A00003__Revise_Sec_35_20_23_18B0008.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

1. CONTRACT ID CODE

J

PAGE OF PAGES

1 39

2. AMENDMENT/MODIFICATION NO.

3. EFFECTIVE DATE

02-Oct-2018

4. REQUISITION/PURCHASE REQ. NO. 5. PROJECT NO.(Ifapplicable)

6. ISSUED BY CODE W912EP 7. ADMINISTERED BY (Ifother than item 6) CODE

USA ENGINEER DISTRICT, JACKSONVILLE

CONTRACTING DIVISION

701 SAN MARCO BLVD

JACKSONVILLE FL 32207-8175

See Item 6

8. NAME AND ADDRESS OF CONTRACTOR (No., Street , County, State and Zip Code) X 9A. AMENDMENT OF SOLICITATION NO.

W912EP18B0008

X 9B. DATED (SEE ITEM 11)

28-Aug-2018

10A. MOD. OF CONTRACT/ORDER NO.

10B. DATED (SEE ITEM 13)

CODE FACILITY CODE

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item14. The hour and date specified for receipt of Offer is extended, X is not extended.

Offer must acknowledge receipt ofthis amendment prior to the hour and date specified in the solicitation or as amended by one ofthe following methods:

(a) By completing Items 8 and 15, and returning 1 copies ofthe amendment; (b) By acknowledging receipt ofthis amendment on each copy ofthe offer submitted;

or (c) By separate letter or telegramwhich includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. Ifby virtue ofthis amendment you desire to change an offer already submitted, such change may be made by telegramor letter, provided each telegramor letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACT S/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

U.S. Naval Station Mayport, Duval County, Florida, Maintenance Dredging, 50-Foot Project, Entrance Channel and Turning Basin

This Amendment is being issued to DELETE Section 35 20 23 and REPLACE with the attached REVISED SECTION 35 20 23.

Also, DELETE the entire set of drawings and REPLACE with the attached REVISED set of drawings.

Finally, Survey Files XYZ “18-226_XYZ.zip” is uploaded for INFORMATION ONLY.

All other conditions remain unchanged.

15A. NAME AND TITLE OF SIGNER (Type or print) 16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

TEL: EMAIL:

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA

BY

(Signature of Contracting Officer)

16C. DATE SIGNED

EXCEPTION TO SF 30 30-105-04

STANDARD FORM 30 (Rev. 10-83) APPROVED BY OIRM 11-84 Prescribed by GSA

FAR (48 CFR) 53.243

SF 30 CONTINUATION SHEET

U.S. Naval Station Mayport, Duval County, Florida, Maintenance Dredging, 50-Foot Project, Entrance Channel and Turning Basin

W912EP18B0008 2 Amendment 0003

SUMMARY OF CHANGES

1. SPECIFICATIONS:

DELETE Section 35 20 23 and REPLACE with the attached revised Section 35 20 23.

2. DRAWINGS:

DELETE the entire set of drawings and REPLACE with the attached revised set of drawings.

3. AVAILABLE INFORMATION:

Zipped survey XYZ files “18-226_XYZ.zip”.

(End of Summary of Changes)

U. S. Naval St at i on Maypor t , Duval Count y, Fl or i da, Mai nt enance Dr edgi ng, 50- Foot Pr oj ect , Ent r ance Channel and Tur ni ng Basi n

SECTI ON TABLE OF CONTENTS

DI VI SI ON 35 - WATERWAY AND MARI NE CONSTRUCTI ON

SECTI ON 35 20 23

DREDGING

PART 1 GENERAL

1. 1 SCOPE

1. 2 REFERENCES

1. 3 SUBMI TTALS

1. 4 DREDGI NG RESTRI CTI ONS

1. 4. 1 Or der of Wor k

1. 4. 2 Cut t er head- Suct i on Dr edge Rest r i ct i on

1. 4. 3 Hopper Rest r i ct i on

1. 4. 4 Tr anspor t at i on of Mat er i al

1. 4. 5 Ongoi ng Whar f Const r uct i on

1. 5 SPECI AL I NSTRUCTI ONS

1. 6 PUMPI NG OF BI LGES

1. 7 HI STORI CAL PERI OD SHI PWRECK SI TES

1. 8 UTI LI TY CROSSI NGS

1. 8. 1 Gener al

1. 8. 2 Known Ut i l i t y Cr ossi ngs

1. 9 PERMI TS

1. 10 FUEL OI L TRANSFER OPERATI ONS

1. 11 SI GNAL LI GHTS

1. 12 NOTI CE TO MARI NERS - - DREDGI NG CONTRACTS

1. 13 FI NAL CLEANUP

1. 14 WORK VI OLATI ONS

1. 15 NATI ONAL DREDGI NG QUALI TY MANAGEMENT PROGRAM SYSTEM ( DREDGES AND

DUMP SCOWS)

1. 15. 1 Syst em Requi r ement s

PART 2 PRODUCTS ( NOT APPLI CABLE)

PART 3 EXECUTI ON

3. 1 NOTI FI CATI ON OF COAST GUARD

3. 1. 1 Navi gat i on Ai ds

3. 1. 2 Dr edgi ng Ai ds

3. 1. 3 Sur vei l l ance of Ocean Di sposal

3. 2 WORK AREA

3. 2. 1 Access

3. 2. 2 Pr ot ect i on of Exi st i ng Wat er ways

3. 2. 3 Adj acent Pr oper t y and St r uct ur es

3. 2. 4 Subaqueous Cabl e Cr ossi ngs

3. 3 DI SPOSAL OF EXCAVATED MATERI AL

3. 3. 1 Ocean Dr edged Mat er i al Di sposal Si t e ( ODMDS) Rel ease Zone " A"

3. 3. 2 Load Vol ume Rest r i ct i ons f or Cut t er head- Suct i on Dr edges

3. 3. 3 Of f shor e Di sposal

3. 3. 4 Hopper Door s

SECTI ON 35 20 23 Page 1 W912EP18B0008 Amendment 0003

3. 3. 5 Spi l l age and Leakage

3. 3. 6 Mi s- Dump

3. 3. 7 El ect r oni c Tr acki ng Syst em ( ETS) f or Ocean Di sposal Vessel s

3. 3. 7. 1 ETS St andar ds

3. 3. 7. 2 ETS Dat a Requi r ement s and Submi ssi ons

3. 3. 8 Mi spl aced Mat er i al

3. 4 REQUI RED DEPTH, ALLOWABLE OVERDEPTH, AND SI DE SLOPES

3. 4. 1 Requi r ed Dept h

3. 4. 2 Al l owabl e Over dept h

3. 4. 3 Si de Sl opes

3. 4. 4 Excessi ve Dr edgi ng

3. 4. 5 Ar eas t o be Dr edged

3. 5 SURVEYS

3. 5. 1 Gener al

3. 5. 2 Cont r act or Repr esent at i ve

3. 5. 3 Ti de Dat a

3. 5. 3. 1 Real Ti me Ki nemat i c ( RTK) GPS

3. 5. 3. 2 Ki nemat i c Ti dal Dat um

3. 6 I NSPECTI ON

3. 6. 1 Qual i t y Assur ance Repr esent at i ve ( QAR)

3. 6. 2 Fai l ur e t o Compl y

3. 7 FI NAL EXAMI NATI ON AND ACCEPTANCE

3. 7. 1 Fi nal Exami nat i on of Wor k

3. 7. 2 Bed Level i ng

3. 7. 3 Bed Level i ng - Repor t i ng and Document i ng

3. 7. 4 Fi nal Accept ance

3. 8 SHOALI NG

3. 9 CONTI NUI TY OF WORK

3. 10 NOI SE CONTROL

3. 11 DREDGE CERTI FI CATI ON

3. 12 GENERAL DREDGI NG SAFETY REQUI REMENTS

3. 12. 1 Dr edge Pl ant Rest r i c t i on Def i ni t i ons

3. 12. 1. 1 Cer t i f i cat i on Requi r ed Li ne - Coast Guar d I nspect ed ( CRL- C)

3. 12. 1. 2 Cer t i f i cat i on Requi r ed Li ne - Load Li ne ( CRL- L)

3. 12. 1. 3 Cer t i f i cat i on Requi r ed Li ne - Hopper ( CRL- H)

3. 12. 2 Cer t i f i cat i on of At t endant and Auxi l i ar y Pl ant

3. 12. 3 Mi ni mum Tow- Boat Requi r ement s

3. 12. 4 Har bor Speci f i c Dr edgi ng Rest r i ct i ons

3. 12. 4. 1 Jacksonvi l l e Har bor

3. 13 CONSTRUCTI ON FORMS AND DETAI LS

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

SECTI ON 35 20 23 Page 2

SECTI ON 35 20 23

DREDGING

PART 1 GENERAL

1. 1 SCOPE

The wor k cover ed by t hi s sect i on consi st s of f ur ni shi ng al l l abor , mat er i al s, and equi pment , and per f or mi ng al l excavat i on and di sposal of al l mat er i al as speci f i ed her ei n or i ndi cat ed on t he dr awi ngs. Thi s scope al so i ncl udes al l necessar y measur es f or pr ot ect i on of t he envi r onment .

Envi r onment al pr ot ect i on r equi r ement s under t hi s cont r act ar e as i mpor t ant t o over al l compl et i on of t he wor k as ot her t echni cal aspect s. Fai l ur e t o meet t he r equi r ement s of t hese speci f i cat i ons f or envi r onment al pr ot ect i on may r esul t i n wor k st oppages or t er mi nat i on f or def aul t . No par t of t he t i me l ost due t o any such wor k st oppages shal l be made t he subj ect of c l ai ms f or ext ensi ons of t i me or f or excess cost s or damages by t he Cont r act or . I f t he Cont r act or f ai l s or r ef uses t o pr ompt l y r epai r any damage caused by v i ol at i on of t he pr ovi s i ons of t hese speci f i cat i ons, t he Cont r act i ng Of f i cer may have t he necessar y wor k per f or med and char ge t he cost t her eof t o t he Cont r act or .

1. 2 REFERENCES

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

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

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

EM 1110- 1- 1000 ( 2015) Phot ogr ammet r i c and Li DAR Mappi ng

EM 1110- 1- 1002 ( 2012) Sur vey Mar ker s and Monument at i on

EM 1110- 1- 1003 ( 2011) NAVSTAR Gl obal Posi t i oni ng Syst em Surveying

EM 1110- 1- 1005 ( 2007) Cont r ol and Topogr aphi c Sur veyi ng

EM 1110- 1- 2909 ( 2012) Geospat i al Dat a and Syst ems

EM 1110- 2- 1003 ( 2013) Hydr ogr aphi c Sur veyi ng

FLORI DA BOARD OF PROFESSI ONAL SURVEYORS AND MAPPERS ( FBPSM)

FBPSM Mi ni mum Techni cal St andar ds, Chapt er s 177, 472, 61G17

TRI - SERVI CE STANDARDS ( TSS)

TSS ( 2006) A/ E/ C CADD St andar ds

SECTI ON 35 20 23 Page 3

1. 3 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 . The f ol l owi ng shal l be submi t t ed 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

Not i ce of I nt ent t o Dr edge

Pr i or t o commencement of wor k on t hi s cont r act , t he Cont r act or shal l not i f y t he Commander , Sevent h Coast Guar d Di st r i c t of hi s i nt ended oper at i ons t o dr edge and r equest t hat i t be publ i shed i n t he Local Not i ce t o Mar i ner s. Thi s not i f i cat i on must be gi ven i n suf f i c i ent t i me so t hat i t appear s i n t he Not i ce t o Mar i ner s at l east t wo weeks pr i or t o t he commencement of t hi s dr edgi ng oper at i on. A copy of t he not i f i cat i on shal l be pr ovi ded t o t he Cont r act i ng Of f i cer .

Rel ocat i on of Navi gat i on Ai ds

The Cont r act or shal l not r emove, change t he l ocat i on of , obst r uct , wi l l f ul l y damage, make f ast t o, or i nt er f er e wi t h any ai d t o navi gat i on. Wi t hi n 7 cal endar days f ol l owi ng r ecei pt of Not i ce t o Pr oceed, t he Cont r act or shal l not i f y t he Commander , Sevent h Coast Guar d Di st r i c t , Mi ami , Fl or i da, of hi s pl an t o dr edge adj acent t o any ai ds whi ch r equi r e r el ocat i on t o f aci l i t at e dr edgi ng. The not i f i cat i on shal l be sent v i a Fax t o 305- 415- 6757, ATTN: Mr . Gene St r at t en. Thi s not i f i cat i on shal l be i mmedi at el y f ol l owed by a f or mal wr i t t en r equest wi t h a copy t o t he Cont r act i ng Of f i cer . The Cont r act or shal l al so cont act t he U. S.

Coast Guar d, 305- 415- 6750, f or i nf or mat i on concer ni ng t he posi t i on t o whi ch t he ai ds wi l l be r el ocat ed.

SD- 02 Shop Dr awi ngs

Dr ag Bar

Submi t dr awi ngs and one phot ogr aph showi ng dr ag bar equi pment used f or f i nal l evel i ng wor k i ndi cat ed i n t he par agr aph FI NAL EXAMI NATI ON AND ACCEPTANCE bel ow.

SD- 07 Cer t i f i cat es

ETS Dat a

The Cont r act or shal l f ur ni sh r equi r ed di scs, CD- ROM, and char t s t o t he Cont r act i ng Of f i cer .

Equi pment and Per f or mance Dat a

The Cont r act or shal l f ur ni sh pr oof of el ect r oni c posi t i oni ng equi pment cal i br at i on t o t he Cont r act i ng Of f i cer .

Hi st or i cal Per i od Shi pwr eck Si t es

The 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

SECTI ON 35 20 23 Page 4 i f any shi pwr eck, ar t i f act , or ot her obj ect s of ant i qui t y t hat have sci ent i f i c or hi st or i cal val ue, or ar e of i nt er est t o t he publ i c, ar e di scover ed, l ocat ed, and/ or r ecover ed.

Surveys

The Cont r act or shal l gi ve 10 days advance not i ce, i n wr i t i ng, t o t he Cont r act i ng Of f i cer of t he need f or a pr e- dr edgi ng sur vey or af t er - dr edgi ng sur vey f or f i nal accept ance f or each accept ance section.

Dai l y/ Mont hl y Repor t of Oper at i ons

The Cont r act or shal l pr epar e on RMS and submi t one ( 1) s i gned har d copy and one ( 1) sof t copy of t he Dai l y Repor t of Oper at i ons, usi ng ei t her ENG For m No. 27A or ENG For m No. 4267, f or each dr edge and/ or unl oader wor ki ng. Thi s r epor t shal l be submi t t ed on a dai l y basi s and not i n gr oups ( gr oups = mul t i - days r epor t s packaged t oget her at one t i me) . I n addi t i on t o t he dai l y r epor t , t he Cont r act or shal l pr epar e a Mont hl y Repor t of Oper at i ons f or each mont h or par t i al mont h' s wor k on ei t her ENG For m No. 27A or ENG For m No. 4267. The mont hl y r epor t shal l be submi t t ed on or bef or e t he 7t h of each mont h, consol i dat i ng t he pr evi ous mont h' s wor k. Upon compl et i on of t he j ob, t he Cont r act or shal l submi t a consol i dat ed j ob r epor t , combi ni ng t he mont hl y r epor t s. The Cont r act or shal l di st r i but e one copy of each r epor t t o t he Di st r i c t Engi neer ; ATTN: CESAJ- EN- C; U. S. Ar my Engi neer Di st r i c t , Jacksonvi l l e, P. O. Box 4970; Jacksonvi l l e, Fl or i da 32232- 0019.

Repor t s shal l be submi t t ed on a mont hl y basi s wi t h dai l y r epor t s accompanyi ng t he mont hl y r epor t and j ob r epor t .

Addi t i onal l y, one copy of t he f or m( s) shal l be mai nt ai ned by t he Cont r act or on t he dr edge( s) f or t he Cont r act i ng Of f i cer ' s i nspect i on pur pose. Fur t her i nst r uct i ons on t he pr epar at i on of t he r epor t s wi l l be f ur ni shed at t he Pr econst r uct i on Conf er ence.

Mi spl aced Mat er i al

The Cont r act or shal l not i f y t he U. S. Coast Guar d Mar i ne Saf et y Of f i ce of any mi spl aced mat er i al as st at ed i n t he Cl ause OBSTRUCTI ON OF NAVI GABLE WATERWAYS of Sect i on 00700 CONTRACT CLAUSES i n Vol ume 1.

Decl ar at i on of I nspect i on

Ref er t o par agr aph FUEL OI L TRANSFER OPERATI ONS bel ow f or submittal.

Sur vei l l ance of Ocean Di sposal

Ref er t o subpar agr aph " Sur vei l l ance of Ocean Di sposal " of par agr aph NOTI FI CATI ON OF COAST GUARD bel ow f or submi t t al .

1. 4 DREDGI NG RESTRI CTI ONS

1. 4. 1 Or der of Wor k

Ther e i s no speci f i c or der of wor k f or t hi s pr oj ect . Unl ess ot her wi se appr oved by t he Cont r act i ng Of f i cer , a r each i s def i ned as a s i ngl e

SECTI ON 35 20 23 Page 5 accept ance sect i on. A r each shal l be compl et ed i n i t s ent i r et y bef or e dr edgi ng begi ns on any subsequent r each. Mul t i pl e r eaches may be wor ked si mul t aneousl y i f mul t i pl e dr edges ar e ut i l i zed by t he Cont r act or .

1. 4. 2 Cut t er head- Suct i on Dr edge Rest r i c t i on

See subpar agr aph " Load Vol ume Rest r i ct i on f or Cut t er head- Suct i on Dr edges" f or maxi mum l oad vol ume f or pl aci ng mat er i al f r om t he 50- f oot por t i on of t he Maypor t Tur ni ng Basi n when t he wor k i s bei ng accompl i shed wi t h a cut t er head- suct i on dr edge.

1. 4. 3 Hopper Rest r i ct i on

The use of hopper dr edges i s subj ect t o seasonal r est r i c t i ons. See Sect i on

01 57 20 ENVI RONMENTAL PROTECTI ON.

1. 4. 4 Tr anspor t at i on of Mat er i al

Wat er and dr edge mat er i al shal l not be per mi t t ed t o over f l ow or spi l l out of bar ges or hopper dr edges dur i ng t r anspor t t o t he di sposal s i t e.

1. 4. 5 Ongoi ng Whar f Const r uct i on

Const r uct i on wor k i s cur r ent l y under way at Whar ves Br avo 2 and Br avo 3 ( ar ea shown i n t he dr awi ngs) t o r epl ace whar f f aci ng. The Cont r act or shal l coor di nat e wi t h Navy Publ i c Wor ks Cent er pr i or t o t he st ar t of any act i v i t i es i n, or i n t he v i c i ni t y of t hi s ar ea i nc l udi ng dr edgi ng, vessel movement s, and al l ot her dr edgi ng- r el at ed act i v i t i es.

1. 5 SPECI AL I NSTRUCTI ONS

Dr edgi ng of i nsi t u r ock i s not r equi r ed; but i f encount er ed, t he l ocat i on and ext ent of any i nsi t u r ock above gr ade or r equi r ed dept h shal l be r epor t ed t o t he Cont r act i ng Of f i cer .

1. 6 PUMPI NG OF BI LGES

Cont r act or s ar e war ned t hat pumpi ng oi l or bi l ge wat er cont ai ni ng oi l i nt o navi gabl e wat er s, or i nt o ar eas whi ch woul d per mi t t he oi l t o f l ow i nt o such wat er s, i s pr ohi bi t ed by Sect i on 13 of t he Ri ver and Har bor Act of 1899, appr oved 3 Mar ch 1899 ( 30 St at . 1152; 33 U. S. C. 407) . Vi ol at i on of t hi s pr ohi bi t i on i s subj ect t o t he penal t i es under t he r ef er enced Act s.

1. 7 HI STORI CAL PERI OD SHI PWRECK SI TES

I f any shi pwr eck, ar t i f act , or ot her obj ect s of ant i qui t y t hat have sci ent i f i c or hi st or i cal val ue, or ar e of i nt er est t o t he publ i c, ar e di scover ed, l ocat ed, and/ or r ecover ed, t he Cont r act or acknowl edges t hat :

a. The si t e( s) , ar t i c l es, or ot her mat er i al s ar e t he pr oper t y of t he St at e of Fl or i da, wi t h t i t l e vest ed i n t he Depar t ment of St at e, Di v i s i on of Hi st or i cal Resour ce; and t hat ,

b. He wi l l i mmedi at el y not i f y t he Cont r act i ng Of f i cer .

SECTI ON 35 20 23 Page 6

1. 8 UTI LI TY CROSSI NGS

1. 8. 1 General

I t i s t he Cont r act or ' s r esponsi bi l i t y t o i nvest i gat e t he l ocat i on of al l ut i l i t y cr ossi ngs. The Cont r act or shal l t ake pr ecaut i ons agai nst damages whi ch mi ght r esul t f r om hi s oper at i ons i n t he v i c i ni t y of t he ut i l i t y cr ossi ngs. I f any damage occur s as a r esul t of hi s oper at i ons, t he Cont r act or wi l l be r equi r ed t o suspend dr edgi ng unt i l t he damage i s r epai r ed and appr oved by t he Cont r act i ng Of f i cer . Cost s of such r epai r s and downt i me of t he dr edge and at t endant pl ant shal l be at t he Cont r act or ' s expense.

1. 8. 2 Known Ut i l i t y Cr ossi ngs

Two ut i l i t y cr ossi ngs ar e l ocat ed wi t hi n t he pr oj ect l i mi t s. Bot h cr ossi ngs l i e bel ow t he al l owabl e dr edgi ng dept h but may be suscept i bl e t o damage caused by t he pl aci ng of spuds or ot her deep penet r at i ons of t he bot t om. The f i r st l i es near t he j unct i on of t he Ent r ance Channel and t he Tur ni ng Basi n. The second l i es i nsi de t he Tur ni ng Basi n. Thei r appr oxi mat e l ocat i ons and dept hs ar e shown i n t he dr awi ngs.

I n addi t i on t o t he ut i l i t y cr ossi ngs, t her e ar e t hr ee ar eas wi t hi n t he pr oj ect l i mi t s whi ch cont ai n submer ged sensi t i ve appar at us. These ar eas ar e shown i n t he dr awi ngs. The Cont r act or shal l do no dr edgi ng, anchor i ng or make any ot her t ype of bot t om cont act .

The Cont r act or shal l cont act t he Maypor t Navy Publ i c Wor ks Cent er f or f ur t her i nf or mat i on concer ni ng t hese submer ged f ac i l i t i es and t o coor di nat e wor k near t hem.

1. 9 PERMITS

The Cont r act or ' s at t ent i on i s di r ect ed t o t he Cl ause PERMI TS AND RESPONSI BI LI TI ES of Sect i on 00700 CONTRACT CLAUSES i n Vol ume 1 and t he par agr aph PERMI TS AND AUTHORI ZATI ONS of Sect i on 01 57 20 ENVI RONMENTAL

PROTECTION.

1. 10 FUEL OI L TRANSFER OPERATI ONS

I n accor dance wi t h U. S. Coast Guar d r egul at i ons ( 33 CFR 156. 120) , coupl i ngs used i n f uel oi l t r ansf er oper at i ons on any vessel wi t h a capaci t y of 250 or mor e bar r el s of oi l shal l be ei t her a bol t ed or f ul l - t hr eaded connect i on; or a qui ck- connect coupl i ng appr oved by t he Commandant ; or an aut omat i c back- pr essur e shut of f nozzl e used t o f uel t he vessel . An execut ed f uel oi l t r ansf er ( Decl ar at i on) f or m si gned by t he t anker oper at or shal l be submi t t ed t o t he Cont r act i ng Of f i cer f or each r ef uel i ng oper at i on. The U. S. Coast Guar d shal l al so be not i f i ed pr i or t o any r ef uel i ng. A copy of t he Decl ar at i on of I nspect i on f or Ref uel i ng i s on t he web si t e i ndi cat ed i n t he par agr aph CONSTRUCTI ON FORMS AND DETAI LS bel ow.

1. 11 SI GNAL LI GHTS

The Cont r act or shal l di spl ay s i gnal l i ght s and conduct oper at i ons i n accor dance wi t h t he Gener al Regul at i ons of t he Depar t ment of t he Ar my and of t he Coast Guar d gover ni ng l i ght s and day s i gnal s t o be di spl ayed by t owi ng vessel s wi t h t ows on whi ch no s i gnal s can be di spl ayed, vessel s wor ki ng on wr ecks, dr edges, and vessel s engaged i n l ayi ng cabl es or pi pe or i n submar i ne or bank pr ot ect i on oper at i ons, l i ght s t o be di spl ayed on

SECTI ON 35 20 23 Page 7 dr edge pi pe l i nes, and day s i gnal s t o be di spl ayed by vessel s of mor e t han 65 f eet i n l engt h moor ed or anchor ed i n a f ai r way or channel , and t he passi ng by ot her vessel s of f l oat i ng pl ant wor ki ng i n navi gabl e channel s, as set f or t h i n Commandant U. S. Coast Guar d I nst r uct i on M16672. 2, Navi gat i on Rul es: I nt er nat i onal - I nl and ( COMDTI NST M16672. 2) , or 33 CFR 81 Appendi x A ( I nt er nat i onal ) and 33 CFR 84 t hr ough 33 CFR 89 ( I nl and) as applicable.

1. 12 NOTI CE TO MARI NERS - - DREDGI NG CONTRACTS

Shoul d t he Cont r act or , dur i ng oper at i ons, encount er any obj ect s on t he channel bot t om whi ch coul d be a hazar d t o navi gat i on, 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 as t o t he l ocat i on of sai d obj ect and shal l pr ovi de any ot her per t i nent i nf or mat i on necessar y f or t he Cont r act i ng Of f i cer t o pr epar e and i ssue a Not i ce t o Mar i ner s.

1. 13 FI NAL CLEANUP

Fi nal c l eanup, as st at ed i n t he par agr aph COMMENCEMENT, PROSECUTI ON, AND COMPLETI ON OF WORK of Sect i on 00700 CONTRACT CLAUSES i n Vol ume 1, shal l i ncl ude t he r emoval of al l t he Cont r act or ' s pl ant and equi pment ei t her f or di sposal or r euse. Pl ant and/ or equi pment and/ or mat er i al s t o be di sposed of shal l onl y be di sposed i n a manner and at l ocat i ons appr oved by t he Cont r act i ng Of f i cer . Unl ess ot her wi se appr oved by t he Cont r act i ng Of f i cer , t he Cont r act or wi l l not be per mi t t ed t o abandon any equi pment i n t he di sposal ar ea or ot her ar eas adj acent t o t he wor ksi t e. Fai l ur e t o pr ompt l y r emove al l pl ant , pi pel i ne, equi pment , and mat er i al s upon compl et i on of t he dr edgi ng wi l l be consi der ed a del ay i n t he compl et i on of t he f i nal c l eanup and demobi l i zat i on wor k. I n such case, t he Gover nment wi l l exer ci se i t s r i ght as st at ed i n Cl ause DEFAULT ( FI XED- PRI CE CONSTRUCTI ON) of Sect i on 00700 CONTRACT CLAUSES i n Vol ume 1 t o r emove any pl ant and/ or equi pment and/ or mat er i al s at t he Cont r act or ' s expense.

1. 14 WORK VI OLATI ONS

Wor k done i n v i ol at i on of t hese speci f i cat i ons or a ver bal or wr i t t en st op or der of t he Cont r act i ng Of f i cer wi l l be consi der ed as unsat i sf act or y pr ogr ess f or pur poses of pr ogr ess payment s i n accor dance wi t h Cl ause PAYMENTS UNDER FI XED- PRI CE CONSTRUCTI ON CONTRACTS of Sect i on 00700 CONTRACT CLAUSES i n Vol ume 1.

1. 15 NATI ONAL DREDGI NG QUALI TY MANAGEMENT PROGRAM SYSTEM ( DREDGES AND DUMP

SCOWS)

1. 15. 1 Syst em Requi r ement s

See Sect i on 35 20 26 NATI ONAL DREDGI NG QUALI TY MANAGEMENT PROGRAM SCOW - ULLAGE PROFI LE and Sect i on 35 20 27 NATI ONAL DREDGI NG QUALI TY MANAGEMENT PROGRAM PI PELI NE HYDRAULI C DREDGE and/ or Sect i on 35 20 28 NATI ONAL DREDGI NG QUALI TY MANAGEMENT PROGRAM HOPPER DREDGE. However , i n t he event of NDQMP Syst em f ai l ur e ( not f ul l y oper at i onal ) , t he Cont r act or shal l not i f y t he Cont r act i ng Of f i cer and cont i nue t r acki ng usi ng ETS ( see par agr aph " El ect r oni c Tr acki ng Syst em ( ETS) f or Ocean Di sposal Vessel s" bel ow) f or up t o 48 hour s unt i l t he NDQMP Syst em i s f ul l y oper at i onal and i n use. I f , upon NDQMP Syst em f ai l ur e, t he Cont r act or cannot use ETS or cannot use t he NDQMP Syst em wi t hi n 48 hour s of f ai l ur e, al l dr edgi ng oper at i ons f or t he vessel shal l cease unt i l t he NDQMP Syst em i s f ul l y oper at i onal . Any del ays r esul t i ng f r om NDQMP Syst em f ai l ur e shal l be at t he Cont r act or ' s expense.

When r equi r ed t o cal cul at e di spl acement , t he densi t y of wat er shal l be 64

SECTI ON 35 20 23 Page 8 pounds per cubi c f oot or i t s met r i c equi val ent of 1027 ki l ogr ams per cubi c meter.

PART 2 PRODUCTS ( NOT APPLI CABLE)

PART 3 EXECUTI ON

3. 1 NOTI FI CATI ON OF COAST GUARD

3. 1. 1 Navi gat i on Ai ds

Navi gat i on ai ds l ocat ed wi t hi n or near t he ar eas r equi r ed t o be dr edged wi l l be r emoved, i f necessar y, by t he U. S. Coast Guar d i n advance of dr edgi ng oper at i ons. Not i f y t he U. S. Coast Guar d as i ndi cat ed i n par agr aph SUBMI TTALS above f or r el ocat i on of navi gat i on ai ds. The Cont r act or shal l not r emove, change t he l ocat i on of , obst r uct , wi l l f ul l y damage, make f ast t o, or i nt er f er e wi t h any ai d of navi gat i on.

3. 1. 2 Dr edgi ng Ai ds

The Cont r act or shal l obt ai n appr oval f r om t he U. S. Coast Guar d f or al l buoys, dr edgi ng ai d mar ker s t o be pl aced i n t he wat er , and dr edgi ng ai d mar ker s af f i xed wi t h a l i ght pr i or t o t he i nst al l at i on. Dr edgi ng ai d mar ker s and l i ght s shal l not be col or ed or pl aced i n a manner t hat t hey wi l l obst r uct or be conf used wi t h navi gat i on ai ds.

3. 1. 3 Sur vei l l ance of Ocean Di sposal

The Cont r act or shal l not i f y t he l ocal Coast Guar d Capt ai n of t he Por t at l east 5 cal endar days pr i or t o t he f i r st ocean di sposal . The not i f i cat i on wi l l be by cer t i f i ed mai l wi t h a copy t o t he Cont r act i ng Of f i cer . The f ol l owi ng i nf or mat i on shal l be i ncl uded i n t he not i f i cat i on:

( 1) Pr oj ect desi gnat i on; Cor ps of Engi neer s ' Cont r act i ng Of f i cer ' s name and cont r act number ; and, t he Cont r act or ' s name, addr ess, and t el ephone number .

( 2) Por t of depar t ur e.

( 3) Locat i on of ocean di sposal ar ea.

( 4) Quant i t y of mat er i al t o be deposi t ed i n ocean.

( 5) Schedul e f or ocean di sposal , gi v i ng dat e and t i me pr oposed f or f i r st ocean di sposal .

3. 2 WORK AREA

The Cont r act or wi l l be per mi t t ed t o excl ude t he publ i c f r om t he wor k ar eas i n t he i mmedi at e v i c i ni t y of hi s dr edgi ng, t r anspor t i ng, and di sposal oper at i ons. Enf or cement shal l be t he Cont r act or ' s r esponsi bi l i t y at no addi t i onal cost t o t he Gover nment . The enf or cement shal l be coor di nat ed wi t h l ocal enf or cement agenci es and wi l l be subj ect t o appr oval of t he Cont r act i ng Of f i cer .

3. 2. 1 Access

The Cont r act or shal l be r esponsi bl e f or pr ovi di ng and mai nt ai ni ng access necessar y f or hi s equi pment and pl ant t o and f r om t he wor k s i t e, moor i ng ar ea, and di sposal ar ea. The Cont r act or shal l ascer t ai n t he envi r onment al condi t i ons whi ch can af f ect t he access such as c l i mat e, wi nds, cur r ent s, waves, dept hs, shoal i ng, and scour i ng t endenci es.

SECTI ON 35 20 23 Page 9

3. 2. 2 Pr ot ect i on of Exi st i ng Wat er ways

The Cont r act or shal l conduct hi s oper at i ons i n such a manner t hat mat er i al or ot her debr i s ar e not pushed out s i de of dr edgi ng l i mi t s or ot her wi se deposi t ed i n exi st i ng s i de channel s, basi ns, docki ng ar eas, or ot her ar eas bei ng ut i l i zed by vessel s. The Cont r act or wi l l be r equi r ed t o change hi s met hod of oper at i ons as may be r equi r ed t o compl y wi t h t he above r equi r ement s. Shoul d any bot t om mat er i al or ot her debr i s be pushed i nt o ar eas descr i bed above, as a r esul t of t he Cont r act or ' s oper at i ons, t he same must be pr ompt l y r emoved by and at t he expense of t he Cont r act or t o t he sat i sf act i on of t he Cont r act i ng Of f i cer .

3. 2. 3 Adj acent Pr oper t y and St r uct ur es

No dr edgi ng wi l l be per mi t t ed wi t hi n 25 f eet of any st r uct ur e. Any damage t o pr i vat e or publ i c pr oper t y or st r uct ur es r esul t i ng f r om t he di sposal or dr edgi ng oper at i ons shal l be r epai r ed pr ompt l y by t he Cont r act or at hi s expense. Any damage t o st r uct ur es as a r esul t of t he Cont r act or ' s negl i gence wi l l r esul t i n suspensi on of dr edgi ng and shal l r equi r e pr ompt r epai r at t he Cont r act or ' s expense as a pr er equi s i t e t o t he r esumpt i on of dredging.

3. 2. 4 Subaqueous Cabl e Cr ossi ngs

The Cont r act or shal l be r esponsi bl e f or ver i f y i ng t he l ocat i ons and dept hs of al l ut i l i t y cr ossi ngs and t ake pr ecaut i ons agai nst damages whi ch mi ght r esul t f r om hi s oper at i ons, especi al l y t he s i nki ng of dr edge spuds and/ or anchor s i nt o t he channel bot t om, i n t he v i c i ni t y of ut i l i t y cr ossi ngs. I f any damage occur s as a r esul t of hi s oper at i ons, t he Cont r act or wi l l be r equi r ed t o suspend dr edgi ng unt i l t he damage i s r epai r ed and appr oved by t he Cont r act i ng Of f i cer . Cost s of such r epai r s and downt i me of t he dr edge and at t endant pl ant shal l be at t he Cont r act or ' s expense.

3. 3 DI SPOSAL OF EXCAVATED MATERI AL

3. 3. 1 Ocean Dr edged Mat er i al Di sposal Si t e ( ODMDS) Rel ease Zone " A"

Mat er i al excavat ed shal l be t r anspor t ed t o and deposi t ed i n Rel ease Zone " A" of t he ODMDS shown on t he dr awi ngs. The aver age di st ance t he mat er i al wi l l have t o be t r anspor t ed t o Rel ease Zone " A" wi l l be appr oxi mat el y 5. 8 naut i cal mi l es and t he maxi mum di st ance wi l l be appr oxi mat el y 6. 8 naut i cal miles.

3. 3. 2 Load Vol ume Rest r i ct i ons f or Cut t er head- Suct i on Dr edges

I f a cut t er head- suct i on dr edge i s used t o excavat e mat er i al f r om t he 50- f oot por t i on of t he Maypor t Tur ni ng Basi n, t he maxi mum l oad vol ume f or each i ndi v i dual l oad r el eased i n t he Jacksonvi l l e ODMDS shal l be 12, 700 cubi c yar ds. Thi s r est r i c t i on does not appl y t o ot her dr edge t ypes.

3. 3. 3 Of f shor e Di sposal

The use of bot t om dump bar ges or bot t om dump dr edges and hydr aul i c unl oadi ng bar ges and hydr aul i c unl oadi ng hopper dr edges t o di spose of dr edged mat er i al i n t he of f shor e di sposal ar ea wi l l be per mi t t ed.

3. 3. 4 Hopper Door s

Al l hopper door s, dump scow door s, or spl i t hul l dumpi ng mechani sms shal l

SECTI ON 35 20 23 Page 10 be cl osed and seal ed pr i or t o exi t i ng t he ODMDS. I n t he event t hat a dump vessel exi t s t he ODMDS wi t h open door s, t hen t he Cont r act or shal l not i f y t he Cont r act i ng Of f i cer i mmedi at el y af t er occur r ence.

3. 3. 5 Spi l l age and Leakage

Wat er and excavat ed mat er i al shal l not be per mi t t ed t o over f l ow or spi l l out of bar ges, dump scows, or hopper dr edges whi l e i n r out e t o t he ODMDS Rel ease Zone. Fai l ur e t o r epai r l eaks or change t he met hod of oper at i on whi ch i s r esul t i ng i n over f l ow, l eakage, or spi l l age wi l l r esul t i n suspensi on of excavat i on oper at i ons and r equi r e pr ompt r epai r or change of oper at i on t o pr event over f l ow, l eakage, or spi l l age as a pr er equi s i t e t o t he r esumpt i on of excavat i on. Excessi ve l eakage i s def i ned by aver age l oss of dr af t dur i ng t r ansi t f r om t he dr edgi ng ar ea t o t he di sposal ar ea ( f or war d dr af t l oss pl us af t dr af t l oss di v i ded by 2) i n excess of 1. 5 f eet . Excessi ve l eakage may be c l assi f i ed as a mi s- dump.

3. 3. 6 Mis-Dump

Any scow l oad or hopper dr edge l oad t hat i s r el eased out s i de t he boundar i es of t he r el ease zone as shown on t he pl ans wi l l be c l assi f i ed as a mi s- dump and wi l l r esul t i n a suspensi on of dr edgi ng oper at i ons. Redr edgi ng of such mat er i al s wi l l be r equi r ed as a pr er equi s i t e t o t he r esumpt i on of dr edgi ng unl ess t he Cont r act i ng Of f i cer , at hi s di scr et i on, det er mi nes t hat r edr edgi ng of such mat er i al i s not pr act i cal . I f r edr edgi ng of such mat er i al i s not r equi r ed, t hen t he quant i t y of t he mi s- dumped l oad may be deduct ed f r om t he Cont r act or ' s pay quant i t y. I f t he quant i t y f or each mi s- dumped l oad t o be deduct ed cannot i ni t i al l y be agr eed t o by bot h t he Cont r act or and Cont r act i ng Of f i cer , t hen an aver age hopper / scow l oad quant i t y f or t he ent i r e cont r act wi l l be used i n t he det er mi nat i on. I n addi t i on, t he Cont r act or shal l not i f y t he Cont r act i ng Of f i cer wi t hi n 24 hour s of a mi spl aced dump or any ot her v i ol at i on of t he Si t e Moni t or i ng and Management Pl an f or t he Jacksonvi l l e ODMDS. Cor r ect i ve act i ons shal l be i mpl ement ed by t he next dump, and t he Cont r act i ng Of f i cer shal l be i nf or med of act i ons t aken.

3. 3. 7 El ect r oni c Tr acki ng Syst em ( ETS) f or Ocean Di sposal Vessel s

The Cont r act or shal l f ur ni sh an ETS f or sur vei l l ance of t he movement and di sposi t i on of dr edged mat er i al dur i ng excavat i on and ocean di sposal . Thi s ETS shal l be est abl i shed, oper at ed and mai nt ai ned by t he Cont r act or t o cont i nuousl y t r ack i n r eal - t i me t he hor i zont al l ocat i on and dr af t condi t i on of t he di sposal vessel f or t he ent i r e dr edgi ng cycl e, i ncl udi ng dr edgi ng ar ea and di sposal ar ea. The ETS shal l be capabl e of di spl ayi ng and r ecor di ng i n r eal - t i me t he di sposal vessel ' s dr af t and l ocat i on.

3. 3. 7. 1 ETS St andar ds

The Cont r act or shal l pr ovi de aut omat ed ( comput er ) syst em and component s t o per f or m i n accor dance wi t h EM 1110- 1- 2909. A copy of t he EM can be downl oaded f r om t he f ol l owi ng web si t e:

ht t p: / / www. publ i cat i ons. usace. ar my. mi l / USACEPubl i cat i ons/ Engi neer Manual s. aspx.

Hor i zont al l ocat i on shal l have an accur acy equal t o or bet t er t han a st andar d DGPS syst em, equal t o or bet t er t han pl us/ mi nus 10 f eet ( hor i zont al r epeat abi l i t y) . Ver t i cal ( dr af t ) dat a shal l have an accur acy of pl us/ mi nus 0. 1 f oot . Hor i zont al l ocat i on and ver t i cal dat a shal l be col l ect ed i n set s and each dat a set shal l be r ef er enced i n r eal - t i me t o dat e and l ocal t i me ( t o near est mi nut e) , and shal l be r ef er enced t o t he same st at e pl ane coor di nat e syst em used f or t he sur vey( s) shown i n t he

SECTI ON 35 20 23 Page 11 cont r act pl ans. The ETS shal l be cal i br at ed, as r equi r ed, i n t he pr esence of t he Cont r act i ng Of f i cer at t he wor k l ocat i on bef or e di sposal oper at i ons have st ar t ed, and at 30- day i nt er val s whi l e wor k i s i n pr ogr ess. The Cont r act i ng Of f i cer shal l have access t o t he ETS i n or der t o obser ve i t s oper at i on. Di sposal oper at i ons wi l l not commence unt i l t he ETS t o be used by t he Cont r act or i s cer t i f i ed by t he Cont r act i ng Of f i cer t o be oper at i onal and wi t hi n accept abl e accur acy. I t i s t he Cont r act or ' s r esponsi bi l i t y t o sel ect a syst em t hat wi l l oper at e pr oper l y at t he wor k l ocat i on. The compl et e syst em shal l be subj ect t o t he Cont r act i ng Of f i cer ' s appr oval .

3. 3. 7. 2 ETS Dat a Requi r ement s and Submi ssi ons

a. The ETS f or each di sposal vessel shal l be i n oper at i on f or al l dr edgi ng and di sposal act i v i t i es and shal l r ecor d t he f ul l r ound t r i p f or each l oadi ng and di sposal cycl e. ( NOTE: A dr edgi ng and di sposal cycl e const i t ut es t he t i me f r om commencement of dr edgi ng t o compl et e di schar ge of t he mat er i al . ) The Cont r act i ng Of f i cer shal l be not i f i ed i mmedi at el y i n t he event of ETS f ai l ur e and al l dr edgi ng oper at i ons f or t he vessel shal l cease unt i l t he ETS i s f ul l y oper at i onal . Any del ays r esul t i ng f r om ETS f ai l ur e shal l be at t he Cont r act or ' s expense.

b. Al l dat a shal l be col l ect ed and st or ed on CD- ROM( s) i n ASCI I f or mat and shal l be r eadabl e by MS Wi ndows compat i bl e sof t war e. Each dr edgi ng and di sposal cycl e shal l be a separ at e and di st i nct ASCI I f i l e, l abel ed by t he t r i p number . Mor e t han one f i l e may be st or ed on t he di sc( s) or CD- ROM( s) .

c. Dat a shal l be col l ect ed at l east ever y 0. 25 naut i cal mi l e or ever y 4 mi nut es dur i ng t r avel t o and f r om t he ODMDS and 12 seconds or ever y 30 f eet of t r avel , whi l e t he hul l s t at us i s open wi t hi n t he ODMDS.

d. The r equi r ed di gi t al dat a t o be col l ect ed f or each dr edgi ng and di sposal cycl e i ncl udes t he f ol l owi ng:

( 1) Load Number ( 2) Di sposal Vessel Name and Type ( e. g. scow) ( 3) Est i mat ed Vol ume of Load ( 4) Descr i pt i on of Mat er i al Di sposed ( 5) Sour ce of Dr edged Mat er i al ( 6) Dat e, Ti me and Locat i on at I ni t i at i on and Compl et i on of Di sposal Event i n accor dance wi t h subpar agr aph c. above ( 7) Vessel Dr af t

e. Pl ot Repor t i ng ( 2 t ypes) :

( 1) Tr acki ng Pl ot - For each di sposal event , al l dat a col l ect ed whi l e t he di sposal vessel i s t r ansi t i ng t o and f r om t he di sposal ar ea shal l be pl ot t ed i n char t f or m, i n 200- f oot i nt er val s, t o show t he t r ack and dr af t of t he di sposal vessel appr oachi ng and t r aver si ng t he di sposal ar ea. The pl ot shal l i dent i f y t he exact posi t i on at whi ch t he dump commenced. A sampl e Tr ack and Dr af t Pl ot Di agr am i s on t he web si t e i ndi cat ed i n par agr aph CONSTRUCTI ON FORMS AND DETAI LS bel ow.

( 2) Scat t er Pl ot - Fol l owi ng compl et i on of al l di sposal event s, a s i ngl e and separ at e pl ot wi l l be pr epar ed t o show t he exact di sposal l ocat i ons of al l dumps. Ever y pl ot t ed l ocat i on shal l coi nci de wi t h t he begi nni ng of t he r espect i ve dump. Each dump shal l be l abel ed wi t h t he cor r espondi ng Tr i p Number and shal l

SECTI ON 35 20 23 Page 12 be at a smal l but r eadabl e scal e. A sampl e Scat t er Pl ot Di agr am i s on t he web si t e i ndi cat ed i n par agr aph CONSTRUCTI ON FORMS AND DETAI LS bel ow.

( 3) Summar y Tabl e - A spr eadsheet whi ch cont ai ns al l of t he i nf or mat i on descr i bed i n subpar agr aph d. above shal l be pr epar ed and shal l cor r espond t o t he exact dump l ocat i ons r epr esent ed on t he Scat t er Pl ot Di agr am. A sampl e Summar y Tabl e spr eadsheet i s on t he web si t e i ndi cat ed i n par agr aph CONSTRUCTI ON FORMS AND DETAI LS bel ow.

f . Al l di gi t al ETS dat a shal l be f ur ni shed t o t he Cont r act i ng Of f i cer wi t hi n 24 hour s of col l ect i on ( see " ETS Dat a" of par agr aph SUBMI TTALS above) . The di gi t al pl ot f i l es shoul d be i n an easi l y r eadabl e f or mat such as Adobe Acr obat PDF f i l e, Mi cr ost at i on DGN f i l e, JPEG, BMP, TI FF, or s i mi l ar . The har d copy of t he ETS dat a and t r acki ng pl ot s shal l be bot h mai nt ai ned onboar d t he vessel and submi t t ed t o t he Cont r act i ng Of f i cer on a weekl y basi s.

3. 3. 8 Mi spl aced Mat er i al

Mat er i al s deposi t ed out s i de t he boundar i es of t he r el ease zone wi l l be c l assi f i ed as mi spl aced mat er i al and wi l l r esul t i n a suspensi on of dr edgi ng oper at i ons. Redr edgi ng of such mat er i al s wi l l be r equi r ed as a pr er equi s i t e t o t he r esumpt i on of dr edgi ng unl ess t he Cont r act i ng Of f i cer , at hi s di scr et i on, det er mi nes t hat r edr edgi ng of such mat er i al i s not pr act i cal . I f r edr edgi ng of such mat er i al i s not r equi r ed t hen t he quant i t y of such mi spl aced mat er i al shal l be deduct ed f r om t he Cont r act or ' s pay quant i t y. I f t he quant i t y f or each mi spl aced l oad t o be deduct ed cannot i ni t i al l y be agr eed t o by bot h t he Cont r act or and Cont r act i ng Of f i cer , t hen an aver age hopper / scow l oad quant i t y f or t he ent i r e cont r act wi l l be used i n t he det er mi nat i on. I n addi t i on, t he Cont r act or must not i f y t he Cont r act i ng Of f i cer and t he Envi r onment al Pr ot ect i on Agency wi t hi n 24 hour s of a mi spl aced dump or any ot her v i ol at i on of t he Si t e Moni t or i ng and Management Pl an f or t he Jacksonvi l l e ODMDS. Cor r ect i ve act i ons must be i mpl ement ed by t he next dump and t he Cont r act i ng Of f i cer must be i nf or med of act i ons t aken.

3. 4 REQUI RED DEPTH, ALLOWABLE OVERDEPTH, AND SI DE SLOPES

3. 4. 1 Requi r ed Dept h

The mat er i al act ual l y r emoved f r om t he desi gnat ed ar eas t o be dr edged, t o a dept h of not mor e t han t he r equi r ed dept h shown on t he dr awi ngs, wi l l be est i mat ed and pai d f or i n accor dance wi t h t he pr ovi s i ons cont ai ned i n t he subpar agr aphs " Excavat i on, Uncl assi f i ed" of Sect i on 01 22 00 MEASUREMENT

AND PAYMENT.

3. 4. 2 Al l owabl e Over dept h

To cover t he i naccur aci es of t he dr edgi ng pr ocess, mat er i al act ual l y r emoved f r om t he desi gnat ed ar eas t o be dr edged, t o a dept h bel ow t he r equi r ed dept h of not mor e t han t he al l owabl e over dept h shown on t he dr awi ngs, wi l l be measur ed and pai d f or i n accor dance wi t h t he pr ovi s i ons cont ai ned i n t he subpar agr aphs " Excavat i on, Uncl assi f i ed" of Sect i on

01 22 00 MEASUREMENT AND PAYMENT.

SECTI ON 35 20 23 Page 13

3. 4. 3 Si de Sl opes

Al t hough dr edgi ng of s i de s l ope mat er i al may be necessar y t o pr ovi de t he r equi r ed pr oj ect channel di mensi ons ( dept h and wi dt h) , t he s i de s l opes shown on t he dr awi ngs ar e pr ovi ded f or payment pur poses onl y. Si de s l opes may be f or med by box cut t i ng, st ep cut t i ng, or dr edgi ng al ong t he s i de s l ope. Mat er i al act ual l y r emoved, wi t hi n t he l i mi t s appr oved by t he Cont r act i ng Of f i cer , t o pr ovi de f or f i nal s i de s l opes not f l at t er t han t hat shown on t he cont r act dr awi ngs, but not i n excess of t he amount or i gi nal l y l y i ng above t hi s l i mi t i ng s i de s l ope, wi l l be measur ed and pai d f or i n accor dance wi t h t he pr ovi s i ons cont ai ned i n subpar agr aphs " Excavat i on, Uncl assi f i ed" of Sect i on 01 22 00 MEASUREMENT AND PAYMENT. Such amount wi l l be est i mat ed and pai d f or whet her dr edged i n or i gi nal posi t i on or by box cut dr edgi ng wher eby a space i s dr edged bel ow t he al l owabl e s i de s l ope pl ane on t he bot t om of t he s l ope f or upsl ope mat er i al capabl e of f al l i ng i nt o t he cut . End sl opes and t r ansi t i on s l opes wi l l not be est i mat ed or pai d f or under t hi s cont r act . I n such cases, a 0 hor i zont al on 1 ver t i cal wi l l be used wi t h no upsl ope al l owance pr ovi s i on appl i ed out s i de t he r equi r ed pr i sm.

3. 4. 4 Excessi ve Dr edgi ng

I t i s r ecogni zed t hat t he l i mi t s of dr edgi ng need t o ext end beyond t he pay pr i sm i n or der t o r emove mat er i al f r om wi t hi n t he pay pr i sm. Ther ef or e, t he l i mi t s of act i ve dr edgi ng may exceed t he l i mi t s of t he pay pr i sm i n ver t i cal di mensi on as wel l as hor i zont al di mensi on t o t he ext ent necessar y t o r emove mat er i al f r om t he pay pr i sm. I ndi r ect i mpact s ( s i desl ope sl oughi ng, et c) may ext end even beyond t he l i mi t s of act i ve dr edgi ng.

Never t hel ess, mat er i al t aken f r om beyond t he l i mi t s of t he pay pr i sm as descr i bed i n subpar agr aphs " Al l owabl e Over dept h" and " Si de Sl opes" above wi l l be deduct ed f r om t he t ot al amount dr edged as excessi ve over dept h dr edgi ng, or excessi ve s i desl ope dr edgi ng, f or whi ch payment wi l l not be made. Not hi ng her ei n shal l be const r ued t o pr event payment f or t he r emoval of shoal s per f or med i n accor dance wi t h t he appl i cabl e pr ovi s i ons of t he par agr aphs FI NAL EXAMI NATI ON AND ACCEPTANCE or SHOALI NG of t hi s Sect i on.

3. 4. 5 Ar eas t o be Dr edged

Based on i nf or mat i on cur r ent l y avai l abl e t o t he Gover nment , ar eas known t o r equi r e dr edgi ng ar e depi ct ed on t he dr awi ngs as shaded ar eas. The act ual ar eas t o be dr edged may var y f r om t he shaded ar eas shown i n t he dr awi ngs.

I n or der t o pr ovi de t he r equi r ed pr oj ect di mensi ons wi t hi n and t hr oughout t he pr oj ect l i mi t s shown on t he dr awi ngs, t he Cont r act or shal l r emove mat er i al l ocat ed wi t hi n t he pr oj ect l i mi t s as di r ect ed by t he Cont r act i ng Of f i cer , r egar dl ess of whet her t he mat er i al i s l ocat ed i n a shaded ar ea or not . Payment f or al l dr edged mat er i al dr edged f r om a shaded ar ea wi l l be made at t he appl i cabl e cont r act uni t pr i ce. Payment f or al l mat er i al dr edged f r om a non- shaded ar ea may be made at t he appl i cabl e cont r act uni t pr i ce; however , t he Cont r act or may r equest an adj ust ment t o t he cont r act uni t pr i ce i n accor dance wi t h DFAR Cl ause 252. 243- 7002 REQUESTS FOR EQUI TABLE ADJUSTMENT and/ or FAR Cl ause 52. 243- 4 CHANGES of Sect i on 00700 CONTRACT CLAUSES i n Vol ume 1.

3. 5 SURVEYS

3. 5. 1 General

The Cont r act i ng Of f i cer shal l be not i f i ed, i n wr i t i ng, 10 days i n advance of t he need f or pr e- dr edgi ng and af t er - dr edgi ng sur veys. Sur veys wi l l be

SECTI ON 35 20 23 Page 14 per f or med i n accor dance wi t h t he par agr aph QUANTI TY SURVEYS of Sect i on 00700 CONTRACT CLAUSES i n Vol ume 1; par agr aph LAYOUT OF WORK of Sect i on 01 11 00 SUMMARY OF WORK; Sect i on 01 45 05 DREDGI NG/ BEACH FI LL PLACEMENT - CONTRACTOR QUALI TY CONTROL; EM 1110- 1- 1000, EM 1110- 1- 1002, EM 1110- 1- 1003, EM 1110- 1- 1005, EM 1110- 1- 2909, and EM 1110- 2- 1003; FBPSM; and, TSS. A copy of t he EM' s can be downl oaded f r om t he f ol l owi ng web si t e:

ht t p: / / www. publ i cat i ons. usace. ar my. mi l / USACEPubl i cat i ons/ Engi neer Manual s. aspx.

A copy of t he TSS can be downl oaded f r om t he f ol l owi ng web si t e:

https://cadbimcenter.erdc.dren.mil/default.aspx?p=a&t=1&i=2.

3. 5. 2 Cont r act or Repr esent at i ve

The Cont r act or or hi s aut hor i zed r epr esent at i ve wi l l be not i f i ed when soundi ngs and/ or sweepi ngs ar e t o be made, and wi l l be of f er ed t he oppor t uni t y t o be on boar d t he Gover nment sur vey vessel , but may decl i ne t he of f er . Al l i n- pl ace measur ement sur veys and f i nal accept ance sweep sur veys wi l l be per f or med by t he Gover nment . The Cont r act or ' s r epr esent at i ve shal l be f ul l y knowl edgeabl e i n of f shor e const r uct i on subsur f ace sur veyi ng pr ocedur es, t echni ques, equi pment , and hor i zont al and ver t i cal cal i br at i on met hods, and st at e- of - t he- ar t hor i zont al and ver t i cal accur acy l i mi t at i ons. The Cont r act or ' s r epr esent at i ve may obser ve and r evi ew, i n pr ogr ess, t he adequacy and accur acy of t he sur vey f or i n- pl ace payment pur poses, and f or t he pot ent i al exi st ence of col l usi on, f r aud, or obvi ous er r or i n t he dat a.

3. 5. 3 Ti de Dat a

3. 5. 3. 1 Real Ti me Ki nemat i c ( RTK) GPS

The Gover nment wi l l ut i l i ze RTK GPS f or det er mi ni ng Real Ti me wat er l evel s ( t i de cor r ect i ons) f or measur ement and payment pur poses. The Cont r act or i s r esponsi bl e f or pr ovi di ng al l appl i cabl e RTK equi pment f or sur veyi ng and dr edgi ng oper at i ons.

3. 5. 3. 2 Ki nemat i c Ti dal Dat um

A f i l e l i s t i ng t he separ at i ons bet ween NAVD 88 and t he Char t Dat um ( Mean Lower Low Wat er ) wi l l be pr ovi ded t o t he Cont r act or f or ent r y i nt o t he hydr ogr aphi c sur vey sof t war e. The Ki nemat i c Ti dal Dat um f i l e shal l be obt ai ned f r om t he Const r uct i on Repr esent at i ve pr i or t o commenci ng sur veyi ng and dr edgi ng oper at i ons.

3. 6 INSPECTION

3. 6. 1 Qual i t y Assur ance Repr esent at i ve ( QAR)

The QAR shal l be not i f i ed pr i or t o t he est abl i shment of hor i zont al cont r ol wor k ( basel i ne l ayout , r anges, st at i on f l ags, shor e- based cont r ol f or EPS/ RPS, et c. ) and ver t i cal cont r ol wor k ( t i de st af f ( s) , upl and cr oss sect i ons, const r uct i on el evat i ons t op/ i nver t , maxi mum/ mi ni mum el evat i ons of dr edged mat er i al s wi t hi n di sposal ar ea( s) , et c. ) , but t he pr esence or absence of t he QAR shal l not r el i eve t he Cont r act or of hi s r esponsi bi l i t y f or pr oper execut i on of t he wor k i n accor dance wi t h t he speci f i cat i ons.

The Cont r act or wi l l be r equi r ed:

a. To f ur ni sh, on t he r equest of t he Cont r act i ng Of f i cer or any QAR, t he use of such boat s, boat men, l abor er s, and mat er i al f or mi ng a par t of t he or di nar y and usual equi pment and cr ew of t he dr edgi ng pl ant as may be r easonabl y necessar y i n i nspect…