Pr20250124 RES Carina_Aries AE SOW.pdf

01.24.2025 STATEMENT of WORK 1

UNCLASSIFIED

SECTION C – STATEMENT of WORK

A&E Residential Roof Design Services

249 Carina and 325 Aires

U.S. Embassy Pretoria, South Africa

CONTENTS:

PART ONE GENERAL

PART TWO SERVICES

PART THREE EXECUTION

PART FOUR SCHEDULE

PART FIVE NON-BINDING CONTRACT INFORMATION

OVERSEAS BUILDINGS OPERATIONS

FACILITY MANAGEMENT

Roof & Façade Management Program

WASHINGTON DC

01.24.2025 STATEMENT of WORK 2

PART ONE – GENERAL

C.1.1 SUMMARY:

A. The Overseas Buildings Operations (OBO) and U.S. Embassy Pretoria has a requirement for professional A&E Services to investigate the condition of the residential 249 Carina and 325 Aires existing roofs and roof structures, and provide roof replacement contract documentations services. A site visit to the two residences is needed to collect the necessary information for the development of contract documents.

B. The Architect & Engineer, hereinafter referred to as the Contractor, shall provide all professional engineering services that include but are not limited to architectural, structural, and any other services to meet the project’s requirements.

C.1.2 BACKGROUND:

A. 249 Carina and 325 Aires are in need of roof replacements in-kind. However, 249 Carina is also showing signs of structural deterioration with the possibility that this would affect a roof replacement. There is evidence of roof shingles sagging or sliding in multiple locations across the building. 249 Carina is wood structural decking with slate tiling and features an interior-penetrating structural beam used to support an exterior patio roof which needs to be investigated. 325 Aires has a roof composed of fiber cement sheeting overlaid with Spanish roof tiles.

C.1.3 REFERENCES:

A. Perform services in accordance with U.S. codes and standards.

B. OBO and Embassy will review and comment on the Contractor’s submissions using the following codes and standards:

1. International Building Code

2. OBO A&E Design Requirements for U.S. Diplomatic Mission Buildings

3. Local Codes and Regulatory requirements that may impact the project

C.1.4 QUALITY CONTROL:

A. Contractor shall be responsible for the professional quality, technical accuracy, and the coordination of all reports, designs, drawings, specifications, and other services furnished under this contract. Contractor shall, without additional compensation, correct or revise any errors or deficiencies in its reports, designs, drawings, specifications, and other services.

B. OBO will review the Contractor’s documents and comments will be returned for incorporation into the design and construction. Contractor shall respond to all review comments in writing. In cases where the Contractor does not agree with OBO’s comment, Contractor shall provide a statement as to why the reviewer's objection and or recommendation are inappropriate.

C.1.5 SECURITY REQUIREMENTS:

A. This is a non-classified project. All documentation submissions to OBO and Embassy shall be marked Unclassified.

B. Access to Site: Contractor shall have limited access to or be admitted into the compound outside the areas designated for the project except with permission by the Embassy.

01.24.2025 STATEMENT of WORK 3

PART TWO - SERVICES

C.2.1 CONTRACT DOCUMENTATION SERVICES

A. Produce Contract Documents for design/bid/build as described. The contract documents shall consist of detailed drawings, specifications, including Division One, scheduling and cost estimates reflecting the proposed means of construction, construction contractor support services, and modifications to existing building features.

B. Obtain available information from Overseas Buildings Operations and Post required to complete the documents. This information shall include, but is not limited to:

photographs; field notes and sketches; previous designs; architectural, structural, electrical, mechanical, plumbing, and other appropriate drawings.

C. Design shall ensure long-term performance. Waterproofing system selection should be based on building function and use. Avoid specifying manufactured products that have had less than 10 years in service. Include a consideration to ease repair and maintenance by local staff or in-country contractors.

D. Required Documentation: Contractor shall submit drawings, specifications, calculations, and catalog cuts, bill of quantities, cost estimates and schedules for the Contract

Documentation to include:

1. Site Plan: Site layout, identifying potential staging areas and scaffolding, vehicular access routes, and where any temporary facilities are to be located.

2. Existing/Removal Roof Plan: Existing roof conditions and removal of the existing roof materials, repair and/or replacement of any components displaced from demolition and re-roofing, temporary relocating equipment or conduits on the roof, and temporary protection.

3. Proposed New Roof Plan: Show all major new components, their orientation, layout and how each impacts into the total design. Indicate all changes and new installations of the drainage, flashing, repairs and any impact to rerouting conduits or equipment systems necessitated by the new roof.

4. Structural/Mechanical/Electrical Plans: Show all major structural framing components, their orientation, layout and how each impacts into the total design.

Indicate all changes and new or relocated installations of the mechanical/electrical equipment, lightening protection and heat trace system repairs and any impact to rerouting conduits or equipment systems necessitated by the new work.

5. Construction Details: Details and cross sections of the proposed work as necessary to explain the project. All details shall indicate the difference between new and existing construction. Design new construction such that patching and repairing of the existing materials are affected at a minimum. Match existing surfaces where new construction attaches to the existing.

a. Provide details for all through roof penetrations, roof drains, parapet walls, equipment curbs, pipe supports, overflow scuppers, threshold, and pipe box.

6. Specifications: Specifications shall delineate all materials, finishes and installation methods to be used. All new roofing materials shall be compatible with the existing materials. Include maintenance and warranty information.

7. Cost Estimate: Based on Bill of Quantity takeoff of all materials used in the work with each item unit-priced. Provide separate cost breakdowns for labor and materials. Include overhead and profit burdens for each trade or category of material shall also be furnished.

01.24.2025 STATEMENT of WORK 4

a. Any costs pertaining to taxes such as “VAT”, government regulations or any other extraordinary items that could impact the costs shall be separately identified.

b. Separate costs related to bonds and insurances.

c. Add a "contingency" of 10% for project escalation and inflation.

8. Construction Schedule: Identify issues such as security, material procurement and product delivery that may affect a schedule.

PART THREE - EXECUTION

C.3.1 SITE VISIT

A. Contractor shall prepare a visit plan to include the team member names and itinerary submitted to the Embassy. Contractor shall also be required to provide specific information necessary to obtain a background clearance for each team member visiting the residences.

C.3.2 SUBMITTALS

A. Use of Documents:

1. All documentation provided by the government to the Contractor for use in developing this project shall be returned to the Embassy.

2. All documentation produced by the Contractor for this project will become the ownership of the Embassy at the completion of this project.

3. Contractor may retain documentation copies for their records.

B. Document Formats:

1. All written information shall be in the English language in WORD format.

2. All specifications shall be in English with dimensions, weights, and sizes in SI (& inch-pound) measurements systems.

3. All drawings shall be in the English language with dimensions, weights, and sizes in both English and metric measurement systems, with metric as the primary system.

3. All drawings shall be CADD with sheet layout of individual drawings shall follow the OBO standard title block format and must be compatible with AutoCAD.

Sheet size shall be ISO A2 [C-size = 11x17].

C. Contractor shall carefully review and coordinate drawings, specifications, and other project documents before submittal. Contractor shall have a quality control program in effect, that will require employees and consultants to thoroughly review and coordinate all project data prior to submittals. Deficiencies, ambiguities, conflicts, and inconsistencies shall be rectified prior to the submittal of documents or they will be rejected by the Contracting Officer's Representative (COR).

D. Contractor shall produce plans and specifications. Drawings shall be segregated by building. The layout of individual drawings shall convey the required design and construction information. Symbols used shall be accepted international industry standards and shall be shown in the legend. Lettering shall be of sufficient size to be clearly read when drawings are reduced to half size.

E. Specifications may rely on "design-base" sole - source designations. The "design-base" specification shall not circumvent the requirement for a full and open competition in the purchase of materials and equipment. Contractor shall notify the government by written justification if a sole - source acquisition is required for the project.

01.24.2025 STATEMENT of WORK 5

F. Contractor shall cease all work during the government review periods until receipt of written review comments from the government on each of these submittals. Any work on the project during these review periods is at the Contractor's risk. Contractor shall consider this temporary cessation of work in planning and scheduling.

C.3.3 DESIGN DOCUMENTATION DELIVERABLES

A. Documentation shall be submitted to OBO for review at the 60%, 90% and 100% - Final completion stages. Furnish a written specifications and drawings of existing and new conditions with proposed repair/replacement design to include proposed materials to incorporate into the project.

B. Submissions shall be formatted to produce bound copies at 8 1/2 x 11 inch specifications with 11 x 17 inch fold-out drawings in a Project Manual.

C. Design Documentation including all drawings, specifications, cost and schedule estimates;

documentation shall be handled and delivered as Sensitive But Unclassified (SBU). Each submission's electronic version shall be sent via CD in .PDF, WORD, EXCEL, PM, and CADD formats as the government's record copy.

D. Submissions:

1. 60% Documents: Furnish electronic PDF format versions documents sent via CD:

a. Specifications (8 1/2x11 format) with drawings (11x17 format)

2. 90% Documents: Furnish hardcopy and in .PDF format electronic versions of two separate documents sent via CD and with 10 hardcopy bound sets:

a. Specifications (8 1/2x11 format) with drawings (11x17 format),

b. Bill of quantities/cost estimate and proposed construction schedule.

3. 100% Documents: Furnish ONE PRELIMINARY bound paper copy of two separate documents:

a. Specifications (8 1/2x11 format) with drawings (11x17 format)

b. Bill of quantities/cost estimate and proposed construction schedule.

4. Final Construction Documents: After COR confirms that 60% and 90% review comments have been incorporated into the 100% documents, furnish hardcopy and in .PDF format electronic versions of two separate documents sent via CD and FIVE hardcopy bound sets:

a. Specifications (8 1/2x11 format) with drawings (11x17 format)

b. Bill of quantities/cost estimate and proposed construction schedule.

c. CD with CADD files for all drawings, WORD version of specifications, EXCEL version of bill of quantities/cost estimate, .PDF version of Specifications (8

1/2x11 format) with drawings (11x17 format), E. Final Contract Documents for Record produced by the Contractor shall bear a seal from a Registered Architect or Professional Engineer from their State of licensure.

Registered Roof Consultant seals, although cute, are not acceptable.

C.3.4 FIELD QUALITY CONTROL

A. At the Contractor's discretion at Final Completion; The A&E may write a summary of events as experienced over the project’s progression to their experience with the OBO

Roof & Façade Management Program for future improvement and development. This evaluation maybe emailed directly to OBO Management: kanakra@state.gov.

C.3.5 DELIVERY

A. All Unclassified submissions shall be sent via email to the COR at the Embassy.

01.24.2025 STATEMENT of WORK 6

PART FOUR - SCHEDULE

C.4.1 PERIOD OF PERFORMANCE:

A. Award of Contract: Zero Day

B. Site Survey: 2 days (within 10 days of Award)

C. Design Documentation:

1. 60% Submission: 60 days

2. OBO and Embassy Review: 30 days

3. 90% Submission: 30 days

4. OBO and Embassy Review: 30 days

5. 100% Draft Submission: 30 days

6. OBO and Embassy Review: 5 days

7. Final Submission 10 days

D. TOTAL PERIOD of PERFORMANCE 197 DAYS

01.24.2025 STATEMENT of WORK 7

PART FIVE – NON-BINDING CONTRACT INFORMATION

C.5.1 ROOF PHOTOGRAPHS – 249 Carina

ROOF PHOTOGRAPHS – 325 Aires

END OF SOW