Amend 0004 Revised_011100.pdf

Environmental Restoration of Outfall 008

SECTION TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 11 00

SUMMARY OF WORK

PART 1 GENERAL

1.1 PROJECT LOCATION AND DESCRIPTION

1.2 REFERENCES

1.3 SUBMITTALS

1.4 PROJECT SITE CONDITIONS

1.4.1 Physical Data

1.5 WORK SITE

1.6 WORK SEQUENCING AND SCHEDULING

1.6.1 Hours of Operations

1.6.2 Work Sequence

1.6.2.1 General

1.6.2.2 Initial Project Schedule

1.6.2.3 Periodic Schedule Updates

1.6.3 Scheduling

1.6.4 Rate of Progress

1.7 SUPERINTENDENCE BY THE CONTRACTOR

1.8 PRECONSTRUCTION CONFERENCE

1.9 COORDINATION AND DIRECTION DURING CONSTRUCTION

1.10 CONTRACTOR'S USE OF UPLAND FACILITIES AND HAULING ROUTES

1.11 CONTRACTOR USE OF PREMISES

1.11.1 General

1.11.2 Access to the Site

1.11.3 Temporary Facilities and Utilities, and Storage Areas

1.11.4 Work Limits

1.11.5 Protection and Security

1.11.6 Emergency Contacts

1.11.7 Damaged Property

1.11.8 Contractor's Receipt of Supplies

1.11.9 Daily Clean Up

1.11.10 Littering

1.11.11 Government Sanitary Facilities

1.12 QUALITY ASSURANCE

1.13 PRE-CONSTRUCTION PHOTOGRAPHIC SURVEY

1.14 PRE-CONSTRUCTION EXISTING CONDITION DRAWING MARK-UPS

1.15 GENERAL SAFETY REQUIREMENTS

1.15.1 General

1.15.2 Contractor's Project Superintendent

1.16 ENVIRONMENTAL PROTECTION

1.17 RECORD DRAWINGS

1.17.1 Preparation of Record Drawings

PART 2 PRODUCTS

PART 3 EXECUTION

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SECTION 01 11 00 Page 1

SECTION 01 11 00

SUMMARY OF WORK

PART 1 GENERAL

1.1 PROJECT LOCATION AND DESCRIPTION

The general description below is given to indicate the approximate scope of this project only. It does not limit the work required under the project drawings and specifications.

This project consist of remediating contaminated sediments associated with Outfall-008 at the former Stratford Army Engine Plant (SAEP) property in Stratford, Connecticut. The former SAEP is located at 550 Main Street in Stratford, Connecticut on the Stratford Point peninsula in the southeast corner of Fairfield County. The remediation of the contaminated sediments associated with the Tidal Flats will be solicited as a separate project.

Remediation of the contaminated sediments associated with OF-008 define the scope of the remediation project; the SAEP upland is regulated under a Resource Conservation and Recovery Act (RCRA) Stewardship Permit.

The Contractor shall excavate contaminated material from the Outfall 008 drainage ditch; excavation may be performed in wet or dry conditions. The sediments to be removed are categorized below. The OF-008 drainage ditch shall be backfilled with clean material and stabilized for erosion control.

Outfall 008 Sediment - Greater than or equal to 1 ppm PCBs but less than 10 ppm PCBs (TSCA regulated) and meeting CT Commercial/Industrial State standards for inaccessible soils. Sediment concentrations to be confirmed with sediment management bin sampling and placed in the beneficial re-use temporary stockpile; and

The Contractor will be responsible for on-site demolition which includes, but is not limited to, the decommissioning of existing monitoring wells associated with the RCRA project.

The Contractor shall note that additional contaminated material may be discovered during the execution of this project and that if found, the Contractor must notify the COR and the sediment shall be managed in accordance with local, State of Connecticut and Federal regulations.

Debris/boulders that are found in OF-008 by the Contractor must decontaminated and disposed of in accordance with the project specifications.

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

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1.3 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. The following shall be submitted in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-01 Preconstruction Submittals

Public Notice; G, RO

Submit a copy of the proposed wording of the Public Notice to the Contracting Officer for approval.

Utility Location Confirmation; G, DO

Prior to beginning work within one hundred feet of OF-008 excavation and trenching areas, the Contractor shall coordinate with all utility owners and submit all record information collected from utilities and any additional data with regards to horizontal and vertical positioning.

Pre-Construction Photographic Survey; G, RO

The Contractor shall submit a pre-dredging photographic survey taken at both low and high tides as described in this section.

Pre-Construction Existing Condition Drawing Mark-ups; G, DO

SD-07 Certificates

Periodic Schedule Updates; G, RO

SD-11 Closeout Submittals

Record Drawings; G, DO

Record drawings showing all deviations which have been made from the contract drawings shall be submitted to the Contracting Officer for approval at the completion of work. See paragraph RECORD DRAWINGS for record keeping and submittal requirements.

1.4 PROJECT SITE CONDITIONS

1.4.1 Physical Data

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. Site Conditions: The indications of physical conditions on the drawings and in the specifications are the result of site investigations and surveys. The conditions represented prevailed at the time the investigations and surveys were made. Before commencing work at the site, the Contractor shall verify the existing conditions indicated on the drawings and in the specifications. See CONTRACT

SECTION 01 11 00 Page 3

CLAUSE entitled "SITE INVESTIGATION AND CONDITIONS AFFECTING THE WORK".

b. Weather Conditions: Weather conditions for the site may be obtained by the Contractor from the National Oceanic and Atmospheric Administration's National Weather Service; www.NOAA.gov.

c. Tide Conditions: The mean tidal range in the project area is 6.5 feet.

Predicted times and heights of tides for each day of the year can be obtained from the National Oceanic and Atmospheric Administration, National Ocean Service, "Tidal Current Tables, Atlantic Coast of North America."

d. Transportation facilities: The Contractor shall make its own investigations on the use of town, State and Federal highways, roads, streets, and bridges.

e. See Section 00 32 00 and other pertinent sections of the specifications for chemical testing information and requirements.

1.5 WORK SITE

All Federal, State, and Local rules, regulations, and requirements covering such items as, but not limited to, general safety, security, sanitary requirements, environmental protection, pollution control, and traffic regulations shall be observed by the Contractor. Stratford Army Engine Plant is a secure site. The contractor shall coordinate site access with the security office.

1.6 WORK SEQUENCING AND SCHEDULING

1.6.1 Hours of Operations

Operational Hours: The Contractor will be allowed to perform dredging and disposal work 24 hours a day, 7 days a week, including holidays, for the entire performance period of this contract, pending any limitations required by the Town of Stratford.

1.6.2 Work Sequence

1.6.2.1 General

There are certain essential criteria relative to the preparation of a work sequence and time schedule which the Contractor will be required to implement and follow during the prosecution of the work. Minor variations in the sequence of the items of work as approved may be made by the Contractor, provided such variations do not conflict with critical elements of the schedule. Proposed minor variations shall be noted on the progress charts submittal required by CONTRACT CLAUSE, entitled "SCHEDULES FOR CONSTRUCTION CONTRACTS." Variations shall be approved by the Contracting Officer prior to implementation.

1.6.2.2 Initial Project Schedule

See Section 01 32 01 PROJECT SCHEDULE

1.6.2.3 Periodic Schedule Updates

See Section 01 32 01 PROJECT SCHEDULE

SECTION 01 11 00 Page 4

1.6.3 Scheduling

All work shall be carefully scheduled to prevent delays. PCB Dredging shall proceed from greater than 10 ppm areas, followed by greater than 1 ppm areas, and shall be executed before all other dredge areas.

1.6.4 Rate of Progress

a. Employ ample personnel and sufficient equipment to accomplish the work of this contract in the least amount of time, within the prosecution period specified in the Special Contract Requirements.

b. Should the Contractor fail to maintain the required rate of progress, the Contracting Officer may require that additional personnel and equipment be placed on the work and weekend and overtime work be performed, in order that the work be brought up to schedule and maintained. If, after a reasonable amount of time determined by the Contracting Officer, progress has either not been initiated, or has failed to sufficiently bring the work back on schedule to be completed by the scheduled contract period, the contract may be terminated.

1.7 SUPERINTENDENCE BY THE CONTRACTOR

a. At all times during the performance of the contract and until the work is completed and accepted, the Contractor shall directly superintend the work or assign and have on the worksite a competent project superintendent who is satisfactory to the Contracting Officer and has the authority to act for the Contractor.

b. The project superintendent shall maintain a physical presence at the site at all times and be responsible for all construction and related activities at the site, except as otherwise acceptable to the Contracting Officer.

c. Failure to comply with these requirements shall be deemed as cause for a non-compensatory stoppage and suspension of work until the deficiency is remedied.

d. The project superintendent may not serve as the Site Safety and Health Officer (SSHO) or the Construction Quality Control Manager (CQCM).

1.8 PRECONSTRUCTION CONFERENCE

The Contracting Officer will conduct a preconstruction conference with key Contractor personnel. The purpose of the conference is to review contract requirements and to establish a working relationship between the Contractor's Staff and the U.S. Army Corps of Engineers (USACE) personnel who will be closely associated with the project. During the conference, the Contracting Officer will inform the Contractor concerning topics such as, but not limited to, job safety, quality control, temporary facilities and storage areas, labor relations, and environmental protection.

Suggested attendees include, but not limited to the Contractor's Project Superintendent, Quality Control Representative, and Site Safety and Health Officer (SSHO) shall attend this conference.

1.9 COORDINATION AND DIRECTION DURING CONSTRUCTION

a. The Contractor shall not take or accept any direction or instructions issued by any person, employed by the Government or otherwise, other

SECTION 01 11 00 Page 5

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Cross-Out than the Contracting Officer that changes the terms and conditions of contract actions, the scope, or any change that impacts the cost, price, or schedule. Changes authorized by the Contracting Officer will be in the form of a written, official, signed modification to the contract action received by the Contractor before the Contractor will act upon those changes. Any direction given by any Government employee or any other person outside their authority must be reported to the Contracting Officer.

b. The Contracting Officer Representative (COR) is limited to the authorities stated in the COR appointment letter. If a COR is appointed under this contract, they will be appointed by written letter from the Contracting Officer to the Contractor and COR specific to this contract only. COR appointment letters from previous contracts are not valid for this contract. See the Contracting Officer’s Representative clause of this contract.

1.10 CONTRACTOR'S USE OF UPLAND FACILITIES AND HAULING ROUTES

a. Unless obtained by the Government or specified otherwise in the contract documents, the Contractor shall be responsible for the following:

(1) Locating, coordinating, and obtaining permission to use any land-based water access (docks, piers, ramps, etc.) that the Contractor deems necessary to complete the work.

(2) Determining, if necessary, the trucking and hauling routes and associated restrictions to and from the work, to include the coordination for the use of such routes with local, state, and federal authorities.

(3) Complying with all local, state, and federal regulations and restrictions when using any upland facilities or hauling routes.

b. The Government and its representatives will be allowed the use of the same land-based water access obtained by the Contractor.

1.11 CONTRACTOR USE OF PREMISES

1.11.1 General

Prior to the start of construction, the Contractor shall arrange with the Contracting Officer a sequence of procedures, means of access to work areas, space utilization for staging and storage of materials and equipment, and the use of approaches to the work areas. (Refer to Drawing G-102).

1.11.2 Access to the Site

a. The Contractor is responsible for maintaining access necessary for its equipment, material, and plant to and from the work area. The contractor shall coordinate with the Stratford Army Engine Plant security office.

b. Upland Access will occur at the site security office and entrance gate on Sniffens Lane.

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1.11.3 Temporary Facilities and Utilities, and Storage Areas

See Section 01 50 00 TEMPORARY CONSTRUCTION FACILITIES AND CONTROLS, subpart "Contractor's Temporary Facilities."

1.11.4 Work Limits

The limits of work are shown on the contract drawings.

1.11.5 Protection and Security

a. Protection to Contractor personnel or their equipment cannot be provided at the worksite by the Government.

b. The Contractor shall protect all its personnel, Government personnel, and the general public from injury.

c. The Contractor shall conduct all its work so as to prevent injury or unsafe conditions during construction.

d. The Contractor shall report any vandalism, suspicious activities, or devices to the Contracting Officer and local police as soon as possible.

e. Stratford Army Engine Plant is a secure site. The contractor must maintain a secure site for the duration of the project. All visitors and contractors must check in at the security desk at the main entrance of 550 Main Street each day.

1.11.6 Emergency Contacts

The Contractor shall provide a list of emergency contacts in the event of an emergency. The list shall include the contact names, addresses, and telephone numbers. As changes occur and additional information becomes available, correct and change the information contained in previous lists.

1.11.7 Damaged Property

Work shall proceed in a manner which will minimize disturbance or risk of damage to boats, structures, and surrounding lands. The Contractor shall repair such items damaged in the course of carrying out the work at no additional cost to the Government. All repairs shall match similar existing items in all aspects. All replacements shall be in kind.

1.11.8 Contractor's Receipt of Supplies

The Contractor shall be responsible for all arrangements for the receipt of materials and supplies at the job site. Government personnel are not permitted to receive or sign for items delivered to the site.

1.11.9 Daily Clean Up

The Contractor shall at all times keep rubbish from entering surrounding lands and water. Rubbish accumulated at the temporary facilities shall be removed from the premises daily.

1.11.10 Littering

The Contractor may be subjected to fines by state or local authorities for

SECTION 01 11 00 Page 7 littering or discarding of tobacco materials other than into receptacles.

1.11.11 Government Sanitary Facilities

Toilet facilities are not available on site for Contractor's use. The Contractor shall provide portable toilets for its personnel and subcontractors as specified in EM 385-1-1 under Section 2, Sanitation.

1.12 QUALITY ASSURANCE

a. All items of work not addressed in the contract documents shall be completed in strict accordance with the manufacturers’ specifications.

b. The Government is not obligated to inspect the Contractor’s work, or to protect the Contractor from the consequences of its work.

Government inspections are a general examination of the Contractor’s conduct and workmanship and are solely for the purpose of the Government. Government-designated Quality Assurance Representatives (QARs) do not have the authority to accept work, nor is a Government inspection to be construed as conclusive.

c. Government agents including QARs and project engineers are not authorized to change the contract without the written approval of the Contracting Officer; this lack of authority extends to all situations in which the action of these agents could be construed as constituting a change.

d. The quality of workmanship is subject to audit by Government or Government-designated QARs at any time during the contract. The Contractor shall cooperate fully and provide all information necessary for this audit.

e. The Contractor shall submit all requests for changes in writing to the Contracting Officer. Do not proceed with changes without possession of written authorization of the Contracting Officer.

f. The Contractor shall not conceal any work unless the Contracting Officer has approved all items of work which are to be concealed. The Contractor shall notify the Contracting Officer of its intention to conceal work at least 24 hours in advance of concealment.

1.13 PRE-CONSTRUCTION PHOTOGRAPHIC SURVEY

The Contractor shall perform a pre-construction photographic survey at the project site with the Contracting Officer. This pre-construction photographic survey shall include still photographs and videos in sufficient quantity at both low tide and high tide to fully document the existing condition of all bulkheads, piers, piles, fenders, upland areas, haul roads to stockpile and locations of storage areas and other shorefront features within and adjacent to the limits of work as shown on the drawings. In addition, include the condition of major constructed features, including but not limited to marine mattresses, jetties, dykes, slopes abutting the work area, other rock or earthen structures any other structures the COR identifies. A written narrative shall be prepared by the Contractor which organizes and summarizes the findings of the pre-dredging survey photographs and videos. The narrative shall separately organize all items by individual owners. The condition of each item shall also be documented in writing. The written narrative, together with the photographs and videos, shall constitute a "Pre-Construction Photographic

SECTION 01 11 00 Page 8

Survey Report", which shall be submitted to the Contracting Officer for approval. No on-site dredging work shall be performed until this "Pre-Construction Photographic Survey Report" has been approved. Damage to features caused by the Contractor's operations shall be repaired by the Contractor at no additional expense to the Government.

1.14 PRE-CONSTRUCTION EXISTING CONDITION DRAWING MARK-UPS

Prior to construction, the Contractor shall submit a set of the existing conditions drawings that have been marked-up to accurately indicate current site condtions.

After the Contracting Officer has received and reviewed the submittal of the drawings the Contractor and the Contracting Officer's Representative (COR) will walk the site to compare the pre-construction conditions with the scope of remediation work as shown on the construction drawings. If it is found that site conditions differ from those on the contract drawings in a way that effects the work, the work will be done at an equitable adjustment to the contract price in accordance with the CONTRACT CLAUSE titled "Changes" pending CO approval.

1.15 GENERAL SAFETY REQUIREMENTS

1.15.1 General

The Contractor shall take all necessary precautions in observing safety regulations in accordance with Section 01 35 26 GOVERNMENTAL SAFETY REQUIREMENTS, and shall assume the responsibility to guard against causing of fires and/or explosions and to protect Government property. The Contractor shall perform the work in a manner consistent with security and with fire safety regulations especially with regards to ingress and egress. Temporary closures shall not compromise life safety, security or fire safety.

1.15.2 Contractor's Project Superintendent

The Contractor's project superintendent shall take an active role in enforcing the safety requirements by participation in safety conferences, hazard analysis, tool box meetings, walk-through inspections, correction of violations, etc., and including that of any subcontractor's work.

1.16 ENVIRONMENTAL PROTECTION

To provide for control of all environmental pollution arising from construction activities, the Contractor and its subcontractors, in the performance of this contract, shall comply with Section 01 57 20 ENVIRONMENTAL PROTECTION, and all applicable federal, state, and local laws and regulations concerning environmental protection pollution control and abatement.

1.17 RECORD DRAWINGS

Maintain at the jobsite one set of full-size contract drawings marked to show all deviations which have been made from the contract drawings, including buried or concealed construction and utility features revealed during the course of construction. Record the horizontal and vertical location of all buried utilities that differ from the contract drawings.

These drawings shall be available for review by the Contracting Officer at all times. Upon completion of the work, submit the original marked set of

SECTION 01 11 00 Page 9 prints to the Contracting Officer for approval. Requests for partial payments will not be approved if the marked prints are not current, and request for final payment will not be approved until the marked prints are submitted to and approved by the Contracting Officer.

1.17.1 Preparation of Record Drawings

The entries shall be made in the jobsite set of prints at the time field changes are made, pertinent information collected, or need for corrections established, as a continuing process during the life of the contract. As revised drawings are issued by the Contracting Officer, revised prints shall be introduced into the set to replace the superseded drawings and all applicable notations previously made on the superseded drawings transferred to the current prints. Carefully prepared sketches, not less than 8-1/2" x 11", may be used to depict changes or added information in lieu of notations on the actual prints. Staple sketches to the prints affected by the change. All plan views, sections, elevations, profiles, diagrams, details, or schedules affected by a change shall be marked up as required to reflect the change. All notations or changes made on the prints shall be in sufficient detail to clearly depict the change.

Colored pens or pencils shall be used to make notations on the record prints as follows:

Red pen or pencil shall be employed to indicate added or corrected work or information.

Green pen or pencil shall be used to show the deleted or incorrectly depicted work or information.

Blue or black pen or pencil shall be used to show information not to be recorded on the drawings but included on the marked-up prints for explanatory or clarification purposes for the benefit of the Contracting Officer.

PART 2 PRODUCTS

Not Used

PART 3 EXECUTION

Not Used

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