A22 Amendment 1 Specs.pdf
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This is an amendment to a solicitation for the rehabilitation and restoration of historic stone walls at Jefferson Barracks National Cemetery. The amendment extends the bid due date from 1 June 2020 to 15 June 2020. Additional supporting documents have also been uploaded with this amendment. The solicitation is being conducted by the Department of the Army Corps of Engineers St. Louis District for work on the JBNC Historic Wall Rehabilitation and Restoration project.
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SECTI ON TABLE OF CONTENTS
DI VI SI ON 00 - PROCUREMENT AND CONTRACTI NG REQUI REMENTS
SECTI ON 00 08 00
SPECI AL CONTRACT REQUI REMENTS
PART 1 GENERAL
1. 1 PAY REQUESTS
1. 2 PUBLI C UTI LI TI ES AND PRI VATE I MPROVEMENTS
1. 3 DAMAGE TO WORK.
1. 4 PARTI AL PAYMENT
1. 5 CERTI FI CATES OF COMPLI ANCE
1. 6 PURCHASE ORDERS
1. 7 SAFETY AND HEALTH REQUI REMENTS MANUAL EM 385- 1- 1
1. 8 ACCI DENT I NVESTI GATI ONS AND REPORTI NG
1. 9 ACCI DENT PREVENTI ON PROGRAM
1. 10 DAI LY I NSPECTI ONS
1. 11 ENVI RONMENTAL LI TI GATI ON
1. 12 SUBCONTRACTS
1. 13 REQUI RED I NSURANCE - WORK ON A NON- GOVERNMENT I NSTALLATI ON.
1. 14 PROTECTI ON OF MATERI AL AND WORK
1. 15 CONTAMI NATI ON OF WATER
1. 16 TI ME EXTENSI ONS FOR UNUSUALLY SEVERE WEATHER
1. 17 COMMERCI AL WARRANTY
1. 18 ORDER AND COORDI NATI ON OF WORK
1. 19 PARTNERI NG
1. 20 CONTRACTOR PERFORMANCE EVALUATI ONS
PART 2 PRODUCTS
PART 3 EXECUTI ON
- - End of Sect i on Tabl e of Cont ent s - -
DOCUMENT 00 08 00 Page 1
SECTI ON 00 08 00
SPECI AL CONTRACT REQUI REMENTS
PART 1 GENERAL
1. 1 PAY REQUESTS
Pay r equest s aut hor i zed i n t he Cont r act Cl ause ent i t l ed " Payment s Under Fi xed- Pr i ce Const r uct i on Cont r act s" , wi l l be pai d pur suant t o t he c l ause ent i t l ed " Pr ompt Payment f or Const r uct i on Cont r act s" . Pay r equest s shal l be submi t t ed on ENG For m 93 and 93a, " Payment Est i mat e- Cont r act Per f or mance" and " Cont i nuat i on" , r espect i vel y. Al l i nf or mat i on and subst ant i at i on r equi r ed by t he i dent i f i ed cont r act c l auses shal l be submi t t ed wi t h t he ENG For m 93, and t he r equi r ed cer t i f i cat i on shal l be i ncl uded on t he l ast page of t he ENG For m 93a, s i gned by an aut hor i zed of f i c i al of t he Cont r act or and dat ed when si gned. The desi gnat ed bi l l i ng of f i ce i s t he Of f i ce of t he Ar ea Engi neer .
1. 2 PUBLI C UTI LI TI ES AND PRI VATE I MPROVEMENTS
a. Unl ess ot her wi se speci f i ed, shown on t he dr awi ngs, or st at ed i n wr i t i ng by t he Cont r act i ng Of f i cer , t he Cont r act or shal l not move or di st ur b any publ i c ut i l i t i es or pr i vat e i mpr ovement s. Such r emoval s, al t er at i ons, and/ or r el ocat i ons, wher e necessar y, wi l l be made by ot her s. The l ocat i ons shown on t he dr awi ngs f or under gr ound ut i l i t i es ar e appr oxi mat e onl y. The exact l ocat i ons of such ut i l i t i es shal l be det er mi ned by t he Cont r act or i n t he f i el d pr i or t o commenci ng const r uct i on oper at i ons i n t hei r v i c i ni t y.
b. The at t ent i on of t he Cont r act or i s di r ect ed t o t he possi bi l i t y t hat publ i c ut i l i t i es or pr i vat e i mpr ovement s may be encount er ed wi t hi n t he const r uct i on l i mi t s, some of whi ch may be bur i ed, and t he exi st ence of whi ch i s pr esent l y not known. Shoul d any such ut i l i t i es or i mpr ovement s be encount er ed, t he Cont r act or shal l i mmedi at el y not i f y t he Cont r act i ng Of f i cer so t hat a det er mi nat i on may be made as t o whet her t hey shal l be r emoved, r el ocat ed, or al t er ed. Af t er such det er mi nat i on i s made, t he Cont r act or shal l , i f so di r ect ed by t he Cont r act i ng Of f i cer , r emove, r el ocat e, or al t er t hem as r equi r ed and an equi t abl e adj ust ment wi l l be made. I n t he event t he Cont r act i ng Of f i cer ar r anges f or such r emoval s, al t er at i ons, or r el ocat i ons t o be per f or med by ot her s, t he Cont r act or shal l cooper at e wi t h such ot her s dur i ng t he l at t er s ' r emoval , al t er at i on, or r el ocat i on oper at i ons.
1. 3 DAMAGE TO WORK.
The r esponsi bi l i t y f or damage t o any par t of t he per manent wor k shal l be as set f or t h i n t he Cont r act Cl ause ent i t l ed " Per mi t s and Responsi bi l i t i es. " However , i f i n t he j udgment of t he Cont r act i ng Of f i cer any par t of t he per manent wor k per f or med by t he Cont r act or i s damaged by f l ood or ear t hquake, whi ch damage i s not due t o t he f ai l ur e of t he Cont r act or t o t ake r easonabl e pr ecaut i ons or t o exer ci se sound engi neer i ng and const r uct i on pr act i ces i n t he conduct of t he wor k, t he Cont r act or shal l make t he r epai r s as or der ed by t he Cont r act i ng Of f i cer and f ul l compensat i on f or such r epai r s wi l l be made at t he appl i cabl e cont r act uni t or j ob pr i ces as f i xed and est abl i shed i n t he cont r act . I f i n t he opi ni on of t he Cont r act i ng Of f i cer t her e ar e no cont r act uni t or l ump sum pr i ces appl i cabl e t o any par t of such wor k, an equi t abl e adj ust ment pur suant t o
DOCUMENT 00 08 00 Page 2 t he Cont r act Cl ause ent i t l ed, " Changes, " of t he cont r act wi l l be made as f ul l compensat i on f or t he r epai r s of t hat par t of t he per manent wor k f or whi ch t her e ar e no appl i cabl e cont r act uni t or l ump sum pr i ces. Except as her ei n pr ovi ded, damage t o al l wor k ( i ncl udi ng t empor ar y const r uct i on) , ut i l i t i es, mat er i al s, equi pment , and pl ant shal l be r epai r ed t o t he sat i sf act i on of t he Cont r act i ng Of f i cer at t he Cont r act or ' s expense, r egar dl ess of t he cause of such damage.
1. 4 PARTI AL PAYMENT
At t he di scr et i on of t he Cont r act i ng Of f i cer , par t i al payment wi l l be made f or equi pment del i ver ed and st or ed on si t e or of f s i t e pr ovi di ng such st or age i s i n accor dance wi t h t he pr ovi s i ons of t hese speci f i cat i ons and t he Cont r act or f ur ni shes sat i sf act or y evi dence t hat t i t l e t o such equi pment has been acqui r ed and t hat i t wi l l be ut i l i zed on t he wor k cover ed by t hese speci f i cat i ons. Par t i al payment i s def i ned as t he i nvoi ce amount pl us shi ppi ng cost s. I f t he equi pment i s st or ed of f s i t e, t he Gover nment shal l have t he r i ght t o i nspect t he equi pment .
1. 5 CERTI FI CATES OF COMPLI ANCE
Any cer t i f i cat es r equi r ed f or demonst r at i ng pr oof of compl i ance of mat er i al s wi t h speci f i cat i on r equi r ement s shal l be execut ed i n 3 copi es.
Each cer t i f i cat e shal l i ncl ude t he si gnat ur e and t i t l e of an of f i c i al aut hor i zed t o cer t i f y i n behal f of t he manuf act ur i ng company and shal l cont ai n t he name and addr ess of t he Cont r act or , t he pr oj ect name and l ocat i on, and t he quant i t y and dat e or dat es of shi pment or del i ver y t o whi ch t he cer t i f i cat es appl y. Copi es of l abor at or y t est r epor t s submi t t ed wi t h cer t i f i cat es shal l cont ai n t he name and addr ess of t he t est i ng l abor at or y and t he dat e or dat es of t he t est s t o whi ch t he r epor t appl i es. Cer t i f i cat i on shal l not be const r ued as r el i evi ng t he Cont r act or f r om r esponsi bi l i t y f or f ur ni shi ng sat i sf act or y mat er i al i f , af t er t est s ar e per f or med on sel ect ed sampl es, t he mat er i al i s f ound not t o meet t he speci f i c r equi r ement s.
1. 6 PURCHASE ORDERS
Two copi es of al l pur chase or der s f or ot her t han st ock mat er i al s showi ng t he f i r m names and addr esses and l i s t of mat er i al shal l be f ur ni shed t o t he Cont r act i ng Of f i cer or an aut hor i zed r epr esent at i ve as soon as i ssued.
1. 7 SAFETY AND HEALTH REQUI REMENTS MANUAL EM 385- 1- 1
The Saf et y and Heal t h Requi r ement s Manual EM 385- 1- 1 f or ms a par t of t hese speci f i cat i ons. EM 385- 1- 1 and i t s changes ar e avai l abl e at http://www.publications.usace.army.mil/USACEPublications/Engineer-Manuals/ .
Cont r act or shal l be r esponsi bl e f or compl yi ng wi t h t he cur r ent edi t i on and al l changes post ed on t he web as of t he ef f ect i ve dat e of t hi s solicitation.
1. 8 ACCI DENT I NVESTI GATI ONS AND REPORTI NG
Ref er t o EM 385- 1- 1, Par agr aph 01. D. Acci dent s, i nvol v i ng cont r act or and/ or subcont r act or empl oyees per f or mi ng any wor k or r el at ed wor k on a USACE pr oj ect , shal l be i nvest i gat ed and r epor t ed i mmedi at el y t o t he Cont r act i ng Of f i cer or aut hor i zed Cont r act i ng Of f i cer ' s r epr esent at i ve.
Thi s r epor t i ng r equi r ement appl i es t o on- si t e or of f - s i t e acci dent s. Upon r ecei pt of t he i ni t i al acci dent r epor t not i f i cat i on, t he Cont r act i ng Of f i cer shal l i ssue addi t i onal gui dance concer ni ng cont i nui ng pr oj ect
DOCUMENT 00 08 00 Page 3 oper at i ons whi ch may i ncl ude a " cease wor k" di r ect i ve. I f a cease wor k di r ect i ve i s i ssued, t he Cont r act or wi l l not be al l owed t o r esume wor k r el at ed t o t he acci dent unt i l al l condi t i ons of t he " cease wor k" di r ect i ve ar e met . Af t er t he i ni t i al not i f i cat i on, t he Cont r act or shal l ensur e a f or mal i nvest i gat i on i s conduct ed and r epor t s ar e compl et ed by t he i mmedi at e super vi sor of t he empl oyee( s) i nvol ved and r epor t ed t o t he Cont r act i ng Of f i cer or an aut hor i zed r epr esent at i ve wi t hi n one wor ki ng day af t er t he acci dent occur s. The acci dent I nvest i gat i on r epor t shal l be made on ENG For m 3394.
1. 9 ACCI DENT PREVENTI ON PROGRAM
Ref er t o Cont r act Cl ause FAR 52. 236- 13 ent i t l ed, " Acci dent Pr event i on" .
Wi t hi n 15 days af t er r ecei pt of Not i ce of Awar d of t he cont r act , and at l east 7 days pr i or t o t he pr ewor k conf er ence, t he or i gi nal and one copy of t he Acci dent Pr event i on Pr ogr am shal l be submi t t ed t o t he Cont r act i ng Of f i cer f or r evi ew. See EM 385- 1- 1 Appendi x A ( 2014 Edi t i on) and checkl i st i ncl uded at t he end of t hi s sect i on f or gui dance i n cr eat i ng t he Acci dent Pr event i on Pl an.
The pr ogr am shal l al so i ncl ude a copy of company pol i cy st at ement of acci dent pr event i on and any ot her gui dance st at ement s nor mal l y pr ovi ded new empl oyees. Each company empl oyee shal l be r equi r ed t o s i gn t he company pol i cy st at ement of acci dent pr event i on t o ver i f y t hat al l empl oyees have been i nf or med of t he saf et y pr ogr am, and such si gned st at ement s shal l be mai nt ai ned at t he pr oj ect s i t e.
When mar i ne pl ant and equi pment ar e i n use under t hi s cont r act , t he r equi r ement s of EM 385- 1- 1, Sect i on 19 shal l be met .
The Cont r act or shal l not commence physi cal wor k at t he s i t e unt i l t he pr ogr am has been r evi ewed and f ound accept abl e by t he Cont r act i ng Of f i cer , or an aut hor i zed r epr esent at i ve. The Cont r act or shal l submi t f or appr oval t he Act i v i t y Hazar d Anal ysi s f or each phase of const r uct i on pr i or t o t he begi nni ng of wor k i n each phase. Al so r ef er t o Sect i on 1 of EM 385- 1- 1.
1. 10 DAI LY I NSPECTI ONS
The Cont r act or shal l per f or m dai l y saf et y i nspect i ons and r ecor d t hem i n RMS. Repor t s of dai l y i nspect i ons shal l be mai nt ai ned at t he j ob s i t e.
The r epor t s shal l be r ecor ds of t he dai l y i nspect i ons and r esul t i ng act i ons. Each r epor t shal l i ncl ude, as a mi ni mum, t he f ol l owi ng:
a. Phase( s) of const r uct i on under way dur i ng t he i nspect i on.
b. Locat i ons of ar eas i nspect i ons wer e made.
c. Resul t s of i nspect i on, i ncl udi ng nat ur e of def i c i enci es obser ved and cor r ect i ve act i ons t aken, or t o be t aken, dat e, and si gnat ur e of t he per son r esponsi bl e f or i t s cont ent s.
1. 11 ENVI RONMENTAL LI TI GATI ON
a. I f t he per f or mance of al l or any par t of t he wor k i s or der ed by a cour t of compet ent j ur i sdi ct i on t o be suspended, del ayed, or i nt er r upt ed as a r esul t of envi r onment al l i t i gat i on, as def i ned bel ow, t he Cont r act i ng Of f i cer , at t he r equest of t he Cont r act or , shal l det er mi ne whet her t he or der i s due i n any par t t o t he act s or omi ssi ons of t he Cont r act or or a Subcont r act or at any t i er not
DOCUMENT 00 08 00 Page 4 r equi r ed by t he t er ms of t hi s cont r act . I f i t i s det er mi ned t hat t he or der i s not due i n any par t t o act s or omi ssi ons of t he Cont r act or or a Subcont r act or at any t i er ot her t han as r equi r ed by t he t er ms of t hi s cont r act , such suspensi on, del ay, or i nt er r upt i on shal l be consi der ed as i f or der ed by t he Cont r act i ng Of f i cer i n t he admi ni st r at i on of t hi s cont r act under t he t er ms of t he Cont r act Cl ause ent i t l ed " Suspensi on of Wor k" .
b. The t er m " envi r onment al l i t i gat i on" , as used her ei n, means a l awsui t al l egi ng t hat t he wor k wi l l have an adver se ef f ect on t he envi r onment or t hat t he Gover nment has not dul y consi der ed, ei t her subst ant i vel y or pr ocedur al l y, t he ef f ect of t he wor k on t he environment.
1. 12 SUBCONTRACTS
I n accor dance wi t h t he Cont r act Cl ause ent i t l ed " Subcont r act s" , t he Cont r act or shal l , wi t hi n seven days af t er t he awar d of any subcont r act by t he Cont r act or or a Subcont r act or , del i ver t o t he Cont r act i ng Of f i cer t wo copi es of a compl et ed St andar d For m 1413. Bot h copi es must cont ai n t he or i gi nal s i gnat ur es of bot h par t i es.
1. 13 REQUI RED I NSURANCE - WORK ON A NON- GOVERNMENT I NSTALLATI ON.
a. The Cont r act or shal l , at i t s own expense, pr ovi de and mai nt ai n dur i ng t he ent i r e per f or mance per i od of t hi s cont r act at l east t he k i nds and mi ni mum amount s of i nsur ance r equi r ed i n t he f ol l owi ng schedule:
( 1) Wor kmen' s Compensat i on. Amount s r equi r ed by appl i cabl e j ur i sdi ct i onal st at ut es.
( 2) Empl oyer ' s Li abi l i t y I nsur ance. $100, 000
( 3) Compr ehensi ve Gener al Li abi l i t y I nsur ance.
Bodi l y I nj ur y - $500, 000 per occur r ence
( 4) Compr ehensi ve Aut omobi l e I nsur ance.
Bodi l y I nj ur y - $200, 000 each per son $500, 000 each acci dent Pr oper t y Damage - $ 20, 000 each acci dent
b. Wi t hi n 15 days af t er r ecei pt of Not i ce of Awar d and bef or e commenci ng wor k under t hi s cont r act , t he Cont r act or shal l not i f y t he Cont r act i ng Of f i cer i n wr i t i ng t hat t he r equi r ed i nsur ance has been obt ai ned. The pol i c i es evi denci ng r equi r ed i nsur ance shal l cont ai n an endor sement t o t he ef f ect t hat any cancel l at i on or any mat er i al change adver sel y af f ect i ng t he Gover nment ' s i nt er est shal l not be ef f ect i ve ( 1) f or such per i od as t he l aws of t he St at e i n whi ch t hi s cont r act i s t o be per f or med pr escr i be, or ( 2) unt i l 30 days af t er t he i nsur er or t he Cont r act or gi ves wr i t t en not i ce t o t he Cont r act i ng Of f i cer , whi chever per i od i s l onger .
c. The Cont r act or shal l i nser t t he subst ance of t hi s c l ause, i ncl udi ng t hi s par agr aph c, i n subcont r act s under t hi s cont r act and shal l r equi r e subcont r act or s t o pr ovi de and mai nt ai n t he i nsur ance r equi r ed i n par agr aph a above. The Cont r act or shal l mai nt ai n a copy
DOCUMENT 00 08 00 Page 5 of al l subcont r act or ' s pr oof s of r equi r ed i nsur ance, and shal l make copi es avai l abl e t o t he Cont r act i ng Of f i cer upon r equest .
d. St at ement s of r equi r ed i nsur ance shoul d be submi t t ed t o t he f ol l owi ng addr ess:
Depar t ment of t he Ar my St . Loui s Di st r i ct , Cor ps of Engi neer s Cent r al Ar ea Of f i ce; CEMVS- EC- CA 1222 Spr uce St r eet St . Loui s, Mi ssour i 63103
1. 14 PROTECTI ON OF MATERI AL AND WORK
The Cont r act or shal l at al l t i mes pr ot ect and pr eser ve al l mat er i al s, suppl i es, and equi pment of ever y descr i pt i on ( i ncl udi ng pr oper t y whi ch may be Gover nment - f ur ni shed or owned) and al l wor k per f or med. Al l r easonabl e r equest s of t he Cont r act i ng Of f i cer t o encl ose or speci al l y pr ot ect such pr oper t y shal l be compl i ed wi t h. I f , as det er mi ned by t he Cont r act i ng Of f i cer , mat er i al , equi pment , suppl i es, and wor k per f or med ar e not adequat el y pr ot ect ed by t he Cont r act or , such pr oper t y may be pr ot ect ed by t he Gover nment and t he cost t her eof may be char ged t o t he Cont r act or or deduct ed f r om any payment s due t o t he Cont r act or .
1. 15 CONTAMI NATI ON OF WATER
I n addi t i on t o t he r equi r ement s set f or t h i n SECTI ON 01 11 30, par agr aph Pr ot ect i on of Wat er Resour ces, t he Cont r act or shal l t ake posi t i ve pr ot ect i ve measur es t o pr event spi l l age of pot ent i al pol l ut ant mat er i al s such as f uel , emul si on mat er i al s, chemi cal s et c. , f r om st or age cont ai ner s or equi pment , i nt o l akes or t r i but ar y wat er s. Such posi t i ve pr ot ect i ve measur es may i ncl ude, but ar e not l i mi t ed t o, t he f ol l owi ng:
( 1) A ber m encl osur e of suf f i c i ent capaci t y t o cont ai n such mat er i al s.
( 2) Secur i t y measur es t o pr event act s of vandal i sm whi ch coul d r esul t i n spi l l age of such mat er i al s ( f ences, guar ds, et c. ) .
( 3) St or age of such mat er i al s i n an ar ea wher e t he t er r ai n woul d pr ecl ude l eakage i nt o l ake or t r i but ar y wat er s.
( 4) Ut i l i zat i on of secur e Gover nment st or age ar eas i f t he Cont r act i ng Of f i cer i ndi cat es such space i s avai l abl e. No st or age past i mmedi at e needs ( 2 days) wi t hout t he consent of t he Cont r act i ng Of f i cer .
The Cont r act or shal l submi t i t s pr oposal s f or i mpl ement i ng t he above pr ovi s i ons i n accor dance wi t h SECTI ON 01 11 30, par agr aph Envi r onment al Pr ot ect i on Pl an.
1. 16 TI ME EXTENSI ONS FOR UNUSUALLY SEVERE WEATHER
a. Thi s pr ovi s i on speci f i es t he pr ocedur e f or t he det er mi nat i on of t i me ext ensi ons f or unusual l y sever e weat her i n accor dance wi t h t he Cont r act Cl ause ent i t l ed, " Def aul t ( Fi xed- Pr i ce Const r uct i on) " . I n or der f or t he Cont r act i ng Of f i cer t o awar d a t i me ext ensi on under t hi s c l ause, t he f ol l owi ng condi t i ons must be sat i sf i ed:
( 1) The weat her exper i enced at t he pr oj ect s i t e dur i ng t he cont r act per i od must be f ound t o be unusual l y sever e, t hat i s , DOCUMENT 00 08 00 Page 6 mor e sever e t han t he adver se weat her ant i c i pat ed f or t he pr oj ect l ocat i on dur i ng any gi ven mont h.
( 2) The unusual l y sever e weat her must act ual l y cause a del ay t o t he compl et i on of t he pr oj ect . The del ay must be beyond t he cont r ol and wi t hout t he f aul t or negl i gence of t he Cont r act or .
b. The f ol l owi ng schedul e of mont hl y ant i c i pat ed adver se weat her del ays i s based on Nat i onal Oceani c and At mospher i c Admi ni st r at i on ( NOAA) or s i mi l ar dat a f or t he pr oj ect l ocat i on and wi l l const i t ut e t he base l i ne f or mont hl y weat her t i me eval uat i ons. The Cont r act or ' s pr ogr ess schedul e must r ef l ect t hese ant i c i pat ed adver se weat her del ays i n al l weat her dependent act i v i t i es.
MONTHLY ANTI CI PATED ADVERSE WEATHER DELAY
WORK DAYS BASED ON ( 5) DAY WORK WEEK
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
( 5) ( 6) ( 7) ( 7) ( 7) ( 8) ( 8) ( 9) ( 6) ( 6) ( 7) ( 7)
c. Upon acknowl edgement of t he Not i ce t o Pr oceed ( NTP) and cont i nui ng t hr oughout t he cont r act , t he Cont r act or shal l r ecor d on t he dai l y CQC r epor t , t he occur r ence of adver se weat her and r esul t ant i mpact t o nor mal l y schedul ed wor k. Act ual adver se weat her del ay days must pr event wor k on cr i t i cal act i v i t i es f or 50 per cent or mor e of t he Cont r act or ' s schedul ed wor k day. The number of act ual adver se weat her del ay days shal l i ncl ude days i mpact ed by act ual adver se weat her ( even i f adver se weat her occur r ed i n pr evi ous mont h) , be cal cul at ed chr onol ogi cal l y f r om t he f i r st t o t he l ast day of each mont h, and be r ecor ded as f ul l days. I f t he number of act ual adver se weat her del ay days exceeds t he number of days ant i c i pat ed i n par agr aph b, above, t he Cont r act i ng Of f i cer wi l l conver t any qual i f y i ng del ays t o cal endar days, gi v i ng f ul l consi der at i on f or equi val ent f ai r weat her wor k days, and i ssue a modi f i cat i on i n accor dance wi t h t he Cont r act Cl ause ent i t l ed " Def aul t ( Fi xed Pr i ce Const r uct i on) " .
1. 17 COMMERCI AL WARRANTY
The Cont r act or agr ees t hat t he st andar d commer ci al equi pment f ur ni shed under t hi s cont r act shal l be cover ed by t he most f avor abl e commer ci al war r ant i es t he manuf act ur er gi ves t o any cust omer f or such equi pment , and t hat t he r i ght s and r emedi es pr ovi ded her ei n ar e i n addi t i on t o and do not l i mi t any r i ght s af f or ded t o t he Gover nment by any ot her c l ause of t hi s cont r act . The Cont r act or shal l f ur ni sh t wo copi es of t he war r ant i es t o t he Cont r act i ng Of f i cer .
1. 18 ORDER AND COORDI NATI ON OF WORK
The Cont r act or shal l compl y wi t h t he f ol l owi ng par agr aphs:
A. Cemet er y hour s of oper at i on:
1. St andar d Schedul e: Monday t hr ough Fr i day 8: 00 a. m. t o 4: 30 p. m.
2. The cont r act or wi l l be al l owed t o wor k f r om Dawn t o Dusk as a management of f i cer wi l l be onsi t e
3. The 1st weekend of each mont h t he s i t e wi l l be open f or wor k t o commence at t he cont r act or s opt i on t o wor k.
4. Cl osed on Thanksgi v i ng, Chr i st mas and New Year ' s Day.
5. The cont r act or shal l have weekl y meet i ngs wi t h t he COR t o
DOCUMENT 00 08 00 Page 7 di scuss pl anned i nt er nment s t o ensur e schedul ed wor k wi l l not i mpact f uner al pr ocessi ons. No l oud wor k wi l l be per mi t t ed dur i ng i nt er nment s. Up t o 30 mi nut es of i nt er r upt i on t o l oud wor k act i v i t i es shoul d be ant i c i pat ed and schedul ed per day. The Cont r act or shal l schedul e appr opr i at e wor k t o be accompl i shed dur i ng t hese t i mes. I n t he event t hat no appr opr i at e wor k can be accompl i shed dur i ng t hi s t i me, t he Cont r act or and COR shal l agr ee t o t hi s and document t he t i me no wor k was compl et ed. The cumul at i ve t i me of no wor k i nst ances beyond t he ant i c i pat ed 30 mi nut es per day wi l l be added t o t he t ot al cont r act t i me and pai d under t he St and By l i ne i t em.
B. Ant i c i pat ed sequence of wor k i s shown bel ow. The Cont r act or may devi at e f r om t hi s sequence i f necessar y, af t er coor di nat i ng wi t h t he
COR.
1. Layout & st aki ng - est abl i sh cont r ol and boundar i es.
2. Cont act Mi ssour i One Cal l t o have ut i l i t i es l ocat ed.
3. Const r uct and i mpl ement c l eani ng and r est or at i on mock- ups ( t est panel s) f or t he Cent er Wal l , i n accor dance wi t h par agr aph 1. 6 of SECTI ON 04 01 00. 91, pr i or t o begi nni ng r ehabi l i t at i on of t he Cent er Wal l .
4. Per f or m r ehabi l i t at i on of t he Cent er Wal l .
5. Compl et e cent er wal l dr ai nage modi f i cat i ons.
6. Const r uct and i mpl ement c l eani ng and r est or at i on mock- ups ( t est panel s) f or t he Ol d Post Road Wal l , i n accor dance wi t h par agr aph
1. 6 of SECTI ON 04 01 00. 91, pr i or t o begi nni ng r ehabi l i t at i on of t he Ol d Post Road Wal l .
7. Per f or m r ehabi l i t at i on of t he Ol d Post Road Wal l , i ncl udi ng t he r ebui l t and bui l t up wal l segment s.
8. Compl et e Ol d Post Road dr ai nage af t er adj acent wal l r ehabi l at i on ef f or t s ar e compl et e.
9. I nst al l pedest r i an r ai l i ng at Ol d Post Road wal l .
10. Per f or m Ol d Post Road st ai r pat chi ng.
11. Const r uct and i mpl ement c l eani ng and r est or at i on mock- ups ( t est panel s) f or t he Boundar y Wal l , i n accor dance wi t h par agr aph
1. 6 of SECTI ON 04 01 00. 91, pr i or t o begi nni ng r ehabi l i t at i on of t he Cent er Wal l .
12. Per f or m r ehabi l i t at i on of i r on gat e and f ence at t he nor t h end of Boundar y Wal l .
13. Per f or m r ehabi l i t at i on of t he Boundar y Wal l , i ncl udi ng dr ai ns.
C. Pr oj ect Feat ur es
1. The si t e consi st s of hi st or i c st one wal l masonr y r ehabi l i t at i on over 3 separ at e wal l segment s.
2. Dr ai nage f eat ur es i ncl udi ng HDPE pi pi ng, swal es, r e- est abl i shi ng exi st i ng t hr u- wal l dr ai nage and a cur b i nl et .
3. I r on gat e and f ence r epai nt i ng.
4. I nst al l at i on of pedest r i an r ai l i ng.
5. Pat chwor k on concr et e st ai r s.
D. Ut i l i t y Poi nt s of Cont act
El ect r i c - Amer en Mi ssour i El ect r i c PO Box 790352 St . Loui s, Mo 63179- 0352 Phone: 866- 992- 6619
Tel ephone - ATT Di st r i but i on Phone: 800- 288- 2020
DOCUMENT 00 08 00 Page 8
El ect r i c, Fi ber Opt i c, Cabl e TV - Char t er Communi cat i ons Phone: 855- 757- 7328
Gas - Lacl ede Gas Company 700 Mar ket St St . Loui s, Mo 63101 Phone: 800- 887- 4173
Wat er - Mi ssour i Amer i can Wat er Co.
727 Cr ai g Road St . Loui s , Mo 63141 Phone: 866- 430- 0820
Sewer - St . Loui s Met r opol i t an Sewer 2350 Mar ket St r eet St . Loui s, Mo 63103- 2555 Phone: 314- 768- 6260
1. 19 PARTNERI NG
I n or der t o most ef f ect i vel y accompl i sh t hi s cont r act , t he Gover nment i s wi l l i ng t o f or m a cohesi ve par t ner shi p wi t h t he Cont r act or . Thi s par t ner shi p woul d st r i ve t o dr aw on t he st r engt hs of each or gani zat i on i n an ef f or t t o achi eve a qual i t y pr oj ect done r i ght t he f i r st t i me, wi t hi n budget , and on schedul e. Thi s par t ner shi p woul d be bi l at er al i n make- up and par t ner shi p wi l l be t ot al l y vol unt ar y. Any cost associ at ed wi t h ef f ect uat i ng t hi s par t ner shi p wi l l be agr eed t o by al l par t i es and wi l l be shar ed equal l y wi t h no change i n cont r act pr i ce.
1. 20 CONTRACTOR PERFORMANCE EVALUATI ONS
I n accor dance wi t h t he pr ovi s i ons of Subpar t 36. 201( Eval uat i on of Cont r act or Per f or mance) of t he Feder al Acqui s i t i on Regul at i on ( FAR) , const r uct i on cont r act or ' s per f or mance shal l be eval uat ed t hr oughout t he per f or mance of t he cont r act . The Uni t ed St at es Ar my Cor ps of Engi neer s ( USACE) f ol l ows t he pr ocedur es out l i ned i n Engi neer i ng Regul at i on 415- 1- 17 t o f ul f i l l t hi s FAR r equi r ement . For const r uct i on cont r act s awar ded at or above $100, 000. 00, t he USACE wi l l eval uat e cont r act or ' s per f or mance and pr epar e a per f or mance r epor t usi ng t he Cont r act or Per f or mance Assessment Repor t i ng Syst em ( CPARS) , whi ch i s a web- based syst em. Af t er an eval uat i on ( i nt er i m or f i nal ) i s wr i t t en up by t he USACE, t he cont r act or wi l l have t he abi l i t y t o access, r evi ew and comment on t he eval uat i on f or a per i od of 30 days. Accessi ng and usi ng CPARS r equi r es speci f i c sof t war e, cal l ed PKI cer t i f i cat i on, whi ch i s i nst al l ed on t he user ' s comput er . The cer t i f i cat i on i s a Depar t ment of Def ense r equi r ement and was i mpl ement ed t o pr ovi de secur i t y i n el ect r oni c t r ansact i ons. The cer t i f i cat i on sof t war e coul d cost appr oxi mat el y $110 - $125 per cer t i f i cat e per year and i s pur chased f r om an Ext er nal Cer t i f i cat e Aut hor i t i es ( ECA) vendor .
Cur r ent i nf or mat i on about t he PKI cer t i f i cat i on pr ocess and f or cont act i ng vendor s can be f ound on t he web si t e: ht t p: / / www. cpar s. navy. mi l / . I f t he Cont r act or wi shes t o par t i c i pat e i n t he per f or mance eval uat i on pr ocess, access t o CPARS and PKI cer t i f i cat i on i s t he sol e r esponsi bi l i t y of t he Contractor.
PART 2 PRODUCTS
Not used.
DOCUMENT 00 08 00 Page 9
PART 3 EXECUTI ON
Not used.
- - End of Sect i on - -
DOCUMENT 00 08 00 Page 10
Introduction: Construction Project Signs EP 310-1-6a 01 Jun 06
16-1
The use of signs to identify Corps managed or supervised design, construc-tion, and rehabilitation projects - both for military and civil works - is an important part of efforts to keep the public informed of Corps work. For this purpose, a construction project sign package has been adopted. This package consists of two signs: one for project identification and the other to show on-the-job safety performance of the contractor.
These two signs are to be displayed side by side and mounted for reading by passing viewers. Exact placement location will be designated by the contracting officer’s representative.
The panel sizes and graphic formats have been standardized for visual consistency throughout all Corps operations.
Panels are fabricated using HDO plywood or aluminum with dimensional lumber uprights and bracing. The sign faces are nonreflective vinyl.
All legends are to be die-cut or computer-cut in the sizes and typefaces specified and applied to the white panel back-ground following the graphic formats shown on pages 16-2 and 16-3. The Communication Red panel on the left side of the construction project sign with Corps Signature (reverse version) is screen-printed onto the white back-ground.
A display of these two signs is shown on the following two pages. Mounting and fabrication details are provided on page 16-4.
Special applications or situations not covered in these guidelines should be referred to the district Sign Program Manager.
Construction Project Identification Sign
16-2
EP 310-1-6a 01 Jun 06
Below are two samples of the Construc-tion Project Identification sign showing how this panel is adaptable for use to identify either military (top) or civil works projects (bottom). The graphic format for this 4’x 6' sign panel follows the legend guidelines and layout as specified below.
The large 4’x 4' section of the panel on the right is to be white with black legend.
The 2’x 4' section of the sign on the left with the full Corps Signature (reverse version) is to be screen-printed Commu-nication Red on the white background The designation of a sponsor in the area indicated is optional with Military or Civil Works construction signs. Signs may list one sponsoring entity. If agreement on a sponsor designation cannot be achieved, the area should be left blank.
This sign is to be placed with the Safety Performance sign shown on the following page. Mounting and fabrication details are provided on page 16-4.
Special applications or situations not covered in these guidelines should be referred to the district Sign Program Manager.
Legend Group 1: One- to two-line description of Corps relationship to project.
Color: White Typeface: 1.25" Helvetica Regular Maximum line length: 19”
Legend Group 2: Division or District Name (optional). Placed below 10.5” reverse Signature (6” Castle).
Color: White Typeface: 1.25" Helvetica Regular
Legend Group 2a: One- to three-line identifica-tion of Military or Civil Works sponsor (optional). Place below Corps Signature to cross-align with Group 5a-b.
Color: White Typeface: 1.25" Helvetica Regular Maximum line length: 19"
Legend Group 3: One- to three-line project title legend describes the work being done under this contract.
Color: Black Typeface: 3" Helvetica Bold Maximum line length: 42"
Legend Group 4: One- to two-line identification of project or facility (civil works) or name of sponsoring department (military).
Color: Black Typeface: 1.5" Helvetica Regular Maximum line length: 42"
Cross-align the first line of Legend Group 4 with the first line of the Corps Signature (US Army Corps) as shown.
Legend Groups 5a-b: One- to five-line identification of prime contractors including:
type (architect, general contractor, etc.), corporate or firm name, city, state. Use of Legend Group 5 is optional.
Color: Black Typeface: 1.25" Helvetica Regular Maximum line length: 21"
All typography is flush left and rag right, upper and lower case with initial capitals only as shown. Letter- and word-spacing to follow Corps standards as specified in Appendix D.
Sign Legend Panel Post Specification Mounting Color Type Size (A) Size Size Code Height Bkg/Lgd
CID-01 various 4’x6’ 4”x4” HDO-3 48” WH-RD/BK
4.5” 2”
6.25”
10.5”
2.5”
3” 3” 42” 3”
6”
4.5”
4.5”
6”
2.25”
9.5”
1.875” 1.875” 1.875” 1.875”
7.75”
3” 21” 1” 21” 2”
Safety Performance Sign EP 310-1-6a
16-3
Each contractor’s safety record is to be posted on Corps managed or supervised construction projects and mounted with the Construction Project Identification sign specified on page 16-2.
The graphic format, color, size and type-faces used on the sign are to be repro-duced exactly as specified below. The title with First Aid logo in the top section of the sign, and the performance record captions are standard for all signs of this type. Legend groups 2 and 3 below identify the project and the contractor and are to be placed on the sign as shown.
Safety record numbers are mounted on individual metal plates and are screw-mounted to the background to allow for daily revisions to posted safety perfor-mance record.
Special applications or situations not covered in these guidelines should be referred to the district Sign Program Manager.
Legend Group 1: Standard two-line title “Safety is a Job Requirement” with 8” (outside diameter) Safety Green first aid logo.
Color: To match Pantone system 347 Typeface: 3" Helvetica Bold Color: Black
Legend Group 2: One- to two-line project title legend describes the work being done under this contract and name of host project.
Color: Black Typeface: 1.5" Helvetica Regular Maximum line length: 42"
Legend Group 3: One- to two-line identifica-tion: name of prime contractor and city, state address. Color: Black Typeface: 1.5" Helvetica Regular Maximum line length: 42"
Legend Group 4: Standard safety record captions as shown.
Color: Black Typeface: 1.25” Helvetica Regular
Replaceable numbers are to be mounted on white .060 aluminum plates and screw-mounted to background.
Color: Black Typeface: 3" Helvetica Regular Plate size: 2.5" x 4.5"
All typography is flush left and rag right, upper and lower case with initial capitals only as shown. Letter- and word-spacing to follow Corps standards as specified in Appendix D.
3” 33.030” eq. 8” eq.
6”
4.5”
10.5”
2.25” 3”
2.25” 3”
4.875”
4.875”
6.75”
4.875” .75” 4.875”
4.5”
3”
3” 42” 3”
2.25” 2.25” 2.25” 2.25”
.75”
3”
.75”
Sign Legend Panel Post Specification Mounting Color Type Size (A) Size Size Code Height Bkg/Lgd
CID-02 various 4’x4’ 4”x4” HDO-3 48” WH/BK-SG
Fabrication and Mounting GuidelinesEP 310-1-6a
16-4
All Construction Project Identification signs and Safety Performance signs are to be fabricated and installed as de-scribed below. The signs are to be erected at a location designated by the contracting officer representative and shall conform to the size, format, and typographic standards shown on pages16-2 and 16-3. Detailed specifica-tions for HDO plywood panel preparation are provided in Appendix B.
Shown below the mounting diagram is a panel layout grid with spaces provided for project information. Photocopy this page and use as a worksheet when preparing sign legend orders.
For additional information on the proper method to prepare sign panel graphics, contact the district Sign Program Manager.
The sign panels are to be fabricated from .75" High Density Overlay Plywood. Panel preparation to follow HDO specifications provided in Appendix B.
Sign graphics to be prepared on a white nonreflective vinyl film with positionable adhesive backing.
All graphics except for the Communication Red background with Corps Signature on the project sign are to be die-cut or computer-cut nonreflective vinyl, prespaced legends prepared in the sizes and typefaces specified and applied to the background panel following the graphic formats shown on pages 16-2 and 16-3.
The 2’x 4’ Communication Red panel (to match Pantone system 032) with full Corps Signa-ture (reverse version) is to be screen-printed on the white background. Identification of the district or division may be applied under the signature with white cut vinyl letters prepared to Corps standards.
Drill and insert six (6) .375" T-nuts from the front face of the HDO sign panel. Position holes as shown. Flange of T-nut to be flush with sign face.
Apply graphic panel to prepared HDO plywood panel following manufacturers’ instructions.
Sign uprights to be structural grade 4" x 4" treated Douglas Fir or Southern Yellow Pine, No.1 or better. Post to be 12' long. Drill six (6) .375" mounting holes in uprights to align with T-nuts in sign panel. Countersink (.5") back of hole to accept socket head cap screw (4" x .375").
Assemble sign panel and uprights. Imbed assembled sign panel and uprights in 4' hole.
Local soil conditions and/or wind loading may require bolting additional 2" x 4" struts on inside face of uprights to reinforce installation as shown.
48”
48”
18”
Construction Project Identification Sign Legend Group 1: Corps Relationship 1.
2.
Legend Group 2: Division/District Name 1.
2.
Legend Group 3: Project Title 1.
2.
3.
Legend Group 4: Facility Name 1.
2.
Legend Group 5: Contractor/A&E 1.
2.
3.
4.
5.
Safety Performance Sign Legend Group 2: Project Title 1.
2.
Legend Group 3: Contractor/A&E 1.
2.
Legend Group 2a: Military/Civil Works Sponsor 1.
2.
Legend Group 5b: Contractor/A&E 1.
2.
3.
4.
5.
Section 04 01 00.91 Page 1
SECTION 04 01 00.91
RESTORATION AND CLEANING OF MASONRY IN HISTORIC STRUCTURES
PART 1 GENERAL
1.1 GENERAL REQUIREMENTS
It is the intent of this specification to protect historic structures to the greatest extent possible. Use the gentlest means to perform the work and take the greatest of care to ensure that the historic materials are not damaged in the process of the work. In addition to requirements in this section, comply with NPS Hist Prop.
1.2 REFERENCES
The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.
AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS (ACGIH)
ACGIH 0100 (2001; Supplements 2002-2008) Documentation of the Threshold Limit Values and Biological Exposure Indices
ASTM INTERNATIONAL (ASTM)
ASTM A36/A36M (2014) Standard Specification for Carbon
Structural Steel
ASTM C136 (2014) Standard Test Method for Sieve Analysis of Fine and Coarse Aggregates
ASTM C1364 (2017) Standard Specification for
Architectural Cast Stone
ASTM C144 (2017) Standard Specification for Aggregate for Masonry Mortar
ASTM C1489 (2015) Standard Specification for Lime Putty for Structural Purposes
ASTM C170/C170M (2017) Standard Test Method for Compressive Strength of Dimension Stone
ASTM C207 (2006; R 2011) Standard Specification for
Hydrated Lime for Masonry Purposes
ASTM C270 (2019) Standard Specification for Mortar for Unit Masonry
ASTM E11 (2017) Wire Cloth and Sieves for Testing Purposes
ASTM E2659 (2018) Standard Practice for Certificate
Programs
Section 04 01 00.91 Page 2
ASTM E96/E96M (2016) Standard Test Methods for Water Vapor Transmission of Materials
NATIONAL PARK SERVICE (NPS)
NPS Hist Prop (1995) National Standards for the Treatment of Historic Properties with Guidelines for Preserving, Rehabilitating, Restoring, and Reconstructing Historic Buildings
NPS TPS Brief 1 (2000) Assessing Cleaning and Water-Repellent
Treatments for Historic Masonry Buildings
NPS TPS Brief 2 (1998) Repointing Mortar Joints in Historic Masonry Buildings
U.S. GENERAL SERVICES ADMINISTRATION (GSA)
GSA HTTP 07656-01 Installing Lead Stone Flashing to Protect
Masonry Joints
1.3 DEFINITIONS
Terms are defined below as applicable to this project.
1.3.1 Aggregates
The sand component of mortar.
1.3.2 Biocides
A chemical treatment meant to eliminate organic growth on the masonry units and mortar and prohibit re-growth.
1.3.3 Binder
The component of mortar that binds together the aggregate particles into a cohesive material.
1.3.4 Dispersed Lime Crack Injection / Dispersed Hydrated Lime (DHL)
A repair method in which dispersed lime material is injected into small hairline cracks by use of needle or syringe.
1.3.5 Insitu
A term referencing a repair procedure in which the masonry units and mortar remain in place and are repaired without removal from the wall system.
1.3.6 Joint Sealant
A flexible, chemical product that is used to create a weather-tight seal at the capstone skyward facing joints.
Section 04 01 00.91 Page 3
1.3.7 Mockup
Specific area on the wall approved by Contracting Officer to demonstrate the contractor's ability to apply, match, and install specified materials.
1.3.8 Masonry Treatment Requirement (MTR)
Defined treatments that are required by the specification (contract) documents for project specific repairs to masonry.
1.3.9 New Elements
New, non-historic materials added to masonry structures to aid in their ability to resist loads (typically seismic) or to resist water infiltration.
1.3.10 Pier Capstones
The limestone or precast concrete units that sit on top of the stone piers.
1.3.11 Pitch-faced Stone
A stone that is dimensionally cut with a hammer and chisel. The technique leaves the stone with a rock-faced surface and straight at the edges due to the chisel technique applied. The Boundary Wall was constructed using this stone finishing technique.
1.3.12 Portland Cement Mortar
Mortar that was used to construct the Boundary Wall and repair the Old Post Wall as well as the Center Stone Wall. Generally smeared over the face of the existing stonework.
1.3.13 Random Coursed Ashlar
The bond pattern and stone design that was used in the construction of the Boundary Wall and steps on the Old Post Wall.
1.3.14 Random Rubble
A bond-coursing pattern that was used to construct the Center Stone Wall.
1.3.15 Remediate
The practice of restoring a historic masonry structure and its component materials with the intent to maintain the original fabric to the greatest extent possible.
1.3.16 Remove
Section 04 01 00.91 Page 4
Specifically for historic masonry materials, the term means to detach an item from existing construction to the limits indicated.
1.3.17 Replace
To reinstall an item in its original position (or where indicated) after remedial treatment, or to duplicate and reinstall an entire item with new material; with the original item serving as the pattern for creating the duplicate.
1.3.18 Repoint
To remove existing mortar joints to the specified depth and replace with a mortar that matches in color, texture, and performance with maximum breathability, bond, and flexibility to accommodate movement.
1.3.19 Retool/Redress
A repair method in which a chisel is used to re-create the stone surface texture by removing delamination fragments and loose pieces of stone.
1.3.20 Saturated Surface Dry (SSD)
Defined as a condition of the wall surface after water has been applied and allowed to dry to a point with no standing water visible.
1.3.21 Skyward-facing Joints
Mortar joints that are located between the limestone and precast capstones and face the sky.
1.3.22 Snap-faced Stone Surface
Stone surface designed as a result of quarrying methods to facilitate the use of the stone in construction. The Center Stone Wall is comprised of quarry snap-faced units, which are smooth and flat at the surface.
1.3.23 Soil Grading / Compaction
Areas of the wall sections that require additional soil grading due to erosion shall be identified to reestablish the integrity of the wall structure.
1.3.24 Test Panel
Specific area on the wall approved by the Contracting Officer to demonstrate individual applicator competency in workmanship proficiency.
1.3.25 Wall Capstones
The limestone or precast concrete units that sit on the top of the wall system between the piers.
1.3.26 Wall System
Section 04 01 00.91 Page 5
A term used to address the fact that masonry structures are comprised of different materials but function holistically, requiring that all restoration and cleaning processes take into account the implications of the treatment to the adjacent materials and the structure as a whole.
1.4 PRE-CONSTRUCTION CONFERENCE
Prior to beginning the work of this Section, convene a meeting with the Contracting Officer's Representative(s) to review the requirements of the Quality Control Plan, Project Training Program, installation procedures, location of required mockup areas, and all job conditions and processes.
All subcontracting firms involved with this work shall participate in this meeting.
1.5 SUBMITTALS
Government approval is required for submittals with a "G" designation;
submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:
SD-01 Preconstruction Submittals
Restoration Quality Control Plan G
Qualifications G Project Training Program G
SD-02 Shop Drawings G
Documentation G
SD-03 Product Data
Cleaning and Restoration Methods G Cleaning Materials G Water Infiltration G
SD-04 Samples
Mock-ups G
SD-07 Certificates G
Repair Materials G
1.6 QUALITY CONTROL
Submit resumes for all historic masonry workers, demonstrating the minimum experience required. Product manufacturers, vendors, distributors, or suppliers of materials will not be permitted to offer on-site project training certificates or historic masonry consultation services.
1.6.1 Quality Control Plan
Section 04 01 00.91 Page 6
Prior to beginning restoration and cleaning work, submit a written Quality Control Plan. Include a separate section in the overall project Quality Control Plan specifically addressing this restoration and cleaning work. Do not proceed without written approval of the plan. At a minimum, include the items below in the Quality Control Plan.
a. Describe methods of dust containment during the work, specific to the restoration and cleaning work.
b. Describe the methods of protecting surrounding masonry as well as surrounding landscape. Provide drawings of protection when requested.
c. Describe the work procedures, materials, and tools the contractor proposes to use for each MTR specified.
d. Describe the sequence of each MTR.
e. Describe how the sequence of MTR and the construction schedule changes as it relates to climate changes and protection of completed work.
f. Describe the methods for surveying original layout and collecting datum points and plumb lines for rebuilding masonry.
g. Describe the methods for shoring and providing a safe working environment.
h. Describe the methods for select deconstruction of individual masonry units and tools for cleaning the masonry for reuse.
i. Describe the method and approach to mortar joint removal.
j. Describe the method and approach to cleaning mortar smears and old patching materials from the masonry surfaces.
k. Describe, in detail, the procedures relating to techniques and tools proposed for masonry matching.
l. Describe the complete masonry removal and matching procedures; include equipment, approach, length of time the masonry will be out of the wall, documentation on mapping the location, and where (on-site or in shop) the masonry units will be repaired.
m. Describe the procedure for matching of different colors at different locations.
n. Describe the procedure for mixing and matching of substitute repair materials.
o. Describe the methods and system by which the use of reclaimed masonry units can be utilized.
p. Describe the methods for setting masonry back into its original position and maintaining the original bond patterns and joint width.
q. Describe the methods of transition points where replacement/preservation work will meet the original historic work.
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r. Describe the on-site project-training program. Provide the opportunity for workers to be trained in each masonry treatment requirement (MTR) as work proceeds.
s. Describe the mortar joint cleaning process prior to repointing to remove biological growth and plant residue.
1.6.2 Qualifications
1.6.2.1 Masonry Firm
The firm performing the masonry work shall have a minimum of five years of experience on similar projects. The firm shall have completed work similar in material, design, and extent to that indicated for this Project and shall demonstrate a record of successful in-service performance. Proven implementation of NPS Hist Prop and related Preservation Briefs are required. Provide Point of Contact, phone number and final rating.
1.6.2.2 Field Supervision
Retain an experienced full-time supervisor on the project site at all times when masonry restoration is in progress. A single individual shall be responsible for supervising the historic masonry restoration work throughout the duration of the project.
1.6.2.3 Masonry Applicator
Employ craftspeople that are experienced with and specialize in restoration work of the types they will be performing. All masonry restoration treatments must be performed by a craftsperson that is familiar with historic masonry construction and has worked on historic masonry projects for at least five years. Only skilled journeyman masons who are familiar and experienced with the materials and methods specified may be used.
1.6.3 Project Training Definition and Use
It is desirable that workers be trained for each project specific task they will perform to ensure the highest quality results from the cleaning and restoration program.
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1.6.4 Documentation
Submit digital photographic documentation of the all phases of masonry restoration, including prior to the start of restoration work. Provide thorough photo documentation of the project and project details and targeted areas.
1.6.5 Cleaning and Restoration Mock-ups
1.6.5.1 Cleaning and Restoration Methods
Submit the cleaning and restoration methods, and materials selected for a specific wall for approval before work starts.
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