ATTACHMENT A SOW Metal guardrails handrail.pdf

ATTACHEMENT A – Specifications – SOW

RFQ#19FR6326Q0098

Metal guardrails & handrails for U.S Consulate General’s Residence in Marseille

Metal Guardrail and Handrails at US Consulate General’s Residence

1. Project Overview

The US Consulate, Marseille, France requires a project involving fabrication of metal guardrails along the garden terrace and handrails in multiple areas in the garden of the U.S. Government property and residence of the Consulate General, located at 301, Promenade de la Corniche, 13006 Marseille. The work shall be done as per scope of work, specifications and general contract conditions.

The property is on the U.S. Department of State's Secretary of State's Register for Culturally Significant Property. Work on this property shall align with globally accepted best conservation practices, the U.S. Secretary of the Interior's Standards for the Treatment of Historic Properties, and local requirements as applicable.

• Purpose: Provide safety guardrails and handrails throughout the Consulate General's Residence (CGR) garden areas. Supply and install carbon steel railing to comply with safety regulations. For the main terrace, design and motifs shall be copied from existing balcony guardrail on the first floor (Art Deco style). Design shall be fabricated from standard square sections where applicable.

2. Description of Work

References for Design and Construction Standards

IBC – International Building Code 2024 Sections 1014 and 1015 for design and load requirements https://codes.iccsafe.org/content/IBC2024V2.0

CCH - Code de la construction et de l'habitation standards NF P01-012 and NF P01-001 regarding requirements for guardrails and handrails.

Eurocodes (calculs, Eurocode 3 et 8), la norme europeenne EN 1090 (execution et marquage CE), et les DTU 32

Normes pour la boulonnerie (EN 15048) et le soudage.

https://codes.iccsafe.org/content/IBC2024V2.0

NF P01-012 (dimensions) et NF P01-013 (resistance)

Accessibilité des établissements recevant du public (ERP) https://www.service-public.gouv.fr

When there is a difference with the minimum requirements the more stringent requirement shall be followed.

Type of Work: The project involves fabrication and installation of metal guardrails and handrails in multiple locations throughout the garden as detailed below. All existing dimensions shall be field verified.

Materials: Custom made guardrails in carbon steel

• Carbon steel structure (sections to be defined)

• Corrosion protection by hot-dip galvanizing in accordance with EN ISO

• Powder coating finish applied in workshop (black, RAL to be specified), in accordance with EN 13438

• System suitable for marine environment (coastal area, saline atmosphere, corrosion category C5) according to ISO 12944

Additional requirements:

• Clean surface preparation prior to powder coating (degreasing, sweep blasting, etc.)

• Appropriate galvanizing thickness and coating thickness for marine exposure

• Anti-corrosion warranty (minimum 10 years) to be provided

Description of Work

2.1. Qualibat Certification Requirements

The Contractor shall hold a valid Qualibat certification appropriate for the nature and scope of the metal guardrail and handrail works described in this Scope of Work, including but not limited to the fabrication and installation of exterior metal guardrails, handrails, and associated structural steel elements.

https://www.service-public.gouv.fr/ https://www.service-public.gouv.fr/

The Contractor shall provide, with its proposal and prior to the commencement of any fabrication or installation works:

• A copy of the current Qualibat certificate, indicating:

o The relevant activity codes for structural and architectural metalwork (garde-corps, handrails, staircases, exterior metal joinery, and related steel structures).

o The qualification level and company classification.

o The certificate number and validity dates.

• A statement confirming that all works on this project will be carried out in accordance with Qualibat best practices and the applicable French and European standards listed in this Scope of Work.

If the Contractor engages subcontractors for galvanizing, powder coating, structural calculations, or any other portion of the work, those subcontractors shall hold equivalent Qualibat certification or other recognized French/European certification appropriate to their trade. The prime Contractor remains fully responsible for ensuring that all work complies with Qualibat best practices and with the requirements of this Scope of Work.

Qualibat certification requirements shall be considered mandatory eligibility criteria for this contract. Failure to provide evidence of appropriate Qualibat certification may result in the proposal being deemed non-responsive.

Design Specifications:

A. Main House Lower Terrace Guardrail

• Location: Between terrace pillars in front of planters

• Length: 20 linear meters total

• Height:

o Upper rail: 96 cm from standing surface o Lower rail: 45.5 cm from standing surface

• Construction: French-style mounted guardrails.

o Lower rail: 18mm solid iron o Handrail: 25mm round solid iron o Vertical bars: 14mm round solid iron (maximum 10 cm interior spacing)

• Mounting: Included in General Construction Requirements

B. Main Access Staircase and Pathway Guardrails

Section 1 - Left side of main residence access staircase:

• Length: 200 cm straight section and 150 cm curved descending ramp section

• Height: 107 cm

• Construction: French-style mounted guardrails o Lower rail: 18mm round solid iron o Handrail: 25mm round solid iron o Vertical bars: 14mm round solid iron (maximum 10 cm interior

• Finish: Listed under materials

Section 2 - Pathway to cabanon (between two palm trees):

• Length: 420 cm straight section

• Height: 107 cm

• Construction: Same specifications as Section 1

• Finish: Same specifications as Section 1

Section 3 - Pathway left of main staircase (continuation):

• Length: 720 cm and 800 cm straight sections

• Height: 107 cm

• Construction: Same specifications as Section 1

• Finish: Same specifications as Section 1

C. Guardrails Near Outbuilding/Dependence

Section 1 - Upper apartment and Marc's storage area access:

• Length: 481 cm straight section, 142 cm curved section, and 340 cm straight section

• Height: 107 cm

• Construction: Retain and extend existing posts to height to avoid damaging floor sealants. French-style mounted guardrails with:

o Lower rail: 18mm round solid iron o Handrail: 25mm round solid iron o Vertical bars: 14mm round solid iron (maximum 10 cm interior

• Finish: Listed under Materials

Section 2 - Near outbuilding (lower apartment):

• Length: 92 cm and 50 cm sections

• Work: Raise existing guardrails from current height of 98 cm to 110 cm by extending posts and adding handrail

• Additional work: Replace existing 30mm square iron post

• Finish: Same specifications as Section 1

D. Handrails and Safety Upgrades

Section 1 - Small staircase ramp near Marc's storage:

• Length: 175 cm

• Work: Weld lower rail (18mm round solid iron) between three existing posts. Weld vertical bars (14mm round solid iron) between handrail and new lower rail

• Finish: Listed under Materials

Section 2 - Curved handrail near outbuilding air conditioning units:

• Length: 380 cm curved section

• Work: Fabricate and install custom curved handrail in solid round iron

• Finish: Same specifications as Section 1

E. Main House Upper Terrace Modifications

Section 1 - Upper terrace guardrail addition:

• Work: Add two 20mm solid square iron bars with arc welding on site

• Finish: Listed under Materials

Section 2 - Volute modification:

• Work: Reverse direction of one volute in existing frieze of upper terrace guardrail

• Process: Remove guardrail, install temporary guardrail, modify in workshop, sandblast and apply epoxy paint in factory, remove temporary guardrail, reinstall modified guardrail

Section 3 - Lower terrace grilles:

• Work: Sand and paint two grilles and one grille door on main house lower terrace

• Process: Sand with disc flap wheels

• Finish: Same specifications as Section 1

General Construction Requirements:

• For the terrace and other fixing to stone when applicable:

o Chemical Anchoring with stainless steel threaded rods

Drill holes into the stone to the required diameter and depth

Clean the holes thoroughly

Inject a suitable chemical anchoring resin

Insert stainless steel threaded rods (grade A4/316, for marine environment)

Allow curing time, per manufacturer’s instructions

Fix the guardrail using base plates or brackets secured onto the rods.

• Guardrails shall be properly anchored to by posts to ensure an anchor point every 180 cm with splayed feet with a minimum 15 cm penetration into a solid surface

• There shall be no opening large enough to allow a 10 cm sphere to pass through

Metal Fabrication:

• Post spacing shall be per approved shop drawings

• Work shall comply with all applicable American, French, and European building regulations including IBC and ASTM standards

Paint and Corrosion Protection:

Per requirements listed under Material

3. Protection on Site

All items of furniture, decorative items, and art objects shall be removed from the terrace by the US Consulate personnel prior to the commencement of the work.

The contractor shall protect the stone terrace surface, stone steps, landscaping, and walkways as described in Sections IX, X, and XI of the Basic Material Protection Plan, attached.

The contractor shall also take measures to ensure that the house is not polluted with dust or dirtied in any way because of the ongoing project.

The contractor shall submit with their proposal a protection plan including materials.

Note: The work shall start after the acceptance by the COR of all protections.

Note: Any damage caused by the Contractor is to be made good at the Contractor's expense. The contractor is required to provide written proof of liability insurance before commencement of works.

4. Health and Safety Standards

The contractor shall submit with his proposal a comprehensive PP SPS – Plan particulier de Sécurité et de Protection de la Santé / Safety and health protection plan or statement in conformance with the latest version of the Health, Safety and Welfare at Work Act. This should be clearly thought out and of sufficient detail to indicate that the contractor is well versed in running safe and professional operations and has adopted a culture of safety as a part of doing business.

The Contractor shall comply with all OSHA standards (see link below) as they apply to the performance of the work. The Contractor shall observe/implement all requirements of the National Electric Code.

All applicable rules and regulations of the National Fire Protection Association covering handling of flammable mixtures or material which constitute a fire hazard or requirements of the state or locality relating to health and safety, whichever is more stringent.

Prior to initiation of site work, the Contractor shall submit to the SHEM - Safety Health and Environmental Management inspector and the COR – Contracting Officer's Representative, a health and safety plan which addresses applicable OSHA requirements (see link below) for all work to be performed during the course of this project. The Contractor shall follow procedures outlined in the health and safety plan during all phases of the project to protect the health and safety of all persons and property in the vicinity of the project site. The Contractor shall maintain a copy of the health and safety plan on-site during all phases of the project and shall ensure that all on-site personnel have reviewed and are familiar with the plan. All safety equipment referenced in the health and safety plan shall be on-site and calibrated (if applicable) before any activities begin.

All work shall comply with all applicable French and European building codes and regulations as well as with the standards listed in Section 2.

In addition, all work shall be performed in accordance with:

A. The safety requirements of the EM-385-1-1 http://www.publications.usace.army.mil/Portals/76/Publications/EngineerManuals/ EM_385-1-1.pdf

B. The safety requirements within the OSHA - Occupational Safety and Health Standards https://www.osha.gov/pls/oshaweb/owastand.display_standard_group?p_toc_level =1&p_part_number=1910

C. Local French occupational safety and health requirement laws and regulations

D. When there is a difference with the minimum requirements the more stringent requirement shall be followed

Health and Safety Standards

Qualibat and Safety Competence

The Contractor shall ensure that all personnel assigned to this project have technical qualifications and experience consistent with the company’s Qualibat certification and with the safety requirements of this Scope of Work.

The Contractor’s Plan Particulier de Sécurité et de Protection de la Santé (PPSPS) shall:

• Reflect procedures and controls aligned with Qualibat best practices for:

o Working at height on terraces, staircases, and outbuilding access.

o Handling, lifting, and installing heavy metal guardrail and handrail elements.

http://www.publications.usace.army.mil/Portals/76/Publications/EngineerManuals/EM_385-1-1.pdf http://www.publications.usace.army.mil/Portals/76/Publications/EngineerManuals/EM_385-1-1.pdf https://www.osha.gov/pls/oshaweb/owastand.display_standard_group?p_toc_level=1&p_part_number=1910 https://www.osha.gov/pls/oshaweb/owastand.display_standard_group?p_toc_level=1&p_part_number=1910 o Hot works (welding, cutting, grinding) and fire prevention.

• Integrate the requirements of:

o EM 385-1-1 U.S. Army Corps of Engineers Safety and Health Requirements Manual.

o OSHA Occupational Safety and Health Standards.

o Local French occupational safety and health laws and regulations.

The Contractor shall document and implement:

• Safety briefings and toolbox talks prior to high-risk activities.

• Permit-to-work procedures for hot works and work at height.

• Use of appropriate personal protective equipment (PPE) and collective protections (guardrails, scaffolding, fall-arrest systems).

5. Working Hours

The working hours shall be from 9:00 to 12:00 and from 13:00 to 17:00 Monday to Friday. During American and French holidays, the U.S. Government Property shall be closed. The U.S. Government Property shall be occupied during the works, and the contractor shall take all necessary measures to avoid disturbances and nuisances to occupants.

The contractor shall furnish a detailed schedule 5 calendar days after the contract is awarded.

Prior to finalizing contract, the US Consulate Marseille shall provide a list of US national holidays and the legally observed local holidays.

6. General Cleanliness

The Contractor shall, always, keep the work area, including storage areas, free from accumulations of waste materials and shall ensure that all materials are neatly stacked and emergency routes and exits are left clear. The contractor shall clean the site at the end of each day's work.

Upon the completion of the work, the contractor shall remove all rubbish, tools, scaffolding, equipment and protections from the work site that are not the property of the government. The contractor shall leave the work area in a clean, neat, and orderly condition satisfactory to the Contracting Officer.

7. Deliverables

Contractor shall provide:

Documentation: Contractor shall provide to the COR for approval:

• Design drawings, details, shop drawings, and specifications

• Material certifications and samples, including paint

8. Quality Assurance

Compliance with Qualibat Best Practices and Quality Control

All work shall comply with applicable American, French, and European building regulations (including IBC, CCH, NF P01‑012, NF P01‑013, Eurocodes, EN 1090, DTU 32, EN ISO 1461, EN 13438, and ISO 12944) and with Qualibat best practices for metal guardrail and handrail works.

The Contractor shall implement a quality control system consistent with its Qualibat certification, including:

Workshop inspections verifying dimensions, weld quality, and conformity to approved shop drawings.

Traceability of materials and treatments (steel grades, galvanizing baths, powder coating batches and curing parameters).

Site inspections verifying:

Proper anchoring (minimum 15 cm penetration into a solid surface with chemical anchors installed per manufacturer’s instructions).

Compliance with required guardrail heights and the rule that no opening shall allow a 10 cm sphere to pass through.

Alignment, finish quality, and structural integrity of installed guardrails and handrails.

During the two workshop visits and any site visits, the COR or COR’s representative shall have access to Qualibat-related quality documentation and records. Final acceptance will be based on compliance with these requirements and the visual inspections described in this Section.