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This solicitation is for a maintenance hopper dredging contract for the Brazos Island Harbor, Texas, Brownsville Ship Channel, Jetty and Entrance Channels, in Cameron County, Texas. The solicitation requires dredging of Sections 1 and 2 from station -13+000 to station 0+000, estimated at 359,000 cubic yards. It provides options for additional sea turtle trawling and relocation services. The Department of the Army Corps of Engineers Engineering District Galveston is the contracting agency. The bid opening is scheduled for March 9, 2021 at 2:00 PM CST. The contract includes specifications for dredging and disposal methods, environmental protection plans, surveys, and compliance with regulations for navigation safety and endangered species.

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W45VAK01081971

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

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

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

Unrestricted Procurement for Brazos Island Harbor, Texas, Jetty and Entrance Channel in Cameron County, Texas, Hopper Dredging, in which Bid Opening is scheduled for 04 Mar 2021 at 2:00 PM (CST) is hereby amended as follows:

Bid Opening is Hereby rescheduled for 09 March 2021 at 2:00 PM (CST)

Continue on Page 2

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 52

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

16C. DATE SIGNED

BY

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer)(Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street , County, State and Zip Code) X W912HY20B0036

X 9B. DATED (SEE ITEM 11)

20-Aug-2020

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, is not extended.

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

(a) By completing Items 8 and 15, and returning copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which 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. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or 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 CONTRACTS/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.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO.

5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE:

03 Mar 2021

CODE

CONTRACTING DIVISION

US ARMY CORPS OF ENGINEERS

2000 FT. POINT RD.

GALVESTON TX 77550

W912HY 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

X

W912HY20B0036

A0009-2

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

1. THE SPECIFICATIONS FOR SOLICITATION NO. W912HY20B0036, BRAZOS ISLAND

HARBOR, TEXAS, JETTY AND ENTRANCE CHANNEL IN CAMERON COUNTY, TEXAS,

PROJECT MANUAL FOR HOPPER DREDGING ARE HEREBY AMENDED AS

FOLLOWS:

*THE BID DUE DATE IS HEREBY RESCHEDULED FOR 09 March 2021 AT 2:00 P.M. LOCAL

TIME.

a) Specifications.

(1) SECTION 00 11 00.00 45, BID SCHEDULE – The enclosed SECTION 00 11 00.00 45 entitled BID SCHEDULE supersedes that issued with this Solicitation.

(2) SECTION 00 73 00.01 45, SPECIAL CONTRACT REQUIREMENTS, STANDARD – The enclosed SECTION 00 73 00.01 45 entitled SPECIAL CONTRACT REQUIREMENTS, STANDARD supersedes that issued with this Solicitation.

(3) SECTION 00 73 46, WAGE RATES – The enclosed SECTION 00 73 46, entitled WAGE

RATES, supersedes that issued with this Solicitation.

(4) SECTION 01 22 00.10, MEASUREMENT AND PAYMENT – The enclosed SECTION 01 22

00.10, entitled MEASUREMENT AND PAYMENT supersedes that issued with this Solicitation.

(5) SECTION 35 20 23.12 45, HOPPER DREDGING – The enclosed SECTION 35 20 23.12 45 entitled HOPPER DREDGING supersedes that issued with this Solicitation.

2. This amendment shall be attached to and become a part of the solicitation.

05 Encls:

1. SECTION 00 11 00.00 45, BID SCHEDULE

2. SECTION 00 73 00.01 45, SPECIAL CONTRACT REQUIREMENTS, STANDARD

3. SECTION 00 73 46, WAGE RATES

4. SECTION 01 22 00.10, MEASUREMENT AND PAYMENT

5. SECTION 35 20 23.12 45, HOPPER DREDGING

SWG FILE No.: RIO 901-267 SOLICITATION No.: W912HY20B0036

SECTION TABLE OF CONTENTS

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

SECTION 00 11 00.00 45

BID SCHEDULE AMENDMENT 0009

PART 1 GENERAL

1.1 BID SCHEDULE

1.1.1 Schedule No. 1 AM#2, AM#5, AM#6

1.1.2 Option No. 1

1.1.3 Option No. 2

1.1.4 Option No. 3

1.1.5 Option No. 4

1.1.6 Option No. 5 AM#2, AM#5, AM#6, AM#9

1.2 EVALUATION OF OPTIONS (July 1990) (FAR 52.217-5)

-- End of Section Table of Contents --

DOCUMENT 00 11 00.00 45 Page 1

TO ACCOMPANY AMENDMENT NO. 0009 OF SOLICITATION: W912HY20B0036

SECTION 00 11 00.00 45

BID SCHEDULE

AMENDMENT 0009

PART 1 GENERAL

1.1 BID SCHEDULE

(TO BE ATTACHED TO STANDARD FORM 1442)

1.1.1 Schedule No. 1 AM#2, AM#5, AM#6

Item No. Description Estimated Quantity

Unit Unit Price Estimated Amount

SCHEDULE NO. 1

0001 Mobilization and Demobilization 1 JOB SUM $___________

0002 Turtle Deflector Device and Endangered Species Observers

1 JOB SUM $___________

0003 Dredging Entrance and Jetty Channel Sections 1 and 2 (STA. -13+000 to

STA. 0+000)

359,000 C.Y. $_________ $___________

0004 Mobilization and Demobilization - Sea Turtle Trawling and Relocation

1 JOB SUM $___________

0005 Sea Turtle Trawling and Relocation

15 DAY $_________ $___________

TOTAL SCHEDULE NO. 1 $___________

NOTE: Completion time stated in SECTION 00 73 00.01 45 SPECIAL CONTRACT REQUIREMENTS, STANDARD is for Schedule No. 1 work.

DOCUMENT 00 11 00.00 45 Page 3

BID SCHEDULE (CONT'D)

(TO BE ATTACHED TO STANDARD FORM 1442)

1.1.2 Option No. 1

Item No.

Description Estimated Quantity

Unit Unit Price Estimated Amount

OPTION NO. 1

0006 Sea Turtle Trawling and Relocation

15 DAY

TOTAL OPTION NO. 1 $___________

TOTAL SCHEDULE NO. 1 AND OPTION NO. 1 $___________

NOTE FOR OPTI ON NO. 1: The Gover nment may exer ci se t hi s Opt i on by wr i t t en not i ce t o t he Cont r act or pr i or t o compl et i on of al l aut hor i zed wor k.

Awar d of t hi s Opt i on i s cont i ngent upon avai l abi l i t y of f unds. No addi t i onal t i me wi l l be added t o t hi s Cont r act f or compl et i on of t hi s Option.

DOCUMENT 00 11 00.00 45 Page 4

(TO BE ATTACHED TO STANDARD FORM 1442)

1.1.3 Option No. 2

Item No. Description Estimated Quantity

Unit Unit Price Estimated Amount

OPTION NO. 2

0007 Sea Turtle Trawling and Relocation 15 DAY

TOTAL OPTION NO. 2 $___________

TOTAL SCHEDULE NO. 1 AND OPTIONS NOS. 1 AND 2 $___________

NOTE FOR OPTI ON NO. 2: The Gover nment may exer ci se t hi s Opt i on by wr i t t en not i ce t o t he Cont r act or pr i or t o compl et i on of Opt i on No. 1. Awar d of t hi s Opt i on i s cont i ngent upon avai l abi l i t y of f unds. No addi t i onal t i me wi l l be added t o t hi s Cont r act f or compl et i on of t hi s Opt i on.

DOCUMENT 00 11 00.00 45 Page 5

(TO BE ATTACHED TO STANDARD FORM 1442)

1.1.4 Option No. 3

Item No.

Description Estimated Quantity

Unit Unit Price Estimated Amount

OPTION NO. 3

Sea Turtle Trawling and Relocation

15 DAY

TOTAL OPTION NO. 3 $___________

TOTAL SCHEDULE NO. 1 AND OPTIONS NOS. 1, 2, AND 3 $___________

NOTE FOR OPTI ON NO. 3: The Gover nment may exer ci se t hi s Opt i on by wr i t t en not i ce t o t he Cont r act or pr i or t o compl et i on of Opt i on No. 2. Awar d of t hi s Opt i on i s cont i ngent upon avai l abi l i t y of f unds. No addi t i onal t i me wi l l be added t o t hi s Cont r act f or compl et i on of t hi s Opt i on.

DOCUMENT 00 11 00.00 45 Page 6

(TO BE ATTACHED TO STANDARD FORM 1442)

1.1.5 Option No. 4

Item No.

Description Estimated Quantity

Unit Unit Price Estimated Amount

OPTION NO. 4

Sea Turtle Trawling and Relocation

15 DAY $_________ $___________

TOTAL OPTION NO. 4 $___________

TOTAL SCHEDULE NO. 1 AND OPTIONS NOS. 1, 2, 3, AND 4 $___________

NOTE FOR OPTI ON NO. 4: The Gover nment may exer ci se t hi s Opt i on by wr i t t en not i ce t o t he Cont r act or pr i or t o compl et i on of Opt i on No. 3. Awar d of t hi s Opt i on i s cont i ngent upon avai l abi l i t y of f unds. No addi t i onal t i me wi l l be added t o t hi s Cont r act f or compl et i on of t hi s Opt i on.

DOCUMENT 00 11 00.00 45 Page 7

(TO BE ATTACHED TO STANDARD FORM 1442)

1.1.6 Option No. 5 AM#2, AM#5, AM#6, AM#9

Item No.

Description Estimated Quantity

Unit Unit Price Estimated Amount

OPTION NO. 5

Placement of Dredged Material at DMPA No. 1

89,750 C.Y. $_________ $___________

0011 Placement of Dredged Material at DMPA No. 5

269,250 C.Y. $_________ $___________

0012 Endanger ed Speci es Moni t or i ng - Beach Pl acement Sout h Padr e I s l and

JOB SUM $___________ $___________

TOTAL OPTION NO. 5 $___________

TOTAL SCHEDULE NO. 1 AND OPTIONS NOS. 1, 2, 3, 4, AND 5 $___________

NOTE FOR OPTI ON NO. 5: Bi d I t em No. 0010 and No. 0011 shal l r ef l ect onl y t he di f f er ence i n cost wi t h r espect t o Bi d I t em No. 0003 t o pl ace mat er i al r emoved f r om Sect i on Nos. 1 and 2 at DMPA No. 1 and DMPA No. 5 di schar ge cor r i dor s by hopper pump out i n l i eu of pl acement at Near shor e Ber m BU Si t e 2A & 2B. Awar d of t hi s Opt i on i s cont i ngent upon avai l abi l i t y of f unds. The Gover nment may exer ci se Opt i on No. 5 pr i or t o i ssui ng Not i ce To Pr oceed. An addi t i onal t i me of 1428 cal endar days wi l l be added t o t hi s cont r act i f t hi s Opt i on i s exer ci sed.

DOCUMENT 00 11 00.00 45 Page 8

(TO BE ATTACHED TO STANDARD FORM 1442)

1.2 EVALUATION OF OPTIONS (July 1990) (FAR 52.217-5)

Except when it is determined in accordance with FAR 17.206(b) not to be in the Government's best interests, the Government will evaluate offers for award purposes by adding the total price for all options to the total price for the basic requirement. Evaluation of options will not obligate the Government to exercise the option(s).

-- End of Document --

DOCUMENT 00 11 00.00 45 Page 9

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

DOCUMENT 00 73 00.01 45

SPECIAL CONTRACT REQUIREMENTS, STANDARD AMENDMENT 0009

PART 1 GENERAL

1.1 COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK (APR 1984) (FAR

52.211-10) AM#2, AM#5, AM#9

1.2 LIQUIDATED DAMAGES - CONSTRUCTION (SEPT 2000) (FAR 52.211-12)

1.3 PHYSICAL DATA (APR 1984) (FAR 52.236-4)

1.4 EQUIPMENT OWNERSHIP AND OPERATING EXPENSE SCHEDULE(MAR 1995)

1.5 (SCR-S-102) CONTRACTOR SUPPLY AND USE OF ELECTRONIC SOFTWARE FOR

PROCESSING DAVIS-BACON ACT CERTIFIED LABOR PAYROLLS (April 2011)

1.6 PERFORMANCE OF WORK BY THE CONTRACTOR (APR 1984) (52.236-1)

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used)

-- End of Section Table of Contents --

DOCUMENT 00 73 00.01 45 Page 1

DOCUMENT 00 73 00.01 45

SPECIAL CONTRACT REQUIREMENTS, STANDARD

AMENDMENT 0009

PART 1 GENERAL

1.1 COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK (APR 1984) (FAR

52.211-10) AM#2, AM#5, AM#9

The Contractor shall be required to:

(a) Commence work under this contract within 10 calendar days after the date the Contractor receives the Notice to Proceed;

(b) Prosecute the work diligently, and

(c) Complete the entire work ready for use not later than 44( AM#5) 33 (AM#9) 47 calendar days after the date the Contractor receives the Notice to Proceed. The time stated for completion shall include final cleanup of the premises.

1.2 LIQUIDATED DAMAGES - CONSTRUCTION (SEPT 2000) (FAR 52.211-12)

(a) If the Contractor fails to complete the work within the time specified in the contract, the Contractor shall pay liquidated damages to the Government in the amount of $3,272.00 for each calendar day of delay until the work is completed or accepted.

(b) If the Government terminates the Contractor's right to proceed, liquidated damages will continue to accrue until the work is completed. These liquidated damages are in addition to excess costs of repurchase under the Termination clause.

1.3 PHYSICAL DATA (APR 1984) (FAR 52.236-4)

Data and information furnished or referred to below is for the Contractor's information. The Government shall not be responsible for any interpretation of or conclusion drawn from the data or information by the Contractor.

(a) The indications of physical conditions on the drawings and in the specifications are the result of site investigations by hydrographic surveys.

(b) Weather Conditions. Adverse weather may be experienced frequently during the winter months around the BIH Jetties. Under ordinary conditions, the mean tidal range is about 1.25 feet. The height of tide is largely dependent on the force, direction, and duration of the wind. Strong northerly winds may depress the water surface as much as, and in some instances more than 1.0 foot below Mean Lower Low Water (MLLW), while southerly winds may raise the water surface as much as, and in some instances more than 2.0 feet above

MLLW.

(c) Transportation Facilities. The immediate vicinity is served by

DOCUMENT 00 73 00.01 45 Page 3 railroad, highway, and deep and shallow draft channels. The Brownsville Ship Channel is accessible by water via the Gulf Intracoastal Waterway and the Gulf of Mexico. The Port of Brownsville and Port Isabel have public port facilities and are served by all-weather highways. The Port of Brownsville is also served by the Missouri-Pacific Railroad and Southern Pacific Railroad Lines.

Dredging and attendant plant may be brought to the work site via the Gulf Intracoastal Waterway.

(d) Other Information. Channel traffic consists of deep draft ships, small boats of various sizes, fishing vessels, ferries, tugs, tows consisting of a tug and one or more barges. Traffic will interfere with dredging operations to some extent.

The general shape of the existing section of channel to be dredged is shown by cross sections on the Contract drawings.

1.4 EQUIPMENT OWNERSHIP AND OPERATING EXPENSE SCHEDULE(MAR 1995)

(a) This special contract requirement does not apply to terminations.

See 52.249-5000, Basis for Settlement of Proposals, and FAR Part 49.

(b) Allowable cost for construction and marine plant and equipment in sound workable condition owned or controlled and furnished by a contractor or subcontractor at any tier shall be based on actual cost data for each piece of equipment or groups of similar serial and series for which the Government can determine both ownership and operating costs from the con-tractor's accounting records. When both ownership and operating costs cannot be determined for any piece of equipment or groups of similar serial or series equipment from the contractor's accounting records, costs for that equipment shall be based upon the applicable provisions of EP 1110-1-8, Construction Equipment Ownership and Operating Expense Schedule, Region VI. Working conditions shall be considered to be average for determining equipment rates using the schedule unless specified otherwise by the contracting officer. For equipment not included in the schedule, rates for comparable pieces of equipment may be used or a rate may be developed using the formula provided in the schedule. For forward pricing, the schedule in effect at the time of negotiations shall apply. For retroactive pricing, the schedule in effect at the time the work was performed shall apply.

(c) Equipment rental costs are allowable, subject to the provisions of FAR 31.105(d)(ii) and FAR 31.205-36, Rental Costs. Rates for equipment rented from an organization under common control, lease-purchase arrangements, and sale-leaseback arrangements, will be determined using the schedule, except that actual rates will be used for equipment leased from an organization under common control that has an established practice of leasing the same or similar equipment to unaffiliated lessees.

(d) When actual equipment costs are proposed and the total amount of the pricing action exceeds the SAT, the contracting officer shall request the contractor to submit either certified cost or pricing data, or partial/limited data, as appropriate. The data shall be submitted on Standard Form 1411, Contract Pricing Proposal Cover Sheet.

NOTE: A copy of EP 1110-1-8, "CONSTRUCTION EQUIPMENT OWNERSHIP AND OPERATING EXPENSE SCHEDULE," is available at the following website:

DOCUMENT 00 73 00.01 45 Page 4 http://www.publications.usace.army.mil/USACEPublications/EngineerPamphlets.aspx.

1.5 (SCR-S-102) CONTRACTOR SUPPLY AND USE OF ELECTRONIC SOFTWARE FOR

PROCESSING DAVIS-BACON ACT CERTIFIED LABOR PAYROLLS (April 2011)

The contractor is encouraged to use a commercially-available electronic system to process and submit certified payrolls electronically to the Government. The requirements for preparing, processing and providing certified labor payrolls are established by the Davis-Bacon Act as stated in FAR 52.222-8, PAYROLLS AND BASIC RECORDS and FAR 52.222-13, COMPLIANCE

WITH DAVIS-BACON AND RELATED ACT REGULATIONS.

If the contractor elects to use an electronic Davis-Bacon payroll processing system, then the Contractor shall be responsible for obtaining and providing for all access, licenses, and other services required to provide for receipt, processing, certifying, electronically transmitting to the Government, and storing weekly payrolls and other data required for the contractor to comply with Davis-Bacon and related Act regulations.

When the contractor uses an electronic Davis-Bacon payroll system, the electronic payroll service shall be used by the contractor to prepare, process, and maintain the relevant payrolls and basic records during all work under this construction contract and the electronic payroll service shall be capable of preserving these payrolls and related basic records for the required 3 years after contract completion. If the contractor chooses to use an electronic Davis-Bacon payroll system, then the Contractor shall obtain and provide electronic system access to the Government, as required to comply with the Davis-Bacon and related Act regulations over the duration of this construction contract. The access shall include electronic review access by the Government contract administration office to the electronic payroll processing system used by the contractor.

The contractor's provision and use of an electronic payroll processing system shall meet the following basic functional criteria: commercially available; compliant with appropriate Davis Bacon Act payroll provisions in the FAR; able to accommodate the required numbers of employees and subcontractors planned to be employed under the contract; capable of producing an Excel spreadsheet-compatible electronic output of weekly payroll records (format at http://rms.usace.army.mil/ ) for export in an Excel spreadsheet to be imported into the contractor's Quality Control System (QCS) version of Resident Management System (RMS), that in turn shall export payroll data to the Government's Resident Management System (RMS); demonstrated security of data and data entry rights; ability to produce contractor-certified electronic versions of weekly payroll data;

ability to identify erroneous entries and track the data/time of all versions of the certified Davis Bacon payrolls submitted to the government over the life of the contract; capable of generating a durable record copy, that is, a CD or DVD and PDF file record of data from the system database at end of the contract closeout. This durable record copy of data from the electronic Davis-Bacon payroll processing system shall be provided to the Government during contract closeout.

All contractor-incurred costs related to the contractor's provision and use of an electronic payroll processing service shall be included in the contractor's price for the overall work under the contract. The costs for Davis-Bacon Act compliance using electronic payroll processing services shall not be a separately bid/proposed or reimbursed item under this contract.

DOCUMENT 00 73 00.01 45 Page 5

1.6 PERFORMANCE OF WORK BY THE CONTRACTOR (APR 1984) (52.236-1)

The Contractor shall perform on the site, and with its own organization, work equivalent to at least 65% percent of the total amount of work to be performed under the contract. This percentage may be reduced by a supplemental agreement to this contract if, during performing the work, the Contractor requests a reduction and the Contracting Officer determines that the reduction would be to the advantage of the Government.

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used)

-- End of Document --

DOCUMENT 00 73 00.01 45 Page 6

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

DOCUMENT 00 73 46

WAGE RATES-Amendment No.0009

DOCUMENT 00 73 46 Page 1

"General Decision Number: TX20210051 01/01/2021

Superseded General Decision Number: TX20200051

State: Texas

Construction Type: Heavy Dredging

Counties: Texas Statewide.

DREDGING PROJECTS ALONG THE TEXAS GULF COAST AREA INCLUDING ALL

PUBLIC CHANNELS, HARBORS, RIVERS, TRIBUTARIES AND THE GULF

INTRACOASTAL WATERWAYS

Note: Under Executive Order (EO) 13658, an hourly minimum wage of $10.95 for calendar year 2021 applies to all contracts subject to the Davis-Bacon Act for which the contract is awarded (and any solicitation was issued) on or after January 1, 2015.

If this contract is covered by the EO, the contractor must pay all workers in any classification listed on this wage determination at least $10.95 per hour (or the applicable wage rate listed on this wage determination, if it is higher) for all hours spent performing on the contract in calendar year 2021. If this contract is covered by the EO and a classification considered necessary for performance of work on the contract does not appear on this wage determination, the contractor must pay workers in that classification at least the wage rate determined through the conformance process set forth in 29 CFR 5.5(a)(1)(ii) (or the EO minimum wage rate, if it is higher than the conformed wage rate). The EO minimum wage rate will be adjusted annually. Please note that this EO applies to the above-mentioned types of contracts entered into by the federal government that are subject to the Davis-Bacon Act itself, but it does not apply to contracts subject only to the Davis-Bacon Related Acts, including those set forth at 29 CFR 5.1(a)(2)-(60). Additional information on contractor requirements and worker protections under the EO is available at www.dol.gov/whd/govcontracts.

Modification Number Publication Date 0 01/01/2021

* SUTX1994-001 01/18/1994

Rates Fringes

Derrick Operator.................$ 7.25

Dozer Operator...................$ 7.25

Dredge 16"" and Over

DECKHAND....................$ 7.25

DREDGE TENDER OPERATOR......$ 7.25

FIREMAN.....................$ 7.25

FIRST ASSISTANT ENGINEER....$ 7.25

LEVERMAN....................$ 7.25

OILER.......................$ 7.25

SECOND ASSISTANT ENGINEER...$ 7.25

SHOREMAN....................$ 7.25

THIRD ASSISTANT ENGINEER....$ 7.25

TRUCK DRIVER................$ 7.25

WELDER......................$ 7.25

Dredge Under 16""

DECKHAND....................$ 7.25

DREDGE TENDER OPERATOR......$ 7.25

LEVERMAN....................$ 7.25

OILER.......................$ 7.25

WELDER......................$ 7.25

Hydraulic Dredging

FIRST COOK..................$ 7.25

HANDYMAN....................$ 7.25

JANITOR - CABIN PERSON......$ 7.25

MESS PERSON.................$ 7.25

SECOND COOK.................$ 7.25

Marsh Buggy Dragline

OILER.......................$ 7.25

OPERATOR....................$ 7.25

WELDERS - Receive rate prescribed for craft performing operation to which welding is incidental.

Note: Executive Order (EO) 13706, Establishing Paid Sick Leave for Federal Contractors applies to all contracts subject to the Davis-Bacon Act for which the contract is awarded (and any solicitation was issued) on or after January 1, 2017. If this contract is covered by the EO, the contractor must provide employees with 1 hour of paid sick leave for every 30 hours they work, up to 56 hours of paid sick leave each year.

Employees must be permitted to use paid sick leave for their own illness, injury or other health-related needs, including preventive care; to assist a family member (or person who is like family to the employee) who is ill, injured, or has other health-related needs, including preventive care; or for reasons resulting from, or to assist a family member (or person who is like family to the employee) who is a victim of, domestic violence, sexual assault, or stalking. Additional information on contractor requirements and worker protections under the EO is available at www.dol.gov/whd/govcontracts.

Unlisted classifications needed for work not included within the scope of the classifications listed may be added after award only as provided in the labor standards contract clauses (29CFR 5.5 (a) (1) (ii)).

The body of each wage determination lists the classification and wage rates that have been found to be prevailing for the cited type(s) of construction in the area covered by the wage determination. The classifications are listed in alphabetical order of ""identifiers"" that indicate whether the particular rate is a union rate (current union negotiated rate for local), a survey rate (weighted average rate) or a union average rate (weighted union average rate).

Union Rate Identifiers

A four letter classification abbreviation identifier enclosed in dotted lines beginning with characters other than ""SU"" or ""UAVG"" denotes that the union classification and rate were prevailing for that classification in the survey. Example:

PLUM0198-005 07/01/2014. PLUM is an abbreviation identifier of the union which prevailed in the survey for this classification, which in this example would be Plumbers. 0198 indicates the local union number or district council number where applicable, i.e., Plumbers Local 0198. The next number, 005 in the example, is an internal number used in processing the wage determination. 07/01/2014 is the effective date of the most current negotiated rate, which in this example is July 1, 2014.

Union prevailing wage rates are updated to reflect all rate changes in the collective bargaining agreement (CBA) governing this classification and rate.

Survey Rate Identifiers

Classifications listed under the ""SU"" identifier indicate that no one rate prevailed for this classification in the survey and the published rate is derived by computing a weighted average rate based on all the rates reported in the survey for that classification. As this weighted average rate includes all rates reported in the survey, it may include both union and non-union rates. Example: SULA2012-007 5/13/2014. SU indicates the rates are survey rates based on a weighted average calculation of rates and are not majority rates. LA indicates the State of Louisiana. 2012 is the year of survey on which these classifications and rates are based. The next number, 007 in the example, is an internal number used in producing the wage determination. 5/13/2014 indicates the survey completion date for the classifications and rates under that identifier.

Survey wage rates are not updated and remain in effect until a new survey is conducted.

Union Average Rate Identifiers

Classification(s) listed under the UAVG identifier indicate that no single majority rate prevailed for those classifications; however, 100% of the data reported for the classifications was union data. EXAMPLE: UAVG-OH-0010 08/29/2014. UAVG indicates that the rate is a weighted union average rate. OH indicates the state. The next number, 0010 in the example, is an internal number used in producing the wage determination. 08/29/2014 indicates the survey completion date for the classifications and rates under that identifier.

A UAVG rate will be updated once a year, usually in January of each year, to reflect a weighted average of the current negotiated/CBA rate of the union locals from which the rate is based.

WAGE DETERMINATION APPEALS PROCESS

1.) Has there been an initial decision in the matter? This can be:

* an existing published wage determination

* a survey underlying a wage determination

* a Wage and Hour Division letter setting forth a position on a wage determination matter

* a conformance (additional classification and rate) ruling

On survey related matters, initial contact, including requests for summaries of surveys, should be with the Wage and Hour Regional Office for the area in which the survey was conducted because those Regional Offices have responsibility for the Davis-Bacon survey program. If the response from this initial contact is not satisfactory, then the process described in 2.)

and 3.) should be followed.

With regard to any other matter not yet ripe for the formal process described here, initial contact should be with the Branch of Construction Wage Determinations. Write to:

Branch of Construction Wage Determinations Wage and Hour Division U.S. Department of Labor 200 Constitution Avenue, N.W.

Washington, DC 20210

2.) If the answer to the question in 1.) is yes, then an interested party (those affected by the action) can request review and reconsideration from the Wage and Hour Administrator (See 29 CFR Part 1.8 and 29 CFR Part 7). Write to:

Wage and Hour Administrator U.S. Department of Labor 200 Constitution Avenue, N.W.

Washington, DC 20210

The request should be accompanied by a full statement of the interested party's position and by any information (wage payment data, project description, area practice material, etc.) that the requestor considers relevant to the issue.

3.) If the decision of the Administrator is not favorable, an interested party may appeal directly to the Administrative Review Board (formerly the Wage Appeals Board). Write to:

Administrative Review Board U.S. Department of Labor 200 Constitution Avenue, N.W.

Washington, DC 20210

4.) All decisions by the Administrative Review Board are final.

END OF GENERAL DECISION

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 22 00.10

MEASUREMENT AND PAYMENT AMENDMENT NO. 0009

PART 1 GENERAL

1.1 SUBMITTALS

1.2 LUMP SUM (JOB) PAYMENT ITEMS

1.2.1 Mobilization and Demobilization AM#9

1.2.1.1 Payment AM#9

1.2.1.2 Unit of Measure

1.2.2 Mobilization and Demobilization - Sea Turtle Trawling and

Relocation

1.2.2.1 Payment

1.2.2.2 Unit of Measure

1.2.3 Turtle Deflector Device and Endangered Species Observers

1.2.3.1 Payment

1.2.3.2 Unit of Measure

1.2.4 Endangered Species Monitoring -- Beach Placement South Padre

Island AM#6

1.2.4.1 Payment AM#6

1.2.4.2 Unit of Measure AM#6

1.3 UNIT PRICE PAYMENT ITEMS

1.3.1 Dredging

1.3.1.1 Payment

1.3.1.2 Dredging Partial Payment

1.3.1.3 Measurement

1.3.1.4 Electronic Positioning

1.3.1.5 Government Surveys

1.3.1.6 Surveys During Progress of Work

1.3.1.7 Unit of Measurement

1.3.2 Sea Turtle Trawling and Relocation

1.3.2.1 Payment

1.3.2.2 Measurement

1.3.2.3 Unit of Measure

1.3.3 Beach Placement DMPA No. 1 and DMPA No. 5

1.3.3.1 Payment

1.3.3.2 Measurement

1.3.3.3 Unit of Measure

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used)

-- End of Section Table of Contents --

SECTION 01 22 00.10 Page 1

SECTION 01 22 00.10

MEASUREMENT AND PAYMENT

AMENDMENT NO. 0009

PART 1 GENERAL

1.1 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with SECTION 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Surveys ; G

Submit drawings or cross sections of surveys for each section of completed work or current progress by soundings or sweepings.

1.2 LUMP SUM (JOB) PAYMENT ITEMS

Payment items for the work of this Contract for which Contract lump sum payments will be made are listed in the BID SCHEDULE and specified below.

All costs for items of work, which are not specifically mentioned to be included in a particular lump sum or unit price payment item, are included in the listed lump sum item most closely associated with the work involved. The lump sum price and payment made for each item listed constitutes full compensation for furnishing plant, labor, materials, and equipment, and performing any associated Contractor Quality Control, administrative requirements, environmental protection, meeting safety requirements, tests and reports, and for performing all work required for which separate payment is not otherwise provided.

1.2.1 Mobilization and Demobilization AM#9

1.2.1.1 Payment AM#9

The Contract price for "Mobilization and Demobilization" i n Schedul e No. 1 will include the costs in connection with mobilization and demobilization of the plant necessary to perform work under the various bid items. The Contract price shall include transportation and other costs incidental to delivery of the plant and other equipment to the general work area in condition ready for operation and, after the completion of the work, for removal of the plant and equipment from the work site(s). Payment for mobilization and demobilization will be pursuant to the conditions as defined in the DOCUMENT 00 72 00 CONTRACT CLAUSES.The final payment will consist of at least $100,000 or 1% of the total contract award amount, to

SECTION 01 22 00.10 Page 3 include any modifications that may have added to the contract amount, which ever value is greater and will be paid upon fulfillment of all contract requirements to include close out activities.

1.2.1.2 Unit of Measure

Unit of measure: Job.

1.2.2 Mobilization and Demobilization - Sea Turtle Trawling and Relocation

1.2.2.1 Payment

The Contract price for "Mobilization and Demobilization - Sea Turtle Trawling and Relocation" in Schedule No. 1 will include the cost in connection with mobilization and demobilization of one Trawler. Payment for mobilization and demobilization will be made pursuant to the conditions of the DOCUMENT 00 72 00 CONTRACT CLAUSES.

1.2.2.2 Unit of Measure

Unit of measure: Job.

1.2.3 Turtle Deflector Device and Endangered Species Observers

1.2.3.1 Payment

Payment for fabrication of Turtle Deflector Device will be made for "Turtle Deflector Device and Endangered Species Observers" in Schedule No.

1, which will include the costs of materials and other execution requirements for Turtle Deflector Device and Endangered Species Observers associated with the protection and monitoring of sea turtles as specified in, the SECTION 35 20 23.14 45 PROTECTION OF SEA TURTLES.

1.2.3.2 Unit of Measure

Unit of measure: Job.

1. 2. 4 Endanger ed Speci es Moni t or i ng - - Beach Pl acement Sout h Padr e I s l and

AM#6

1. 2. 4. 1 Payment AM#6

Payment f or " Endanger ed Speci es Moni t or i ng - - Beach Pl acement Sout h Padr e I s l and" i n Opt i on No. 5, wi l l be made f or cost s associ at ed wi t h pr ovi di ng moni t or i ng f or endanger ed speci es at t he Sout h Padr e I s l and Beach di schar ge cor r i dor s DMPA No. 1 and DMPA No. 5. The Cont r act pr i ce shal l i ncl ude al l cost s i nci dent al t o pr ovi di ng t r ai ned moni t or i ng per sonnel at t he di schar ge cor r i dor s whi l e dr edge di sposal oper at i ons ar e ongoi ng and al l i nci dent al s t o compl et e moni t or i ng i n accor dance wi t h SECTI ON 35 20

23. 12 45 HOPPER DREDGI NG. Mont hl y par t i al payment s wi l l be based on t he est i mat es of wor k compl et ed.

1. 2. 4. 2 Uni t of Measur e AM#6

Uni t of measur e: Job

1.3 UNIT PRICE PAYMENT ITEMS

Payment items for the work in this Contract on which the Contract unit

SECTION 01 22 00.10 Page 4 price payments will be made are listed in the BID SCHEDULE and specified below. The unit price and payment made for each item listed constitutes full compensation for furnishing all plant, labor, materials, and equipment, and performing any associated Contractor Quality Control, administrative requirements, environmental protection, meeting safety requirements, tests and reports, and for performing all work required for each of the unit price items.

1.3.1 Dredging

1.3.1.1 Payment

Payment for "Dredging Entrance and Jetty Channel Sections 1 and 2 (STA.

-13+000 to STA. 0+000)" in Schedule No. 1, will be made for costs associated with the removal of dredged material, transportation, and placement at the Nearshore Berm BU Site 2A & 2B and the National Dredging Quality Management Program for the hopper dredge.

1.3.1.2 Dredging Partial Payment

Partial payment will be based on approximate quantities determined by fathometer soundings or sweepings taken behind the dredge. The Contractor may use its own hydrographic surveys to determine quantities for pay requests, but final quantities will be based on Government Before-Dredging and After-Dredging surveys. Current cross sections and quantities must be submitted for each submitted progress payment request that include incomplete sections.

1.3.1.3 Measurement

The material removed will be measured by cubic yard in place, by means of soundings taken before and after dredging. The total quantity of dredged material will be the theoretical quantity between the bottom surface shown by fathometer soundings of the last survey made "before-dredging" and the bottom surface shown by the fathometer soundings of a survey made "after-dredging", within the limits of the overdepth and side and end slopes, less deductions that may be required for misplaced material.

1.3.1.4 Electronic Positioning

The horizontal control points shown are the control points the Government will use to perform electronic surveys on the waterway. The Government does not guarantee permanent access to these control points, therefore, it may be necessary for the Contractor to establish its own network of survey points from these survey points or from other U.S. Coast and Geodetic Survey (USCGS) monuments. Location and description of the horizontal control points which the Government plans to use to perform electronic surveys on the channels are available at the Rio Grande Valley Resident Office. The Contractor shall be responsible for establishing its own reference line to conduct hydrographic surveys and dredging operations if electronic positioning equipment is not used.

1.3.1.5 Government Surveys

The Government will use the tide staffs shown on the drawings for vertical control. Real Time Kinematic (RTK) or Virtual Reference Station (VRS) will not be used. Differential Global Positioning System (DGPS) will be used for horizontal control.

SECTION 01 22 00.10 Page 5

Government survey data will be processed with HYPACK 2018 software using the Kingfisher Method. Volumes will be computed by average end area using cross sectional survey lines. Before and After Dredge cross sections will be run at regular intervals and at changes in the template. If the Contractor elects to use HYPACK 2018 software, the Government will provide the survey line files for the Contractor's use.

1.3.1.6 Surveys During Progress of Work

Contract depth will be determined by surveys taken behind the dredge as work progresses. The Contractor shall take progress soundings or sweepings and submit drawings of the surveys.

1.3.1.7 Unit of Measurement

Unit of measure: cubic yard.

1.3.2 Sea Turtle Trawling and Relocation

1.3.2.1 Payment

Payment for "Sea Turtle Trawling and Relocation" in Schedule No. 1, Option No. 1,Option No. 2, Option No. 3, and Option No. 4, will be made for costs associated with trawling ahead of the hopper dredge and relocation of turtles.

1.3.2.2 Measurement

Sea Turtle trawling and relocation will be measured by the day utilized for trawling and relocation as specified in the SECTION 35 20 23.14 45

PROTECTION OF SEA TURTLES

1.3.2.3 Unit of Measure

Unit of measure: Day.

1.3.3 Beach Placement DMPA No. 1 and DMPA No. 5

1.3.3.1 Payment

The contract unit price for "Placement of Dredged Material at DMPA No. 1" and "Placement of Dredged Material at DMPA No. 5" in Option No. 5, will include the difference in cost for removal of dredge material, transportation to the Beach Placement Areas DMPA No. 1 and DMPA No. 5 and all equipment necessary to pump out and construct the beach to the lines and grades specified in lieu of removal of dredge material, transportation to Nearshore Berm BU Site 2A & 2B, and placement into Nearshore Berm BU Site 2A & 2B.

1.3.3.2 Measurement

The total quantity of dredged material for which payment will be made will be the theoretical quantity between the bottom surface shown by fathometer soundings of the last survey made "before-dredging" and the bottom surface shown by the fathometer soundings of a survey made "after-dredging", within the limits of the overdepth and side and end slopes, less deductions that may be required for misplaced material.

SECTION 01 22 00.10 Page 6

1.3.3.3 Unit of Measure

Unit of measure: cubic yard.

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used)

-- End of Section --

SECTION 01 22 00.10 Page 7

DIVISION 35 - WATERWAY AND MARINE CONSTRUCTION

SECTION 35 20 23.12 45

HOPPER DREDGING AMENDMENT NO. 0009

PART 1 GENERAL

1.1 SUMMARY

1.2 REFERENCES

1.3 MEASUREMENT AND PAYMENT

1.4 WORK COVERED BY THE CONTRACT PRICE

1.4.1 Existing Conditions

1.5 SUBMITTALS

1.6 MATERIAL TO BE REMOVED

1.6.1 Debris Within the Dredging Limits

1.7 SIGNAL LIGHTS

1.8 UTILITIES ACROSS THE LIMITS OF DREDGING

1.8.1 Known Pipeline/Utility Crossings

1.9 ORDER OF WORK

1.10 OBSTRUCTION OF CHANNEL

1.11 TEMPORARY REMOVAL OF AIDS TO NAVIGATION

1.12 NOTIFICATION PRIOR TO COMMENCEMENT OF DREDGING OPERATIONS

1.13 SIGNAL LIGHTS

1.14 NATIONAL DREDGING QUALITY MANAGEMENT PROGRAM

1.15 CORPS OF ENGINEERS RESERVE FLEET

1.16 INSPECTION

1.16.1 Equipment

1.16.2 Transportation

1.17 QUANTITY SURVEYS

1.17.1 General

1.17.2 Surveys

1.17.3 Submittals

1.18 FINAL EXAMINATION AND ACCEPTANCE

1.18.1 Acceptance

1.19 SHOALS

1.20 UNANTICIPATED SHOALING

1.21 VARIATIONS IN ESTIMATED QUANTITIES - DREDGING

1.22 CONTINUITY OF WORK

PART 2 PRODUCTS

2.1 BRIDGE-TO-BRIDGE RADIOTELEPHONE EQUIPMENT

2.2 LOOKOUTS AND RADIO COMMUNICATIONS

PART 3 EXECUTION

3.1 ESTIMATED QUANTITY OF MATERIAL

3.1.1 Quantity Summary

3.1.2 Required Dredging Prism

3.1.3 Allowable Overdepth

3.1.4 Side And End Slopes

SECTION 35 20 23.12 45 Page 1

3.1.5 Excessive Dredging

3.1.6 Surveys

3.2 AREAS TO BE DREDGED

3.3 BED LEVELING

3.4 CONDUCT OF DREDGING WORK

3.4.1 Pre-Operations Safety Coordination Meeting

3.4.2 Protection of Existing Waterways

3.4.3 Adjacent Property and Structures

3.5 PLACEMENT OF EXCAVATED MATERIAL AM#6

3.5.1 General

3.5.2 Nearshore Berm Placement

3.5.2.1 Nearshore Berm BU Site 2A AM#9

3.5.2.2 Nearshore Berm BU Site 2B AM#9

3.5.2.3 Nearshore Berm Monitor Surveys

3.5.3 Beach Placement AM#6

3.5.3.1 Misplaced Material

3.5.3.2 Placement Operations Inspection

3.5.3.3 Placement Area Drainage

3.5.3.4 Beach Placement Areas DMPA No. 1 (Isla Blanca Park)

3.5.3.5 Beach Placement Areas DMPA No. 5 (Andy Bowie Park)

3.5.3.6 Materials

3.5.3.7 Nourishment Operations

3.5.3.8 Beach Operation and Access Plan

3.5.3.9 Pipeline Route

3.5.3.10 Beach Operations

3.5.3.11 Grade Stakes

3.5.3.12 Debris within the Beach Placement Area

3.5.3.13 Beach Placement Surveys

3.6 ENDANGERED SPECIES MONITORING AM#6

3.6.1 Endangered Species Protection Plan AM#6

3.6.1.1 Content of Endangered Species Protection Plan AM#6

3.6.2 Sea Turtles AM#6

3.6.2.1 Training AM#6

3.6.2.2 Methodology AM#6

3.6.2.3 Daily Surveys AM#6

3.6.2.4 Equipment Staging Area AM#6

3.6.2.5 Lighting AM#6

3.6.2.6 Notification AM#6

3.6.3 Piping Plovers And Red Knots AM#6

3.6.3.1 Training AM#6

3.6.3.2 Monitoring AM#6

3.6.3.3 Notification AM#6

3.7 PRESERVATION OF PUBLIC AND PRIVATE PROPERTY

3.7.1 Damages

3.7.2 Accountability and Restoration

3.8 ALTERNATE PLACEMENT AREA(S) PROPOSED BY CONTRACTOR WITH BID AFTER

AWARD OF CONTRACT

3.8.1 Data Submittal

3.9 UNAUTHORIZED PLACEMENT OF MATERIAL

3.9.1 Debris Disposal

3.10 DREDGE PIPELINES

3.10.1 Submerged Pipeline

3.10.2 Submerged Pipeline Lighting Requirements

3.10.3 Floating Pipeline

3.10.4 Pipeline Leaks

3.11 DREDGING AND DREDGE RELATED MARINE WORK (CESWG)

3.12 AUTOMATIC IDENTIFICATION SYSTEM

3.13 DREDGE PLANT INSTRUMENTATION

SECTION 35 20 23.12 45 Page 2

SECTION 35 20 23.12 45

HOPPER DREDGING

AMENDMENT NO. 0009

PART 1 GENERAL

1.1 SUMMARY

The work in this Section consists of furnishing plant, labor, materials, and equipment and performing the work required by these specifications, schedules, and drawings as specified herein for dredging this project.

1.2 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

U.S. ARMY CORPS OF ENGINEERS (USACE)

EM 385-1-1 (2014) Safety and Health Requirements Manual

1.3 MEASUREMENT AND PAYMENT

Measurement and payment for hopper dredging will be paid for in accordance with provisions of the SECTION 01 22 00.10 MEASUREMENT AND PAYMENT.

1.4 WORK COVERED BY THE CONTRACT PRICE

Base bids on the quantity of dredging indicated. If the total quantity of dredging varies from that specified as the basis for bidding, the Contract price will be adjusted in accordance with the CONTRACT CLAUSE entitled VARIATIONS IN QUANTITY. The dredging conditions specified and indicated describe conditions which are known. However, the Contractor is responsible for other conditions encountered which are not unusual when compared to the conditions recognized in the dredging business as usual in dredging activities such as those required under this Contract. The Contract price for dredging will include the cost of removal and placement of the material as specified in the Paragraphs: MATERIAL TO BE REMOVED and PLACEMENT OF EXCAVATED MATERIAL.

1.4.1 Existing Conditions

The drawings already prepared as specified in the CONTRACT CLAUSE entitled CONTRACT DRAWINGS AND SPECIFICATIONS represent conditions existing as of the date of their preparation using average existing conditions. However, to reflect anticipated shoaling or scour occurring between the dates of preparation of the drawings and the dates of the "before-dredging" sections, the estimated dredging quantities shown in the Bid Schedule have been adjusted accordingly. The depths and elevations shown thereon will be verified and corrected by fathometer soundings taken by the Government before dredging. The Government will normally use a frequency of 200 kHz to conduct hydrographic surveys. If the surveys indicate the presence of

SECTION 35 20 23.12 45 Page 5 fluff in the channel, a frequency of 24 kHz to 40 kHz will be used.

Determination of quantities removed and the deductions made from them to determine quantities by in-place measurement to be paid for in the area specified, after having once been made will not be reopened, except on evidence of collusion, fraud, or obvious error.

1.5 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with SECTION 01 33 00 SUBMITTAL PROCEDURES:

Government acceptance is required for submittals with a "G, A" designation.

SD-01 Preconstruction Submittals

Notification Prior To Commencement of Dredging Operations ; G, A

Indicate commencement of dredging operations, and location of dredge(s)

Temporary Removal of Aids To Navigation ; G, A

Indicate temporary removal or changes in locations of channel markers required to facilitate dredging operations.

Endangered Species Protection Plan ; G

Submit an Endangered Species Protection Plan to include the name and qualifications of the consultant that will be conducting training along with training documentation.

"Before and After" Dredging Beach Profile Cross Sections ; G

The Contractor shall provide "Before" dredge beach profiles prior to the start of disposal operations at DMPA No. 1 and/or DMPA No. 5 Placement corridors . No later than 10 working days after completion of disposal operations at the DMPA No. 1 and/or DMPA No. 5 Placement corridors, the Contractor shall submit "After" dredge beach profiles.

Beach Operation and Access Plan ; G, A

The Contractor shall submit a Beach Operation and Access Plan for approval 14 days prior to placement.

SD-02 Shop Drawings

Surveys ; G

Submit drawings of surveys during progress of work by soundings or sweepings.

Nearshore Berm Monitor Surveys ; G

Surveys are to be submitted in ASCII XYZ format on compact disks

SECTION 35 20 23.12 45 Page 6 or electronic file promptly upon completion. Cross sections and color coded Isopach map displaying the difference between before placement and after placement surveys shall be submitted.

Submerged Pipeline ; G

Indicate pipeline location and installation details as outlined in the Subparagraph: Submerged Dredge Pipeline.

Pipeline Route ; G

A detailed pipeline diagram for each Placement Area detailing the pipeline route and anchor locations are to be submitted prior to commencing work on this project.

Drag Bar ; G

Shop Drawings and one photograph showing drag bar equipment used for final leveling work is to be submitted as part of the Contractor's Quality Control (CQC)Report.

Bed Leveling - Reporting and Documenting; G

Document the bed leveling activity including date and time for initiation and completion of bed leveling on the CQC Report.

1.6 MATERIAL TO BE REMOVED

The material to be removed is shoals which have accumulated over a period of time. However, some virgin material may be encountered in allowable overdepth, or side slope dredging. Explorations, including core borings, to determine the character of materials to be removed have been obtained by the Government and the results are shown.

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File details come from the government source that posted it. Updated .