1600118_-_SOW_-_Steam_and_Condensate_Goodrich_Ave.pdf

Public Works Department, Maine

Rev 11

MEMORANDUM

From: PM & E To: Acquisition Date: 08/16/18 Subject: MM UEM Repair Steam and Condensate on Goodrich Ave.

eProjects #: 160018 Point of Contact: Mike Melvin, ext. 1049

Attachments:

(1) Bid Form

(2) Div 1 Specs

(3) Technical Specifications –

a. Section 02 82 16.00 22, “Engineering Control of Asbestos Containing Materials

(PWD ME)

b. Section 31 23 00.00 22, “Excavation and Fill” (PWD ME)

(4) Submittal Register

(5) Drawings – Worksite Encompassed in This Scope of Work

(6) Draft eOMSI Workbook – Not included

(7) Draft Internal Service Requirement List – Not included

(8) Drawings for a Previous Project, “Replace Steam & Condensate Goodrich Avenue &

Sicard St.”

1.0 SCOPE OF WORK:

The work includes the following and incidental related work:

1.1 Design – The contractor shall provide a complete design (stamped by a licensed PE) to replace the existing steam and condensate piping within the hatched work area in Attachment (5) with pre-engineered piping, per the criteria provided in UFC 3-430- 01FA, “Heating and Cooling Distribution Systems” and the requirements of ASME B31.1, “Power Piping.” The work area includes the steam and condensate system starting MH #170, running to along Goodrich Ave to MH #216, across the intersection from MH #170 to MH #171A, plus the branch lines to B306, H23, and H1. The steam system shall include all valves, traps, strainers, pre-engineered piping, bedding / supports, expansion joints / loops, anchors, and any other items specified in or required by UFC 3-430-01FA or necessary to have a properly functioning system in the areas encompassed by this work. As part of the design, the designer shall tailor / edit UFGS-33 61 13 to address the unique use of pre-engineered pipe in this application.

Subj: MM UEM Repair Steam and Condensate Along Goodrich Ave.

Date: 08/16/18 Page: 2 of 22

Note: A design exists for the replacement of the steam and condensate piping along the section of Goodrich Ave running from Raleigh Square to MH #170. The piping along that portion of Goodrich Ave. was replaced in 2016. The designer shall reference the existing design, provided as Attachment (8), to develop the design for this scope of work.

Note: The approximate lengths of pipe listed below are estimates taken from the Shipyard’s utility map. The actual length of the pipe in the field may vary and it is the contractor’s responsibility to confirm the lengths of pipe in the field and to provide the correct amount of pipe required to complete the tasks in this scope of work.

Demolish Existing Steam Piping, Condensate Lines, and Previously Abandoned Hot Water Supply and Return Lines:

1.1.1 The design shall demolish the existing steam piping (approximately 1350 ft.), the existing condensate lines (approximately 1350 ft.), and abandoned hot water supply and return piping (approximately 1980 ft.)

DDT Pre-engineered Piping and Trenches:

Note: The existing piping in the trenches has seen significant damage from escaped condensate, storm water runoff, and road salts. In an effort to substantially extend the service life of the steam and condensate systems, Drainable-Dryable-Testable (DDT) pre-engineered piping (an insulated carrier pipe and an air space within a protective casing) shall be utilized to replace the existing field insulated piping.

1.1.2 The DDT pre-engineered piping will be placed into existing trenches.

1.1.3 The carrier pipe shall be of equal diameter to the sections of pipe being replaced, unless the designer can provide written justification for changing the size of the piping and that justification is formally accepted by the Government.

1.1.4 The outer pipe of the DDT pre-engineered piping system shall not be susceptible to galvanic corrosion and shall be water tight / sealed to prevent moisture from entering the outer piping system.

1.1.5 All terminations, interfaces, or transitions of the pre-engineered pipe to another piping system shall be watertight and sealed to prevent moisture from entering the DDT outer piping system.

1.1.6 Casing vents and drains shall be provided in piping endplates, which shall be located in the manholes.

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1.1.7 The trenches shall be backfilled once the existing pipe in the trench has been demolished. The design shall include provisions in the floor of the existing trenches to allow water entering the trenches to drain through the floor of the trench. Those provisions shall prevent fill materials used to support the pipe from escaping / undermining the support of the pipe itself. Where trenches run beneath exposed covers serving as sidewalks, the covers replaced with an ADA compliant sidewalk (suitable for AASHTO H20 wheel loadings) and granite curbs (where adjacent to the roadway). Where the trenches run across roads, after backfilling the trenches, they shall be paved over with a design suitable for AASHTO H20 wheel loadings.

1.1.8 The steam carrier pipe shall be seamless schedule 40 steel, conforming to

ASTM A53 Type S or better.

1.1.9 The condensate carrier pipe shall be seamless schedule 80 steel, conforming to ASTM A53 Type S, or better.

1.1.10 Isolation valves shall be provided. The valves shall be gate type, class 300, weld end, with valve bodies manufactured from ASTM A105 forged steel (or better). The valves shall conform with the standards of ASME B16.34.

Fittings:

1.1.11 All fittings in the steam distribution system will be welded except at equipment, traps, strainers, and items which require frequent removal. These items will be threaded or flanged. Fittings for steam lines shall be schedule

40. Fittings for the condensate lines shall be schedule 80. All fittings shall be manufactured from ASTM A234 steel (or better), conforming to the standards of ASME B16.9.

Manholes:

1.1.12 Manholes present in the overall work area, which may require significant repairs include MH 171A, MH 184, MH 193, MH 194, MH 201, MH 203, MH 204, and MH 204A. All other manholes appear to be newer or in good repair.

1.1.13 The contractor / design firm shall survey and assess the condition of the existing manholes listed in the previous paragraph.

1.1.14 The contractor’s design for the steam system shall include repairs to the manholes listed above, present within the bounds of the work area, ensuring the manholes meet the requirements of UFC 3-430-01FA. This shall include, ladders, sump pumps, electrical power to the sump pumps, sump discharge plumbing to the nearest storm drain (and connections to it), and new covers

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(where necessary), repairs to the manhole and trench structures, and any other items specified in or required by UFC 3-430-01FA.

1.2 Construction – The contractor shall provide of the all materials and labor to construct and test the design provided as part of this contract, using work practices in accordance with the criteria and requirements of UFC 3-430-01FA and ASME B31.1.

Traffic Control:

1.2.1 A portion of the work site for this contract a situated in a heavily used parking lot and a busy intersection on the Shipyard. To minimize the impacts of the construction to the Shipyard’s workforce, work impacting lanes of travel through the intersection of Goodrich Ave. and Parker Ave. shall be scheduled / structured to maintain the vehicular and pedestrian traffic flow through these areas.

1.2.2 The contractor shall provide and laydown road plates to cover work sites, crossing both lanes of traffic, allowing vehicles and pedestrians to safely travel over / through these areas when they are not actively being worked.

The contractor shall provide jersey barriers, handrails, or other suitable barricades to direct traffic and pedestrians around and out of the worksite. In the event that a worksite that will be barricaded and will impact the flow of traffic, the contractor shall provide flaggers and coordinate with Shipyard Security to direct the flow of traffic around the worksite.

1.2.3 Regardless of the Shipyard’s shift, the contractor shall provide and maintain the appropriate barricades and handrails to prevent pedestrians and vehicles from inadvertently entering the worksite.

Change in Traffic Flow / Pattern and Traffic Direction:

1.2.4 The contractor shall notify the NAVFAC Construction Manager two weeks ahead of any proposed changes to the existing traffic flow or pattern. The Construction manager will notify the Shipyard Public Affairs Office, Shipyard Security, and Emergency Services of the contractor’s plans, via an outage.

The contractor may proceed with the change to the traffic flow and pattern only after the outage is approved and after given permission to proceed by the Construction Manager.

1.2.5 The contractor shall provide flaggers to direct the flow of traffic during all shifts where a worksite (within the bounds of this scope of work) changes or impedes the flow of traffic.

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1.2.6 Any work that requires the complete closure of the road shall be performed on weekends or on night shift.

Piping System Testing:

1.2.7 The contractor shall perform all Non-destructive Testing (NDT) required by the pipe manufacturer, UFC 3-430-01FA, and ASME B31.1. This testing shall include hydrostatic pressure testing of the piping system per ASME B31.1.

Trench Wall Repairs:

1.2.8 The contractor shall assume that the trenches will be backfilled, as described earlier on, after the pipe is installed. Trench walls will not be repaired.

Temporary Steam or Hot Water for Multiple Buildings:

1.2.9 Buildings H21, H23, 315, and 315A use steam year-round to make domestic hot water. The contractor shall provide temporary hot water or a temporary steam feed to these buildings during the duration of the time the normal steam service is interrupted to the buildings. The temporary hot water supply shall allow for a minimum of 50 GPM for Building H21, 60 GPM for Building H23, 120 GPM for Building 315, and 60 GPM for Building 315A at the temperatures currently supplied (the contractor will have to measure the water temp) or temporary steam service shall be of equal (quantity / volumetric flow to what currently is consumed).

1.2.10 Building 306 uses steam year round to generate hot water for a dehumidification process, which serves a space approximately 20’ x 30’ x 10’.

Relative humidity must be maintained at 50% or less, using 100% outside air.

The contractor shall provide either a temporary steam supply to Building 306 or temporary equivalent dehumidification for the space described above for the duration of the time the normal steam service is interrupted to the building.

Asbestos Testing and Abatement:

1.2.11 The contractor shall test all sections of insulated pipe to be removed for

Asbestos Containing Material. Only one test is required along a run of pipe the insulation material is homogenous. Where there is a change in the insulation material from an adjacent section, another test shall be performed.

Testing shall also be performed on the sediment in the bottom of the trenches.

1.2.12 The contractor shall abate all asbestos from piping insulation and sediment in the bottom of trenches for up to 350 ft. linear feet of trench, using the controls and procedures required by the Navy, the State of Maine, and the Federal

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Government in accordance with Section 02 82 16.00 22, “Engineering Control of Asbestos Containing Materials (PWD ME),” which is included in Attachment (3). The contractor’s proposal shall include a unit cost per linear foot of trench for asbestos abatement.

Phasing to Reduce Parking and Traffic Outages:

1.2.13 The contractor shall perform the work in phases to minimize the impact to parking spaces and of road outages. Work affecting parking spaces and / or causing road outages shall be prioritized for completion ahead of other work in the project. For work affecting parking lots, the contractor shall perform as much of the work as possible outside of the Shipyard’s periods of heavy traffic (6 am - 8 am and 3 pm – 5 pm), performing as much of work as possible on backshifts or on the weekends. The contractor’s schedule and submittals shall reflect this requirement. While it is understood that a number of parking spaces number of parking spaces will be out of service while the excavation is open, the contractor shall not be permitted to perform the work in a manner that blocks access to the northern lobe of the Building 306 parking lot, nor the parking lot east of Building H21.

Phasing to Address Installation Remediation Soils and Non-Installation Remediation Soils:

1.2.14 This project contains both IR and Non-IR soils within the bounds of the work area. The IR soil must be kept separate from the Non-IR soils and the contractor shall phase the work of the project to ensure the soils are not comingled. As is described in the Excavation specification in Attachment (3), both soils have different storage and disposal requirements, which must be strictly adhered to. The bulk of the IR soils in this project reside with the run of piping under the Building 306 parking lot. The contractor’s pre-construction design and scheduling submittals shall address the phasing required to keep the two soils separate and to store / dispose of the soils properly.

Option 1 – Replace the Steam and Condensate Lines from MH 171A to Bldg. 315

The work includes the following and incidental related work:

1.3 Design – The contractor shall provide a complete design (stamped by a licensed PE) to replace the existing steam and condensate piping within the hatched work area in Attachment (5) (for Option 1), with in-ground pre-engineered piping and field insulated piping (for above-ground), per the criteria provided in UFC 3-430-01FA, “Heating and Cooling Distribution Systems” and the requirements of ASME B31.1, “Power Piping.” The work area includes the steam and condensate system starting MH #171A, running to along Parker Ave to MH #176, the branch line to B315, and

Page: 7 of 22 new steam and condensate connector lines travelling up and over B315 to B315A, allowing either B315 or B315A to be fed steam from either direction. The steam system shall include all valves, traps, strainers, pre-engineered piping, bedding / supports, expansion joints / loops, supports, anchors, and any other items specified in or required by UFC 3-430-01FA or necessary to have a properly functioning system in the areas encompassed by this work. This shall include the materials required to cover / hide the portions of the field insulated pipe travelling up and over B315 and B315A, blocking view of the pipe from the ground level. As part of the design, the designer shall tailor / edit UFGS-33 61 13 to address the unique use of pre-engineered pipe in this application and the use of field insulated pipe to bridge the two legs of the steam and condensate systems serving B315 and B315A.

Note: A design exists for the replacement of the steam and condensate piping along the section of Goodrich Ave running from Raleigh Square to MH #170. The piping along that portion of Goodrich Ave. was replaced in 2016. The designer shall reference the existing design, provided as Attachment (8), to develop the design for this scope of work.

Note: The approximate lengths of pipe listed below are estimates taken from the Shipyard’s utility map. The actual length of the pipe in the field may vary and it is the contractor’s responsibility to confirm the lengths of pipe in the field and to provide the correct amount of pipe required to complete the tasks in this scope of work.

Demolish Existing Steam Piping, and Condensate Lines:

1.3.1 The design shall demolish the existing steam piping (approximately 500 ft.), and the existing condensate lines (approximately 500 ft.).

DDT Pre-engineered Piping and Trenches:

Note: The existing piping in the trenches has seen significant damage from escaped condensate, storm water runoff, and road salts. In an effort to substantially extend the service life of the steam and condensate systems, Drainable-Dryable-Testable (DDT) pre-engineered piping (an insulated carrier pipe and an air space within a protective casing) shall be utilized to replace the existing field insulated piping.

1.3.2 The DDT pre-engineered piping will be placed into existing trenches.

1.3.3 The carrier pipe shall be of equal diameter to the sections of pipe being replaced, unless the designer can provide written justification for changing the size of the piping and that justification is formally accepted by the Government.

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1.3.4 The outer pipe of the DDT pre-engineered piping system shall not be susceptible to galvanic corrosion and shall be water tight / sealed to prevent moisture from entering the outer piping system.

1.3.5 All terminations, interfaces, or transitions of the pre-engineered pipe to another piping system shall be watertight and sealed to prevent moisture from entering the DDT outer piping system.

1.3.6 Casing vents and drains shall be provided in piping endplates, which shall be located in the manholes.

1.3.7 The trenches shall be backfilled once the existing pipe in the trench has been demolished. The design shall include provisions in the floor of the existing trenches to allow water entering the trenches to drain through the floor of the trench. Those provisions shall prevent fill materials used to support the pipe from escaping / undermining the support of the pipe itself. Where trenches run beneath exposed covers serving as sidewalks, the covers replaced with an ADA compliant sidewalk (suitable for AASHTO H20 wheel loadings) and granite curbs (where adjacent to the roadway). Where the trenches run across roads, after backfilling the trenches, they shall be paved over with a design suitable for AASHTO H20 wheel loadings.

1.3.8 The steam carrier pipe shall be seamless schedule 40 steel, conforming to

ASTM A53 Type S or better.

1.3.9 The condensate carrier pipe shall be seamless schedule 80 steel, conforming to ASTM A53 Type S, or better.

Field Insulated Pipe:

1.3.10 The contractor shall provide 3” seamless schedule 40 carbon steel pipe, conforming to ASTM A53 Type S, to carry steam from Building 315 to Building 315A.

1.3.11 The contractor shall provide 1 1/2” seamless schedule 80 carbon steel pipe, conforming to ASTM A53 Type S, to carry steam from Building 315 to Building 315A.

1.3.12 The new field insulated steam and condensate piping shall tie into newly replaced below grade steam service at the point of entry to the building. The new field insulated piping shall travel vertically up the wall on Building 315, then across the roof to the notch in the building where the crosswalk spans between Building 315 and Building 315A. The piping shall transit vertically down the wall, as far to the side of the window in the notch to avoid obstructing the view from that window. The pipe shall then travel across the

Page: 9 of 22 roof of the crosswalk, to Building 315A and up to its roof. The piping will then travel across the roof of B315A to the point directly above the existing point of entry of the below grade steam service to the building. The piping shall then travel vertically down the wall and shall tie into the existing steam service (the service is not shown on the Shipyard’s utility maps, but is relatively new).

Valves:

1.3.13 Aboveground lockable isolation gate valves shall be provided for the new steam and condensate piping at either end of the piping runs. The valves shall be class 300, weld end, with valve bodies manufactured from ASTM A105 forged steel (or better). The valves shall conform with the standards of ASME B16.34.

Fittings:

1.3.14 All fittings in the steam distribution system will be welded except at equipment, traps, strainers, and items which require frequent removal. These items will be threaded or flanged. Fittings for steam lines shall be schedule

40. Fittings for the condensate lines shall be schedule 80. All fittings shall be manufactured from ASTM A234 steel (or better), conforming to the standards of ASME B16.9.

Manholes:

1.3.15 The only manhole present in the overall work area, which may require significant repairs is MH 176. MH 172 and MH 174 no longer serve a purpose and shall be filled-in in the same manner as the trenches, with similar provisions made to allow the drainage of water without loss of the fill materials.

1.3.16 The contractor / design firm shall survey and assess the condition of the MH 176.

1.3.17 The contractor’s design for the steam system shall include repairs to MH 176 ensuring it meets the requirements of UFC 3-430-01FA. This shall include a ladder, sump pump, electrical power to the sump pump, sump discharge plumbing to the nearest storm drain (and connections to it), and a new cover (if necessary), repairs to the manhole and trench structure, and any other items specified in or required by UFC 3-430-01FA. The design shall also address the demolition or filling / drainage modifications to MH 172 and MH174.

1.3.18 All steam and condensate piping visible from the ground level shall be shrouded / concealed, using materials (e.g. wood trellis, etc.), to limit the

Page: 10 of 22 visual impact of the piping runs. This includes the isolation valves. The contractor shall select colors and materials that complement the exterior of Buildings 315 and 315A. The contractor’s proposal for shrouding and concealing the pipes shall be subject to approval by the Government.

1.4 Construction – The contractor shall provide of the all materials and labor to construct and test the design provided as part of this contract, using work practices in accordance with the criteria and requirements of UFC 3-430-01FA and ASME B31.1.

Traffic Control:

1.4.1 This work site for this option is situated in the street serving a large parking further down Parker Ave. To minimize the impacts of the construction to the Shipyard’s workforce, work impacting lanes of travel along Parker Ave. shall be scheduled / structured to maintain the vehicular and pedestrian traffic flow through these areas.

1.4.2 The contractor shall provide and laydown road plates to cover work sites crossing both lanes of traffic, allowing vehicles and pedestrians to safely travel over / through these areas when they are not actively being worked.

The contractor shall provide jersey barriers, handrails, or other suitable barricades to direct traffic and pedestrians around and out of the worksite. In the event that a worksite that will be barricaded and will impact the flow of traffic, the contractor shall provide flaggers and coordinate with Shipyard Security to direct the flow of traffic around the worksite.

1.4.3 Regardless of the Shipyard’s shift, the contractor shall provide and maintain the appropriate barricades and handrails to prevent pedestrians and vehicles from inadvertently entering the worksite.

Change in Traffic Flow / Pattern and Traffic Direction:

1.4.4 The contractor shall notify the NAVFAC Construction Manager two weeks ahead of any proposed changes to the existing traffic flow or pattern. The Construction manager will notify the Shipyard Public Affairs Office, Shipyard Security, and Emergency Services of the contractor’s plans, via an outage.

The contractor may proceed with the change to the traffic flow and pattern only after the outage is approved and after given permission to proceed by the Construction Manager.

1.4.5 The contractor shall provide flaggers to direct the flow of traffic during all shifts where a worksite (within the bounds of this scope of work) changes or impedes the flow of traffic.

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1.4.6 Any work that requires the complete closure of the road shall be performed on weekends or on night shift.

Testing:

1.4.7 The contractor shall perform all Non-destructive Testing (NDT) required by the pipe manufacturer, UFC 3-430-01FA, and ASME B31.1. This testing shall include hydrostatic pressure testing of the piping system per ASME B31.1.

Trench Wall Repairs:

1.4.8 The contractor shall assume that the trenches will be backfilled, as described earlier on, after the pipe is installed. Trench walls will not be repaired.

Asbestos Testing and Abatement:

1.4.9 The contractor shall test all sections of insulated pipe to be removed for

Asbestos Containing Material. Only one test is required along a run of pipe the insulation material is homogenous. Where there is a change in the insulation material from an adjacent section, another test shall be performed.

Testing shall also be performed on the sediment in the bottom of the trenches.

1.4.10 The contractor shall abate all asbestos from piping insulation and sediment in the bottom of trenches for up to 125 ft. linear feet of trench, using the controls and procedures required by the Navy, the State of Maine, and the Federal Government in accordance with Section 02 82 16.00 22, “Engineering Control of Asbestos Containing Materials (PWD ME),” which is included in Attachment (3). The contractor’s proposal shall include a unit cost per linear foot of trench for asbestos abatement.

Phasing to Reduce Parking and Traffic Outages:

1.4.11 The contractor shall perform the work in phases to minimize the impact to parking spaces and road outages. Work affecting parking spaces and / or causing road outages shall be prioritized for completion ahead of other work in the project. For work affecting parking lots, the contractor shall perform as much of the work as possible outside of the Shipyard’s periods of heavy traffic (6 am - 8 am and 3 pm – 5 pm), performing as much of work as possible on backshifts or on the weekends.

Phasing to Address Installation Remediation Soils and Non-Installation Remediation Soils:

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1.4.12 This project contains both IR and Non-IR soils within the bounds of the work area. The IR soil must be kept separate from the Non-IR soils and the contractor shall phase the work of the project to ensure the soils are not comingled. As is described in the Excavation specification in Attachment (3), both soils have different storage and disposal requirements, which must be strictly adhered to. The bulk of the IR soils in this project reside with the run of piping under the Building 306 parking lot. The contractor’s pre-construction design and scheduling submittals shall address the phasing required to keep the two soils separate and to store / dispose of the soils properly.

Option 2 – Additional Asbestos Abatement:

1.5 The contractor shall abate all asbestos from piping insulation and sediment in the bottom of trenches for an additional 350 ft. linear feet of trench, using the controls and procedures required by the Navy, the State of Maine, and the Federal Government in accordance with Section 02 82 16.00 22, “Engineering Control of Asbestos Containing Materials (PWD ME),” which is included in Attachment (3).

The contractor’s proposal shall include a unit cost per linear foot of trench for asbestos abatement.

2.0 BASIS OF BID:

The contractor shall provide a firm fixed price for each work item and reflect the value of the material, labor and equipment with a line item total by completing the attached proposal form.

3.0 GENERAL REQUIREMENTS:

All work performed by the General Contractor shall be in accordance with the requirements specified in herein and the project specifications and all local, State and Federal Codes.

The means and methods of work associated with this project shall be in accordance with the tasks specified on the enclosed contract documents and the following general requirements:

3.1. The Contractor shall coordinate all work to permit Navy/Facility Operations to be performed during the course of work. Delay claims due to periodic work stoppages or changes in work sequence based on impacts from Shipyard/Facility operations will not be allowed. The Contractor may need to work outside normal work hours and /or weekends to ensure Shipyard/Facility operations are not impacted.

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3.2. All work shall be fully coordinated with the Contracting Officer’s Representative and PWD-ME and shall comply with all Work Restrictions specified in Specification Section 01 14 00.00 22.

3.3. Contractor shall provide all supervision, labor, materials, tools, equipment, and transportation necessary to perform tasks within this project.

3.4. Utility Locating Requirements:

The Contractor shall locate all utilities within the limits of ground penetrating work as specified in Specification Section 01 35 26.00 22.

The contractor shall provide the services of a qualified independent utility locating company/person(s). The utility locating company shall indicate the utility type, size, and depth of all utilities within the proposed area of excavation including, but not limited to, voice/data, electrical, gas, water, sanitary sewer, and storm drainage.

The Contractor shall be responsible for any damage to underground utilities which occur during excavation or ground penetrating work.

The contractor/excavator shall notify Dig Safe (1-888-344-7233) within 14 calendar days, but no more than 30 calendar days, prior to the start of excavation or ground penetrating activity. The contractor/excavator shall comply with the State of Maine “Dig Safe” law (Title 23, MSRA 3360-A). If there are any questions regarding the Dig Safe process or underground utilities, contact the Contracting Officer Representative.

3.5. Utilities Within and Under Concrete Slabs, Bituminous Asphalt and Other Impervious Surfaces:

Utilities located within and under concrete slabs or pier structures, bridges, parking areas, and the like, are extremely difficult to identify. Whenever contract work involves chipping, saw cutting, or core drilling through concrete, bituminous asphalt or other impervious surfaces, the Contractor shall provide the services of a third party, independent, private locating company to locate any utilities within the limits of work. The third party, independent, private locating company shall locate utility depth by use of Ground Penetrating Radar (GPR), X-ray, bore scope, or ultrasound prior to the start of demolition and construction.

Outages to isolate utility systems must be used in circumstances where utilities are unable to be positively identified. The use of historical drawings does not alleviate the contractor from meeting this requirement.

3.6. The Contractor shall ensure work is conducted and completed in such a manner to allow access for emergency response vehicles throughout the construction period.

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3.7. Contractor Laydown Space:

Contractor lay down space is to consist of an area as shown on the contract documents. Any additional space required to complete this work must first be approved by the Contracting Officer. A deviation from the space shown on the drawing may be formally requested from the contractor depening on means and methods, sequencing, and expected space requirements for their work. All space must be approved after award of contract.

3.8. The Contractor shall dispose of all removed materials in accordance with the Shipyard/Facility, local, State and Federal regulations.

3.9. Concrete Work

Controls must be provided to ensure that concrete material (i.e., concrete debris, dust, concrete sawing waste water, wash water, curing water, and storm water in contact with curing concrete) does not enter any drainage structure.

3.10. For any work on or near the roofs

Not Used

3.11. For any work on or in a dry dock or pumpwell

Not Used

3.12. For any work working inside of or within 10 feet of the coping of the dry dock and its associated structures

Not Used

3.13. Site Work Requirements:

A. For any Site work projects in the State of Maine:

a. Site work in the State of Maine Shoreland Zone, including any filling, excavation, landscaping, and/or other earthwork in excess of one cubic yard of disturbance, shall comply with State of Maine requirements for certification in erosion and sediment control practices. A certified individual shall be responsible for management of erosion and sediment control practices at the site each day earth moving activities occur. A certified individual is required to visit the site every day to ensure proper erosion and sediment control practices are followed. As an alternative, the Contractor may choose to contract with a certified individual to supervise the Contractor's work in Shoreland areas. Under the State of Maine's Shoreland Zoning Statutes, the Portsmouth Naval Shipyard, Page: 15 of 22

Cutler Naval Support Activity & Prospect Harbor Facilities are located within the state's Shoreland zone.

b. Erosion and sediment control measures shall be installed and maintained in accordance with Maine Erosion and Sediment Control Law and Maine Erosion and Sediment Control Practices Field Guide for Contractors, latest edition. Erosion control inspections are required both before and after a precipitation event that has the potential to create runoff and at least weekly at a minimum. Contractor shall provide inspection reports to CM electronically weekly.

B. The Contractor shall restore disturbed areas surrounding limits of work to original conditions. Reuse the existing soil material, if considered suitable, to the greatest extent possible, and compact in accordance with technical specifications. Suitable backfill material shall be fine readily compressible soil or granular material, at or near optimum moisture content, and shall not contain stones larger than 3 inches, frozen lumps, chunks of clay, mineral matter, or any other objectionable material.

C. Any pavement and pavement markings removed or disturbed by the construction shall be replaced in-kind.

D. During construction, the Contractor shall provide sediment erosion controls and dewatering controls to ensure that excavation material (i.e., debris, dust, silted or contaminated water, storm water) does not enter any drainage system.

Erosion and sediment controls shall be installed and maintained in accordance with applicable state Best Management Practices appropriate for the site conditions.

E. Construction dewatering shall comply with Section 31 23 00.00 22 and State of Maine erosion and sediment control requirements and State water quality standards. Dewatering discharges shall be re-infiltrated within the project limits unless written permission is granted by the Government for an alternative method. Dewatering discharges shall not be released to the storm drain system.

F. Due to the presence of Installation Restoration soils, coordination with regulators will be required. Notify Matt Thyng (207-438-6618) three weeks prior to start of excavation work.

G. New trenching within areas of fill is not authorized without approval from

PWD-ME EV.

H. For this Project, the excavation work is located both outside (Zone 2) and inside an IR Site (Zone 1). Excess Zone 2 soils shall be transported to B357 for Government disposal. Zone 1 soils shall be stockpiled onsite by the contractor and loaded onto government trucks after government testing. The

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Rev 11 government shall test and disposed of the soil in accordance with specification 31 23 00.00.22. Zone 1 soils shall not be reused onsite or removed from the site.

I. The Contractor shall comply with the requirements specified in Section 31 23

00.00 22 for Soil Management and Disposal requirements. All soil sampling shall be coordinated with Code 106.3. Code 106.3 shall be notified at a minimum of 7 business days in advance of desired soil sampling event to allow Code 106.3 to be present during the sampling. No Soils can be removed from PNSY without approval from Code 106.3.

J. All hazardous waste generated shall be handled in accordance with PTSMTH NAVSHIPYD INST 5090.30 and shall be brought to PNSY Hazardous Waste Storage Facility (B-357) at the end of the shift generated, or daily. Contact Hazardous Waste Facility Manager Steve Mitchell (x5153) to coordinate disposal.

4.0 PERIOD OF PERFORMANCE:

PERIOD OF PERFORMANCE 222 Calendar Days

The Contractor shall mobilize and commence work as soon as reasonably feasible from date of contract award but not more than 6 weeks after award. The Beneficial Occupancy Date is to be 09/15/19 or sooner.

5.0 NOTIFICATION OF COMMENCEMENT:

The Contractor shall arrange and hold a pre-construction conference with all interested parties prior to start of work. All prerequisite submittals as listed herein in the “Submittals” paragraph shall be submitted at this pre-construction conference. The Contractor shall confirm the construction start date with the Contracting Officer Representative at least 48 hours prior to start date. Preparing and sending minutes of all meetings to the attendees are the responsibility of the Contractor.

6.0 DESIGN:

Provide all design, completed by registered professionals in disciplines specific to design tasks, associated with development of construction documents required to execute the project per herein stated Statement of Work/Project Program. Refer to Section 01 33 10.05 20 Design Submittal Procedures in the attached Div 1 Specs.

The following design submittals are required for this project.

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Rev 11 o 35% - 50% Design Development o Pre-Final Design (100%) o Final Design (Ready for Construction), note one full-size Mylar copy of as built drawings will be required along with CADD as builts.

Provide the Government with 6 complete sets of each submittal, 11 x 17 size drawings for interim submittals, mix of 11x17 and full size for final design drawings, and electronic CADD files, breakdown to be determined. Provide 2 electronic copies via separate computer disks (CDs) with each submittal. Refer to FC 1-300-09N Navy and Marine Corps Design Procedures for content requirements for each submittal phase.

7.0 WINTER CONSTRUCTION CONDITIONS:

Not Used

8.0 HAZARDOUS MATERIALS:

The Shipyard Occupational Safety, Health, and Environmental (OSHE) has detected asbestos in portions of the work area for this project. Samples previously taken along Parker Ave, the branch line to H23, and the run from H23 to H10 tested negative. The branch line to H1 has tested positive. No information exists for the branch line to B306.

If lead or asbestos are found in the worksite above action levels (or where it has previously been identified), the Contractor shall abate those materials, providing means and methods of work in conformance with all applicable local, State, Federal, and Shipyard Regulations.

8.1. Hazardous Soil: Some of the trenches in portions of this project are situated in an Installation Restoration area, which contains hazardous soils. The trench extending from MH 171 to MH 171A, from MH 171A to Building 306, from MH 171A along Parker Ave, and from MH 171 along Goodrich Ave to the edge of Building H23. See the drawings in Attachment (5) for a depiction of the boundary of the Installation Restoration Area.

8.2. Asbestos: Asbestos shall be abated using the controls and procedures required by the Navy, the State of Maine, and the Federal Government in accordance with Section 02 82 16.00 22, “Engineering Control of Asbestos Containing Materials (PWD ME),” which is included as Attachment (3).

8.3. Lead Paint: unknown, but unlikely. If lead is found in the worksite above action levels (or where it has previously been identified), the Contractor shall abate the lead materials, providing means and methods of work in conformance with all applicable local, State, Federal, and Shipyard Regulations.

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9.0 CODE/REGULATORY REQUIREMENTS:

All work performed by the General Contractor shall be in accordance with the requirements specified in the Project Specifications and all local, State and Federal Codes.

10.0 ENVIRONMENTAL PROTECTION REQUIREMENTS:

10.1. The Contractor shall prepare and submit an Environmental Protection Plan in accordance with the requirements specified in Specification Section 01 57 19.00 22.

10.2. The Contractor shall ensure compliance with the requirements related to Concrete Wash Water specified in Specification Section 01 57 19.00 22 (PNSY).

10.3. This task order does not have a separate State or Federal permit.

11.0 CULTURAL AND NATURAL RESOURCE REQUIREMENTS:

The Contractor shall include the following in their means, methods, and scheduling of work:

11.1. In the event that archaeological resources are identified during construction, work shall stop immediately and notify the Contracting Officer and PWD-ME ENV (Kerry Vautrot, 207-438-4488) for further direction. Work shall not resume until directed by the Contracting Officer to proceed.

Any modifications to the proposed action must be reviewed and approved by PWD-ME ENV prior to implementation.

12.0 SITE SUPERVISION:

The Project Site Superintendent for this project shall meet the qualifications specified in Specification Section 01 30 00.00 22.

The Project Superintendent shall be on site during working hours. The Superintendent cannot be the Quality Control Manager nor the Site Safety and Health Officer (SSHO).

Approval of the on-site Project Superintendent by the Contracting Officer is required prior to start of construction. Provide resumes for the proposed on-site Project Superintendent

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Rev 11 describing their experience with references and qualifications to the Contracting Officer for approval. The Contracting Officer reserves the right to interview the proposed on-site Project Superintendent at any time in order to verify the submitted qualifications.

13.0 SAFETY:

The Contractor shall provide a competent Site Safety and Health Officer (SSHO) in accordance with the requirements specified in Specification Section 01 35 26.00 22. The SSHO may not perform the duties of the Site Superintendent. The SSHO may perform the duties of the QC Manager.

The Contractor shall be responsible for maintaining a work site compliant with EM 385-1-1 Safety and Health Requirements Manual (Latest Edition), including latest errata and changes) and all other OSHA regulations associated with the completion of the work.

14.0 QUALITY CONTROL:

The Contractor shall implement a Quality Control Program in accordance with the requirements specified in Specification Section 01 45 00.10 22. Provide a Site QC Manager in accordance with Section 01 45 00.10 22 to manage to implement and manage the QC Program. The QC Manager may perform the duties of the SSHO. The QC Manager may not perform the duties of the Site Superintendent.

15.0 MEASUREMENTS:

Contractor shall verify all measurements in the field prior to starting work. Coordinate with the Contracting Officer Representative when scheduling visits to the site prior to construction activities.

16.0 CLEANUP:

Contractor shall clean up the job site daily, and shall use his or her own equipment to clean the work area to the satisfaction of the Contracting Officer Representative. Upon completion of project work, contractor shall clean the work area free of equipment, tools, materials, trash, debris and dust. Upon site stabilization as defined by State and Federal erosion and sediment control laws, all temporary erosion and sediment controls shall be removed and disposed of in accordance with State and Federal disposal regulations.

17.0 SUBMITTALS

Provide submittals as defined herein and in the contract documents including, but not limited to, the following in accordance with Specification Section 01 33 00 Submittal Procedures:

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Catalog cut sheets and operations / maintenance manuals (as applicable) for all piping, valves, traps, strainers, expansion joints, pumps, manhole covers to be installed.

Testing plans and results for all NDT.

Recertification of any sections of railroad track removed.

For any projects that are awarded with a contract value of greater than $150,000, the Contractor shall utilize NAVFAC’s Electronic Construction & Facility Support Contract Management System (eCMS).

See Section 01 31 23.13 20 for eCMS requirements. The eCMS can be accessed at http://wl001.uat.navfac.us/cmicuat/SdMenu/. The administrator will provide a user name and password to log in.

18.0 AVAILABILITY AND USE OF UTILITY SERVICES

The following utilities will be made available to the Contractor without charge:

Electricity (for project trailer) Potable Water

See Specification Section 01 50 00 for additional requirements.

19.0 ORDER OF PRECEDENCE:

NFAS Clause 5252.236-9312. In the event of conflict or inconsistency between any of the below described portions of the confirmed contract, precedence shall be given in the following order:

a. Any portions of the proposal or final design that exceed the requirements of the solicitation.

i. Any portion of the proposal that exceeds the final design.

ii. Any portion of the final design that exceeds the proposal.

iii. Where portions within either the proposal or the final design conflict, the portion that most exceeds the requirements of the solicitation has precedence.

b. The requirements of the solicitation, in descending order of precedence:

i. Standard Form 1442, Price Schedule, and Davis Bacon wage rates.

ii. Contract Clauses

iii. Division 01 and 02 Specifications

iv. General and Performance Specifications

v. Statement of Work (this document)

vi. Prescriptive Specifications

vii. Minimum Materials, Engineering and Construction Requirements (if

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Included in the SOW)

viii. Concept Drawings (if Included in the SOW)

20.0 FACILITY TURNOVER PLANNING MEETINGS (NAVFAC Red Zone - NRZ)

The Contractor shall meet with the Government to identify strategies to ensure the project is carried to expeditious closure and turnover to the Client in accordance with Specification Section 01 30 00.00 22. Start the turnover process at the Pre Construction Conference meeting and convene at the Facility Turnover Meetings once the project has reached approximately 75 percent completion or three to six months prior to Beneficial Occupancy Date (BOD), whichever comes first.

See Appendix A of Section 01 30 00.00 22 for an example of the Facility Turnover Planning Meeting Agenda, NRZ Checklist & POAM.

21.0 OPERATION & MAINTENANCE MANUALS

The Contractor shall submit O&M Manuals in accordance with Specification Section 01 78

00.00 22. Contractor shall provide three (3) hard copies and two (2) electronic copies on CD’s of the operation and maintenance manuals. Data shall be submitted for final approval no later than 30 calendar days prior to project completion. Operation and Maintenance Manuals shall be consistent with manufacturer’s standard brochures, schematics, printed instructions, general operating procedures, and safety precautions.

For this Project the following Data Packages are required for the following equipment:

1. Valves Data Package No.__2__

2. Steam Traps Data Package No.__2__

3. Cathodic Protection System (if applicable) Data Package No.__3__

22.0 eOMSI

Not Used

23.0 INTERNAL SERVICE REQUIREMENTS LIST

Not Used

24.0 WARRANTY MANAGEMENT PLAN

The Contractor shall submit a warranty management plan in accordance with Specification Section 01 78 00.00 22 at least 30 days before the planned pre-warranty conference, submit the warranty management plan for Government approval.

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25.0 AS-BUILTS/ RECORD DRAWINGS

The Contractor shall provide Record Drawings in accordance with Specification Section 01 78 24.00 22.

26.0 ATTIC STOCK/SPARE PARTS DATA

Not applicable.

27.0 DD FORM 1354 - REAL PROPERTY RECORD CARD

Not applicable.

28.0 TRAINING

None.

29.0 ADDITIONAL INFORMATION

None.

END