Attachment L3 - Statement of Work - C108373 - Revision 1.pdf

APRIL 23, 2020 1 of 4 Project Number C108373

Statement of Work Project Number C108373

Building 105, South Plant Roof Replacement National Institute of Environmental Health Sciences

Research Triangle Park, NC COR: Matthew Hunt

Date: August 17, 2020

This Scope of Work details requirements for a construction project to replace the roofs on the Building 105 South Plant at the National Institute of Environmental Health Sciences (NIEHS), North Carolina. The Indefinite Delivery Indefinite Quantity Task Order (IDIQ) Contractor as directed by the NIH IDIQ Contract, NIEHS Campus Roof Full Replacement, Restoration, Maintenance, and Repair Services is to provide turn-key services to complete the project.

I. GENERAL:

A. The Contractor shall provide all services necessary to complete the project as stated in Section III, Scope of Work (SOW). The Contractor is responsible for providing demolition/construction, temporary contractor access, and maintaining functionality of the existing facility as required.

B. Period of performance: Final construction must be complete within 120 calendar days from task order Notice to Proceed (NTP).

C. The construction schedule shall provide a minimum of 10 business days for Government review of each submittal package.

D. The Contractor shall provide all project management personnel necessary per their approved task order specific quality control and safety plans to properly oversee the construction of this project. Project Manager, Quality Control Manager, and Superintendent roles may be performed by the same individual as deemed appropriate by the Contractor for this task order provided the designated personnel are qualified and meet the requirements set forth in the Contractor’s approved Site Specific Safety Plan and Site Specific Quality Control Plan. The Contractor shall provide for review and acceptance the resume and qualifications of any key personnel performing the tasks identified above that have not been previously approved by the Government.

E. The attached submittal register (Attachment A) details the minimum number of items to be submitted for Government review and acceptance. The updated submittal register shall include submission dates coordinated with the construction schedule.

The construction schedule shall include adequate review time for submittals. Provide

APRIL 23, 2020 2 of 4 Project Number C108373 the minimum number of review days in accordance with Specification 01 33 00, paragraph 1.10.

F. Within 10 calendar days of task order NTP the Contractor shall provide a detailed schedule for approval.

G. The Contractor shall schedule ALL construction activities with a continuous flow of work without any significant periods of inactivity once construction has begun.

Planned periods of inactivity should be limited to a maximum of 5 consecutive working days. To avoid unexpected material delivery delays ALL material shall be on the job site or stored locally and readily available. A preparatory inspection may not be scheduled until the material is made available for inspection. No work shall be performed without a preparatory inspection.

II. CONSTRUCTION:

A. The Contractor shall construct the project in accordance with the 2016 NIH Design

Requirements Manual and in accordance with the FMB-RTP Engineering Standards and Material Requirements - Revision H.

B. Work Restrictions: All work shall be completed during the hours established in the base IDIQ contract. All holes/roof openings shall be properly covered at the end of each day to prevent water leaking into the building or damage to the existing roof.

All trash and debris shall be cleaned off the roof at the end of each day.

III. SCOPE OF WORK

A. The Contractor shall supply all labor, materials, and equipment to replace the

Building 105, South Plant (Section E and F) ballast roofing system with a new Single Ply Thermoplastic (TPO) roofing system.

a. The new roofing system shall meet or exceed the current NC Building Code.

B. The Contractor shall remove the existing lightning protection from Section E and F.

The lightning protection shall be reinstalled by a certified installer after the new roofing system has been installed.

C. The Contractor shall remove the ballast stones, filter fabric, covered insulation, EDPM membrane, flashing, and coping cap.

D. The Contractor shall remove the existing roof drains.

APRIL 23, 2020 3 of 4 Project Number C108373

E. The Contractor shall supply and install new 1.5” polyisocyanurate insulation.

F. The Contractor shall supply and install new 0.5” high density polyisocyanurate insulation.

G. The Contractor shall supply and install new roof drains.

H. The Contractor shall supply and install a new white TPO roof system on each roof.

The new TPO roof system shall include a 20-year warranty.

a. TPO membrane shall wrap the parapet wall.

I. The Contractor shall install new 24-gauge pre-finished metal counter flashing and coping cap on parapet wall.

a. The blocking shall also be replaced.

J. The Contractor shall install permanent safety guard railing along the roof edges to meet OSHA requirements.

K. The Contractor shall provide manufacturer’s installation certifications for the recommended TPO roof system.

L. Construction Details and Requirements:

a. The Contractor shall have a project manager/quality control on-site while work is being performed.

i. The Site Safety and Health Officer (SSHO) shall also be on-site while work is being performed.

b. All materials will be solvent free.

c. The Contractor shall maintain a safe and secure work site including securing the roof in a watertight condition at the end of each day.

d. All materials and installations shall be in accordance with the manufacturer's recommendations and installation instructions.

e. The finished roofing system shall be covered by a 20-year labor and materials warranty.

f. The Contractor shall provide roof walking pads from roof access locations to all roof mounted equipment.

g. Contractor shall notify Government a minimum of 14 calendar days prior to beginning construction.

h. The Contractor shall remove all construction debris produced by the project including trash blown off the roof.

i. The Contractor is responsible for any damage caused by the construction including landscaping, equipment/utilities, and building damage.

APRIL 23, 2020 4 of 4 Project Number C108373

j. This project is turn-key by the Contractor.

k. The Contractor shall perform a leak test and provide a leak test report. Any rework and retesting shall be performed at no additional cost to the government.

IV. CLOSE-OUT REQUIREMENTS

A. The Contractor shall provide the following closeout documentation:

a. Warranties

b. Preventative Maintenance

c. Operation and Maintenance Manuals

d. New Roof As-Builts Drawings

V. ATTACHMENTS

A. Submittal Register B. Building 105, Roof Sections E and F

Attachment A

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Schedule X X X

Task Order QC Plan X X X

Task Order APP Supplement X X X

Activity Hazard Analysis X X X X

Schedule of Values X X X

Safety Data Sheets X X X X

Material X X X

Manufacturer's Installation Certifications X X X X

Warranty X X X

As-Builts X X X

TITLE AND LOCATION

SUBMITTAL REGISTER FORM C108373

CONTRACT NUMBER TASK ORDER NUMBER

C108373 - Building 105, South Plant, Roof Restoration

CLASSIFICATION REVIEWING OFFICETYPE OF SUBMITTAL

Section E

National Institutes of Health

N.I.E.H.S, Research Triangle Park, Building 105

1 roof(s) - 25,591 sq. ft.

1 ..

Tremco Incorporated

GENERAL INFORMATION

Roof Name Section E

Service Activity Type TremCare Gold

Service Activity Date Dec 3 2019

Job Number 103589

Information Source Specification

Year of Installation 2001

Roof Leaks No

Leak Sensitivity Medium

Roof Size 25,591 sq. ft.

# of Stories 2

Is Ladder Required? No

Asset Value $39.00 per sq. ft.

Total Asset Value $998,049.00

Overall Roof Condition 20 - Red

Inspection Comments The roof is in poor condition at this time.

Technician Mike Curley

ROOF CONSTRUCTION

Surfacing Ballast

Roof Type/System Single Ply

Insulation 1" Extruded Polystyrene, Loose

Ply Info 1 ply EPDM, Loose Laid

Deck Type Metal

DRAINAGE AND SLOPE

Drainage Internal Drains, Overflow Scuppers

Slope 1/4 inch(es) per foot, Saddles/Crickets, Variable Slope

National Institutes of Health Research Triangle Park

Building 105

Tremco Incorporated 1 ..

PERIMETER, WALL AND COPING

Type Condition(s) Magnitude

Perimeter Type Non-Parapet Wall Poor Condition Less than ¼ of roof

Parapet Wall Poor Condition Less than ¾ of roof

Wall Type Metal Clad Wall Good Condition

Single Ply Covered Poor Condition Less than ¾ of roof

Coping Type Metal Coping Stained Less than ¾ of roof

Perimeter Wall and Flashing Type

Single Ply Poor Condition Less than ¾ of roof

Projection Flashings Type Boots Poor Condition Less than ½ of roof

EPDM Single Ply Poor Condition Less than ¾ of roof

Metal Stained Less than ¾ of roof

ROOF CONDITIONS

Defect(s) Magnitude

Brittle More than ¾ of roof

Embrittlement More than ¾ of roof

Shrinkage Less than ½ of roof

MAINTENANCE SUMMARY

Work Performed

TremCare Completed inspections checking all details and roof drains, making sure they are free from visible debris.

OUTSTANDING BUDGET

Task Year Project $ Task Description

Work Beyond Scope of Maintenance Agreement (Customer Responsibility)

Perimeter Fall Protection 2019 Recommend installing 440' of perimeter safety protection.

Replace Roof 2020 Recommend replacing the roof.

National Institutes of Health Research Triangle Park

Building 105

Tremco Incorporated 2 ..

Overview.

Overview.

Overview.

National Institutes of Health Research Triangle Park

Building 105 Section E

Service Activity Photos

Tremco Incorporated 3 ..

Section F

National Institutes of Health

N.I.E.H.S, Research Triangle Park, Building 105

1 roof(s) - 5,545 sq. ft.

1 ..

Tremco Incorporated

GENERAL INFORMATION

Roof Name Section F

Service Activity Type TremCare Gold

Service Activity Date Dec 3 2019

Job Number 103589

Information Source Specification

Year of Installation 2001

Roof Leaks No

Leak Sensitivity Medium

Roof Size 5,545 sq. ft.

# of Stories 1

Is Ladder Required? Yes

Asset Value $39.00 per sq. ft.

Total Asset Value $216,255.00

Overall Roof Condition 20 - Red

Inspection Comments The roof is in poor condition at this time.

Technician Mike Curley

ROOF CONSTRUCTION

Surfacing Ballast

Roof Type/System Single Ply

Insulation 1" Extruded Polystyrene, Loose

Ply Info 1 ply EPDM, Loose Laid

Deck Type Metal

DRAINAGE AND SLOPE

Drainage Internal Drains, Overflow Scuppers

Slope 1/4 inch(es) per foot

National Institutes of Health Research Triangle Park

Building 105

Tremco Incorporated 1 ..

PERIMETER, WALL AND COPING

Type Condition(s) Magnitude

Perimeter Type Non-Parapet Wall Good Condition

Parapet Wall Brittle Less than ¾ of roof

Raised Edge Brittle Less than ¼ of roof

Wall Type Pre-cast Wall Good Condition

Coping Type Metal Coping Stained Less than ¾ of roof

Perimeter Wall and Flashing Type

Single Ply Brittle Less than ¾ of roof

Counterflashing Type Face Mount Good Condition

Counterflashing Material Type Stainless Good Condition

Projection Flashings Type Boots Weathered Less than ½ of roof

Single Ply Brittle Less than ½ of roof

ROOF CONDITIONS

Defect(s) Magnitude

Brittle More than ¾ of roof

Weathered More than ¾ of roof

Shrinkage Less than ¼ of roof

MAINTENANCE SUMMARY

Work Performed

TremCare Completed inspections checking all details and roof drains, making sure they are free from visible debris.

OUTSTANDING BUDGET

Task Year Project $ Task Description

Work Beyond Scope of Maintenance Agreement (Customer Responsibility)

Perimeter Fall Protection 2019 Recommend installing 250' of perimeter safety protection.

Replace Roof 2020 Recommend replacing the roof.

National Institutes of Health Research Triangle Park

Building 105

Tremco Incorporated 2 ..

National Institutes of Health Research Triangle Park

Building 105 Section F

Service Activity Photos

Tremco Incorporated 3 ..