suppor t s, mi scel l aneous met al wor k, and accessor i es. Shi el d spr i nkl er heads wi t h pr ot ect i ve cover i ngs whi l e pai nt i ng i s i n pr ogr ess. Remove spr i nkl er heads whi ch have been pai nt ed and r epl ace wi t h new spr i nkl er heads. For pi pi ng i n unf i ni shed spaces, pr ovi de pr i med sur f aces wi t h one coat of r ed al kyd gl oss enamel t o a mi ni mum dr y f i l m t hi ckness of 1. 0 mi l . Unf i ni shed spaces i ncl ude at t i c spaces, spaces above suspended cei l i ngs, cr awl spaces, pi pe chases, mechani cal equi pment r oom, and space wher e wal l s or cei l i ng ar e not pai nt ed or not const r uct ed of a pr ef i ni shed mat er i al . For pi pi ng i n f i ni shed ar eas, pr ovi de pr i me sur f aces wi t h t wo coat s of pai nt t o mat ch adj acent sur f aces, except pr ovi de val ves and oper at i ng accessor i es wi t h one coat of r ed al kyd gl oss enamel . Upon compl et i on of pai nt i ng, r emove pr ot ect i ve cover i ng f r om spr i nkl er heads.

a. Dr yi ng Ti me: Al l ow t i me bet ween coat s, as r…