35_41_00.pdf

Gr een Br ook, Segment C- 1

AMENDMENT # 3

35 41 00

LEVEE CONSTRUCTI ON

PART 1 GENERAL

1. 1 REFERENCES

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

AMERI CAN ASSOCI ATI ON OF STATE HI GHWAY AND TRANSPORTATI ON OFFI CI ALS

(AASHTO)

AASHTO M 43 ( 2005; R 2009) St andar d Speci f i cat i on f or Si zes of Aggr egat e f or Road and Br i dge Construction

AASHTO T 180 ( 2015) St andar d Met hod of Test f or Moi st ur e- Densi t y Rel at i ons of Soi l s Usi ng a 4. 54- kg ( 10- l b) Rammer and a 457- mm ( 18- i n. ) Dr op

AASHTO T 224 ( 2010) St andar d Met hod of Test f or Cor r ect i on f or Coar se Par t i c l es i n t he Soi l Compact i on Test

ASTM I NTERNATI ONAL ( ASTM)

ASTM C33/ C33M ( 2018) St andar d Speci f i cat i on f or Concr et e Aggregates

ASTM D1556/ D1556M ( 2015; E 2016) St andar d Test Met hod f or Densi t y and Uni t Wei ght of Soi l i n Pl ace by Sand- Cone Met hod

ASTM D1557 ( 2012; E 2015) St andar d Test Met hods f or Labor at or y Compact i on Char act er i s t i cs of Soi l Usi ng Modi f i ed Ef f or t ( 56, 000 f t - l bf / f t 3) ( 2700 kN- m/ m3)

ASTM D1785 ( 2012) St andar d Speci f i cat i on f or Pol y( Vi nyl Chl or i de) ( PVC) , Pl ast i c Pi pe, Schedul es 40, 80, and 120

ASTM D2167 ( 2015) Densi t y and Uni t Wei ght of Soi l i n Pl ace by t he Rubber Bal l oon Met hod

ASTM D2216 ( 2010) Labor at or y Det er mi nat i on of Wat er ( Moi st ur e) Cont ent of Soi l and Rock by Mass

ASTM D2467 ( 2015) St andar d Speci f i cat i on f or Pol y( Vi nyl Chl or i de) ( PVC) Pl ast i c Pi pe Fi t t i ngs, Schedul e 80

SECTI ON 35 41 00 Page 1

ASTM D2487 ( 2017) Soi l s f or Engi neer i ng Pur poses ( Uni f i ed Soi l Cl assi f i cat i on Syst em)

ASTM D2937 ( 2017; E 2017) St andar d Test Met hod f or Densi t y of Soi l i n Pl ace by t he Dr i ve- Cyl i nder Met hod

ASTM D422 ( 1963; R 2007; E 2014; E 2014)

Par t i c l e- Si ze Anal ysi s of Soi l s

ASTM D4318 ( 2017) St andar d Test Met hods f or Li qui d Li mi t , Pl ast i c Li mi t , and Pl ast i c i t y I ndex of Soi l s

ASTM D4643 ( 2017) St andar d Test Met hod f or Det er mi nat i on of Wat er Cont ent of Soi l and Rock by Mi cr owave Oven Heat i ng

ASTM D5084 ( 2010) Measur ement of Hydr aul i c Conduct i v i t y of Sat ur at ed Por ous Mat er i al s Usi ng a Fl exi bl e Wal l Per meamet er

ASTM D5195 ( 2014) Densi t y of Soi l and Rock I n- Pl ace at Dept hs Bel ow t he Sur f ace by Nucl ear Methods

ASTM D6938 ( 2017) St andar d Test Met hod f or I n- Pl ace Densi t y and Wat er Cont ent of Soi l and Soi l - Aggr egat e by Nucl ear Met hods ( Shal l ow Depth)

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

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

1. 2 DEFINITIONS

1. 2. 1 Clearing

Cl ear i ng consi st s of t he r emoval and sat i sf act or y di sposal of al l above gr ound and bel ow gr ound t r ees, downed t i mber , snags, s l ash, br ush, gar bage, t r ash, debr i s, f enci ng, and ot her i t ems occur r i ng i n t he desi gnat ed ar eas t o be c l ear ed.

1. 2. 2 Grubbing

Gr ubbi ng consi st s of t he r emoval and sat i sf act or y di sposal of st umps, r oot s l ar ger t han 1. 5 i nches i n di amet er , and mat t ed r oot s f r om t he desi gnat ed gr ubbi ng ar eas.

1. 2. 3 Stripping

St r i ppi ng consi st s of t he r emoval and sat i sf act or y di sposal of weeds, gr ass, and ot her veget at i ve mat er i al s t o t he gr ound sur f ace and t opsoi l t o a dept h of 12 i nches or l ess t o ensur e t opsoi l r emoval .

SECTI ON 35 41 00 Page 2

1. 2. 4 Sat i sf act or y Mat er i al s

Sat i sf act or y mat er i al s consi st s of mat er i al s c l assi f i ed i n accor dance wi t h ASTM D2487 as CL, CH, CL- ML, ML, MH, SC, SP, SW, SM f r ee f r om: r oot s and ot her or gani c mat t er ; cont ami nat i on f r om hazar dous, t oxi c or r adi ol ogi cal subst ances; t r ash, debr i s; and f r ozen mat er i al s. Not al l sat i sf act or y mat er i al s can be used i n l evee. Onl y sel ect sat i s f act or y mat er i al s st at ed above, meet i ng t he addi t i onal or modi f i ed r equi r ement s of t he Par agr aph t i t l ed " TYPES OF FI LL MATERI ALS" , can be used f or l evee const r uct i on.

1. 2. 5 Unsat i sf act or y Mat er i al s

Unsat i sf act or y mat er i al s shal l not be used i n any l evee or ot her r equi r ed f i l l . Unsat i sf act or y mat er i al s i ncl udes al l ot her mat er i al s t hat ar e not def i ned above as sat i sf act or y mat er i al s. Unsat i sf act or y mat er i al s al so i ncl udes man- made f i l l s , t r ash, r ef use, and mat er i al s c l assi f i ed as sat i sf act or y whi ch cont ai ns r oot and ot her or gani c mat t er or f r ozen materials.

1. 2. 6 Embankment

The t er ms " l evee" or " embankment " as used i n t hese speci f i cat i ons ar e def i ned as t he ear t h f i l l por t i ons of t he l evee st r uct ur e or ot her f i l l s r el at ed t o t he l evee st r uct ur e, i ncl udi ng t he i nspect i on t r ench and i ncl udes al l t ypes of ear t h f i l l and t oe dr ai n mat er i al s, and al l ot her f i l l s wi t hi n t he l i mi t s of t he l evee, except i ng t hose st one and f i l t er mat er i al s used f or s l ope pr ot ect i on, whi ch ar e descr i bed i n Sect i on 35 31 19

STONE, CHANNEL, SHORELI NE/ COASTAL PROTECTI ON FOR STRUCTURES.

1. 2. 7 Backfill

Backf i l l as used i n t hi s sect i on i s def i ned as t hat f i l l mat er i al whi ch cannot be pl aced ar ound or adj acent t o a st r uct ur e or ut i l i t y unt i l t he st r uct ur e or ut i l i t y i s compl et ed or unt i l a speci f i ed t i me i nt er val has el apsed af t er compl et i on.

1. 2. 8 Excavation

Excavat i on consi st s of r emoval of mat er i al t o t he l i nes and gr ades shown on t he dr awi ngs, or as ot her wi se di r ect ed or appr oved by t he Cont r act i ng Officer.

1. 2. 9 Cl assi f i cat i on of Soi l s

Mat er i al s used t o const r uct t he embankment s and f or backf i l l s shal l be c l assi f i ed i n accor dance wi t h ASTM D2487 ( Uni f i ed Soi l Cl assi f i cat i on Syst em) . Cohesi onl ess mat er i al s i ncl ude mat er i al s c l assi f i ed i n ASTM D2487 as GW, GP, SW, and SP. Cohesi ve mat er i al s i ncl ude mat er i al s c l assi f i ed as GC, SC, ML, CL, MH, and CH. Mat er i al s c l assi f i ed as GM and SM wi l l be i dent i f i ed as cohesi onl ess onl y when t he f i nes ar e nonpl ast i c.

1. 2. 10 Degr ee of Compact i on

Degr ee of compact i on r equi r ed, except as not ed i n t he second sent ence, i s expr essed as a per cent age of t he maxi mum densi t y obt ai ned by t he t est pr ocedur e pr esent ed i n ASTM D1557 abbr evi at ed as a per cent of l abor at or y maxi mum densi t y. Si nce ASTM D1557 appl i es onl y t o soi l s t hat have 30 per cent or l ess by wei ght of t hei r par t i c l es r et ai ned on t he 3/ 4 i nch s i eve, expr ess t he degr ee of compact i on f or mat er i al havi ng mor e t han 30

SECTI ON 35 41 00 Page 3 per cent by wei ght of t hei r par t i c l es r et ai ned on t he 3/ 4 i nch s i eve as a per cent age of t he maxi mum densi t y i n accor dance wi t h AASHTO T 180 and cor r ect ed wi t h AASHTO T 224. To mai nt ai n t he same per cent age of coar se mat er i al , use t he " r emove and r epl ace" pr ocedur e as descr i bed i n NOTE 8 of Par agr aph 7. 2 i n AASHTO T 180.

Degr ee of compact i on i s expr essed as a per cent age of t he maxi mum densi t y obt ai ned by t he t est pr ocedur e pr esent ed i n ASTM D1557, abbr evi at ed her ei naf t er as per cent l abor at or y maxi mum densi t y.

1. 3 SYSTEM DESCRI PTI ON

The wor k cover ed by t hi s sect i on consi st s of f ur ni shi ng al l equi pment , l abor , mat er i al s , and i nci dent al s, and per f or mi ng al l oper at i ons necessar y for t he c l ear i ng, gr ubbi ng, and st r i ppi ng of t he ar eas speci f i ed her ei n or i ndi cat ed on t he dr awi ngs, and f or t he r emoval and di sposal of c l ear ed, gr ubbed, and st r i pped mat er i al s, r emoval or pl uggi ng of exi st i ng dr ai nage st r uct ur es, and r ef i l l i ng of hol es r esul t i ng f r om gr ubbi ng; excavat i on of bor r ow ar eas and f or al l ot her excavat i ons i nci dent al t o t he const r uct i on of l evees, channel s, di t ches, st r uct ur es, and pondi ng ar eas as speci f i ed and shown; f oundat i on pr epar at i on and t he const r uct i on of l evee embankment s, i nc l udi ng new l evee, backf i l l of i nspect i on t r enches, ber ms, r oad cr ossi ngs, backf i l l at dr ai nage st r uct ur es, and ot her i nci dent al ear t hwor k as may be necessar y t o compl et e t he l evee as speci f i ed her ei n and as shown on t he dr awi ngs. Al l wor k under t hi s sect i on shal l compl y wi t h t he r equi r ement s of EM 385- 1- 1.

1. 3. 1 Embankment and Backf i l l Mat er i al s

At l east 30 days pr i or t o del i ver y of any Cont r act or - f ur ni shed mat er i al t o t he s i t e of t he wor k, submi t soi l c l assi f i cat i on t est r esul t s, moi st ur e- densi t y cur ves, gr adat i on cur ves, and l abor at or y r esul t s of t he r equi r ed t est s of t he pr oposed mat er i al . Mat er i al s f or embankment and backf i l l const r uct i on wi l l be obt ai ned f r om on- si t e excavat i ons and of f - s i t e sour ces pr ovi ded by t he Cont r act or . Mat er i al s obt ai ned f r om r equi r ed excavat i on whi ch meet or whi ch can be pr ocessed t o meet t he r equi r ement s f or each embankment mat er i al , or any ot her mat er i al r equi r ed f or t hi s pr oj ect , as speci f i ed her ei n, may be ut i l i zed i n t he appr opr i at e zone of t he embankment or as backf i l l . Al l r oot s, l i mbs, and wood f r agment s shal l be r emoved f r om embankment mat er i al s. Mat er i al s cont ai ni ng sod, ot her or gani c or per i shabl e mat er i al , t r ash, debr i s, and f r ozen mat er i al s shal l not be used i n t he embankment . Submi t t o t he Cont r act i ng Of f i cer t he sour ce or sour ces i nt ended t o pr ovi de mat er i al s f or embankment const r uct i on. I f a sour ce i s sel ect ed ot her t han a commer ci al quar r y or ot her commer ci al ent i t y f r om whi ch ear t h or r ock mat er i al wi l l be di r ect l y pur chased and wher e t he Cont r act or or hi s subcont r act or wi l l per f or m t he bor r ow excavat i on, a wr i t t en st at ement wi l l be pr ovi ded t o t he Cont r act i ng Of f i cer i ndi cat i ng per mi ssi on t o ut i l i ze t he ar ea. I t i s t he Cont r act or ' s r esponsi bi l i t y t o obt ai n Feder al , St at e, and l ocal per mi t s whi ch may be r equi r ed f or excavat i on and r ecl amat i on of t he bor r ow ar ea. A copy of t he pl an and pr ocedur es t o be ut i l i zed f or r ecl amat i on shal l be f ur ni shed t o t he Cont r act i ng Of f i cer , as r equi r ed. The Cont r act i ng Of f i cer wi l l r equi r e mat er i al sampl es f r om any pr oposed bor r ow sour ce t o be submi t t ed as i ndi cat ed i n par agr aph Qual i t y Cont r ol .

1. 3. 2 Stockpiling

Any on- si t e st ockpi l i ng of embankment mat er i al s shal l be i n accor dance wi t h t he Par agr aph t i t l ed " STOCKPI LES" . No payment wi l l be made f or such

SECTI ON 35 41 00 Page 4 st ockpi l i ng nor f or t he r el oadi ng and haul i ng of t hese mat er i al s t o t hei r f i nal posi t i on.

1. 3. 3 Sl i des and Foundat i on Fai l ur es

When sl i di ng occur s i n any par t of t he embankment or backf i l l s pr escr i bed i n t hi s sect i on, af t er t hey have been pl aced, but pr i or t o f i nal accept ance of al l wor k under t he cont r act , r epai r t he s l i de as di r ect ed by t he Cont r act i ng Of f i cer . When t he s l i de i s caused t hr ough t he f aul t of t he Cont r act or , t he r epai r shal l be made at no addi t i onal cost t o t he Gover nment . When t he s l i de i s not t he f aul t of t he Cont r act or , an equi t abl e adj ust ment i n t he cont r act pr i ce shal l be made pur suant t o FAR

52. 243- 4 Changes t o cover t he cost of t he r epai r s.

1. 3. 4 Dr ai nage Requi r ement s

Do not bl ock or r est r i c t t he f l ow i n a nat ur al dr ai n, exi st i ng cul ver t , di t ch or channel at any t i me wi t hout obt ai ni ng pr i or wr i t t en appr oval f r om t he Cont r act i ng Of f i cer . Thi s appr oval wi l l not r el i eve t he Cont r act or f r om r esponsi bi l i t y f or any damage caused by t he oper at i on. Moni t or t he st r eam f l ow and pr ovi de suf f i c i ent f r ee di schar ge ar eas so t hat condi t i ons ar e not wor sened upst r eam or downst r eam by possi bl e f l oods dur i ng const r uct i on. Sur f ace wat er shal l be di r ect ed away f r om excavat i ons and const r uct i on s i t es so as t o pr event er osi on and under mi ni ng of f oundat i ons. Di ver si on di t ches, di kes, and gr adi ng shal l be pr ovi ded and mai nt ai ned as necessar y dur i ng const r uct i on. Excavat ed s l opes and backf i l l sur f aces shal l be pr ot ect ed t o pr event er osi on and sl oughi ng. Excavat i on shal l be per f or med so t hat t he s i t e and t he ar ea i mmedi at el y sur r oundi ng t he s i t e and af f ect i ng oper at i ons at t he s i t e shal l be cont i nual l y and ef f ect i vel y dr ai ned. I f pr i vat e pr oper t y i s t o be used f or dr ai nage, submi t wr i t t en evi dence t hat t he r i ght has been obt ai ned f r om t he pr oper t y owner f or dr ai nage on hi s pr oper t y.

1. 4 SUBMITTALS

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

submi t t al s not havi ng a " G" desi gnat i on ar e f or i nf or mat i on onl y. When used, a desi gnat i on f ol l owi ng t he " G" desi gnat i on i dent i f i es t he of f i ce t hat wi l l r evi ew t he submi t t al f or t he Gover nment . Submi t t he f ol l owi ng i n accor dance wi t h Sect i on 01 33 00 SUBMI TTAL PROCEDURES:

SD- 01 Pr econst r uct i on Submi t t al s

Shor i ng, Sheet i ng, and Br aci ng Pl an; G, DO

Excavat i on Pl an; G, DO

Pl an of Oper at i ons; G, DO

Dewat er i ng and Di ver si on Pl an; G, DO

SD- 02 Shop Dr awi ngs

Dr ai nage Requi r ement s; G, DO

SD- 03 Pr oduct Dat a

Shor i ng, Sheet i ng, and Br aci ng; G, DO

SECTI ON 35 41 00 Page 5

Excavation ; G, DO

Bor r ow Ar eas; G, DO

Embankment and Backf i l l Mat er i al s ; G, DO

Fi l t er Sand; G, DO

I mper vi ous Fi l l ; G, DO

Cour se Dr ai nage Gr avel ; G, DO

Fi ne Dr ai nage Gr avel ; G, DO

Topsoil ; G, DO

SD- 06 Test Repor t s

Compact i on Test i ng; G, DO

1. 5 REGULATORY REQUI REMENTS

The st at e st at ut or y and r egul at or y r equi r ement s 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.

NJDOT - New Jer sey Depar t ment of Tr anspor t at i on St andar d Speci f i cat i ons f or Road and Br i dge Const r uct i on ( 2007)

1. 6 PERMITS

I n accor dance wi t h FAR 52. 236- 7 Per mi t s and Responsi bi l i t i es, obt ai n al l necessar y per mi t s r equi r ed f or di sposal , haul i ng, er osi on cont r ol , and pay al l f ees associ at ed wi t h per mi t t i ng and compl i ance. I n addi t i on, t he Gover nment has obt ai ned per mi t s f or st or m wat er di schar ge, as speci f i ed i n Section 01 57 19 TEMPORARY ENVI RONMENTAL CONTROLS. Compl y wi t h t he t er ms of t hese per mi t s and wi t h t he r equi r ement s of Sect i on 01 57 19 TEMPORARY ENVI RONMENTAL CONTROLS and t hi s sect i on.

1. 7 PROJECT SI TE CONDI TI ONS

1. 7. 1 Pr ot ect i on of Cul t ur al and Nat ur al Resour ces

Al l wor k and oper at i ons shal l compl y wi t h t he r equi r ement s of Sect i on 01 57 19 TEMPORARY ENVI RONMENTAL CONTROLS and wi t h t he r equi r ement s of t hi s section.

1. 7. 2 Pr ot ect i on of Man- Made Faci l i t i es and Nat ur al Feat ur es

Tr ees wi t hi n t he c l ear i ng ar ea shal l be f el l ed i n such a manner as t o avoi d damage t o t r ees l ef t st andi ng and t r ees out s i de t he c l ear i ng ar ea, exi st i ng bui l di ngs, man- made f aci l i t i es and nat ur al f eat ur es, wi t h due r egar d t o t he saf et y of empl oyees and ot her s, and i n compl i ance wi t h EM 385- 1- 1.

Excavat i on shal l f ol l ow t he same r equi r ement s speci f i ed above f or f el l i ng t r ees and shal l be i n compl i ance wi t h EM 385- 1- 1. Exi st i ng ut i l i t y l i nes t hat ar e shown on t he dr awi ngs or t he l ocat i ons of whi ch ar e made known t o t he Cont r act or pr i or t o excavat i on and t hat ar e t o be r et ai ned shal l be pr ot ect ed f r om damage dur i ng excavat i on. When ut i l i t y l i nes t hat ar e t o be r emoved ar e encount er ed wi t hi n t he ar ea of oper at i ons, not i f y t he appl i cabl e ut i l i t y compani es i n suf f i c i ent t i me f or measur es t o be t aken t o

SECTI ON 35 41 00 Page 6 pr event i nt er r upt i on of t he ser vi ces.

1. 7. 3 Hi st or i cal , Ar cheol ogi cal , and Cul t ur al Resour ces

Hi st or i cal , ar cheol ogi cal , and cul t ur al r esour ces wi t hi n t he Cont r act or ' s wor k l i mi t s may exi st . I f , dur i ng const r uct i on act i v i t i es, t he Cont r act or obser ves i t ems t hat may have hi st or i cal or ar cheol ogi cal val ue, such obser vat i ons shal l be r epor t ed i mmedi at el y t o t he Cont r act i ng Of f i cer so t hat appr opr i at e aut hor i t i es may be not i f i ed and a det er mi nat i on made as t o t hei r s i gni f i cance and what , i f any, speci al di sposi t i on of t he f i nds shoul d be made. Cease al l act i v i t i es t hat may r esul t i n t he dest r uct i on of t hese r esour ces and pr event t he wor ker s f r om t r espassi ng on or ot her wi se damagi ng such r esour ces.

1. 7. 4 Subsur f ace Dat a

Subsur f ace i nvest i gat i on r epor t s ar e i ncl uded i n t hese speci f i cat i ons.

Subsur f ace i nvest i gat i on sampl es of mat er i al s obt ai ned f r om subsur f ace i nvest i gat i ons may be exami ned at t he Cor ps of Engi neer ' s Mar i ne Ter mi nal , Caven Poi nt , Jer sey Ci t y, NJ. These dat a r epr esent subsur f ace i nf or mat i on at t he bor i ng l ocat i ons; however , var i at i ons may exi st i n t he subsur f ace bet ween bor i ng l ocat i ons. Gr oundwat er l evel s i ndi cat ed on t he soi l bor i ng l ogs wer e l evel s f ound at t he t i me of expl or at i on. The gr oundwat er t abl e can var y s i gni f i cant l y dependi ng on t i me of year , var i at i on f r om nor mal pr eci pi t at i on, and r i ver st age or t i de l evel .

1. 8 SEQUENCING

1. 8. 1 Cl ear i ng and Gr ubbi ng

Al l c l ear i ng and gr ubbi ng wor k shal l be compl et ed at l east 100 f eet i n advance of embankment const r uct i on. I n l ocat i ons wher e wor k on dr ai nage st r uct ur es i s per f or med pr i or t o embankment const r uct i on, al l c l ear i ng and gr ubbi ng shal l be compl et ed f or t he st r uct ur e at l east 50 f eet on each si de of t he st r uct ur e, measur ed al ong t he l evee cent er l i ne and 25 f eet per pendi cul ar t o t he st r uct ur e. I f r egr owt h of veget at i on or t r ees occur s af t er c l ear i ng and gr ubbi ng and bef or e pl acement of embankment , t he Cont r act or wi l l be r equi r ed t o c l ear and gr ub agai n pr i or t o embankment construction.

1. 8. 2 Stripping

Af t er i nspect i on and accept ance of c l ear ed and gr ubbed ar eas, st r i ppi ng may proceed.

PART 2 PRODUCTS

2. 1 TYPES OF FI LL MATERI ALS

2. 1. 1 I mper vi ous Fi l l

I mper vi ous f i l l shal l consi st of sat i sf act or y i mper vi ous mat er i al c l assi f i ed as l ean c l ay ( CL) , f at c l ay ( CH) , l ow pl ast i c i t y s i l t ( ML) , hi gh pl ast i c i t y s i l t ( MH) , and bor der l i ne c l ay and si l t ( CL- ML) i n accor dance with ASTM D2487. I mper vi ous f i l l shal l have a maxi mum hydr aul i c conduct i v i t y of 1 x 10 - 6 cm/ sec when compact ed t o 95% MDD.

SECTI ON 35 41 00 Page 7

2. 1. 2 Embankment Fi l l

Embankment f i l l shal l consi st of t hose mat er i al s c l assi f i ed as sat i sf act or y. Embankment f i l l shal l have a maxi mum hydr aul i c conduct i v i t y of 1 x 10 - 3 cm/ sec when compact ed t o 95% MDD.

2. 1. 3 Fi l l Pl acement

At l east 30 days pr i or t o del i ver y or f i l l pl acement , submi t soi l c l assi f i cat i on t est r esul t s, i ncl udi ng s i eve anal ysi s, At t er ber g Li mi t s and compact i on and hydr aul i c conduct i v i t y f or al l mat er i al s t o be used.

2. 1. 4 Coar se Dr ai nage Gr avel

Coar se dr ai nage gr avel f or t he t oe dr ai ns shal l be obt ai ned f r om a sour ce pr ovi ded by t he Cont r act or . Coar se dr ai nage gr avel shal l be non- cal car eous, composed of t ough dur abl e par t i c l es, and shal l not cont ai n any or gani c mat er i al or sof t , f r i abl e par t i c l es i n quant i t i es. Bl ast f ur nace sl ag wi l l not be per mi t t ed. The gr avel mat er i al i n- pl ace shal l meet t he r equi r ement s of AASHTO M 43, Si ze No. 57.

2. 1. 5 Fi ne Dr ai nage Gr avel

Fi ne dr ai nage gr avel f or t he t oe dr ai ns shal l be obt ai ned f r om a sour ce pr ovi ded by t he Cont r act or . Fi ne dr ai nage gr avel mat er i al shal l be non- cal car eous, composed of t ough dur abl e par t i c l es, and shal l not cont ai n or gani c mat er i al . The f i ne dr ai nage gr avel i n- pl ace shal l meet t he r equi r ement s of AASHTO M 43, Si ze No. 8.

2. 1. 6 Fi l t er Sand

At l east 30 days pr i or t o del i ver y of any Cont r act or - f ur ni shed mat er i al t o t he wor ksi t e, submi t soi l c l assi f i cat i on t est r esul t s and a gr adat i on cur ve f or each of t he pr oposed f i l t er mat er i al s t o be used. Fi ne aggr egat e f or t he f i l t er sand i n- pl ace shal l meet t he qual i t y r equi r ement s of ASTM C33/ C33M gr adi ng f or f i ne aggr egat e wi t h addi t i onal l i mi t s on t he al l owabl e per cent age passi ng t he No. 200 si eve as speci f i ed bel ow.

SI EVE SI ZE U. S. STANDARD

SQUARE MESH

PERCENTAGE BY WEI GHT

PASSI NG I NDI VI DUAL SI EVE

3/8-inch 100

No. 4 95-100

No. 16 50-85

No. 100 2-10

No. 200 0-5

Addi t i onal l y, t he f i l t er sand shal l not cont ai n any or gani c mat t er or sof t f r i abl e par t i c l es.

2. 1. 7 Topsoil

Topsoi l consi st s of or gani c soi l and shal l be pl aced on t he l evee s l opes as

SECTI ON 35 41 00 Page 8 shown on t he cont r act dr awi ngs and as speci f i ed i n Sect i on 32 92 19 SEEDI NG.

2. 2 PI PE FOR LEVEE TOE DRAI N

Pi pe f or t he l evee t oe dr ai n shal l be of t he s i ze i ndi cat ed and shal l conf or m t o t he r equi r ement s speci f i ed.

a. Pi pe: ASTM D1785, Schedul e 80.

b. Fi t t i ngs: ASTM D2467, Schedul e 80.

PART 3 EXECUTI ON

3. 1 CONSTRUCTION

3. 1. 1 Li nes and Gr ades

The embankment and backf i l l shal l be const r uct ed t o t he l i nes, gr ades, and cr oss sect i ons i ndi cat ed on t he dr awi ngs, unl ess ot her wi se di r ect ed by t he Cont r act i ng Of f i cer . The Gover nment r eser ves t he r i ght t o i ncr ease or decr ease t he f oundat i on wi dt hs and embankment s l opes or t o make such ot her changes i n t he embankment or backf i l l sect i ons as may be deemed necessar y t o pr oduce a saf e st r uct ur e. Changes i n quant i t i es r esul t i ng f r om such r evi s i ons wi l l not const i t ut e j ust i f i cat i on f or change i n cont r act uni t pr i ces, except as pr ovi ded f or i n FAR 52. 211- 18 Var i at i on i n Est i mat ed Quant i t y Cl ause.

3. 1. 2 Conduct of t he Wor k

Mai nt ai n and pr ot ect t he embankment and backf i l l i n a sat i sf act or y condi t i on at al l t i mes unt i l f i nal compl et i on and accept ance of al l wor k under 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 he haul i ng equi pment causes hor i zont al shear pl anes or s l i cken si des, r ut t i ng, quaki ng, heavi ng, cr acki ng, or excessi ve def or mat i on of t he embankment or backf i l l , l i mi t t he t ype, l oad, or t r avel speed of t he haul i ng equi pment on t he embankment or backf i l l . The Cont r act or may be r equi r ed t o r emove, at no addi t i onal cost t o t he Gover nment , any embankment mat er i al pl aced out s i de of pr escr i bed s l ope l i nes. Any appr oved embankment or backf i l l mat er i al whi ch i s l ost i n t r ansi t or r ender ed unsui t abl e af t er bei ng pl aced i n t he embankment or backf i l l and bef or e f i nal accept ance of t he wor k shal l be r epl aced i n a sat i sf act or y manner , at no addi t i onal cost t o t he Gover nment . Excavat e and r emove f r om t he embankment or backf i l l any mat er i al whi ch i s unsat i sf act or y, di spose of such mat er i al , and r ef i l l t he excavat ed ar ea as di r ect ed, at no addi t i onal cost t o t he Gover nment .

3. 2 CLEARING

Cl ear i ng shal l be accompl i shed wi t hi n t he l i mi t s of exi st i ng gr ound t o r ecei ve embankment and st r uct ur es, t oget her wi t h st r i ps 5 f eet wi de, beyond and cont i guous t her et o, pondi ng ar eas, di t ches, s t r uct ur es, t r aver ses, channel s, r i pr ap, r evet ment , bor r ow ar eas and r amps. Tr ees, downed t i mber , snags, s l ash, br ush, gar bage, t r ash, debr i s, f enci ng and ot her i t ems shal l be c l ear ed f l ush wi t h t he exi st i ng gr ound sur f ace. Tr ees and veget at i on desi gnat ed t o be l ef t st andi ng or t o r emai n shal l be pr ot ect ed f r om damage f r om const r uct i on oper at i ons.

3. 3 GRUBBING

Gr ubbi ng shal l be accompl i shed wi t hi n t he l i mi t s of exi st i ng gr ound t o

SECTI ON 35 41 00 Page 9 r ecei ve embankment and st r uct ur es, t oget her wi t h st r i ps 5 f eet wi de, beyond and cont i guous t her et o, di t ches, st r uct ur es, t r aver ses, channel s, r i pr ap, r evet ment , bor r ow ar eas and r amps. Gr ubbi ng shal l be accompl i shed t o a dept h of at l east 3 f eet bel ow t he exi st i ng gr ound sur f ace. Al l hol es caused by gr ubbi ng oper at i ons and r emoval of pi pes and dr ai ns, excl udi ng hol es i n bor r ow ar eas, channel s and di t ches, shal l be f i l l ed wi t h sat i sf act or y mat er i al as speci f i ed. Thi s mat er i al shal l be pl aced i n 12 inch l ayer s t o t he el evat i on of t he adj acent gr ound sur f ace and each l ayer compact ed t o t he r equi r ed densi t i es.

3. 4 STRIPPING

The ent i r e ar ea wi t hi n t he l i mi t s of exi st i ng gr ound t o r ecei ve embankment and st r uct ur es, t oget her wi t h st r i ps 5 f eet wi de, beyond and cont i guous t her et o, pondi ng ar eas, and di t ches shown on t he dr awi ng shal l be st r i pped t o r emove cr ops, weeds, gr ass, and ot her veget at i ve mat er i al s t o t he gr ound sur f ace and t opsoi l t o a dept h of 12 i nches.

3. 5 DI SPOSI TI ON OF CLEARED, GRUBBED, AND STRI PPED MATERI AL

Except as ot her wi se speci f i ed or i ndi cat ed on t he dr awi ngs, al l mat er i al s r esul t i ng f r om cl ear i ng and gr ubbi ng oper at i ons shal l be di sposed of of f - s i t e. I n no case shal l any mat er i al r esul t i ng f or m cl ear i ng and gr ubbi ng oper at i ons be bur i ed or per manent l y pl aced wi t hi n t he l evee f oundat i on or any st r uct ur al f oundat i on. The t opsoi l mat er i al r esul t i ng f r om t he st r i ppi ng oper at i ons shal l be t empor ar i l y st ockpi l ed wi t hi n t he rights-of-way.

3. 5. 1 Removal f r om Si t e of Wor k

The Cont r act or may el ect t o r emove al l or par t of t he c l ear ed and gr ubbed mat er i al s f r om t he s i t e of t he wor k i n accor dance wi t h Sect i on 01 57 19 TEMPORARY ENVI RONMENTAL CONTROLS. The Cont r act or may opt ei t her t o r et ai n any such mat er i al s of val ue or di spose of t hem by sal e or ot her wi se. The Gover nment i s not r esponsi bl e f or t he pr ot ect i on and saf ekeepi ng of any mat er i al s r et ai ned by t he Cont r act or . Such mat er i al s shal l be r emoved f r om t he s i t e of t he wor k bef or e t he dat e of compl et i on of t he wor k.

3. 6 REMOVAL OR PLUGGI NG OF ABANDONED PI PE AND CONDUI TS

Abandoned pi pes and condui t s shal l be r emoved t o t he l i mi t s shown on t he dr awi ngs or pl ugged wi t h concr et e a mi ni mum di st ance of 3 f eet f r om end of t he condui t . Pr i or t o pl uggi ng, c l ean t he i nt er i or of t he pi pe t o be pl ugged and pl ace t he concr et e i n such a manner as t o i nsur e a dense, wel l bonded pl ug.

3. 7 SHORI NG, SHEETI NG, AND BRACI NG

Submi t a det ai l ed shor i ng, sheet i ng and br aci ng pl an 21 days pr i or t o t he begi nni ng of any excavat i on so suppor t ed. The pl an f or shor i ng, sheet i ng and br aci ng shal l be pr epar ed and cer t i f i ed by l i censed pr of essi onal engi neer . I ncl ude i n t he pl an dr awi ngs and desi gn comput at i ons of t he pr oposed shor i ng, sheet i ng, and br aci ng, and document at i on, showi ng det ai l s of t he coor di nat i on and appr oval of shor i ng, sheet i ng, and br aci ng by t he appl i cabl e par t i es. Appr oval of t he det ai l ed pl an shal l be obt ai ned f r om t he Cont r act i ng Of f i cer pr i or t o st ar t i ng t he wor k. I f necessar y, modi f y t he pl an as r equi r ed t o meet f i el d condi t i ons, and t he modi f i cat i ons shal l be appr oved pr i or t o use. Shor i ng, sheet i ng, and br aci ng shal l be i nst al l ed wher e r equi r ed f or t he pr ot ect i on of exi st i ng nat ur al f eat ur es

SECTI ON 35 41 00 Page 10 and man- made f aci l i t i es, f or t he saf et y of wor ker s and t he publ i c, i n compl i ance wi t h EM 385- 1- 1, and t o i nsur e t he i nt egr i t y of t he embankment .

Shor i ng, sheet i ng and br aci ng shal l not be used i n l i eu of t he r equi r ed excavat i on s l opes. Shor i ng, sheet i ng, and br aci ng shal l be adequat el y desi gned and pr oper l y i nst al l ed t o wi t hst and ant i c i pat ed l oads. Shor i ng, sheet i ng and br aci ng shal l be pl anned and desi gned by a r egi st er ed pr of essi onal engi neer . Al l shor i ng, sheet i ng and br aci ng shal l be r emoved as embankment and backf i l l oper at i ons pr ogr ess.

3. 8 DEWATERI NG AND DI VERSI ON

Sur f ace and gr oundwat er cont r ol shal l be accompl i shed i n coor di nat i on wi t h t he r equi r ed excavat i on and embankment and f l ood wal l const r uct i on.

Sur f ace and/ or gr oundwat er cont r ol may necessi t at e t he use of t empor ar y di ver si on di t ches, cof f er dams and/ or dewat er i ng by t he use of pumpi ng Sur f ace and/ or gr oundwat er cont r ol may necessi t at e t he use of t empor ar y sheet i ng, di ver s i on di t ches, cont ai nment ber ms, pump ar ound syst ems, and/ or dewat er i ng by t he use of sump pump and/ or wel l poi nt syst ems. Met hods f or car e of sur f ace wat er and f or cont r ol l i ng t he sur f ace and gr oundwat er l evel s shal l be submi t t ed f or appr oval .

3. 9 EXCAVATION

Excavat i on shal l consi st of r emoval of mat er i al i n pr epar i ng t he f oundat i ons t o t he l i nes and gr ades shown on t he dr awi ngs, r emoval of mat er i al f r om di t ches and channel s t o t he l i nes and gr ades shown on t he dr awi ngs, r emoval of obj ect i onabl e mat er i al s and obt ai ni ng r equi r ed f i l l mat er i al s f r om t he bor r ow ar eas. Bl ast i ng wi l l not be per mi t t ed. Over excavat i on shal l be backf i l l ed t o gr ade wi t h s i mi l ar over excavat ed mat er i al or sat i sf act or y mat er i al and compact ed t o a densi t y of at l east t hat of t he sur r oundi ng mat er i al . Submi t a wr i t t en excavat i on pl an 30 days pr i or t o t he begi nni ng of any excavat i on. Appr oval of t he det ai l ed pl an shal l be obt ai ned f r om t he Cont r act i ng Of f i cer pr i or t o st ar t i ng t he wor k.

I f necessar y, modi f y t he pl an as r equi r ed t o meet f i el d condi t i ons, and t he modi f i cat i ons shal l be appr oved pr i or t o use. As a mi ni mum, t he pl an shal l cont ai n t he f ol l owi ng:

a. Pr oposed met hods f or pr event i ng i nt er f er ence wi t h, or damage t o, exi st i ng under gr ound or over head ut i l i t y l i nes, t r ees desi gnat ed t o r emai n and ot her man- made f aci l i t i es or nat ur al f eat ur es desi gnat ed t o r emai n wi t hi n or adj acent t o t he const r uct i on r i ght s- of - way.

b. Pr ovi s i on f or coor di nat i ng t he wor k wi t h ot her Cont r act or s wor k i ng i n t he const r uct i on r i ght s- of - way or on f aci l i t i es cr ossi ng or adj acent t o t hi s wor k.

c. The pr oposed met hods f or cont r ol l i ng sur f ace and gr ound wat er i n t he bor r ow ar eas and r equi r ed excavat i ons.

d. St ockpi l i ng pl an f or embankment mat er i al bef or e i t i s t r anspor t ed t o t he pr oj ect s i t e showi ng l ocat i ons, st ockpi l e hei ght s, s l opes, l i mi t s, and dr ai nage ar ound t he st ockpi l e ar eas.

e. A compl et e l i s t i ng of equi pment used f or excavat i on and t o t r anspor t t he excavat ed mat er i al .

f . The pr oposed sequence of wor k f or excavat i ng t he bor r ow ar eas wi t h pl an and cr oss sect i onal v i ews showi ng st ar t i ng and f i nal wor k l ocat i ons and cl ear i ng, gr ubbi ng and st r i ppi ng l i mi t s.

SECTI ON 35 41 00 Page 11

g. The pr oposal s f or conser vi ng ar abl e l and and f or maki ng opt i mum use of avai l abl e bor r ow, i ncl udi ng t he Cont r act or ' s pr oposed met hods f or gr adi ng t he bot t om of t he bor r ow ar eas af t er compl et i ng use of t he bor r ow ar eas.

h. The pr oposed r oad pat t er n, and pl an f or i mpl ement i ng dust cont r ol measures.

3. 9. 1 Over Excavat i on

3. 9. 1. 1 Out si de Li mi t s of Levee Foundat i ons or St r uct ur es

Over excavat i on out s i de t he l i mi t s of t he f oundat i ons of l evees or st r uct ur es shal l be backf i l l ed t o gr ade wi t h s i mi l ar over excavat ed mat er i al or sat i sf act or y mat er i al and compact ed t o a densi t y of at l east t hat of t he sur r oundi ng mat er i al .

3. 9. 1. 2 Wi t hi n Li mi t s of Levee Foundat i ons or St r uct ur es

Over excavat i on wi t hi n t he l i mi t s of t he f oundat i ons of l evees or st r uct ur es shal l be backf i l l ed t o gr ade i n accor dance wi t h t he Par agr aph t i t l ed " PREPARATI ON OF FOUNDATI ON, PARTI AL FI LL SURFACES AND ABUTMENTS" .

3. 9. 2 I nspect i on Tr ench

The i nspect i on t r ench shal l be excavat ed and mai nt ai n f r ee of st andi ng wat er t o t he di mensi ons and l ocat i ons shown on t he dr awi ngs.

The pur pose of t he i nspect i on t r ench i s t o expose or i nt er cept any undesi r abl e under gr ound f eat ur es such as ol d dr ai n t i l e, wat er or sewer l i nes, ani mal bur r ows, bur i ed l ogs, pocket s of unsui t abl e mat er i al , or debr i s. Backf i l l shal l be pl aced onl y af t er a car ef ul i nspect i on of t he excavat ed t r ench by t he Cont r act i ng Of f i cer t o ensur e t hat seepage channel s or undesi r abl e mat er i al s ar e not pr esent . I f t hey ar e, t hey shal l be dug out wi t h a base of suf f i c i ent wi dt h t o al l ow backf i l l compact i on wi t h r egul ar compact i on equi pment . To backf i l l nar r ower t r enches pr oper l y, speci al compact i on pr ocedur es and/ or equi pment wi l l be r equi r ed. The compact i on r equi r ement s f or t he i nspect i on t r ench backf i l l shal l be t he same as t hat f or t he embankment .

3. 9. 3 Structures

Excavat i ons f or st r uct ur es shal l conf or m t o t he di mensi ons and el evat i ons i ndi cat ed f or each st r uct ur e and f oot i ng, except as speci f i ed her ei naf t er , and shal l i ncl ude t r enchi ng f or ut i l i t y and f oundat i on dr ai nage syst ems t o a poi nt 5 f eet beyond each st r uct ur e and al l wor k i nci dent al t her et o.

Excavat i on shal l ext end a suf f i c i ent di st ance f r om wal l s and f oot i ngs t o al l ow f or pl aci ng and r emoval of f or ms. Sat i sf act or y mat er i al r emoved bel ow t he dept hs i ndi cat ed wi t hout speci f i c di r ect i on of t he Cont r act i ng Of f i cer shal l be r epl aced, at no addi t i onal cost t o t he Gover nment , and f i l l ed i n accor dance wi t h t he Par agr aph t i t l ed " Over Excavat i on" above.

Over excavat i on bel ow r equi r ed i nver t el evat i ons or bot t oms of f oot i ngs shal l be backf i l l ed wi t h l ean concr et e, at no addi t i onal cost t o t he Gover nment . No f oot i ngs shal l be const r uct ed on unsat i sf act or y mat er i al as det er mi ned by t he Cont r act i ng Of f i cer . Excessi vel y wet and/ or sof t mat er i al i n subgr ades r esul t i ng f r om wat er pondi ng i n f oot i ng excavat i ons shal l be r emoved and r epl aced wi t h l ean concr et e, at no addi t i onal cost t o t he Gover nment .

SECTI ON 35 41 00 Page 12

3. 9. 4 Channels

Channel s shal l be excavat ed at t he l ocat i ons and t o t he l i nes and gr ades shown on t he dr awi ngs and i n accor dance wi t h t he Par agr aph t i t l ed

"TOLERANCES".

3. 9. 5 Ditches

Dr ai nage di t ches shal l be excavat ed at t he l ocat i ons and t o t he l i nes and gr ades shown on t he dr awi ngs and i n accor dance wi t h t he Par agr aph t i t l ed

"TOLERANCES".

3. 9. 6 Sl opes and Sur char ges

Tempor ar y excavat i on s l opes f or any channel , st r uct ur e excavat i on, or ot her r equi r ed excavat i on shal l not be st eeper t han t he speci f i ed f i ni shed sl ope or t he speci f i ed const r uct i on s l ope, as appl i cabl e, and subj ect t o t he appr oval of t he Cont r act i ng Of f i cer . Thi s may be accompl i shed by benchi ng t he t empor ar y s l ope so t hat t he aver age sl ope i s not st eeper t han t he speci f i ed s l ope. I n addi t i on, no t empor ar y, per manent , or const r uct i on s l ope shal l be sur char ged wi t h excavat ed or st ockpi l ed mat er i al or wi t h heavy const r uct i on equi pment whi ch woul d have t he same ef f ect as t he sur char ge mat er i al . The t oe of s t ockpi l ed mat er i al shal l be mai nt ai ned a mi ni mum di st ance back f r om t he t op of t he f i ni shed excavat i on equal t o t he dept h of t he excavat i on. Det er mi ne t he maxi mum hei ght of such st ockpi l e wi t hout causi ng i nst abi l i t y of t he excavat i on s l ope. Any s l i de or ot her adver se condi t i ons caused by f ai l ur e of t he Cont r act or t o mai nt ai n t hese condi t i ons shal l be consi der ed t he r esponsi bi l i t y of t he Cont r act or and r emedi al measur es shal l be at t he Cont r act or ' s expense.

3. 9. 7 Bor r ow Ar eas

3. 9. 7. 1 Contractor-Furnished

Pr oposed bor r ow ar eas shal l be subj ect t o appr oval by t he Cont r act i ng Of f i cer . Any bor r ow sour ces pr oposed, accept ed and appr oved by t he Cont r act i ng Of f i cer shal l meet al l appl i cabl e Feder al , St at e and l ocal requirements.

3. 9. 8 Toe Dr ai ns

Toe dr ai ns shal l be excavat ed t o t he di mensi ons and t he l ocat i ons i ndi cat ed on t he dr awi ngs.

3. 9. 9 Utilities

Excavat i ons f or pi pe beds shal l be shaped t o f i t t he cont our of t he pi pe over a wi dt h of not l ess t han 0. 6 of t he pi pe di amet er , or as speci f i ed el sewher e or shown on t he dr awi ngs.

3. 9. 10 Rock

Rock and ot her har d f oundat i on mat er i al s shal l be c l eaned of l oose debr i s and cut t o a f i r m sur f ace, ei t her l evel , st epped, or ser r at ed, as shown on t he dr awi ngs. Loose di s i nt egr at ed r ock and t hi n st r at a shal l be r emoved.

Rock excavat i on wi l l not be measur ed f or payment . Rock excavat i on wi l l not be pai d f or as a separ at e bi d i t em.

SECTI ON 35 41 00 Page 13

3. 9. 11 Ri pr ap and Beddi ng

Excavat i ons f or r i pr ap and beddi ng shal l be per f or med at t he l ocat i ons and t o t he l i nes and gr ades shown.

3. 10 TOLERANCES

A t ol er ance of 2 i nches above or bel ow t he pr escr i bed gr ade wi l l be al l owed i n t he excavat i on f or channel s, di t ches, i nspect i on t r enches, excavat i ons f or r i pr ap and beddi ng, and mandat or y bor r ow ar eas. A t ol er ance of 2 i nches bel ow t he pr escr i bed gr ade wi l l be al l owed i n t he excavat i on f or al l ot her bor r ow ar eas.

Al l embankment s and backf i l l s shal l be const r uct ed t o t he gr ades, l i nes, and cr oss- sect i ons shown on t he dr awi ngs. At al l poi nt s a t ol er ance of 4 inches above or bel ow t he pr escr i bed gr ade wi l l be per mi t t ed i n t he f i nal dr essi ng, pr ovi ded t hat any excess mat er i al i s so di st r i but ed t hat t he cr own of t he l evee dr ai ns and t hat t her e ar e no abr upt humps or depr essi ons i n any sur f aces. For t opsoi l , a t ol er ance of 1 i nche above t he t hi ckness wi l l be per mi t t ed.

3. 11 SLIDES

I n case sl i di ng occur s i n any par t of t he excavat i ons pr escr i bed i n t hi s sect i on af t er t hey have been excavat ed, but pr i or t o f i nal accept ance of al l wor k under t he cont r act , r epai r t he s l i de as di r ect ed by t he Cont r act i ng Of f i cer . I n case t he s l i de i s caused t hr ough t he f aul t of t he Cont r act or , i t shal l be r epai r ed, at no addi t i onal cost t o t he Gover nment .

I n case t he s l i de i s due t o no f aul t of t he Cont r act or , an equi t abl e adj ust ment i n t he cont r act pr i ce wi l l be made f or t he r epai r s i n accor dance wi t h t he Cont r act Cl ause t i t l ed " Changes" .

3. 12 STOCKPILES

Pr ovi s i ons of t he Par agr aph t i t l ed Sl opes and Sur char ges ar e appl i cabl e t o al l s t ockpi l ed mat er i al s. Upon compl et i on of const r uct i on oper at i ons, al l r emai ni ng st ockpi l ed mat er i al shal l be r emoved and di sposed of by t he di sposal met hods speci f i ed i n t he Par agr aph t i t l ed " DI SPOSI TI ON OF

EXCAVATED MATERI ALS" .

3. 13 SURFACE DRAI NAGE OF COMPLETED AREAS

Al l di st ur bed ar eas shal l be gr aded t o t he l i nes and gr ades shown on t he dr awi ngs. The sur f ace shal l be f r ee f r om shar p r i dges, gul l i es, pot hol es, s i nkhol es, and any ot her sur f ace i r r egul ar i t i es. A t ol er ance of 2 i nches above or bel ow t he pr escr i bed gr ade wi l l be al l owed pr ovi ded t hat t he sur f ace dr ai ns i n t he di r ect i on as i ndi cat ed on t he dr awi ngs.

3. 14 MAI NTENANCE OF WORK

3. 14. 1 Debr i s Removal

Mai nt ai n al l di t ch and channel excavat i ons f r ee f r om l eaves, br ush, st i cks, t r ash, and ot her debr i s unt i l f i nal accept ance of al l wor k under t he cont r act , at no addi t i onal cost t o t he Gover nment .

3. 14. 2 Sedi ment Removal

Pr i or t o f i nal accept ance of al l wor k under t hi s cont r act , t he r emoval of

SECTI ON 35 41 00 Page 14 sedi ment s f r om di t ch or channel excavat i ons shal l be r equi r ed t o r est or e desi gn gr ade and sect i on, at no addi t i onal cost t o t he Gover nment .

3. 15 DI SPOSI TI ON OF EXCAVATED MATERI ALS

3. 15. 1 Sat i sf act or y Mat er i al s

Sat i sf act or y excavat ed mat er i al shal l be i ncor por at ed i n t he appr opr i at e zones of t he embankment . Sat i sf act or y mat er i al shal l consi st of mat er i al as def i ned i n t he Par agr aph t i t l ed " DEFI NI TI ONS" , subpar agr aph Sat i sf act or y Mat er i al s. When di r ect pl acement i s not pr act i cabl e, sat i sf act or y mat er i al f r om t he excavat i on shal l be st ockpi l ed f or subsequent use i n par t s of t he wor k f or whi ch i t i s speci f i ed her ei n and/ or as i ndi cat ed on t he dr awi ngs.

Sat i sf act or y mat er i al s i n excess of t he quant i t y necessar y t o const r uct backf i l l s and embankment s shal l be di sposed of as speci f i ed f or unsat i sf act or y mat er i al s.

3. 15. 2 Unsat i sf act or y Mat er i al s

Unsat i sf act or y mat er i al s shal l be as def i ned i n t he Par agr aph t i t l ed " DEFI NI TI ONS" , subpar agr aph Unsat i sf act or y Mat er i al s. Unsat i sf act or y mat er i al s f r om t he excavat i ons pr escr i bed i n t hi s sect i on shal l be per manent l y di sposed of by r emoval f r om t he s i t e t o a Cont r act or - f ur ni shed di sposal ar ea. No addi t i onal payment wi l l be made f or Cont r act or - f ur ni shed di sposal ar eas.

3. 16 PREPARATI ON OF FOUNDATI ON, PARTI AL FI LL SURFACES AND ABUTMENTS

3. 16. 1 Earth

Af t er excavat i on ( as descr i bed i n t he Par agr aph t i t l ed " EXCAVATI ON" ) or st r i ppi ng ( as descr i bed i n t he Par agr aphs t i t l ed " CLEARI NG" , " GRUBBI NG" and " STRI PPI NG" ) of t he embankment f oundat i on and excavat i on of t he i nspect i on t r ench t o t he ext ent i ndi cat ed or ot her wi se r equi r ed, t he s i des of st ump hol es, t est pi t s , and ot her s i mi l ar cavi t i es or depr essi ons shal l be br oken down so as t o f l at t en out t he s l opes, and t he s i des of t he cut or hol e shal l be scar i f i ed t o pr ovi de bond bet ween t he f oundat i on mat er i al and t he f i l l . Unl ess ot her wi se di r ect ed, each depr essi on shal l be f i l l ed wi t h t he same mat er i al t ype t hat i s t o be pl aced i mmedi at el y above t he f oundat i on.

The f i l l shal l be pl aced i n l ayer s, moi st ened, and compact ed i n accor dance wi t h t he appl i cabl e pr ovi s i ons of t he Par agr aphs t i t l ed " PLACEMENT AND SPREADI NG" , " MOI STURE CONTROL" , and " COMPACTI ON" f or t he speci f i c mat er i al t ype. Mat er i al s whi ch cannot be compact ed by r ol l er equi pment because of i nadequat e c l ear ances shal l be compact ed wi t h power t amper s i n accor dance wi t h t he t he Par agr aph t i t l ed " COMPACTI ON" f or t he speci f i c mat er i al t ype.

Af t er f i l l i ng of depr essi ons and i nspect i on t r ench and i mmedi at el y pr i or t o pl acement of compact ed f i l l i n any sect i on of t he embankment , t he f oundat i on of such sect i on shal l be l oosened t hor oughl y by scar i f y i ng, pl owi ng, di sci ng or har r owi ng t o a mi ni mum dept h of 6 i nches, and t he moi st ur e cont ent shal l be adj ust ed t o t he amount speci f i ed i n t he Par agr aph t i t l ed " MOI STURE CONTROL" f or t he appr opr i at e t ype of mat er i al .

I mmedi at el y pr i or t o pl acement of compact ed f i l l on or agai nst t he sur f aces of any par t i al f i l l sect i on, al l sof t or l oose mat er i al , al l mat er i al cont ai ni ng cr acks or gul l i es, and al l mat er i al t hat does not conf or m wi t h t he speci f i ed zoni ng of t he embankment shal l be r emoved. The r emai ni ng sur f ace of t he par t i al f i l l shal l be l oosened by scar i f y i ng, pl owi ng, di sci ng or har r owi ng t o a mi ni mum dept h of 6 i nches, and t he moi st ur e cont ent shal l be adj ust ed as speci f i ed i n t he Par agr aph t i t l ed " MOI STURE CONTROL" f or t he appr opr i at e t ype of mat er i al . The sur f ace of t he par t i al

SECTI ON 35 41 00 Page 15 f i l l sect i on upon whi ch f i l l i s t o be pl aced shal l t hen be compact ed as her ei naf t er speci f i ed f or t he appr opr i at e t ype of f i l l . No separ at e payment wi l l be made f or l ooseni ng and r ol l i ng t he f oundat i on ar ea, t he abut ment ar ea, or t he sur f aces of par t i al f i l l sect i ons, but t he ent i r e cost t her eof shal l be i ncl uded i n t he appl i cabl e cont r act pr i ce f or f i l l .

3. 16. 2 Benching

Benchi ng i nt o exi st i ng l evee embankment and abut ment s i s r equi r ed i n or der t o pl ace and compact t he mat er i al i n hor i zont al l ayer s. The ver t i cal f ace cut i nt o t he exi st i ng embankment or abut ment r esul t i ng f r om t he benchi ng oper at i on shal l be a mi ni mum of 6 i nches i n hei ght but shal l not exceed 12 inches i n hei ght .

3. 17 PLACEMENT AND SPREADI NG

3. 17. 1 General

Pr i or t o begi nni ng embankment pl acement on t he l evee f oundat i on, not i f y t he Gover nment t hat t he f oundat i on i s r eady t o r ecei ve f i l l . No f i l l shal l be pl aced on any par t of t he embankment f oundat i on unt i l such ar eas have been i nspect ed and gi ven f i nal appr oval by t he Cont r act i ng Of f i cer . Pl ace f i l l i n maxi mum 12 i nch l oose l i f t s .

3. 17. 1. 1 Gr adat i on and Di st r i but i on

The gr adat i on and di st r i but i on of mat er i al s t hr oughout each zone of t he l evee shal l be such t hat t he embankment wi l l be f r ee f r om l enses, pocket s, st r eaks, and l ayer s of mat er i al di f f er i ng subst ant i al l y i n t ext ur e or gr adat i on f r om sur r oundi ng mat er i al of t he same cl ass. I f l enses, pocket s, or l ayer s of mat er i al s di f f er i ng subst ant i al l y i n t ext ur e or gr adat i on f r om sur r oundi ng mat er i al occur i n t he spr ead mat er i al , t he l ayer shal l be mi xed by har r owi ng or any ot her appr oved met hod t o bl end t he mat er i al s. Dur i ng t he pl aci ng and spr eadi ng pr ocess, mai nt ai n at al l t i mes a f or ce of wor ker s adequat e t o r emove al l r oot s, debr i s, and over si ze st one f r om al l embankment mat er i al s. Al l s t ones and r ock f r agment s l ar ger t han 6 i nches i n any di mensi on shal l be r emoved. No f i l l shal l be pl aced upon a f r ozen sur f ace, nor shal l snow, i ce, or f r ozen ear t h be i ncor por at ed i n t he embankment.

3. 17. 1. 2 Foundat i ons and Par t i al Embankment Fi l l s

The f oundat i ons and al l par t i al embankment r ecei v i ng f i l l s shal l be kept t hor oughl y dr ai ned. Pl aci ng oper at i ons wi l l be such as t o avoi d mi xi ng of mat er i al s f r om adj acent sect i ons as much as pr act i cabl e.

3. 17. 1. 3 Equi pment Tr af f i c

Equi pment t r af f i c on any embankment zone shal l be r out ed t o di st r i but e t he compact i ve ef f or t as much as pr act i cabl e. Rut s f or med i n t he sur f ace of any l ayer of spr ead mat er i al wi l l be f i l l ed bef or e t hat mat er i al i s compact ed.