Technical Exhibit M - Division 32 - Exterior Improvements.pdf

USACE / NAVFAC / AFCEC UFGS- 32 01 16. 74 ( May 2018)

Pr epar i ng Act i v i t y: USACE Super sedi ng UFGS- 32 01 24 ( August 2008)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Apr i l 2024

SECTI ON TABLE OF CONTENTS

DI VI SI ON 32 - EXTERI OR I MPROVEMENTS

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PART 1 GENERAL

1. 1 UNI T PRI CES

1. 1. 1 Measur ement

1. 1. 1. 1 I n- Pl ace Recycl ed Mi xt ur e

1. 1. 1. 2 New Asphal t Mi xt ur e

1. 1. 2 Payment

1. 2 REFERENCES

1. 3 SUBMI TTALS

1. 4 EQUI PMENT, TOOLS, AND MACHI NES

1. 4. 1 Heat i ng Uni t s

1. 4. 2 Scar i f y i ng/ Mi l l i ng Equi pment

1. 4. 3 Di st r i but i on and Mi xi ng Equi pment

1. 4. 4 Vi br at or y Scr eed

1. 4. 5 St r ai ght edge

1. 5 QUALI TY CONTROL

1. 5. 1 I ni t i al Sampl i ng and Test i ng

1. 5. 2 Sampl es

1. 6 ENVI RONMENTAL REQUI REMENTS

PART 2 PRODUCTS

2. 1 RECYCLI NG AGENTS

2. 2 JOB- MI X FORMULA

PART 3 EXECUTI ON

3. 1 PREPARATI ON OF SURFACE

3. 2 HEATI NG

3. 3 RECYCLI NG PROCEDURE

3. 3. 1 Si ngl e- Pass Met hod

3. 3. 2 Mul t i pl e- Pass Met hod

3. 4 JOI NTS

3. 5 COMPACTI ON

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3. 6 TEST SECTI ON

3. 7 ACCEPTABI LI TY OF WORK

3. 7. 1 Fi el d Test i ng and Sampl i ng

3. 7. 1. 1 Mi xt ur e Pr oper t i es

3. 7. 1. 2 Densi t y Test i ng

3. 7. 2 Gr ade Conf or mance

3. 7. 3 Sur f ace- Smoot hness

- - End of Sect i on Tabl e of Cont ent s - -

SECTI ON 32 01 16. 74 Page 2

USACE / NAVFAC / AFCEC UFGS- 32 01 16. 74 ( May 2018)

Pr epar i ng Act i v i t y: USACE Super sedi ng UFGS- 32 01 24 ( August 2008)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Apr i l 2024

SECTI ON 32 01 16. 74

I N PLACE HOT REUSED ASPHALT PAVI NG

05/ 18

NOTE: Thi s gui de speci f i cat i on cover s t he r equi r ement s f or t he hot i n- pl ace r ecycl i ng of exi st i ng bi t umi nous pavement usi ng ei t her s i ngl e- or mul t i pl e- pass met hods.

Adher e t o UFC 1- 300- 02 Uni f i ed Faci l i t i es Gui de Speci f i cat i ons ( UFGS) For mat St andar d when edi t i ng t hi s gui de speci f i cat i on or pr epar i ng new pr oj ect speci f i cat i on sect i ons. Edi t t hi s gui de speci f i cat i on f or pr oj ect speci f i c r equi r ement s by addi ng, del et i ng, or r evi s i ng t ext . For br acket ed i t ems, choose appl i cabl e i t em( s) or i nser t appr opr i at e i nf or mat i on.

Remove i nf or mat i on and r equi r ement s not r equi r ed i n r espect i ve pr oj ect , whet her or not br acket s ar e pr esent .

Comment s, suggest i ons and r ecommended changes f or t hi s gui de speci f i cat i on ar e wel come and shoul d be submi t t ed as a Cr i t er i a Change Request ( CCR) .

PART 1 GENERAL

NOTE: Exper i ence and dat a i ndi cat e t hat scar i f y i ng i s f easi bl e onl y on exi st i ng asphal t pavement s t hat ar e st r uct ur al l y sound but i n need of sur f ace l evel i ng or exhi bi t super f i c i al di st r esses. I n t he s i ngl e- pass met hod, new asphal t mi xt ur e i s pl aced over t he r ecycl ed asphal t at t he t i me of const r uct i on. When usi ng a mul t i pl e- pass i n- pl ace r ecycl i ng pr ocess, appl y an asphal t over l ay or sur f ace t r eat ment t o t he r ecycl ed pavement af t er const r uct i on of t he i n- pl ace r ecycl ed mi xt ur e. Hot i n- pl ace r ecycl i ng i s a good met hod f or r oads i n poor sur f ace condi t i on, but appr oval of t he r esponsi bl e gover nment agency' s member on t he

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Pavement s Di sci pl i ne Wor ki ng Gr oup i s r equi r ed f or use on ai r f i el ds.

1. 1 UNI T PRI CES

NOTE: When ot her met hods of measur ement ar e desi r ed or ar e necessar y, t hi s par agr aph wi l l be modi f i ed accor di ngl y. Del et e par agr aph NEW ASPHALT MI XTURE when new asphal t i s not added t o t he mi xt ur e. The t er m " r ecycl i ng agent " i s used i n t hi s sect i on t o mean any pr oduct used t o decr ease t he vi scosi t y of ol d asphal t bi nder s as speci f i ed i n ASTM D4552.

1. 1. 1 Measur ement

1. 1. 1. 1 I n- Pl ace Recycl ed Mi xt ur e

The quant i t y of hot i n- pl ace r ecycl ed mi xt ur e pai d f or wi l l be t he number of squar e met er s yar ds compl et ed and accept ed as det er mi ned by t he Cont r act i ng Of f i cer . The number of squar e met er s yar ds of pl aned pavement wi l l be det er mi ned by measur i ng t he l engt h and wi dt h of t he speci f i ed wor k ar ea. Recycl i ng agent wi l l be pai d f or by t he number of l i t er s gal l ons of mat er i al used i n t he accept ed wor k.

1. 1. 1. 2 New Asphal t Mi xt ur e

New asphal t mi xt ur e wi l l be pai d f or by t he number of met r i c t ons shor t t onsof mat er i al used i n accept ed wor k.

1. 1. 2 Payment

The quant i t i es of r ecycl ed asphal t mi xt ur e, new asphal t mi xt ur e, and r ecycl i ng agent as det er mi ned i n par agr aph I N- PLACE RECYCLED MI XTURE and par agr aph NEW ASPHALT MI XTURE, wi l l be pai d f or at cont r act uni t pr i ces per squar e met er yar d f or r ecycl ed mi xt ur e [ and per met r i c t on shor t t on f or new asphal t mi xt ur e] and per l i t er gal l on f or r ecycl i ng agent . I f def i c i enci es i n t he f i ni shed pr oduct exceed speci f i ed t ol er ances, no payment wi l l be made f or such ar eas of pavement unt i l t he def ect i ve ar eas ar e cor r ect ed and accept ed by t he Cont r act i ng Of f i cer .

1. 2 REFERENCES

NOTE: Par agr aph REFERENCES i s used t o l i s t t he publ i cat i ons c i t ed i n t he t ext of t he gui de speci f i cat i on. The publ i cat i ons ar e r ef er r ed t o i n t he t ext by basi c desi gnat i on onl y and l i s t ed i n par agr aph REFERENCES by or gani zat i on, desi gnat i on, dat e, and t i t l e.

Use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e when you add a Ref er ence I dent i f i er ( RI D) out si de of t he Sect i on' s Ref er ence Ar t i c l e t o aut omat i cal l y pl ace t he r ef er ence i n t he Ref er ence Ar t i c l e. Al so use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e t o updat e t he i ssue dat es.

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Ref er ences not used i n t he t ext wi l l aut omat i cal l y be del et ed f r om t hi s sect i on of t he pr oj ect speci f i cat i on when you choose t o r econci l e r ef er ences i n t he publ i sh pr i nt pr ocess.

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.

ASTM I NTERNATI ONAL ( ASTM)

ASTM C117 ( 2023) St andar d Test Met hod f or Mat er i al s Fi ner t han 75- um ( No. 200) Si eve i n Mi ner al Aggr egat es by Washi ng

ASTM C136/ C136M ( 2019) St andar d Test Met hod f or Si eve Anal ysi s of Fi ne and Coar se Aggr egat es

ASTM D75/ D75M ( 2019) St andar d Pr act i ce f or Sampl i ng Aggr egat es

ASTM D140/ D140M ( 2016) St andar d Pr act i ce f or Sampl i ng Asphal t Mat er i al s

ASTM D979/ D979M ( 2015) Sampl i ng Bi t umi nous Pavi ng Mi xt ur es

ASTM D2041/ D2041M ( 2011) Theor et i cal Maxi mum Speci f i c Gr avi t y and Densi t y of Bi t umi nous Pavi ng Mi xt ur es

ASTM D2170/ D2170M ( 2018) St andar d Test Met hod f or Ki nemat i c Vi scosi t y of Asphal t s ( Bi t umens)

ASTM D2171/ D2171M ( 2018) St andar d Test Met hod f or Vi scosi t y of Asphal t s by Vacuum Capi l l ar y Vi scomet er

ASTM D2172/ D2172M ( 2017; E 2018) St andar d Test Met hods f or Quant i t at i ve Ext r act i on of Asphal t Bi nder f r om Asphal t Mi xt ur es

ASTM D2726/ D2726M ( 2019) St andar d Test Met hod f or Bul k Speci f i c Gr avi t y and Densi t y of Non- Absor pt i ve Compact ed Bi t umi nous Mi xt ur es

ASTM D3665 ( 2012; R 2017) St andar d Pr act i ce f or Random Sampl i ng of Const r uct i on Mat er i al s

ASTM D4552/ D4552M ( 2010; R 2016; E 2016) St andar d Pr act i ce f or Cl assi f y i ng Hot - Mi x Recycl i ng Agent s

ASTM D5404/ D5404M ( 2012; R 2017) St andar d Pr act i ce f or Recover y of Asphal t f r om Sol ut i on Usi ng t he Rot ar y Evapor at or

ASTM D6373 ( 2023) St andar d Speci f i cat i on f or Per f or mance Gr aded Asphal t Bi nder

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ASTM D6925 ( 2014) St andar d Test Met hod f or Pr epar at i on and Det er mi nat i on of t he Rel at i ve Densi t y of Hot Mi x Asphal t ( HMA) Speci mens by Means of t he Super pave Gyr at or y Compact or

ASTM D6926 ( 2020) St andar d Pr act i ce f or Pr epar at i on of Asphal t Mi xt ur e Speci mens Usi ng Mar shal l Appar at us

1. 3 SUBMI TTALS

NOTE: Revi ew submi t t al descr i pt i on ( SD) def i ni t i ons i n Sect i on 01 33 00 SUBMI TTAL PROCEDURES and edi t t he f ol l owi ng l i s t , and cor r espondi ng submi t t al i t ems i n t he t ext , t o r ef l ect onl y t he submi t t al s r equi r ed f or t he pr oj ect . The Gui de Speci f i cat i on t echni cal edi t or s have cl assi f i ed t hose i t ems t hat r equi r e Gover nment appr oval , due t o t hei r compl exi t y or cr i t i cal i t y, wi t h a " G. " Gener al l y, ot her submi t t al i t ems can be r evi ewed by t he Cont r act or ' s Qual i t y Cont r ol Syst em. Onl y add a “ G” t o an i t em, i f t he submi t t al i s suf f i c i ent l y i mpor t ant or compl ex i n cont ext of t he pr oj ect .

For Ar my pr oj ect s, f i l l i n t he empt y br acket s f ol l owi ng t he " G" c l assi f i cat i on, wi t h a code of up t o t hr ee char act er s t o i ndi cat e t he appr ovi ng aut hor i t y. Codes f or Ar my pr oj ect s usi ng t he Resi dent Management Syst em ( RMS) ar e: " AE" f or Ar chi t ect - Engi neer ; " DO" f or Di st r i ct Of f i ce ( Engi neer i ng Di v i s i on or ot her or gani zat i on i n t he Di st r i ct Of f i ce) ; " AO" f or Ar ea Of f i ce; " RO" f or Resi dent Of f i ce; and " PO" f or Pr oj ect Of f i ce. Codes f ol l owi ng t he " G" t ypi cal l y ar e not used f or Navy and Ai r For ce pr oj ect s.

The " S" c l assi f i cat i on i ndi cat es submi t t al s r equi r ed as pr oof of compl i ance f or sust ai nabi l i t y Gui di ng Pr i nci pl es Val i dat i on or Thi r d Par t y Cer t i f i cat i on and as descr i bed i n Sect i on 01 33 00 SUBMI TTAL

PROCEDURES.

Choose t he f i r st br acket ed i t em f or Navy and Ai r For ce pr oj ect s, or choose t he second br acket ed i t em f or Ar my pr oj ect s.

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" or " S" c l assi f i cat i on. Submi t t al s not havi ng a " G" or " S" c l assi f i cat i on ar e [ f or Cont r act or Qual i t y Cont r ol appr oval . ] [ f or i nf or mat i on onl y. When used, a code f ol l owi ng t he " G" c l assi f i cat 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- 03 Pr oduct Dat a

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Job- Mi x For mul a; G[ , [ _____] ]

SD- 04 Sampl es

Sampl es

SD- 06 Test Repor t s

Fi el d Test i ng and Sampl i ng

1. 4 EQUI PMENT, TOOLS, AND MACHI NES

Mai nt ai n equi pment , t ool s, and machi nes used i n t he per f or mance of t he wor k i n a sat i sf act or y wor ki ng condi t i on at al l t i mes, and i n conf or mance wi t h appl i cabl e gover ni ng r egul at i ons f or l ocal ai r pol l ut i on cont r ol s.

Pr ovi de equi pment capabl e of per f or mi ng r ecycl i ng oper at i ons at a mi ni mum r at e of 600 squar e met er s 720 squar e yar ds per hour t o t he dept h r equi r ed.

1. 4. 1 Heat i ng Uni t s

Pr ovi de heat i ng uni t s t hat use r adi ant heat wi t h no f l ame di r ect l y on t he pavement . Pr ovi de combust i on chamber ( s) t hat i s( ar e) i nsul at ed and t ot al l y encl osed. Shi el d t he heat i ng uni t s wi t h an encl osed hood t o hol d i n t he heat and t o pr ot ect wor ker s and sur r oundi ng ar eas.

1. 4. 2 Scar i f y i ng/ Mi l l i ng Equi pment

NOTE: The dept h of scar i f i cat i on i s appr oxi mat el y 25 mm 1 i nch unl ess ot her wi se st at ed f or a speci f i c pr oj ect . Never scar i f y deeper t han 50 mm 2 i nches.

Do no scar i f y t o a dept h wi t hi n 25 mm 1 i nch of t he under l y i ng base cour se.

Pr ovi de scar i f y i ng or hot mi l l i ng equi pment t hat i s abl e t o penet r at e t he pavement sur f ace and cut t o t he dept h as shown on t he pl ans, wi t hout f r act ur i ng t he aggr egat e i n t he pavement . When used f or t hi s pur pose, t he scar i f i er s or hot mi l l i ng heads have t o be abl e t o mi x t he r ecycl ed mi xt ur e wi t h any mat er i al t hat i s added as par t of t he r ecycl i ng pr ocess.

Pr ovi de equi pment wi t h hei ght adj ust ment s t o c l ear obst acl es i n t he pavement .

1. 4. 3 Di st r i but i on and Mi xi ng Equi pment

Pr ovi de at l east one uni t of t he r ecycl i ng equi pment capabl e of uni f or ml y di st r i but i ng and t hor oughl y mi xi ng t he r ecycl i ng agent [ and new asphal t mi xt ur e] wi t h t he r ecycl ed mat er i al . The di st r i but i on syst em( s) of t he added mat er i al i s( ar e) r equi r ed t o have a posi t i ve f eed and shut - of f l i nked t o t he movement of t he uni t .

1. 4. 4 Vi br at or y Scr eed

NOTE: Cr oss s l ope and gr ade can be adj ust ed when addi t i onal asphal t mat er i al s ar e added t o t he mi xt ur e. When onl y t he r ecycl i ng agent i s added t o t he mi xt ur e, t her e i s l i t t l e oppor t uni t y t o adj ust t he exi st i ng s l ope and gr ade.

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Pr ovi de a uni t wi t h a v i br at or y scr eed capabl e of spr eadi ng, l evel i ng, and f i ni shi ng t he r ecycl ed mi xt ur e uni f or ml y acr oss t he pr ocessed wi dt h.

1. 4. 5 St r ai ght edge

Pr ovi de and mai nt ai n at t he s i t e, i n good condi t i on, one 3. 66 met er 12 f oot st r ai ght edge f or each f i ni shi ng uni t ( paver ) f or t est i ng t he f i ni shed sur f ace. Make st r ai ght edges avai l abl e f or Gover nment use. St r ai ght edges have t o be const r uct ed of al umi num or ot her l i ght wei ght met al , wi t h bl ades of box or box- gi r der cr oss sect i on wi t h f l at bot t om, r ei nf or ced t o i nsur e r i gi di t y and accur acy, and wi t h handl es t o f aci l i t at e movement on t he pavement .

1. 5 QUALI TY CONTROL

NOTE: The amount of sampl i ng and t est i ng r equi r ed depends upon t he t ype of hot i n- pl ace r ecycl i ng per f or med. Pr ocesses t hat do not add addi t i onal asphal t mi xt ur e onl y r equi r e t est i ng f or t he amount of r ecycl i ng agent added t o t he mi xt ur e. Pr ocesses t hat add addi t i onal asphal t mat er i al r equi r e gr adat i on, asphal t cont ent , and mi xt ur e vol umet r i c t est i ng.

1. 5. 1 I ni t i al Sampl i ng and Test i ng

Per f or m sampl i ng and t est i ng usi ng a commer ci al t est i ng l abor at or y or Cont r act or ' s f aci l i t i es, upon appr oval by t he Cont r act i ng Of f i cer . Do not per f or m any wor k t hat r equi r es t est i ng unt i l t he t est i ng f aci l i t i es have been i nspect ed and appr oved. The f i r st i nspect i on of t he t est i ng f aci l i t i es wi l l be at t he expense of t he Gover nment . Cost i ncur r ed by t he Gover nment , f or any subsequent i nspect i on r equi r ed because of f ai l ur e of t he f aci l i t i es t o pass t he f i r st i nspect i on, wi l l be char ged t o t he Cont r act or .

1. 5. 2 Sampl es

Take sampl es of exi st i ng asphal t pavement f r om at l east t wo l ocat i ons t o t he expect ed dept h of mi l l i ng f or l abor at or y t est s i n accor dance wi t h ASTM D979/ D979M. Take sampl es of exi st i ng aggr egat e st ockpi l es i n accor dance wi t h ASTM D75/ D75M. Take sampl es of asphal t cement i n accor dance wi t h ASTM D140/ D140M and t ake sampl es of r ecycl i ng agent i n accor dance wi t h ASTM D140/ D140M. Use t he sampl es of asphal t pavement t o det er mi ne t he j ob- mi x f or mul a ( JMF) .

1. 6 ENVI RONMENTAL REQUI REMENTS

Per f or m hot i n- pl ace r ecycl i ng pr ocedur es onl y when t he exi st i ng pavement i s dr y and t he pavement sur f ace t emper at ur e i s above 15 degr ees C 60 degr ees F.

PART 2 PRODUCTS

NOTE: Del et e t he i nappl i cabl e par agr aphs. Devel op

SECTI ON 32 01 16. 74 Page 8 a mi x desi gn or JMF cont ai ni ng t he t ype and amount of new aggr egat es and asphal t cement f or pr ocesses r equi r i ng addi t i onal new asphal t mi xt ur e. The mat er i al r equi r ement s f or t he new aggr egat es and asphal t cement used t o pr oduce t he new asphal t mi xt ur e have t o be l i s t ed bel ow. The r equi r ement s l i s t ed ar e as gi ven i n Sect i on 32 12 15. 13 HOT- MI X ASPHALT AI RFI ELD PAVI NG or Sect i on 32 01 13. 62

BI TUMI NOUS SURFACE TREATMENT [ AND] [ SAND SEAL] .

2. 1 RECYCLI NG AGENTS

NOTE: Sel ect t he appr opr i at e gr ade of r ecycl i ng agent based upon t he abi l i t y of t he r ecycl i ng agent t o pr ovi de t he desi r ed asphal t bi nder pr oper t i es i n t he desi gned mi xt ur e.

Pr ovi de and use a hot - mi x r ecycl i ng agent of t he appr opr i at e gr ade conf or mi ng t o ASTM D4552/ D4552M.

2. 2 JOB- MI X FORMULA

NOTE: When addi t i onal asphal t mi xt ur e i s added t o t he mi xt ur e, t he Gover nment wi l l have t o sampl e and pr ovi de i nf or mat i on concer ni ng t he mat er i al pr oper t i es ( asphal t cont ent and gr adat i on) of t he exi st i ng pavement t o t he bi ddi ng par t i es. Add an edi t ed ver si on of ei t her Sect i on 32 12 16. 16 ROAD- MI X ASPHALT PAVI NG or Sect i on 32 12 15. 13 HOT- MI X ASPHALT AI RFI ELD PAVI NG t o t he pr oj ect speci f i cat i ons i n or der t o pr ovi de t he mat er i al and mi xt ur e pr oper t i es r equi r ed i n t he JMF. The gr ade of asphal t speci f i ed ought t o be t hat whi ch i s speci f i ed by t he St at e DOT f or t hat l ocat i on.

Fur ni sh t he JMF t o t he Cont r act i ng Of f i cer f or r evi ew at l east 14 days pr i or t o t he st ar t of r ecycl i ng oper at i ons. Do not begi n demol i t i on or r ecycl i ng oper at i ons unt i l t he mi x desi gn has been appr oved by t he Cont r act i ng Of f i cer .

a. No payment wi l l be made f or hot i n- pl ace r ecycl ed mi xt ur es pr oduced pr i or t o t he compl et i on and accept ance of t he JMF. Pr ovi de [ t he gr adat i on of t he aggr egat e] [ and] [ t he per cent age of [ asphal t and] r ecycl i ng agent t o be added t o t he mi xt ur e] i n t he JMF submi t t ed f or appr oval . Al so pr ovi de, wi t h t he JMF, t he amount of [ asphal t and] r ecycl i ng agent gi ven per squar e met er yar d of r ecycl ed mat er i al .

NOTE: Speci f y 50 gyr at i ons f or pavement s desi gned f or l ow t i r e pr essur es ( l ess t han or equal t o 690 kPa 100 psi ) . Speci f y 75 gyr at i ons f or pavement s desi gned f or hi gh t i r e pr essur es ( gr eat er t han 690 kPa 100 psi ) .

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b. Devel op t he JMF by combi ni ng var i ous per cent ages of t he sel ect ed r ecycl i ng agent wi t h t he exi st i ng pavement mat er i al . I ncr ease t he amount of r ecycl i ng agent i n t he r ecycl ed mi xt ur e unt i l t he voi d cont ent of speci mens made accor di ng t o ASTM D6925 or ASTM D6926 usi ng [ 50] [ 75] gyr at i ons/ bl ows r eaches 3. 5 per cent . Thi s r eveal s t he maxi mum amount of r ecycl i ng agent t hat can be added t o t he mi xt ur e.

I f t he voi ds i n t he mi xt ur e ar e at 3. 5 per cent or l ower wi t h no r ecycl i ng agent added, t hen no r ecycl i ng agent wi l l be used unl ess new asphal t mi xt ur e i s added. At t he sel ect ed amount of r ecycl i ng agent and new asphal t mi xt ur e, i f used, ext r act t he asphal t cement f r om t he sampl es made and r ecover ed accor di ng t o ASTM D2172/ D2172M and ASTM D5404/ D5404M, r espect i vel y.

c. Obt ai n t he v i scosi t y of t he r ecover ed asphal t cement s i n accor dance wi t h ei t her ASTM D2170/ D2170M or ASTM D2171/ D2171M. The gr ade of r ecycl i ng agent used i n t he r ecycl ed mi xt ur e has t o be one t hat r esul t s i n a dynami c shear r heomet er measur ement appr oachi ng t he val ue i ndi cat ed by ASTM D6373 f or t he hi gh t emper at ur e PG gr ade r equi r ement s i n t he pr oj ect l ocat i on.

d. Li st t he asphal t cont ent t ol er ance as pl us or mi nus 0. 5% of t he devel oped asphal t cont ent t ar get val ue i n t he JMF. [ The i n- pl ace hot r eused asphal t pavi ng wi l l be cover ed wi t h hot mi x asphal t meet i ng t he r equi r ement s gi ven i n Sect i on [ 32 12 16. 16 ROAD- MI X ASPHALT PAVI NG] [ 32 12 15. 13 HOT- MI X ASPHALT AI RFI ELD PAVI NG] ] [ The i n- pl ace hot r eused asphal t pavi ng wi l l be cover ed wi t h sur f ace t r eat ment meet i ng t he r equi r ement s gi ven i n Sect i on 32 01 13. 62 BI TUMI NOUS SURFACE TREATMENT

[ AND] [ SAND SEAL] ] .

PART 3 EXECUTI ON

3. 1 PREPARATI ON OF SURFACE

Pr i or t o r ecycl i ng, c l ean t he pavement sur f ace of al l l oose and f or ei gn or obj ect i onabl e mat er i al wi t h br ooms or ot her sui t abl e met hods. Local i zed pat chi ng, st r uct ur al cor r ect i ons, and adj ust ment s t o exi st i ng st r uct ur es ( i . e. , manhol e cover s) have t o be compl et ed pr i or t o t he r ecycl i ng pr ocess.

3. 2 HEATI NG

NOTE: Cont r ol t he amount of heat appl i ed t o t he pavement suf f i c i ent l y t o avoi d damagi ng t he heat ed pavement . Excess heat bur ns and t her ef or e damages t he asphal t bi nder . Exper i ence has shown t hat a dense gr aded asphal t mi x t hat i s r el at i vel y l ean i n asphal t cement cont ent i s easi est t o heat .

Pr ovi de heat i ng uni t s of suf f i c i ent number and si ze t o heat t he pavement sur f ace as r equi r ed f or successf ul scar i f y i ng or hot mi l l i ng t o t he r equi r ed dept h. Do not al l ow t hese uni t s t o over heat t he exi st i ng pavement . Gener at e suf f i c i ent heat t o r esul t i n a mi ni mum r ecycl ed mi xt ur e t emper at ur e of 115 degr ees C 240 degr ees F as t he mi xt ur e i s bei ng pl aced. Do not al l ow t he maxi mum t emper at ur e of t he r ecycl ed mi xt ur e t o exceed 143 degr ees C 300 degr ees F at any t i me dur i ng t he r ecycl i ng pr ocess. Di spose of any r ecycl ed mi xt ur e t hat exceeds 143 degr ees C 300 degr ees F i n accor dance wi t h appr oved wast e di sposal pr ocedur es and

SECTI ON 32 01 16. 74 Page 10 l ocat i ons/ f aci l i t i es and r epl ace t he r ecycl ed mi xt ur e at no cost t o t he Gover nment .

3. 3 RECYCLI NG PROCEDURE

NOTE: Based on t he r equi r ement s of t he pr oj ect , sel ect ei t her a s i ngl e- or mul t i pl e- pass met hod of r ecycl i ng. The si ngl e- pass met hod i s f ur t her br oken down i nt o r emi x and r epave pr ocedur es. The mul t i pl e- pass met hod r equi r es a wear i ng sur f ace t hat can be appl i ed at any t i me f r om i mmedi at el y pr i or t o compact i on of t he r ecycl ed mi xt ur e t o sever al weeks l at er .

Edi t t he f ol l owi ng par agr aphs accor di ng t o t he t ype of r ecycl i ng t o be accompl i shed.

3. 3. 1 Si ngl e- Pass Met hod

Per f or m t he si ngl e- pass met hod usi ng sel f - cont ai ned, sel f - pr opel l ed, aut omat ed uni t s capabl e of heat i ng, scar i f y i ng or hot r ot ar y mi xi ng, and r edi st r i but i ng t he r ecycl ed mi xt ur e. The mi xt ur e consi st s of t he exi st i ng pavement , r ecycl i ng agent , [ and new asphal t mi xt ur e] t o t he speci f i ed dept h and desi gn. Aut omat i cal l y f eed t he r ecl ai med mat er i al i nt o a mi xi ng uni t . Add a r ecycl i ng agent [ and new asphal t mi xt ur e] t o t he r ecl ai med mat er i al i n t he mi xer . Appl y t he r ecycl i ng agent wi t hi n t he r ange r equi r ed f or t he pr oj ect and cont r ol t he appl i cat i on wi t hi n pl us or mi nus

0. 023 L/ squar e met er 0. 05 gal l ons/ squar e yar d. Heat t he r ecycl i ng agent , at t he t i me of appl i cat i on, t o wi t hi n pl us or mi nus 14 degr ees C 25 degr ees F of t he t emper at ur e of t he r ecycl ed mi xt ur e. Speci f y t he [ t ype and quant i t y of t he new asphal t mi xt ur e as wel l as t he pr opor t i on of new mat er i al and] r ecl ai med mat er i al i n t he JMF. Thor oughl y mi x al l mat er i al s whi l e mai nt ai ni ng t he mi ni mum t emper at ur e of 115 degr ees C 240 degr ees F.

Af t er [ mi xi ng, t he combi ned bi t umi nous mat er i al ] [ t he addi t i on of t he r ecycl i ng agent ] , gat her t he r ecl ai med mat er i al usi ng a l evel i ng devi ce equi pped wi t h auger s f or mi xi ng and pl aci ng t o a uni f or m dept h over t he wi dt h bei ng pr ocessed ( Repavi ng) . Pl ace a l ayer of new hot mi x asphal t conf or mi ng t o t he JMF over t he r ecycl ed mi x whi l e i t st i l l has a r esi dual mi ni mum t emper at ur e of 107 degr ees C 225 degr ees F. Aut omat i cal l y f eed t he l ayer of new hot mi x asphal t ( meet i ng t he r equi r ement s of Sect i on 32 12 16. 16 or Sect i on 32 12 15. 13) i nt o a f i ni shi ng uni t ( paver ) t hat has aut omat i c scr eed cont r ol f or l ongi t udi nal l evel i ng of t he homogeneous r ecycl ed mi xt ur e t o t he r equi r ed t hi ckness i n conf or mance wi t h t he speci f i ed cr oss- sect i on.

3. 3. 2 Mul t i pl e- Pass Met hod

Per f or m t he mul t i pl e- pass met hod consi st i ng of sel f - cont ai ned, sel f - pr opel l ed or t owed, aut omat ed uni t s capabl e of heat i ng, scar i f y i ng or hot r ot ar y mi xi ng, r edi st r i but i ng, and scr eedi ng. The equi pment used i n t he met hod has t o al so pr ovi de f or cont r ol l ed l evel i ng at t he cr own and acr oss t he scr eed t o i nsur e a cr oss- sect i on t hat conf or ms t o t he pavement pr of i l e speci f i ed. Cont r ol t he heat i ng t o pr ovi de a mi ni mum r ecycl ed mi xt ur e t emper at ur e of 115 degr ees C 240 degr ees F behi nd t he scr eed. The uni t must be abl e t o uni f or ml y di st r i but e t he speci f i ed amount of r ecycl i ng agent t hr oughout t he r ecycl ed mi xt ur e. Appl y t he r ecycl i ng agent wi t hi n t he r ange r equi r ed f or t he pr oj ect and cont r ol t he

SECTI ON 32 01 16. 74 Page 11 appl i cat i on wi t hi n pl us or mi nus 0. 023 L/ squar e met er 0. 05 gal l ons/ squar e yar d. Heat t he r ecycl i ng agent , at t he t i me of appl i cat i on, t o wi t hi n pl us or mi nus 14 degr ees C 25 degr ees F of t he t emper at ur e of t he r ecycl ed mi xt ur e. Appl y a wear i ng cour se meet i ng t he r equi r ement s of Sect i on [ 32 12 16. 16 ROAD- MI X ASPHALT PAVI NG] [ 32 12 15. 13 HOT- MI X ASPHALT AI RFI ELD

PAVI NG] [ 32 01 13. 62 BI TUMI NOUS SURFACE TREATMENT [ AND] [ SAND SEAL] ]

f ol l owi ng compl et i on of t he r ecycl i ng pr ocess.

3. 4 JOI NTS

Heat t he exi st i ng pavement a mi ni mum of 100 mm 4 i nches beyond t he wi dt h of t he r ecycl i ng. When r ecycl i ng adj acent t o an exi st i ng hot - mi x r ecycl ed pavement mat , t he heat i ng has t o ext end 150 mm 6 i nches i nt o t he exi st i ng mat and at l east 100 mm 4 i nches of t he mat has t o be r ecycl ed wi t h t he new mat .

3. 5 COMPACTI ON

NOTE: The amount of compact i on r equi r ed f or t he i n- pl ace r ecycl ed asphal t mi xt ur e depends on t he pavement appl i cat i on. Pavement s subj ect ed t o hi gh t i r e pr essur e ( over 690 kPa 100 psi ) vehi c l es, heavy l oads, or numer ous appl i cat i on of l oads r equi r e a mi ni mum densi t y or degr ee of compact i on of 93 per cent of t he t heor et i cal maxi mum speci f i c gr avi t y of t he r ecycl ed mi xt ur e. Pavement s subj ect ed t o l ow t i r e pr essur e ( equal t o or l ess t han 690 kPa 100 psi ) vehi c l es, l i ght er l oads, or f ewer appl i cat i ons of l oads wi l l r equi r e a mi ni mum densi t y or degr ee of compact i on of 92 per cent of t he t heor et i cal maxi mum speci f i c gr avi t y of t he r ecycl ed mi xt ur e.

Uni f or ml y compact t he i n- pl ace r ecycl ed asphal t mi xt ur e t o a densi t y of gr eat er t han or equal t o [ 93] [ 92] per cent of t he t heor et i cal maxi mum speci f i c gr avi t y but l ess t han or equal t o 96 per cent of t he t heor et i cal maxi mum speci f i c gr avi t y as det er mi ned accor di ng t o ASTM D2041/ D2041M.

Pr ovi de and ut i l i ze t he t ype, s i ze and number of r ol l er s usi ng t he r ol l i ng pat t er n t hat pr oduced t he appr oved t est sect i on i n pr oduct i on pavi ng. Use a pneumat i c- t i r e r ol l er t o seal t he sur f ace. Use addi t i onal r ol l er s as r equi r ed t o r emove any r ol l er mar ks. Use onl y wat er or an appr oved r el ease agent on r ol l er s, t amps, and ot her compact i on equi pment . Oper at e r ol l er s i n v i br at or y mode onl y when doi ng so does not damage t he pavement . Est abl i sh a new r ol l i ng pat t er n when changes occur i n t he r ecycl ed mi x or pl acement condi t i ons. Adj ust or cease compact i on when cr acki ng or di spl acement occur s. Repai r cr acked pavement bef or e seal i ng, over l ayi ng or appl y i ng sur f ace t r eat ment s. Ensur e t hat pavement i s f ul l y compact ed bef or e al l owi ng r ol l er s t o par k on t he pavement . Suspend oper at i ons when t he densi t y i s f ound t o be out si de t he speci f i ed r ange.

Pr ovi de a wr i t t en cor r ect i ve act i on pl an t o t he Cont r act i ng Of f i cer t hat wi l l ensur e f ut ur e oper at i ons wi l l r esul t i n pavement densi t i es wi t hi n t he speci f i ed r ange. Do no r est ar t r ecycl i ng oper at i ons unt i l oper at i ons have been adj ust ed so t hat densi t y r equi r ement s ar e met . Cor r ect pavement wi t h densi t y l ower t han t he mi ni mum speci f i ed by ei t her r emovi ng and r epl aci ng or r eheat i ng wi t h an i nf r ar ed heat er wi t h no open f l ame and r ecompact i ng at no addi t i onal cost t o t he Gover nment . Pavement can onl y be r eheat ed and r ecompact ed once. I f i t s densi t y r emai ns bel ow t he mi ni mum speci f i ed, r emove and r epl ace t he pavement mi xt ur e havi ng i nadequat e densi t y at no

SECTI ON 32 01 16. 74 Page 12 addi t i onal cost t o t he gover nment .

3. 6 TEST SECTI ON

NOTE: Use of a t est sect i on i s r ecommended f or al l hot i n- pl ace r ecycl i ng pr oj ect s, especi al l y f or s i ngl e- pass met hods of const r uct i on. Pl acement of t est sect i ons i n t wo adj acent pavi ng l anes i s r equi r ed f or r ecycl i ng of pavement ar eas wher e ext ensi ve l ongi t udi nal const r uct i on j oi nt s ar e r equi r ed, i . e. par ki ng l ot s.

Pr i or t o t he st ar t of t he r ecycl i ng, r ecycl e a l engt h of pavement at l east 30 met er s 100 f eet l ong t o t he dept h r equi r ed i n t he pr oj ect . I f possi bl e, at t he di r ect i on of t he Cont r act i ng Of f i cer , pl ace t hi s t est sect i on i n t wo adj acent pavi ng l anes t o demonst r at e j oi nt const r uct i on.

I n accor dance wi t h r equi r ement s speci f i ed i n par agr aph PREPARATI ON OF SURFACE, par agr aph HEATI NG, par agr aph RECYCLI NG PROCEDURE and par agr aph COMPACTI ON, pl ace or spr ead t he r ecycl ed mi xt ur e and t hen r ol l t he r ecycl ed mi xt ur e wi t h t he equi pment t o be used i n t he pr oj ect . Test and eval uat e t hi s t est sect i on as a f ul l day' s pr oduct i on. The t est sect i on may be l ocat ed i n one of t he l ess cr i t i cal ar eas of t he pr oj ect pavement const r uct i on, as di r ect ed by t he Cont r act i ng Of f i cer . Begi n f ul l pr oduct i on i f t est r esul t s ar e sat i sf act or y, and as appr oved by t he Cont r act i ng Of f i cer . I f t he t est sect i on was const r uct ed wi t hi n t he pr oj ect boundar i es and demonst r at es sat i sf act or y t est r esul t s, keep i t i n pl ace as par t of t he compl et ed pavement . I f t est s i ndi cat e t hat t he pavement does not conf or m t o speci f i cat i on r equi r ement s, make necessar y adj ust ment s t o oper at i ons and pr ocedur es i mmedi at el y and const r uct anot her t est sect i on, al l at no addi t i onal cost t o t he Gover nment . Const r uct addi t i onal t est sect i ons, as necessar y and as di r ect ed by t he Cont r act i ng Of f i cer , t o be sampl ed and t est ed f or conf or mance wi t h speci f i cat i on r equi r ement s. Do not st ar t f ul l pr oduct i on wi t hout t est sect i on appr oval by t he Cont r act i ng Of f i cer .

3. 7 ACCEPTABI LI TY OF WORK

3. 7. 1 Fi el d Test i ng and Sampl i ng

Per f or m t he t est s descr i bed i n par agr aph MI XTURE PROPERTI ES and par agr aph DENSI TY TESTI NG on one set of sampl es t aken at t he r at es and t i mes speci f i ed i n t hese sub par agr aphs. Submi t copi es of al l t est r esul t s wi t hi n 24 hour s of mat er i al sampl i ng. Submi t copi es of t est r epor t s on mat er i al pr oper t i es of exi st i ng asphal t pavement [ and new asphal t mi xt ur e] , not l ess t han [ 30] [ _____] days bef or e t he mat er i al i s r equi r ed i n t he wor k. I ncl ude wi t h t he t est r epor t s al l of t he i nf or mat i on est abl i shi ng compl i ance wi t h t he r equi r ement s det ai l ed i n t hi s sect i on and i n r ef er enced publ i cat i ons. Cer t i f i ed copi es of t he r ecycl i ng agent manuf act ur er ' s t est r epor t s i ndi cat i ng compl i ance wi t h appl i cabl e speci f i ed r equi r ement s, have t o be r ecei ved no l ess t han [ 30] [ _____] days bef or e t he mat er i al i s r equi r ed f or t he pr oj ect . Per f or m sampl i ng and t est i ng usi ng a commer ci al t est i ng l abor at or y or Cont r act or ' s f aci l i t i es, upon appr oval by t he Cont r act i ng Of f i cer .

3. 7. 1. 1 Mi xt ur e Pr oper t i es

SECTI ON 32 01 16. 74 Page 13

NOTE: Sel ect t he i nf or mat i on i n t he f i r st set of br acket s when t he si ngl e- pass r emi x pr ocess i s used and sel ect t he i nf or mat i on i n t he second set of br acket s when t he mul t i pl e- pass pr ocess i s used.

Sampl e and t est t he mi xt ur e t wi ce a day, or once f or ever y 4 hour s, of pr oduct i on or pl acement .

[ Obt ai n a sampl e of t he r ecycl ed mi xt ur e f or ever y [ _____] hour s of mi x pr oduct i on. Ext r act t he asphal t cement f r om t he mi x accor di ng t o ASTM D2172/ D2172M. The asphal t cont ent of t he r ecycl ed mat er i al has t o be wi t hi n t he t ol er ance gi ven i n par agr aph JOB- MI X FORMULA. Det er mi ne t he gr adat i on of t he ext r act ed aggr egat e accor di ng t o ASTM C117 and ASTM C136/ C136M. The ext r act ed gr adat i on has t o meet t he JMF and t he cor r espondi ng t ol er ances. ] [ Recor d and r epor t t o t he Cont r act i ng Of f i cer t he amount of r ecycl i ng agent used per day al ong wi t h t he squar e met er yar d ar ea r ecycl ed. Use t hese val ues t o ver i f y t hat t he cor r ect amount of r ecycl i ng agent i s bei ng added t o t he r ecycl ed mi xt ur e. ]

3. 7. 1. 2 Densi t y Test i ng

NOTE: A 100 mm 4 i nch cor e or 150 mm 6 i nch cor e sampl e i s r equi r ed f or each 1, 700 t o 5, 000 squar e met er s 2, 000 t o 6, 000 squar e yar ds of hot i n- pl ace r ecycl ed mi xt ur e. Def aul t ar ea of sampl i ng i s 1, 700 squar e met er s 2, 000 squar e yar ds.

Obt ai n one 100 or 150 mm 4 or 6- i nch di amet er cor e sampl e f or each [ _____] squar e met er s yar ds of hot i n- pl ace r ecycl ed mi xt ur e. Det er mi ne t he l ocat i on of t he cor e sampl es accor di ng t o ASTM D3665. Det er mi ne t he densi t y of t he cor es i n accor dance wi t h ASTM D2726/ D2726M. Repor t t he densi t y as a per cent of t he t heor et i cal maxi mum speci f i c gr avi t y, as det er mi ned by ASTM D2041/ D2041M, of t he cor es. Cor r ect pavement wi t h densi t y l ower t han t he mi ni mum speci f i ed by ei t her r emovi ng and r epl aci ng or r eheat i ng wi t h an i nf r ar ed heat er wi t h no open f l ame and r ecompact i ng at no addi t i onal cost t o t he Gover nment .

3. 7. 2 Gr ade Conf or mance

NOTE: Run l i nes of l evel s t o det er mi ne el evat i on of t he pl aned pavement l ongi t udi nal l y and t r ansver sel y at i nt er val s not exceedi ng 7. 6 met er s 25 f eet f or pavement s subj ect t o ai r cr af t t r af f i c , such as ai r f i el d r unways and t axi ways. Gr ade measur ement s f or r oads wi l l be 7. 6 m 25 f eet l ongi t udi nal l y al ong cent er l i ne and as appr opr i at e t r ansver sel y.

Test t he f i ni shed sur f ace of t he r ecycl ed pavement , f or conf or mance wi t h t he pl an- gr ade r equi r ement s and accept ance i n t he pr esence of t he Cont r act i ng Of f i cer , by r unni ng l i nes of l evel s at i nt er val s of [ _____] met er s f eet l ongi t udi nal l y and [ _____] met er s f eet t r ansver sel y t o det er mi ne t he el evat i on of t he compl et ed pavement . Cor r ect t he f i ni shed sur f ace wher e i t var i es mor e t han 15 mm 0. 6 i nch f r om t he est abl i shed pl an- gr ade l i ne and el evat i on. Cor r ect t he f i ni shed sur f aces at j unct ur es wi t h ot her pavement s wher e t he sur f ace does not coi nci de wi t h t he f i ni shed

SECTI ON 32 01 16. 74 Page 14 sur f aces of abut t i ng pavement s.

3. 7. 3 Sur f ace- Smoot hness

Dur i ng const r uct i on of t he r ecycl ed pavement , t he f i ni shed sur f ace wi l l be t est ed by t he Cont r act or usi ng a st r ai ght edge. The measur ement s of any devi at i ons f r om t he st r ai ght edge and t he l ocat i ons of t hose devi at i ons wi l l be r ecor ded. Ot her appr oved devi ces may be used pr ovi ded t hat , when sat i sf act or i l y and pr oper l y oper at ed, such devi ces r eveal al l sur f ace i r r egul ar i t i es exceedi ng t he t ol er ances speci f i ed. Cor r ect sur f ace i r r egul ar i t i es t hat depar t f r om t he t est i ng edge by mor e t han 6 mm 1/ 4 i nch as di r ect ed.

- - End of Sect i on - -

SECTI ON 32 01 16. 74 Page 15

USACE / NAVFAC / AFCEC UFGS- 32 01 19. 61 ( November 2019)

Pr epar i ng Act i v i t y: NAVFAC Super sedi ng UFGS- 32 01 19. 61 ( Apr i l 2006)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Apr i l 2024

SECTI ON TABLE OF CONTENTS

DI VI SI ON 32 - EXTERI OR I MPROVEMENTS

SECTI ON 32 01 19. 61

SEALI NG OF JOI NTS I N RI GI D PAVEMENT

11/ 19

PART 1 GENERAL

1. 1 UNI T PRI CES

1. 1. 1 Measur ement

1. 1. 2 Payment

1. 2 REFERENCES

1. 3 SUBMI TTALS

1. 4 QUALI TY ASSURANCE

1. 4. 1 Test Requi r ement s

1. 4. 2 Tr i al Joi nt Seal ant I nst al l at i on

1. 5 DELI VERY, STORAGE, AND HANDLI NG

1. 6 ENVI RONMENTAL REQUI REMENTS

1. 7 TRAFFI C CONTROL

PART 2 PRODUCTS

2. 1 SEALANTS

2. 2 PRI MERS

2. 3 BOND BREAKERS

2. 3. 1 Bl ocki ng Medi a/ Backup Mat er i al s

2. 3. 2 Bond Br eaki ng Tapes

PART 3 EXECUTI ON

3. 1 EXECUTI NG EQUI PMENT

3. 1. 1 Joi nt Cl eani ng Equi pment

3. 1. 1. 1 Tr act or - Mount ed Rout i ng and Pl owi ng Tool

3. 1. 1. 2 Concr et e Saw

3. 1. 1. 3 Sandbl ast i ng Equi pment

3. 1. 1. 4 Wat er bl ast i ng Equi pment

3. 1. 1. 5 Ai r Compr essor

3. 1. 1. 6 Vacuum Sweeper

3. 1. 1. 7 Hand Tool s

3. 1. 2 Seal i ng Equi pment

SECTI ON 32 01 19. 61 Page 1

3. 1. 2. 1 Hot - Pour ed Seal i ng Equi pment

3. 1. 2. 2 Col d- Appl i ed, Si ngl e- Component Seal i ng Equi pment

3. 2 SAFETY

3. 3 PREPARATI ON OF JOI NTS

3. 3. 1 Exi st i ng Seal ant Removal

3. 3. 2 Sawi ng

3. 3. 2. 1 Ref aci ng of Joi nt s

3. 3. 2. 2 Ref aci ng of Random Cr acks

3. 3. 3 Fi nal Cl eani ng of Joi nt s

3. 3. 3. 1 Sandbl ast i ng

3. 3. 4 Bond Br eaker

3. 3. 4. 1 Bl ocki ng Medi a ( Backer Rod) ( Except f or Expansi on Joi nt s)

3. 3. 4. 2 Bond Br eaki ng Tape

3. 3. 5 Rat e of Pr ogr ess of Joi nt Pr epar at i on

3. 3. 6 Di sposal of Debr i s

3. 4 PREPARATI ON OF SEALANT

3. 4. 1 Hot - Pour ed Seal ant s

3. 4. 2 Si ngl e- Component , Col d- Appl i ed Seal ant s

3. 5 I NSTALLATI ON OF SEALANT

3. 5. 1 Ti me of Appl i cat i on

3. 5. 2 Seal i ng Joi nt s

3. 6 I NSPECTI ON/ FI ELD QUALI TY CONTROL

3. 6. 1 Joi nt Cl eani ng

3. 6. 2 Sampl i ng Seal ant

3. 6. 3 Seal ant Appl i cat i on Equi pment

3. 6. 4 Joi nt Seal ant

3. 7 ACCEPTANCE

3. 8 CLEAN- UP

- - End of Sect i on Tabl e of Cont ent s - -

SECTI ON 32 01 19. 61 Page 2

USACE / NAVFAC / AFCEC UFGS- 32 01 19. 61 ( November 2019)

Pr epar i ng Act i v i t y: NAVFAC Super sedi ng UFGS- 32 01 19. 61 ( Apr i l 2006)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Apr i l 2024

SECTI ON 32 01 19. 61

SEALI NG OF JOI NTS I N RI GI D PAVEMENT

11/ 19

NOTE: Thi s gui de speci f i cat i on cover s t he r equi r ement s f or f i el d mol ded seal ant s i n seal i ng or r eseal i ng j oi nt s i n r i gi d pavement s on ai r f i el ds, r oads, st r eet s, and ot her ar eas.

Adher e t o UFC 1- 300- 02 Uni f i ed Faci l i t i es Gui de Speci f i cat i ons ( UFGS) For mat St andar d when edi t i ng t hi s gui de speci f i cat i on or pr epar i ng new pr oj ect speci f i cat i on sect i ons. Edi t t hi s gui de speci f i cat i on f or pr oj ect speci f i c r equi r ement s by addi ng, del et i ng, or r evi s i ng t ext . For br acket ed i t ems, choose appl i cabl e i t em( s) or i nser t appr opr i at e i nf or mat i on.

Remove i nf or mat i on and r equi r ement s not r equi r ed i n r espect i ve pr oj ect , whet her or not br acket s ar e pr esent .

Comment s, suggest i ons and r ecommended changes f or t hi s gui de speci f i cat i on ar e wel come and shoul d be submi t t ed as a Cr i t er i a Change Request ( CCR) .

NOTE: When cr ack r epai r i s i nvol ved, edi t accor di ngl y, i ncl udi ng t he sect i on t i t l e. Thi s speci f i cat i on shoul d not be used f or l i qui d oxygen compat i bl e j oi nt seal s.

NOTE: The f ol l owi ng i nf or mat i on shal l be shown on t he pr oj ect dr awi ngs:

1. Spaci ng, wi dt h, and t ype of j oi nt s i n concr et e pavement s t o be seal ed.

2. Typi cal det ai l s of exi st i ng j oi nt s.

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3. Dept h of exi st i ng seal ant t o be r emoved f or each t ype of j oi nt , i f not speci f i ed.

4. Det ai l of t ype of j oi nt t o be r ef aced or wi dened wi t h a concr et e saw. Show ext ent of new wi dt h and dept h of sawi ng t o pr ovi de t he pr oper shape f act or of t he voi d space i n t he j oi nt . For mat er i al s, ot her t han si l i cone, t he r at i o of t he dept h t o wi dt h ( d/ w) of t he seal ant r eser voi r shoul d gener al l y be not l ess t han 1 nor gr eat er t han 1. 5. For s i l i cone seal ant a dept h t o wi dt h r at i o of appr oxi mat el y 0. 5 i s pr ef er r ed. Dependi ng upon t he wi dt h of t he r ef aced j oi nt , t he t hi ckness of t he seal ant bead shoul d be bet ween 6 and 13 mm 1/ 4 and 1/ 2 i n.

Fol l owi ng ar e t he r ecommended det ai l s f or s i l i cone seal ant s:

Ref aced Joi nt Wi dt h 10 mm 13 mm 19 mm 25 mm

Recess Bel ow Sur f ace 6 mm 6 mm 6 mm 13 mm

Thi ckness of Seal ant 6 mm 6 mm 10 mm 13 mm

Backer Rod Di amet er 13 mm 16 mm 22 mm 31 mm

Tot al Dept h of Joi nt 25 mm 28 mm 38 mm 56 mm

Ref aced Joi nt Wi dt h 3/ 8" 1/ 2" 3/ 4" 1"

Recess Bel ow Sur f ace 1/ 4" 1/ 4" 1/ 4" 1/ 2"

Thi ckness of Seal ant 1/ 4" 1/ 4" 3/ 8" 1/ 2"

Backer Rod Di amet er 1/ 2" 5/ 8" 7/ 8" 1 1/ 4"

Tot al Dept h of Joi nt 1" 1 1/ 8" 1 1/ 2" 2 1/ 4"

5. Locat i on and t ype of bond br eaker or back- up.

6. I dent i f y t ype of seal ant based on pr oposed use of pavement s. ( See not e i n par agr aph ent i t l ed " Joi nt Seal ant . " )

7. For j oi nt det ai l s see UFC 3- 260- 02, " Pavement Desi gn f or Ai r f i el ds" .

PART 1 GENERAL

NOTE: I n pr epar i ng Cont r act speci f i cat i ons f or concr et e pavement s, use UFC 3- 250- 04 St andar d Pr act i ce f or Concr et e Pavement s.

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1. 1 UNI T PRI CES

NOTE: Del et e t hi s par agr aph when l ump sum bi ddi ng i s used.

1. 1. 1 Measur ement

Det er mi ne t he quant i t y of each seal i ng i t em t o be pai d f or by act ual measur ement of t he number of l i near m f t of i n- pl ace mat er i al t hat has been appr oved.

1. 1. 2 Payment

Make payment at t he Cont r act uni t bi d pr i ces per l i near met er f oot f or t he seal i ng i t ems schedul ed. I ncl ude t he cost of l abor , mat er i al s, and t he use of equi pment and t ool s r equi r ed t o compl et e t he wor k i n t he uni t bi d pr i ce.

1. 2 REFERENCES

NOTE: Thi s par agr aph i s used t o l i s t t he publ i cat i ons c i t ed i n t he t ext of t he gui de speci f i cat i on. The publ i cat i ons ar e r ef er r ed t o i n t he t ext by basi c desi gnat i on onl y and l i s t ed i n t hi s par agr aph by or gani zat i on, desi gnat i on, dat e, and t i t l e.

Use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e when you add a Ref er ence I dent i f i er ( RI D) out si de of t he Sect i on' s Ref er ence Ar t i c l e t o aut omat i cal l y pl ace t he r ef er ence i n t he Ref er ence Ar t i c l e. Al so use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e t o updat e t he i ssue dat es.

Ref er ences not used i n t he t ext wi l l aut omat i cal l y be del et ed f r om t hi s sect i on of t he pr oj ect speci f i cat i on when you choose t o r econci l e r ef er ences i n t he publ i sh pr i nt pr ocess.

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.

ASTM I NTERNATI ONAL ( ASTM)

ASTM C603 ( 2014; R 2019) St andar d Test Met hod f or Ext r usi on Rat e and Appl i cat i on Li f e of El ast omer i c Seal ant s

ASTM C639 ( 2015; R 2020) St andar d Test Met hod f or Rheol ogi cal ( Fl ow) Pr oper t i es of El ast omer i c Seal ant s

ASTM C661 ( 2015; R 2022) St andar d Test Met hod f or I ndent at i on Har dness of El ast omer i c- Type

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Seal ant s by Means of a Dur omet er

ASTM C679 ( 2015; R 2022) St andar d Test Met hod f or Tack- Fr ee Ti me of El ast omer i c Seal ant s

ASTM C719 ( 2014; R 2019) St andar d Test Met hod f or Adhesi on and Cohesi on of El ast omer i c Joi nt Seal ant s Under Cycl i c Movement ( Hockman Cycl e)

ASTM C792 ( 2023) Ef f ect s of Heat Agi ng on Wei ght Loss, Cr acki ng, and Chal ki ng of El ast omer i c Seal ant s

ASTM C793 ( 2023) St andar d Test Met hod f or Ef f ect s of Labor at or y Accel er at ed Weat her i ng on El ast omer i c Joi nt Seal ant s

ASTM C920 ( 2018) St andar d Speci f i cat i on f or El ast omer i c Joi nt Seal ant s

ASTM C1016 ( 2014; R 2022) St andar d Test Met hod f or Det er mi nat i on of Wat er Absor pt i on of Seal ant Backi ng ( Joi nt Fi l l er ) Mat er i al

ASTM C1193 ( 2016) St andar d Gui de f or Use of Joi nt Seal ant s

ASTM D412 ( 2016; R 2021) St andar d Test Met hods f or Vul cani zed Rubber and Ther mopl ast i c El ast omer s - Tensi on

ASTM D789 ( 2015) Det er mi nat i on of Rel at i ve Vi scosi t y and Moi st ur e Cont ent of Pol yami de ( PA)

ASTM D903 ( 1998; R 2017) St andar d Test Met hod f or Peel or St r i ppi ng St r engt h of Adhesi ve Bonds

ASTM D5249 ( 2010; R 2016) St andar d Speci f i cat i on f or Backer Mat er i al f or Use wi t h Col d- and Hot - Appl i ed Joi nt Seal ant s i n Por t l and- Cement Concr et e and Asphal t Joi nt s

ASTM D5329 ( 2016) St andar d Test Met hods f or Seal ant s and Fi l l er s, Hot - Appl i ed, f or Joi nt s and Cr acks i n Asphal t Pavement s and Por t l and Cement Concr et e Pavement s

ASTM D5893/ D5893M ( 2016) St andar d Speci f i cat i on f or Col d Appl i ed, Si ngl e Component , Chemi cal l y Cur i ng Si l i cone Joi nt Seal ant f or Por t l and Cement Concr et e Pavement s

ASTM D6690 ( 2021) St andar d Speci f i cat i on f or Joi nt and Cr ack Seal ant s, Hot Appl i ed, f or Concr et e and Asphal t Pavement s

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

COE CRD- C 525 ( 1989) Cor ps of Engi neer s Test Met hod f or Eval uat i on of Hot - Appl i ed Joi nt Seal ant s f or Bubbl i ng Due t o Heat i ng

1. 3 SUBMI TTALS

NOTE: Revi ew Submi t t al Descr i pt i on ( SD) def i ni t i ons i n Sect i on 01 33 00 SUBMI TTAL PROCEDURES and edi t t he f ol l owi ng l i s t , and cor r espondi ng submi t t al i t ems i n t he t ext , t o r ef l ect onl y t he submi t t al s r equi r ed f or t he pr oj ect . The Gui de Speci f i cat i on t echni cal edi t or s have cl assi f i ed t hose i t ems t hat r equi r e Gover nment appr oval , due t o t hei r compl exi t y or cr i t i cal i t y, wi t h a " G. " Gener al l y, ot her submi t t al i t ems can be r evi ewed by t he Cont r act or ' s Qual i t y Cont r ol Syst em. Onl y add a “ G” t o an i t em i f t he submi t t al i s suf f i c i ent l y i mpor t ant or compl ex i n cont ext of t he pr oj ect .

For Ar my pr oj ect s, f i l l i n t he empt y br acket s f ol l owi ng t he " G" c l assi f i cat i on, wi t h a code of up t o t hr ee char act er s t o i ndi cat e t he appr ovi ng aut hor i t y. Codes f or Ar my pr oj ect s usi ng t he Resi dent Management Syst em ( RMS) ar e: " AE" f or Ar chi t ect - Engi neer ; " DO" f or Di st r i ct Of f i ce ( Engi neer i ng Di v i s i on or ot her or gani zat i on i n t he Di st r i ct Of f i ce) ; " AO" f or Ar ea Of f i ce; " RO" f or Resi dent Of f i ce; and " PO" f or Pr oj ect Of f i ce. Codes f ol l owi ng t he " G" t ypi cal l y ar e not used f or Navy and Ai r For ce pr oj ect s.

The " S" c l assi f i cat i on i ndi cat es submi t t al s r equi r ed as pr oof of compl i ance f or sust ai nabi l i t y Gui di ng Pr i nci pl es Val i dat i on or Thi r d Par t y Cer t i f i cat i on and as descr i bed i n Sect i on 01 33 00 SUBMI TTAL

PROCEDURES.

Choose t he f i r st br acket ed i t em f or Navy and Ai r For ce pr oj ect s, or choose t he second br acket ed i t em f or Ar my pr oj ect s.

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" or " S" c l assi f i cat i on. Submi t t al s not havi ng a " G" or " S" c l assi f i cat i on ar e [ f or Cont r act or Qual i t y Cont r ol appr oval . ] [ f or i nf or mat i on onl y. When used, a code f ol l owi ng t he " G" c l assi f i cat 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- 03 Pr…