TECHNICAL SPECIFICATIONS

FOR

INSHORE ANNUAL CONSTRUCTION

(FEDERALIZED)

PROJECT NO. 2020ERM04

TS-ii

TABLE OF CONTENTS

DIVISION AND SECTION TITLE PAGE

GENERAL REQUIREMENTS

SCOPE OF WORK TS - 4

COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK TS - 4

CONFLICTS TS - 5

DEFINITIONS TS - 5

REQUIRED SUBMISSIONS TS - 6

PERMITS, LICENSES, CERTIFICATONS, APPROVALS, AND EASEMENTS TS - 7

ENVIRONMENTAL MONITORING AND PROTECTION PLAN TS - 8

QUALITY ASSURANCE TS - 12

SAFETY PLAN TS - 13

OPERATIONS PLAN TS - 15

EXCLUSION OF THE PUBLIC TS - 16

PROTECTION OF WORK TS - 16

INSPECTION NOTIFICATION TS - 16

EQUIPMENT MOBILIZATION AND DEMOBILIZATION TS - 16

QUANTITY MEASUREMENTS FOR PAYMENT TS - 17

STAGING AREA TS - 18

SUPPLY STONE, SAND AND FILTER FABRIC

SUBMITTALS TS - 21

TESTING AND STUDIES TS - 22

EVALUATION TESTING OF STONE TS - 24

GRADATION TEST DATA SHEETS TS - 25

SUPPLY SAND TS - 29

OYSTER REEF CONSTRUCTION

CONSTRUCTION TS - 30

GRADE TOLERANCE TS - 30

REVETMENT CONSTRUCTION

REVETMENT TS - 31

GRADE TOLERANCE TS - 31

PRODUCTS TS - 31

CONSTRUCTION TOLERANCE TS - 31

EXECUTION TS - 32

PLACEMENT OF CONSTRUCTION

BARGE LOAD/TRANSPORT/INSTALL SAND TS - 34

SHALLOW DREDGE MATERIAL TS - 34

CONSTRUCTION TOLERANCE TS - 34

TS-iii

WARNING SIGN INSTALLED COMPLETE

INSTALLATION TS - 35

HARDWARE TS - 35

SURVEYS

PRECONSTRUCTION/LAYOUT OF WORK TS - 35

BENCHMARK/TIDAL GAUGE TS - 35

SURVEY MARKERS TS - 35

SURVEY CHECKS TS - 36

REVETMENT/OYSTER REEF SURVEYS TS - 36

ISLAND/SEAGRASS HABITAT SURVEYS TS - 36

PAYMENT SURVEYS EXCAVATE AND GRADE MATERIAL TS - 37

FINAL AS-BUILT SURVEY TS - 37

PAYMENT

PAYMENT TS - 37

WEATHER

LOCAL CLIMATOLOGICAL DATA TS - 37

SUMMARY TS - 38

WAVE HINDCAST DATA TS - 38

DAILY MARINE WEATHER FORECAST TS - 38

WEATHER DELAYS TS - 38

ATTACHMENTS

ATTACHMENT A - SCHEDULE OF ESTIMATED QUANTITIES SEQ -1

ATTACHMENT B – LIST OF SUBBMITTALS FOR TECHNICAL COMPLIANCE LSTC - 1

ATTACHMENT C - CONTRACTOR’S DAILY REPORT CDR-1 - CDR-2

ATTACHMENT D - TURBIDITY MONITORING REPORT TMR - 1

ATTACHMENT E - ENVIRONMENTAL PERMITS EP-1 – EP-139

ATTACHMENT F - CONTRACT PLANS 1-18

PROJECT NO. 2020ERM04 TS-4

1. GENERAL REQUIREMENTS

This section is made for the explanation and guidance of the work outlined by the contract documents. The omission of reference of any required work by the Contractor to comply with Federal, State or Local Regulatory Agencies shall not however, alter the intent of the Bid Form, or relieve the Contractor of the necessity or complying with or furnishing such, a part of the Contract.

1.1 SCOPE OF WORK

The objective of this Invitation for Bid and associated prospective construction Contract Documents is to identify and secure a contract necessary for the construction of inshore estuarine habitat restoration including creating seagrass, mangrove, oyster, or artificial reef in the estuarine waters of Palm Beach County.

The work entails providing and/or transporting and placement of materials within project areas designated by the COUNTY under specific Work Orders to be issued as needed by the COUNTY consistent with the unit costs cited in the Bid Schedule. Bidders shall furnish all labor, materials, equipment, and services necessary to complete the scope of work outlined in these specifications.

Anticipated Work Orders under the initial two-year Contract include all work to complete the Tarpon Cove Phase II Restoration and Monceaux Living Shoreline projects (see Attachment A - Schedule of Estimated Quantities and Attachment F - Contract Plans).

The timing of these Work Order approvals is contingent on site conditions, availability of materials of opportunity, grant funding and agency permitting. The County reserves the right after award to decrease or increase the Work Order quantity of unit cost line items as may be necessary to complete the Project.

Engineer’s Estimate for the Base Bid for the initial two-year term is $370,880.

Engineer’s Estimate for Alternate No.1 (FIND Staging Area) is $5,677,380.

Engineer’s Estimate for Alternate No.2 (County Staging Area) is $4,541,904.

The dollar amount for award of this Contract (Contract Price) shall be the Base Bid plus Alternate No.1 or Base Bid plus Alternate No.2 as selected by the County.

1.2 COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK

The CONTRACTOR shall (a) commence mobilization for each Work Order under this

Contract within fifteen (15) calendar days after the date of issuance of the Notice to Proceed, unless otherwise mutually agreed to in writing by the CONTRACTOR and COUNTY, (b) prosecute the work diligently, and (c) complete all work within the time identified in the specific Work Order. The accepted schedule shall become the Contract completion schedule for all purposes including assessment of liquidated damages.

PROJECT NO. 2020ERM04 TS-5

1.3 CONFLICTS

A. To the extent that there is a conflict between the various sections of the Contract Documents, the following order of documents shall indicate precedence:

1. In order of the most recent document date: Work Orders, Work Order

Supplements, Work Order Directives, Written Amendments, Change Orders, Field Orders, Addenda, and/or modifications to the Technical Specifications or Construction Plans authorized by the COUNTY.

2. Federal requirements;

3. Special Conditions;

4. General Conditions

5. Invitation for Bid, Instructions to Bidders and any addenda thereto;

6. Insurance Certificates, the public construction payment and performance bonds and Form of Guarantee;

7. Technical Specifications and Attachments;

8. The completed Bid Form and attachments and bid bond;

1.4 DEFINITIONS

A. Contract Documents: Bidding Documents, Invitation for Bid, Instructions to Bidders, Bid Form and Attachments, including Bid Bond, Contract Forms, Guarantee, Insurance Certificates, Public Construction Bond Forms, Contract Conditions, General Conditions and Supplemental Conditions, Appendices, Technical Specifications and Attached Figures, Tables, Attachments, Appendices, Addenda, Sealed Bid, Permits, Submittals, Contract Plans, Shop Drawings, Work Orders, Work Order Supplements, Work Order Directives, Written Amendments, Change Orders, Field Orders.

B. Materials: Materials includes various sized limestone rock, filter fabric, sand, loose shell, steel piles, caution signs and turbidity curtains hereinafter described.

C. Materials of Opportunity: Lagoon compatible sediments consisting of sand and/or rock fragments and/or shell materials that are the by-product of local dredging activities. Materials of Opportunity shall be substantially free of contaminants and provided to the County at no cost.

PROJECT NO. 2020ERM04 TS-6

D. Mobilization: The deployment by the CONTRACTOR of such equipment and material as is necessary to perform the work as detailed in the Contract Documents and in compliance with State, Federal and local laws and regulations.

E. Demobilization: The removal of all equipment and material associated with this

Contract from both project area and staging site and doing so in a manner which leaves the staging site in its original condition or in a condition acceptable to the property owner. Demobilization shall be incidental to and included in the line item price for Mobilization in the bid proposal.

F. Environmental Damage and/or Pollution: The presence of chemical, physical or biological elements or agents which have the potential to adversely affect human health or welfare; unfavorably alter ecological balance; affect other species; or degrade the utility of the environment for aesthetic, cultural, historical or recreational purposes. The control of pollution and environmental damage require consideration of water, air, land, biological and cultural resources and includes management of construction activities, visual aesthetics, noise, and solid wastes as well as other pollutants. Pollutants include fuels and other hydrocarbons such as hydraulic fluid, paints and solvents; bilge water; solid wastes; and noise.

G. Inshore: The area encompassing the Lake Worth Lagoon and connected estuarine water bodies.

H. Project Area: The area defined by the plans and specifications, which includes the

Work Area and protected natural resource areas surrounding the Work Area.

I. Work Area: The location within the Project Area where the CONTRACTOR is permitted to work.

J. Permit Plans: Drawings so specified in the Environmental Permits.

K. Contract Plans: Drawings so specified in the Contract Documents. The term

“Contract Plans” is synonymous with the term “Construction Plans” and the term “Drawings”.

L. Items of Historical or Archeological Value: Man-made or altered artifacts over 50 years old.

1.5 REQUIRED SUBMISSIONS

A. Within ten (10) calendar days after the issuance of each Work Order, the CONTRACTOR shall submit the following items for review and approval by the

COUNTY:

PROJECT NO. 2020ERM04 TS-7

1. Letter of Understanding: The CONTRACTOR will confirm that they have read, understand, and will abide by all terms and conditions of the Work Order and all of the permits, easements and any applicable ordinances, statutes, laws, rules, regulations and standards, i.e., OSHA, which may affect the Work Order and that they shall take responsibility for ensuring that their subcontractors have the same understanding and agree to abide by the same terms and conditions.

2. Permits, Licenses, Certifications, Approvals, and Easements (See Section 1.6)

3. Environmental Monitoring and Protection Plan (See Section 1.8)

4. Pre-Construction Utility Survey (See Section 1.7.D)

5. Quality Assurance (QA) Plan (See Section 1.8)

6. Safety Plan (See Section 1.9)

7. Operations Plan (See Section 1.10)

8. Material Submittals (See Section 2.1)

B. A List of Submittals for Technical Compliance has been provided as Attachment B.

Each Work Order shall identify submittals required for the successful completion of project components specified in the Work Order.

1.6 PERMITS, LICENSES, CERTIFICATONS, APPROVALS, AND EASEMENTS

A. Submittals: The CONTRACTOR shall provide copies of all business licenses, certifications, Environmental Permits requirements (see Attachment E), approvals, and easements prior to start of work.

B. Compliance: The CONTRACTOR shall comply with all requirements of the permits, easements, and conditions of the Contract Documents. The CONTRACTOR shall post copies of all permits conspicuously on the job site. Any other licenses or approvals required for the execution of this work shall be secured and paid for by the CONTRACTOR. The CONTRACTOR shall be responsible for ensuring that all project personnel of the CONTRACTOR and their subcontractors are fully aware of and abide by all applicable requirements and conditions stated in the attached permits and any applicable ordinances, statutes, laws, rules or regulations which may affect this project or the CONTRACTOR's/subcontractor's work under this project, including but not limited to safety regulations and minimum wage regulations. The CONTRACTOR further agrees to be solely responsible for ensuring their personnel and subcontractors are informed of any modifications to any such applicable permits, ordinances, statutes, laws, rules or regulations.

PROJECT NO. 2020ERM04 TS-8

C. Non-Compliance: The CONTRACTOR shall immediately notify the COUNTY of any non-compliance with the permits, easements or terms and conditions of this contract. Any non-compliance noted by the COUNTY shall be brought to the attention of the CONTRACTOR and the appropriate regulatory agencies. The responsible regulatory agency will determine the action to be taken and the COUNTY will notify the CONTRACTOR. Such actions may include temporarily discontinuing construction of the project. The CONTRACTOR shall comply and require all subcontractors to comply with all applicable Federal, State or local laws or regulations, permits, easements and all elements of the Environmental Protection Plan. The CONTRACTOR shall be liable for any actions, delays and costs resulting from any violation or non-compliance with the conditions of the permits, easements and terms of this contract attributable to their personnel or subcontractors.

1.7 ENVIRONMENTAL MONITORING AND PROTECTION PLAN

A. Environmental Monitoring and Protection Plan: The CONTRACTOR shall prepare an Environmental Monitoring and Protection Plan addressing the minimization and/or prevention of environmental damage and pollution resulting from all operations under this contract. The Plan will be discussed at the Pre-Construction Conferences and the COUNTY may, at their discretion, specify revisions to be incorporated by the CONTRACTOR. COUNTY approval of the Plan shall be a required prerequisite to the start of construction. The CONTRACTOR’S authorized representative shall be responsible for the implementation of the Plan and shall attend the Pre-Construction Conferences. This item and the associated work shall be completed at the expense of the CONTRACTOR. The Environmental Monitoring and Protection Plan will be dated and endorsed by the individual in charge of the construction and shall include, but not be limited to, the following:

1. A list of Federal, State, and local laws, regulations, and permits concerning environmental protection, pollution control, and abatement that are applicable to the CONTRACTOR’S proposed operations and the requirements imposed by those laws, regulations, and permits.

2. Methods for Protection of Features and Habitats to be Preserved within Authorized Work Areas. The CONTRACTOR shall prepare a listing of methods to protect resources needing protection, i.e., reefs, air and water quality, fish and wildlife, soil, historical, archeological and cultural resources.

3. Procedures to be implemented to provide the required environmental protection and to comply with the applicable permits, laws, and regulations.

The CONTRACTOR shall provide written assurance that immediate corrective action will be taken to correct pollution of the environment due to accident, natural causes, or failure to follow the procedures set out in accordance with the Environmental Protection Plan.

PROJECT NO. 2020ERM04 TS-9

4. Identification: A statement identifying person(s) who will be responsible for implementation of the Environmental Protection Plan. The CONTRACTOR personnel responsible shall report directly to the CONTRACTOR’S authorized representative.

5. A Statement acknowledging that the CONTRACTOR is responsible for environmental protection, including all of the CONTRACTOR’S personnel and subcontractors.

6. Turbidity Control: The CONTRACTOR shall provide adequate turbidity containment and control to prevent any turbidity violations from occurring due to stormwater runoff during storage of materials at the staging area, during any in water placement of any material at the project construction sites, and during all project operations.

The CONTRACTOR must confine material during all operations to ensure that turbid discharges do not occur outside of the boundaries of the floating turbidity barriers. Prior to the initiation of any operations, the CONTRACTOR shall install floating turbidity barriers with weighted skirts that extend to within one (1) foot of the bottom around all work areas that are in, or adjacent to, surface waters. These floating turbidity barriers shall be class III turbidity curtains. The turbidity barriers shall remain in place and be maintained until the authorized work has been completed and all suspended and erodible materials have been stabilized. The CONTRACTOR shall be responsible for ensuring that turbidity barriers are inspected daily and maintained in good working order during all phases of construction. Turbidity barriers shall be removed upon stabilization of the work area. All turbidity curtains, anchors, and equipment needed for confining the dredged material, shall be provided and maintained by the CONTRACTOR, and the cost thereof shall be incidental to the cost of the payment line item of work performed.

Washing of the rock prior to in water placement may be required to sufficiently clean to avoid creating turbidity problems.

All Turbidity Control shall be the CONTRACTOR’S responsibility.

7. Turbidity Monitoring The CONTRACTOR shall provide all labor, equipment, and materials necessary to obtain, analyze and report background and compliance turbidity levels in accordance with the water quality monitoring requirements specified in the Contract Documents and Environmental Permits. The CONTRACTOR shall monitor turbidity levels during the placement and grading fill and rock during all in-water work. At minimum samples shall be taken every four hours until turbidity subsides or as necessary to document compliance with state and federal permits during for a pre-determined number of days for each Work Order.

PROJECT NO. 2020ERM04 TS-10

If turbidity levels exceed the limits detailed in the Contract Documents and Permits, the County shall be notified immediately and construction operations shall be modified, at the CONTRACTOR’S expense, to maintain compliance. The COUNTY reserves the option to accompany the CONTRACTOR during any or all turbidity sampling activities. All Turbidity Monitoring shall be the CONTRACTOR’S responsibility and the cost thereof shall be incidental to the cost of the payment line item of work performed.

8. Turbidity Reporting Turbidity Monitoring Reports and Charts shall be submitted to the COUNTY daily during turbidity generating activities or when requested by the COUNTY as part of the Contractor's Daily Quality Control Report. Turbidity readings shall be reported in Nephelometric Turbidity Units (NTUs). Also reported will be date and time of nephelometer calibration, sample collection and sample analysis; water depth; sample depth and position. Reports shall be submitted by noon the following day.

If turbidity levels exceed the limits detailed in the Contract Documents and Permits, the CONTRACTOR shall notify the COUNTY and operations shall be modified, at the CONTRACTOR’S expense, to maintain compliance. All Turbidity Reporting shall be the CONTRACTOR’S responsibility and the cost thereof shall be incidental to the cost of the payment line item of work performed.

9. Protection of Marine and Estuarine Resources: The CONTRACTOR shall avoid impacts to any protected species including manatees, other marine mammals, sea turtles, and existing artificial and natural reefs and seagrasses and mangroves. Construction shall be limited to daylight hours only. The CONTRACTOR shall instruct all personnel associated with construction of the project about the presence of manatees in the vicinity of the work area and the need to avoid collisions with animals. For minimal depths projects, such as oyster reefs and breakwaters and nearshore reefs, care shall be taken to avoid impacts to seagrasses, mangroves, and reefs.

All personnel should be advised there are civil and criminal penalties for harming, harassing, or killing protected species or damaging reefs, seagrasses or mangroves.

10. Navigation Concerns. The CONTRACTOR shall insure that no obstruction to navigation channels is created during the conduct of any project. All vessels shall operate at minimum speeds necessary to maintain steerage while operating in shallow waters or channels where the draft of the vessel provides less than 3 feet clearance from the bottom. The CONTRACTOR shall immediately stop work and notify the COUNTY and Florida Fish & Wildlife Conservation Commission of any collision with, or injury to, manatees, other endangered species or reefs.

PROJECT NO. 2020ERM04 TS-11

B. Pollution Prevention. The CONTRACTOR shall continuously monitor and manage all construction activities to comply with the following environmental requirements for pollution prevention:

1. Noise: The CONTRACTOR shall make all possible efforts to minimize noise. All hauling equipment used on this work shall be equipped with satisfactory mufflers or other noise abatement devices. The CONTRACTOR shall conduct operations in compliance with all Federal, State, and local laws pertaining to noise. The use of horns, whistles, signals, shall be held to the minimum necessary in order to ensure as quiet an operation as possible while maintaining safety on the job site.

2. Solid Wastes: Solid wastes (trash) shall be placed in containers, which the CONTRACTOR shall empty on a regular schedule. All handling and disposal shall be conducted to prevent contamination. Nothing shall be disposed overboard within State waters.

3. Oil and Hazardous Material Spills and Containment: All hazardous material spills, including hydraulic fluid spills, shall be immediately reported to the COUNTY. All hazardous material spills shall be immediately cleaned up in accordance with all applicable laws and regulations.

C. Historical, Archeological, and Cultural Resources: If during construction activities, the CONTRACTOR observes or encounters items that may have historical or archeological value; such items shall be reported immediately to the COUNTY so that the appropriate authorities may be notified and a determination made as to their significance and what, if any, special disposition is required. The CONTRACTOR shall cease all activities that may result in the destruction of these resources and shall prevent his employees and subcontractors from trespassing on, removing, or otherwise damaging such resources. The CONTRACTOR shall report any observed unauthorized removal or destruction of such resources by any person to the COUNTY.

D. Pre-Construction Utility Survey: It is the CONTRACTOR’S sole responsibility to investigate the location of all utility, via an independent and comprehensive pre-construction utility survey and submit to the COUNTY for approval at least fifteen

(15) calendar days prior to mobilization. The CONTRACTOR shall take precautions against damages which might result from his operations in the vicinity of the utility crossings. The CONTRACTOR assumes all liability for submerged and buried utility facilities. If any utility damage occurs as a result of the CONTRACTOR’S operations, the CONTRACTOR shall suspend dredging or placement in the area of the damaged utility until the damage is repaired and resumption of the dredging or placement is approved by the COUNTY. The COUNTY shall not be responsible for the cost of such damage and repairs regardless of cause – including but not limited to any costs associated with interruption of utility services and delay damages.

PROJECT NO. 2020ERM04 TS-12

1.8 QUALITY ASSURANCE

A. The CONTRACTOR shall be solely responsible for assuring the quality of all work conducted by the CONTRACTOR or their subcontractors in association with the contract for this project. The CONTRACTOR shall designate a Quality Assurance (QA) Officer for this contract to assume responsibility for compliance with all requirements of this contract including permit conditions, easements, statutes, laws and applicable regulations. The CONTRACTOR shall prepare a Quality Assurance Plan specifying Quality Control (QC) procedures for all critical components of the work. The CONTRACTOR shall provide the COUNTY access to all QC procedures, data, and reports at any time at the request of the COUNTY. All costs related to activities associated with QA/QC shall be borne by the CONTRACTOR.

The CONTRACTOR shall revise the QA Plan at the discretion of the COUNTY.

COUNTY approval of the QA Plan shall be a required prerequisite to the start of construction.

The QA Plan shall include but not be limited to the following:

1. Letter of Appointment designating a QA Officer(s), describing responsibilities, providing qualifications and delineating the line of authority and organizational reporting requirements of the QA Officer.

2. Personnel Training: Personnel responsible for initial training and dissemination of updated information throughout the term of the contract shall be specified as well as a comprehensive list of training issues covered. Training shall include review of all applicable Technical Specifications, permit conditions, licenses, easements, statutes, laws, and other regulations, environmental resource protection, methods of detecting and avoiding pollution, and statutory and contractual pollution standards.

QA/QC and supervisory personnel shall be thoroughly trained in the proper use of pollution monitoring devices and abatement equipment, and shall be thoroughly knowledgeable of applicable Federal, State, and local laws, regulations, permits, easements and other applicable requirements.

3. Quality Control Methods shall include those requirements specified for monitoring and environmental protection, equipment calibrations, verification of the position of the barge, turbidity monitoring, processed material testing and any other methods the CONTRACTOR proposed to assure the quality of their work. These methods shall also be used for any and all work that will be performed by subcontractor(s).

4. QC Reporting Requirements shall be specified in the QA Plan. The

CONTRACTOR is required to prepare and submit to the COUNTY the Contractor’s Daily Quality Control Report including the Turbidity Report in the format attached to the end of this section. The Daily Reports shall

PROJECT NO. 2020ERM04 TS-13

include all work activity, weather and sea conditions, personnel, materials list, truck tickets and/or barge surveys for all barge loads and on-site equipment daily from the first day of mobilization through the last day of work including site restoration. Reports shall be provided daily in electronic format with signed daily reports submitted weekly, and shall describe each day’s work and include a narrative describing the length and nature of any delays in work. The report is required from the first day of mobilization through the last day of work including site restoration.

5. QA Inspections: All compliance inspections conducted by the

CONTRACTOR or the COUNTY shall be individually recorded on the Contractor’s Daily Quality Control Report. The inspector shall also record the recommended corrective action to be taken and shall conduct a follow-up inspection within 24 hours to ensure compliance with the corrective action.

6. QA/QC Deficiencies: The CONTRACTOR is responsible for implementing any corrective actions recommended by the Quality Assurance Officer or the COUNTY. Reported deficiencies shall require follow-up inspection within 24 hours by the CONTRACTOR’S Quality Assurance Officer and/or the COUNTY. Recurring deficiencies in an item or items may indicate inadequacies in the Quality Assurance Plan and the CONTRACTOR may be required to revise the QA Plan as directed by the COUNTY and advise appropriate personnel of any modifications required.

7. Turbidity Reporting: Turbidity Monitoring Reports and Charts shall be submitted to the COUNTY daily during turbidity generating activities or when requested by the COUNTY as part of the following Contractor's Daily Quality Control Report.

Turbidity Reporting is considered incidental to the payment line item of the work performed. Progress Payment applications shall not be accepted as complete unless all required Turbidity Monitoring Reports for turbidity generating activities performed during the invoice period have been submitted to the COUNTY.

1.9 SAFETY PLAN

A. The CONTRACTOR shall specify all safety inspection procedures and designate personnel responsible for supervising accident prevention activities and insuring compliance with safety measures. The CONTRACTOR shall provide a Safety Plan in accordance with Article 53 of the General Conditions and shall include but not be limited to the following:

PROJECT NO. 2020ERM04 TS-14

1. Letter of Appointment: Designating a Safety Officer(s), describing responsibilities, providing qualifications and delineating the line of authority and organizational reporting requirements of the Safety Officer.

2. OSHA Standards: The CONTRACTOR shall review the latest

Occupational Safety and Hazard Agency (OSHA) standards and become fully knowledgeable of the personal protective equipment that must be provided workers and shall be familiar with the safety standards applicable to the prevention of accidents during the construction of this project and shall comply with all applicable provisions.

3. Medical Emergencies Plan: The criteria for designating a medical emergency and the procedures to be followed shall be specified by the CONTRACTOR. These procedures shall include local information relative to emergency treatment facilities and methods of transporting personnel if necessary.

4. Weather Conditions: The Project Area may be affected by tropical storms and hurricanes and by windy and/or rainy weather, including severe electrical storms. The CONTRACTOR shall be responsible for obtaining information concerning conditions that could influence Project operations prior to making a bid.

5. Hurricanes and Severe Storms Plan: The CONTRACTOR shall monitor the NOAA marine weather broadcasts and other local commercial weather forecasting services during construction operations. The CONTRACTOR shall notify the COUNTY at the time of any decision to move equipment in preparation for potential storms. The CONTRACTOR shall submit to the COUNTY a detailed plan of response for the approach of hurricanes or severe storms.

6. Prioritized Methods for Storm Preparations: The CONTRACTOR shall provide a schedule and prioritized list of actions to be taken in the event of an impending storm and assign personnel to each action. The CONTRACTOR shall specify how each piece of equipment will be secured in place or moved to a safe harbor including the details of all required equipment (e.g., tugs: size, capacity, number; work boats: size, capacity, number; storm anchors: type, size number; chain or line: size, lengths, etc.). The CONTRACTOR shall indicate action upon the following events:

Action to be taken within 24 hours of a severe or tropical storm.

Action to be taken within 72, 48, and 24 hours of an impending hurricane.

PROJECT NO. 2020ERM04 TS-15

B. Accidents: All accidents causing personal injury or property damage shall be reported to the COUNTY immediately. CONTRACTOR shall provide such equipment and medical facilities as are necessary to supply first aid service to anyone who may be injured in connection with performance of the work, on or adjacent to the site, which causes death, personal injury, or property damage, giving full details and statements of witnesses.

1.10 OPERATIONS PLAN

The CONTRACTOR shall propose the construction sequence and methodology and present this information as part of the Operations Plan. The Operations Plan will be discussed at the Pre-Construction Conference. COUNTY approval of the Operations Plan shall be a required prerequisite to the start of construction. The Operations Plan shall include the following:

1. Work Progress Schedule: The Work Progress Schedule shall be developed according to Article 47 of the General Conditions and provided to the COUNTY in electronic format in the form of a bar chart showing the time allotted for each of the various tasks. Schedule shall show various tasks of work in sufficient detail to demonstrate that CONTRACTOR has a reasonable and workable plan to complete Project within Contract Period.

Schedule shall show the order and interdependence of tasks and sequence in which the work is to be accomplished as planned by the CONTRACTOR.

All activities shall be described so that work is readily identifiable and progress on each task can be readily measured. Each task shall show a beginning work date and duration. Tasks shall include procurement time for materials, plants and equipment, various tasks involved in mobilization/demobilization and rate of operations. The list of tasks shall include milestones when indicated by the Contract Documents.

Access to sites may be tidally dependent, depending on CONTRACTOR’s equipment. CONTRACTOR shall factor potential impacts of changing tidal conditions and capabilities of their equipment.

2. Letter of Appointment designating an authorized representative, describing responsibilities and providing qualifications.

3. Proposed Equipment List including equipment listed in Section 1.14 of these Technical Specifications.

4. Proposed Construction Methodology including accessing the staging site, deployment of materials at the reef sites and staging site restoration.

5. U.S. Coast Guard Certification / Licenses: of the barge(s), tugs, and the captains shall be licensed and approved by the U.S. Coast Guard for the scope of work required/.

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6. Subcontractor list.

1.11 EXCLUSION OF THE PUBLIC

The CONTRACTOR shall secure the staging site and exclude the public from the immediate work areas at all times during construction.

1.12 PROTECTION OF WORK

Risk of Loss: All construction and associated activities specified in the Contract

Documents for this project shall be performed at the sole risk and cost of the CONTRACTOR from commencement until final payment by the COUNTY. Any specific references contained in the Contract Documents that the CONTRACTOR shall be responsible at its sole risk and cost for the work or any part thereof are not intended to be, nor shall they be construed to be, an exclusive listing of the circumstances in which the CONTRACTOR bears the risk of loss, but rather they are intended only to be exemplary. All loss or damage caused by the nature of the work or work environment, acts of nature such as storms, unusual obstructions to the work, or any other natural or existing circumstances either known or unforeseen that may be encountered in the conduct of the work, shall be sustained and borne by the CONTRACTOR at its own cost and expense. Notwithstanding any other provision of this Contract, this obligation shall exist without regard to the availability of any insurance, either of the COUNTY or the CONTRACTOR, to indemnify, hold harmless or reimburse the CONTRACTOR for the cost incurred in making such restoration.

1.13 INSPECTION NOTIFICATION

The CONTRACTOR shall notify the COUNTY by telephone, email, or indicate in the daily reports of the times and dates of the following events at least one (1) business day prior to each event.

Mobilization of equipment/material to the staging site(s);

Prior to any surveying;

When barges are loaded, prior to transit to the job site; and

Completion of rock placements for each location.

1.14 EQUIPMENT MOBILIZATION AND DEMOBILIZATION

A. The CONTRACTOR shall perform the preparatory work and operations in mobilizing for beginning work on the Project(s). The cost of bonds, required insurance and any other pre-construction expense necessary for the start of the work, excluding the cost of construction materials, shall be the responsibility of the CONTRACTOR. Mobilization shall include assembling any and all equipment necessary to complete any and all tasks in this bid document. When an open work order exists for the subsequent work orders shall not be eligible for additional mobilization/demobilization payments.

PROJECT NO. 2020ERM04 TS-17

B. The CONTRACTOR shall be familiar with the weight of all equipment and weight restrictions of all roadways and bridges that are necessary to mobilize to the site.

C. Primary Equipment Required:

1. Tug, Barge(s), and Crew: The CONTRACTOR shall provide tug(s) and barge(s) capable of working in shallow water conditions and providing a minimum 1 (one) foot clearance from the bottom. All vessels will follow routes of deep water whenever possible. The barge(s) shall be capable of spudding or anchoring. The barge(s), tug, and the crew shall be licensed and approved by the U.S. Coast Guard for the scope of work required.

2. Heavy Equipment and Personnel: The CONTRACTOR shall provide all of the supervision, labor, and equipment necessary for loading and trucking construction materials (except those otherwise specified) from their respective source sites to the staging area, barging the materials to the construction sites and off-loading and precise placement of materials.

1.15 QUANTITY MEASUREMENT FOR PAYMENT

A. The payment line items of supplied materials to be paid in tons shall be paid by the weight, in tons, in surface dry natural state, by FDOT certified truck scales, or survey. The CONTRACTOR shall determine the weights as follows:

1. Truck Weights: The CONTRACTOR shall weigh trucks on FDOT certified scales, before and after loading or before and after unloading. The CONTRACTOR may be asked to weigh trucks in the presence of the COUNTY, or furnish truck certifications. Certificates of weight, furnished by an FDOT Approved Aggregate Quarry, will be acceptable without further certification.

2. Submittal: The CONTRACTOR shall provide to the COUNTY proof of scale certifications.

3. Survey: Measured by Licensed FL surveyor of pre and post volume comparison. If measuring shallow dredged material (sand) placed on a barge for transport and installation within the project area; the gross measured volume of sand shallow dredged (excavated) will be considered for payment at 1 cy = 1.35 ton sand.

4. In certain situations, as determined by the COUNTY, an integrated weighing system may be acceptable for verification of tonnage.

PROJECT NO. 2020ERM04 TS-18

1.16 STAGING AREA

A. At least fifteen (15) calendar days prior to construction commencement, the CONTRACTOR shall submit a Mobilization/Demobilization Plan. This plan shall be submitted within ten (10) calendar days of Notice to Proceed. The Mobilization/Demobilization Plan shall include, but not be limited to, the following

1. Methods, equipment and materials, connection of utilities, placement of site facilities and temporary controls, construction of facilities.

2. Demobilization Requirements (methods, equipment and material required to clean-up and restore site at project conclusion): Collect, recycle and dispose of solid waste, contract-generated material, utility disconnection, removal of contractor facilities, repair and restoration of site (i.e., fences, roads, or permanent facilities). A timeline to complete the demobilization, to same conditions as existed at mobilization of the site, fair wear and tear excluded, and provide a sampling and testing protocols and remediation to and soil contamination in excess of allowable levels set forth in the Environmental Laws reference in Chapter 62-777, F.A.C.

3. Traffic Control, the CONTRACTOR shall provide access and temporary roads, as necessary, to maintain traffic. The CONTRACTOR shall maintain and protect traffic on all affected roads during the construction period.

Measures for the protection and diversion of traffic, including the provision of watchmen and flagmen, erection of barricades, placing of lights around and in front of equipment and the work, and the erection and maintenance of adequate warning, danger, and direction signs, shall be as required by the State and local authorities having jurisdiction.

4. The traveling public shall be protected from damage to person and property. The Contractor's traffic, on roads selected for hauling equipment and material to and from the site, shall interfere as little as possible with public. The Contractor shall investigate the adequacy of existing roads and the allowable load limit on these roads. The Contractor shall be responsible for the repair of any damage to roads caused by construction operations.

B. ALTERNATE NO. 1, BID (CONTRACTOR STAGING AREA): The CONTRACTOR is solely responsible for locating, coordinating, and securing an acceptable staging area for each Work Order. Prior to execution of each Work Order, the CONTRACTOR shall identify the staging site to be used to stockpile materials and load barges for the duration of the Work Order. If the staging site must be changed during the Work Order’s construction, the CONTRACTOR must provide the COUNTY written notification.

PROJECT NO. 2020ERM04 TS-19

C. ALTERNATE NO. 2, BID (FIND STAGING AREA): The County has secured the limited use of a Florida Inland Navigation District (FIND) Dredge Material Management Area (DMMA) for staging of materials for the project. Use of the FIND STAGING AREA at MSA-617-C by the CONTRACTOR shall be on a Work Order basis and shall require the CONTRACTOR to agree to the following conditions:

1. Use of Site: The CONTRACTOR shall use the Site solely for the handling and temporary storage of rock, sand, and other material for the construction of the Work Order. The CONTRACTOR shall not use the Site for any other uses without the COUNTY’s prior written consent.

2. Comply with all laws, ordinances and regulations of the United States, State of Florida, and County of Palm Beach, including without limitation, all applicable permits and conditions thereof, pertaining to the use and occupancy of the Site, and shall not make any use of the Site which shall unreasonable disturb neighbors or otherwise become a nuisance. The CONTRACTOR shall take reasonable measures to ensure trucks travelling to the Site observed the posted speed limits, including, but not limited to, providing additional traffic enforcement resources.

3. Hours, the CONTRACTOR shall limit its activities on the Site to the hours of

8:00 a.m. to 5:00 p.m. on weekdays, except for legal holidays, during which no activities shall occur on Site without the COUNTY’s prior written consent.

4. Utilities: The CONTRACTOR to pay any and all charges and deposits for utilities serving the site.

5. Fixtures and Alterations: The CONTRACTOR will not make any alterations

(whether structural or otherwise), improvements or additions to the Site without first obtaining the written consent of the COUNTY. All alterations, improvements and additions made by CONTRACTOR and all chattels affixed by CONTRACTOR to the Site shall be removed from the Site at the expiration of termination of Contract. The CONTRACTR shall also procure from the appropriate governmental agencies all necessary permits and authorizations before proceeding with any alterations, repair, or improvement, and shall at all times comply with such permits and all conditions, all the CONTRACTOR’s expense.

6. Repairs and Maintenance: The CONTRACTOR at its sole cost and expense keep and maintain the Site including, without limitation, the landscape buffer, perimeter fence and gate, dike, a weir in good order, condition and repair and shall not commit or suffer any waste of the Site.

The CONTRACTOR at its sole expense any damage to the Site caused by bringing into the Site any property or equipment, regardless of fault of by whom such damage shall be caused.

PROJECT NO. 2020ERM04 TS-20

7. Hazardous Materials: The CONTRACTOR shall keep or cause the Site to be kept free of hazardous wastes or substances.

8. Project Sign: The CONTRACTOR shall install a temporary project sign at the site entrance identifying the project by name, CONTRACTOR, and relevant contact information, at the CONTRACTOR’s expense.

9. Clean-up: Construction debris, waste materials, packaging material, and the like shall be removed from the work site daily. Any dirt or mud that is tracked onto paved or surfaced roadways shall be cleaned away.

10. Restoration of Staging Site: Upon completion of a Work Order and after removal of trailers, materials, and equipment from within the fenced area, the fence shall be removed and will become the property of the Contractor.

Areas used by the Contractor for the storage of equipment or material, or other use shall be restored to the original or better condition. Gravel used to traverse grassed areas shall be removed and the area restored to its original condition, including topsoil and seeding as necessary.

11. Events of Defaults: If the CONTRACTOR defaults in fulfilling any of the requirements and such defaults shall continue for the period of ten (10) days after notice from COUNTY to CONTRACTOR specifying the nature of said defaults, or if the default so specified shall be of such a nature that the same cannot be reasonably cured or remedied within said ten (10) day period, if CONTRACTOR shall not in good faith have commence the curing or remedying of such default within such ten (10) day period and shall not thereafter diligently proceed therewith to completion. If any execution or attachment shall be issued against CONTRACTOR or any of CONTRACTORS’s property and shall not be discharged or vacated within seven (7) days after the issuance of thereof.

12. Insurance: Contractor to include FIND as an Additional Insured on

Commercial General Liability requirements. Contractor shall also include a Waiver of Subrogation against FIND.

13. Performance Bond Prior to the use of FIND Staging Area, CONTRACTOR shall deliver to FIND a surety bond issued by a surety reasonably satisfactory to FIND or a cash bond in the principal amount of One Hundred Thousand and 00/100 Dollars ($100,000), conditioned on CONTRACTOR’S complete removal from the FIND Staging Area of all materials placed thereupon by CONTRACTOR during the term of an open Work Order or not later than May 31, 2022, whichever is later. The cost of the Performance Bond for use of the FIND Staging Area shall be incidental to and included in the line item price for Alternate 2 Mobilization the bid proposal.

PROJECT NO. 2020ERM04 TS-21

2 SUPPLY STONE, SAND AND FILTER FABRIC

All stone shall be durable material and approved by the COUNTY. The CONTRACTOR shall show that an adequate quantity of material is available from the proposed source.

Stone shall be of a suitable quality to ensure permanence in the structure and in the climate in which it is to be used. It shall be free from cracks, blast fractures, seams and other defects that would tend to increase its deterioration from natural causes. If, by visual examination, it is determined that 10 percent or more of the stone produced contains hairline cracks, then all stone produced by the means and measures which caused the fractures shall be rejected. A hairline crack that is defined as being detrimental, shall have a minimum width of 4 mm and shall be continuous for one-third the dimension of at least two sides of the stone. All stone shall be clean and reasonably free from soil, quarry fines, and shall contain no refuse.

Limestone shall be used to construct oyster reefs, oyster beds and revetments. All stone shall be hard, dense, durable and well graded within specified limits. Not more than 10% of the stones (by weight) within any gradation range shall have a least dimension less than one-third the greatest dimension (3:1 length to thickness). Greater than 10% flatter stone by weight will not be accepted unless specifically called for in the Work Order. The inclusion of objectionable quantities of dirt, sand, clay and rock fines will not be permitted.

2.1 SUBMITTALS

The following items shall be submitted to the COUNTY for review and written approval by the COUNTY at least ten (10) calendar days prior to acceptance and delivery of materials to the work site:

A. Product Data: Submit source for the following materials:

Armor Stone (2’ to 3’stone)

Gabion Stone (FDOT Code 34) (3” to 6” Dry Screened Limestone)

Ditchline Riprap (FDOT Code 33) (4” to 12” Limestone Riprap)

FDOT No. 2 Course Aggregate

Loose Shell

Sand

B. Gradation Test : Submit gradation tests using the GRADATION TEST DATA SHEETS appended to the end of this Section for stone.

C. Physical Properties: The tests to which stone from each quarry shall be subjected shall include carbonates, unit weight, absorption, sulfate soundness and abrasion.

Stone shall meet the following criteria:

PROJECT NO. 2020ERM04 TS-22

STONE, RIPRAP AND COURSE AGGREGATE

Test Criteria

Bulk Specific Gravity SSD FM 1-T 085 minimum 2.24 lb/cf

Absorption FM 1-T 085 Less than 5%

Sulfate Soundness AASHTO T104 Less than 12% loss (after five cycles)

LA Abrasion FM 1-T096 Less than 45%

Carbonates FM 5-514 Gabion Stone >70%, Other > 50%

D. Composition: The minimum percentage of carbonates of calcium and magnesium for Gabion Stone shall be at least 70%. The minimum of carbonates of calcium and magnesium for other stone, riprap and course aggregate shall be at least 50%.

Submit a copy of test results for the stone, riprap and course aggregate proposed for use. The information shall be furnished prior to the preparation of pre-production demonstration stockpiles.

2.2 TESTING AND STUDIES

A. Sources: Stone may be furnished from any source designated by the CONTRACTOR and accepted by the COUNTY, subject to the conditions herein stated. The CONTRACTOR shall conduct tests to assure the acceptability of the stone with a minimum of one set of tests of the five (5) physical properties as identified in Section 2.1.C (above) for each 10,000 tons, or portion thereof, of material stock piled. All testing shall be performed by the CONTRACTOR at no additional cost to the COUNTY.

1. Selection of Source: The CONTRACTOR shall designate in writing a source or combination of sources from which to furnish stone. It is the CONTRACTOR’s responsibility to determine that the stone source or combination of sources selected is capable of providing the quality, quantities and gradation needed and at the rate needed to maintain the scheduled progress of the work. Samples for acceptance shall be tested in accordance with Section 2.2.B (below). If a source for stone, so designated by the CONTRACTOR, is not accepted for use by the COUNTY, testing of other sources shall be performed by the CONTRACTOR at no additional cost to the COUNTY.

2. Acceptance of Materials: Acceptance of a source of stone is not to be construed as acceptance of all material from that source. The COUNTY reserves the right to reject stones from certain localized areas, zones, strata, or channels, when such stones are unsuitable for use as determined by the COUNTY. During the course of a job, it is the responsibility of the

PROJECT NO. 2020ERM04 TS-23

CONTRACTOR to monitor and insure that all stone being used meets the specifications required by this document. The COUNTY also reserves the right to reject individual stones at the quarry, all transfer points, and at the project construction site when such stones are determined to be unsuitable.

During the course of the work, stones may be tested by the COUNTY.

B. Stone and Riprap: The stone and riprap…