Attachment 1 - Techincal Specifications.pdf

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SENSITIVE BUT UNCLASSIFIED

Embassy of the United States of America

Rome, Italy

U.S. MISSION TO THE UN AGENCIES IN ROME

USUN 1ST FLOOR OFFICE’S FLOOR RENOVATION

Facility Management

02/05/2025

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TABLE OF CONTENTS

1 FOREWORDS

2 GENERAL

2.1 DEFINITIONS

2.2 SAFETY STANDARS

2.3 DESCRIPTION OF WORK

2.4 LIMITATIONS

2.5 MATERIAL EQUIVALENTS

2.6 TENDER DOCUMENTS

2.7 SMOKING POLICY

3 SOLICITATION CHARACTERISTICS

3.1 IMPLEMENTATION PHASE

3.2 SUBMITTALS DESCRIPTION (SD)

3.3 CONCLUSION PHASE

3.4 EXECUTION TIMES AND PENALTIES FOR LATE DELIVERY

3.5 WORK PROGRESS

3.6 PARKING

4 SPECIFICATIONS

4.1 RESILIENT RUBBER FLOOR COVERINGS

4.1.1 REFERENCE

4.1.2 PRODUCTS

4.1.3 EXECUTION

4.2 MAINTENANCE PLAN

5 MATERIAL SHEETS

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1 FOREWORDS

The Embassy of the United States in Rome needs to award a contract for floor replacement on the first floor of the U.S. Mission to the UN Agencies in Rome in Via Boncompagni, 2.

2 GENERAL

The area interested by the work is on the first floor of the U.S. Mission to the UN Agencies in Rome in Via Boncompagni, 2.

• The scope of work is to remove the old carpet and install a new floor in SPC (Stone Polymer Composite) in a wooden finiture. Baseboard is included.

• The Contractor shall supply all the install materials and equipment, skilled and unskilled labor, technical supervision, as well as logistic and administrative support.

The contractor shall also supply all accessory services such as: transportation, leasing, equipment and tools, disposal of debris, cleaning the work area and anything else necessary to complete the project in compliance with the present specifications.

• The Contractor shall provide a Safety Plan designated for this project.

• Maximum attention is required for the safety of personnel at work on the site. The workers shall operate in compliance with standard codes. Since the work site consists of crucial technical installations, temporary safety protection measures towards third parties and workers shall be installed with care and attention, especially for the hours when site is closed.

• The Contractor will be responsible for submitting, for approval by the COR, samples of materials and supplies to be used.

• Will be Contractor's responsibility to verify all the quantities and dimensions.

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2.1 DEFINITIONS

A glossary of terms and relative equivalents used in the drawing up of the tender documents are indicated hereunder:

Client, Administration, Project Supervisor, COR, CO: all these denominations identify the technical administrative staff, predisposed to handle the contract on behalf of the Embassy of the United States of America.

Contracting Company, Contractor: all these denominations identify the subject that undertakes to carry out the work described in the contract.

Contract, Purchase Order (P.O.), Work Order: these terms identify the contract document with which the project is awarded. The Client at his indisputable judgement shall make the formal selection of the different types of documents.

For safety plan purposes, the figures of the Embassy that are key elements in the definition of roles and responsibility in the safety plan are:

"RUP Responsabile Unico del Procedimento" The Contracting Officer Representative of Tri- Missions Rome, whose name appears in the contract or Purchase Order.

"Committente" The Senior Facility Manager of Tri-Missions Rome, whose name shall be communicated after the award.

"Responsabile del Servizio Prevenzione E Protezione - RSPP" and "Responsabile Dei Lavori" The POSHO (Post Safety and Health Officer) of the Tri-Mission Rome, whose name shall be communicated after award. The POSHO shall perform his/her duties also using an A/POSHO part of his/her staff.

"Direttore dei Lavori" The COR nominated by the Contracting Officer after award.

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2.2 SAFETY STANDARS

The contractor must fulfill all the safety legal requirements according to the D.Lgs. 81/2008 Testo Unico sulla Salute e Sicurezza nei Luoghi di Lavoro. The objective is to avoid or in any case to reduce to the minimum the workers’ exposure to risks associated with work activities.

Therefore the contractor is expected to deliver the Risk Assessment Document (Documento Valutazione Rischi, DVR) or the Operational Safety Plan (Piano Operativo di Sicurezza, POS) when required, to provide trainings to the laborers, to supply individual and collective protective equipment and to comply with all the other requirements disciplined by the D.Lgs.

81/08.

In the solicitation process set up by the Contracting Officer (RUP), to verify the professional technical suitability, the Embassy asks the offerors a statement on the average annual workforce and on collective bargaining agreement (Contratto di lavoro) applied to employees, the details of the workers' complaints made to INPS, INAIL and Casse Edili.

In the case of private works, no permission from construction and the amount of the work less than € 100,000, the verification of the suitability of the company is simplified and is considered satisfied through the presentation by the company of the certificate of registration in the Chamber of Commerce, Industry e Handicraft and the Single Document of Regularity Contribution (DURC), accompanied by self-certification in order to meet the other requirements set out in Annex XVII of the Local Consolidated Law on Finance.

After the tender closure, the company entitled to the work must submit a detailed Operational Safety Plan (Piano Operativo di Sicurezza) at least 15 days before starting the operations.

The safety plan submitted must clearly identify the professional figures as follows:

"DIRETTORE TECNICO DI CANTIERE" The construction site technical director is the person who manages for the contractor the construction site. This role can be played by both an employee of the company and by an external professional, with a specific and formal assignment. The figure of the technical director of the construction site must not be confused with that of the construction manager, who is instead appointed by the client and checks that the works are carried out in accordance with the provisions of project and related specifications.

"PREPOSTO" an individual who is identified for the functions he/she performs and is therefore comparable to what with other terms is indicated as site manager, workshop manager, department head, office manager, etc. He/she must also be trained to be able to

- 7 -perform the functions attributed to him, as indicated in art. 19 letter g) of paragraph 1 and according to the objectives set by art. 37 of D.Lgs. 81/08. The PREPOSTO, insures continuously and effectively that the workers:

1) follow the safety regulations imparted and outlined in the safety plan.

2) use the required personal protective equipment (PPE).

3) promptly report to the employer or manager any deficiencies in the procedures, tools, personal protective equipment, and persistent protocols disregards.

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2.3 DESCRIPTION OF WORK

The aim of the work is to remove the existing carpet floor tiles and replace it with a new flooring made of SPC tiles. The work will take place in 3 offices and hallway.

Move all the furniture inside all rooms, and subsequently relocate after works.

The contractor is responsible for either removing, storing, and reinstalling or protecting (from dust and impact) all furniture, electronic devices, fan coil units, smoke detectors, and other items in place.

Before proceeding with the removal of carpet tiles, the contractor must vacuum clean all flooring to minimize the spread of dust during the removal process.

Remove all existing carpet tiles throughout the entire project area, including those installed beneath the fan coil units. The contractor is responsible for moving the fan coil units if necessary to complete this task.

During the carpet floor removing, pay attention not to damage to the underneath floor.

The historic battuto veneziano floor, dating to the end of the 19th century, is covered by the carpet and by a very thin layer of leveling mortar and glue (no more than 1-2 mm thick). To prevent damage to the original floor any type of mechanical operation on the substrate (whether performed by hand or using equipment/machinery) shall be avoided.

The layers underneath the carpet tiles should not be thinned down to avoid any damage the to the original battuto veneziano floor. In the event of damage, the auto leveling phase will be Contractor’s responsibility and shall be operated in compliance with Cultural Heritage office recommendations.

Remove existing baseboard along all permiter of the rooms interested in the project.

Supply and install new flooring made of SPC tiles. Wooden finishing. Size 1800x228x6mm (Approx. 160 Sqm). Including 6 mil underlayment. Materials shall be submitted to the C.O.R.

for approval. In the hallway, the new floor will be installed directly on top of the existing wooden floor. Thresholds to connect the different quotes between the rooms are included.

Supply and install solid wood Baseboard type Ducale white of 120mm height and 13mm thickness on all perimeter of all rooms (appox. 120 lm).

All the debris from the work shall be loaded and disposed outside the building on the very same day, and only a small internal area will be set up to deposit the material to be installed.

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A percentage of 4% of all materials of the project is included in this solicitation and shall remain with the Embassy to allow the future installation.

The Contractor shall provide professional deep cleaning of the premises at final completion of the work.

WORK PHASES:

1. Preparation:

o Ensure the subfloor is clean, dry, and level.

o Acclimate the SPC flooring to the room temperature for at least 48 hours before installation.

2. Materials Needed:

o SPC flooring planks o Underlayment o Utility knife or saw o Measuring tape o Straight edge o Spacers o Rubber mallet o Tapping block

3. Installation Steps:

o Measure and Plan: Measure the room and plan the layout of the SPC flooring.

Ensure that the planks are aligned properly.

o Cutting: Cut the SPC planks to fit the room dimensions using a utility knife or saw.

o Laying the SPC:

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Start from one corner of the room and lay the planks, clicking them together using the patented 5G click system or similar locking mechanism.

Use spacers to maintain an expansion gap around the perimeter of the room.

Use a rubber mallet and tapping block to ensure the planks are securely locked together.

o Trimming and Finishing: Trim any excess SPC around the edges of the room and install baseboards or trim to cover the gaps.

4. Post-Installation:

o Allow the floor to settle for the recommended time before walking on it.

o Clean the floor according to the manufacturer's instructions.

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2.4 LIMITATIONS

The accomplishment of the project shall be circumscribed to the specific requests described in the Tender Documents.

2.5 MATERIAL EQUIVALENTS

The contractor shall verify and ensure that all the materials supplied are new and without defects and that their use and/or installation is carried out using the best techniques and fully respecting the instructions supplied by the manufacturers.

All the material should be of primary brands and sample should be submitted to the C.O.R.

for approval. All sample should be submitted within 15 days from the notice to proceed.

Special parts shall be manufactured solely by workshops that are highly qualified in that specific sector.

The makes indicated in this SOW (Scope of Work) are intended as a point of reference and therefore, the words or approved equivalent are implicit.

Therefore, the makes and products listed are to be deemed equivalent to each other.

Different selections implemented by the Contractor shall be approved in advance by the COR, after submission of samples and technical cards.

Special products must be processed only to workshops highly qualified in the field of specific realization.

Refer to datasheets attached to this document.

FLOOR

DECO

CLAP!3D

https://www.decodecking.it/en/indoor/clap/clap-3d/

BASEBOARD

Solid Wood Baseboard type Ducale white 120mm height and 13mm thickness https://www.decodecking.it/en/indoor/clap/clap-3d/

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2.6 TENDER DOCUMENTS

The following documents shall form an integral part of the contract:

The present Special Tender Document

General Conditions in use by the Client

Drawings

Bill of quantities

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2.7 SMOKING POLICY

U.S. Tri-Mission Rome Employee Smoking Policy

Tri-Mission services are performed by direct-hire LES. and Embassy contractors.

This smoking policy has been established for the following reasons:

To protect individuals from second-hand smoking

To avoid setting off alarms and smoke detectors

To maintain a clean workplace

To avoid fires from discarded cigarettes

Any LES or Embassy Contractor working in/on a Government Owned residential compound/property or in a owned or leased residence will follow the rules listed below:

No smoking is allowed on the compound or inside any government-owned residence outside of the dedicated areas.

No smoking is allowed inside a government owned or leased residence.

No smoking is allowed on terraces, in common areas, or parking lots.

No smoking is allowed in any enclosed spaces.

Smoking is allowed outside the gates of a compound or in dedicated areas only. Any person found to be in violation of the above rules will be escorted off the property immediately, reported to the Facility Manager and or GSO, and face immediate disciplinary action.

For questions, concerns, or reporting of a violation please call Facility Management or GSO at X2132 or RomeFacilMaint-DL@state.gov.

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3 SOLICITATION CHARACTERISTICS

3.1 IMPLEMENTATION PHASE

• The worksite shall be kept as clean as possible.

• Areas for storing material shall be agreed upon, together with the COR, based on logistical-operative criteria.

• Any temporary interruptions of utilities shall be scheduled at least 5 days in advance and shall be subject to approval from the COR.

• Tests on the correct operation of the systems and consignment of parts of completed work shall be carried out in the presence of the person designated by the contractor and someone authorized by the Embassy. The contractor shall be responsible for drawing up the necessary delivery reports for the work and systems carried out and shall be subject to verification and acceptance by the COR.

3.2 SUBMITTALS DESCRIPTION (SD)

Submittal requirements are specified in the technical sections. Examples and descriptions of submittals identified by the Submittal Description (SD) numbers and titles follow:

• SD-01 Preconstruction Submittals

Preconstruction Submittals include schedules and a tabular list of locations, features, and other pertinent information regarding products, materials, equipment, or components to be used in the work.

• SD-02 Shop Drawings

Drawings, diagrams, and schedules specifically prepared to illustrate some portions of the work are requested by the cor. Diagrams and instructions from a manufacturer or fabricator for use in producing the product and as aids to the Contractor for integrating the product or system into the project.

Drawings prepared by or for the Contractor to show how multiple systems and interdisciplinary work will be coordinated.

• SD-03 Product Data

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Catalog cuts, illustrations, schedules, diagrams, performance charts, instructions and brochures illustrating size, physical appearance and other characteristics of materials, systems or equipment for some portion of the work.

Samples of warranty language when the contract requires extended product warranties.

• SD-04 Samples

Fabricated or unfabricated physical examples of materials, equipment or workmanship that illustrate functional and aesthetic characteristics of a material or product and establish standards by which the work can be judged. Requested by the the Cor Color samples from the manufacturer's standard line (or custom color samples if specified) to be used in selecting or approving colors for the project.

Field samples and mock-ups constructed on the project site establish standards ensuring work can be judged. Includes assemblies or portions of assemblies that are to be incorporated into the project and those that will be removed at conclusion of the work.

• SD-05 Design Data

Design calculations, mix designs, analyses or other data pertaining to a part of work.

• SD-06 Certificates

Statements printed on the manufacturer's letterhead and signed by responsible officials of manufacturer of product, system or material attesting that the product, system, or material meets specification requirements. Must be dated after award of project contract and clearly name the project.

Document required of Contractor, or of a manufacturer, supplier, installer, or Subcontractor through Contractor. The document purpose is to further promote the orderly progression of a portion of the work by documenting procedures, acceptability of methods, or personnel qualifications.

Confined space entry permits

Text of posted operating instructions

Material Testing

• SD-07 Manufacturer's Instructions

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Preprinted material describing installation of a product, system, or material, including special notices and (SDS) concerning impedances, hazards, and safety precautions.

• SD-08 Operation and Maintenance Data

Data provided by the manufacturer, or the system provider, including manufacturer's help and product line documentation, necessary to maintain and install equipment, for operating and maintenance use by facility personnel.

Data required by operating and maintenance personnel for the safe and efficient operation, maintenance and repair of the item.

Data incorporated in an operations and maintenance manual or control system.

• SD-09 Closeout Submittals

Documentation to record compliance with technical or administrative requirements or to establish an administrative mechanism.

Submittals required for Guiding Principal Validation (GPV) or Third-Party Certification

Special requirements necessary to properly close out a construction contract. For example, Record Drawings and as-built drawings. Also, submittal requirements necessary to properly close out a major phase of construction on a multi-phase contract.

Approving Authority

Office or designated person authorized to approve the submittal.

3.3 CONCLUSION PHASE

At the completion of the works, a final inspection inspection will be conducted by the representatives of the Contracting Company and the C.O.R. to verify the correctness of execution, the compliance with the requirements of the technical specifications and the full functionality of the works contracted and carried out, in their entirety.

Upon completion of the work and acceptance of by the C.O.R. of what has been achieved, the Contracting Company must deliver the following documentation to the Customer's Technical Office:

- Detailed as-built drawings of the works, both at an architectural/structural and various systems.

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- Technical data sheets of the most significant materials used for the realization, with the list of the contact details of the sales warehouses of local suppliers.

- Certifications of conformity and testing of materials subject to certification carried out by the manufacturing companies and the guarantee of their correct installation on site by the Contracting Company for what may be pertinent to the realizations and for what is provided by the legal requirements.

Performance

• Work starts 10 calendar days from Notice to Proceed

• Work ends: 20 calendar days from Notice to Proceed

3.4 EXECUTION TIMES AND PENALTIES FOR LATE DELIVERY

The execution times of the works and the methods with which these times will be calculated are reported in the general clauses of the contract or P.O. (Purchase Order)

Same about penalties for delayed delivery of the works.

3.5 WORK PROGRESS

The Administration reserves in any case the right to order the execution of a specific work within a predetermined period or to order the execution of the works in the way it deems most convenient, especially in relation to the needs dependent on the execution of works and the delivery of supplies excluded from the contract, without the Contractor being able to refuse or make it the subject of a request for special compensation.

The Contractor will submit to the management of the works for approval, before the start of the works, the detailed operational program of the works and the related amounts to which it will comply in the execution of the works, in harmony with the program referred to in Law 10-12-1981, n. 741 in the cases contemplated.

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3.6 PARKING

No parking is allowed inside the site. The Contractor's vehicles shall be allowed to enter only for loading and unloading materials.

Loading and unloading operations shall be carried out using only one vehicle at a time.

Consequently, during the accomplishment of the project the Contractor shall ensure that its vehicles are parked at its own expense outside the Government property.

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4 SPECIFICATIONS

4.1 RESILIENT RUBBER FLOOR COVERINGS

4.1.1 REFERENCE

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.

EUROPEAN STANDARDS – EUROPEAN COMMITTEE FOR STANDARDIZATION:

UNI EN 1817:2020 Resilient floor coverings - Specification for homogeneous and heterogeneous smooth rubber floor coverings.

UNI 8272-11:1987 Building. Rubber floor coverings. Determination of sliding resistance.

UNI EN 651:2011 Resilient floor coverings - Polyvinyl chloride floor coverings with foam layer

- Specification

UNI EN 13893:2005 Resilient, laminate and textile floor coverings - Measurement of dynamic coefficient of friction on dry floor surfaces

UNI EN ISO 24343-1:2012 Resilient and laminate floor coverings - Determination of indentation and residual indentation - Part 1: Residual indentation

UNI EN ISO 24344:2012 Resilient floor coverings - Determination of flexibility and deflection

UNI EN 24346:2012 Resilient floor coverings - Determination of overall thickness

EN ISO 10140-3:2021 Acoustics - Laboratory measurement of sound insulation of building elements - Part 3: Measurement of impact sound insulation

EN ISO 10582:2018 Resilient floor coverings - Heterogeneous poly(vinyl chloride) floor covering - Specifications (ISO 10582:2017)

EN ISO 23997:2012 Resilient floor coverings - Determination of mass per unit area

EN ISO 23999 Resilient floor coverings - Determination of dimensional stability and curling after exposure to heat (ISO 23999:2021)

EN ISO 26987:2012 Resilient floor coverings - Determination of staining and resistance to chemicals

ISO 48-4:2018 (ISO 7619) Rubber, vulcanized or thermoplastic — Determination of hardness

— Part 4: Indentation hardness by durometer method (Shore hardness).

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ISO 105-B02 Textiles — Tests for colour fastness — Part B02: Colour fastness to artificial light:

Xenon arc fading lamp test

DIN ISO 4649:2021-06 Rubber, vulcanized or thermoplastic - Determination of abrasion resistance using a rotating cylindrical drum device (ISO 4649:2017)

DIN EN 1815:2016-12 Resilient and laminate floor coverings - Assessment of static electrical propensity

DIN EN 13893:2003-02 Resilient, laminate and textile floor coverings - Measurement of dynamic coefficient of friction on dry floor surfaces

DIN 53436-1:2015 Generation of thermal decomposition products from materials for their analytic-toxicological testing - Part 1: Decomposition apparatus and determination of test temperature

EN 1399:1999 Resilient floor coverings - Determination of resistance to stubbed and burning cigarettes

EN 14041:2018 Resilient, textile, laminate and modular multilayer floor coverings - Essential characteristics

EN 13501-1:2018 Fire classification of construction products and building elements - Part 1:

Classification using data from reaction to fire tests

EN 13893:2002 Resilient, laminate and textile floor coverings - Measurement of dynamic coefficient of friction on dry floor surfaces

EN 12667 Thermal performance of building materials and products - Determination of thermal resistance by means of guarded hot plate and heat flow meter methods - Products of high and medium thermal resistance

EN 1081:2018+A1:2020 Resilient, laminate and modular multilayer floor coverings - Determination of the electrical resistance

4.1.1.1 Action Submittals

The following designation are for Contractor Quality Control approval.

Submit the following in accordance with SUBMITTAL PROCEDURES:

SD-Shop Drawings

Resilient Flooring and Accessories;

SD-Product Data

Resilient Flooring and Accessories;

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Luxury Vinyl Tile

Recycled content for Luxury Vinyl Tile;

SD-Samples

Resilient rubber flooring and accessories

SD-Test Reports

Moisture, Alkalinity and Bond Tests;

SD-Certificates

Indoor Air Quality for Luxury Vinyl Tile;

Certifications of materials

SD-Manufacture’s Instructions

Surface preparation

Installation planning

SD-Closeout

Submittals Warranty;

4.1.1.2 Delivery Storage and handling

Deliver materials to the building site in original unopened containers bearing the manufacturer's name, style name, pattern color name and number, production run, project identification, and handling instructions. Store materials in a clean, dry, secure, and well-ventilated area, free from strong contaminant sources and residues, with controlled ambient air and temperature and stacked according to manufacturer's recommendations.

Remove resilient flooring products from packaging to allow ventilation prior to installation.

Protect materials from the direct flow of heat from hot-air registers, radiators and other heating fixtures and appliances.

Store resilient products and installation materials in dry spaces protected from the weather, with ambient temperatures maintained within range recommended by manufacturer, but not less than 10 deg C (50 deg F) or more than 32 deg C (90 deg F).

4.1.1.3 Quality Assurance

Mockups: Build mockups to verify selections made under Sample submittals, to demonstrate aesthetic effects, and to set quality standards for materials and execution.

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1. Coordinate mockups in this Section with sample installations specified in other Sections.

2. Approval of mockups does not constitute approval of deviations from the Contract Documents contained in mockups unless Project Director/COR specifically approves such deviations in writing.

3. Subject to compliance with requirements, approved mockups may become part of the completed Work if undisturbed at time of Substantial Completion.

4.1.1.4 Certificates

• Floor Covering Materials

Provide Vinyl Composition Tile, and wall base products certified to meet indoor air quality requirements and certifications. Provide current product certification documentation from certification body.

4.1.1.5 Field Conditions

A. Maintain ambient temperatures within range recommended by manufacturer, but not less than 21 deg C (70 deg F) or more than 35 deg C (95 deg F), in spaces to receive resilient products during the following periods:

1. 48 hours before installation.

2. During installation.

3. 48 hours after installation.

B. After installation and until Substantial Completion, maintain ambient temperatures within range recommended by manufacturer, but not less than 13 deg C (55 deg F) or more than 35 deg C (95 deg F).

C. Install resilient products after other finishing operations, including painting, have been completed.

4.1.1.6 Scheduling

Schedule resilient flooring application after the completion of other work which would damage the finished surface of the flooring.

4.1.1.7 Extra Material

Provide extra flooring material of each color and pattern at the rate of minimum 4 sqm for each 100 sqm of sheet flooring installed. Package all extra materials in original properly

- 23 -marked containers bearing the manufacturer's name, brand name, pattern color name and number, production run, and handling instructions.

Provide extra materials from the same lot as those installed. Leave extra stock at the site in location assigned by Contracting Officer.

4.1.2 PRODUCTS

Include data for material descriptions, recommendations for product shelf life, and precautions for flammability and toxicity.

4.1.2.1 Certificates

Remove products from the work site which do not conform, and replace with new products that conform to the referenced specification. Test replacement products that failed initial testing at no cost to the Government.

Regulatory Requirements In addition to requirements specified elsewhere for environmental protection, provide coating materials that conform to the restrictions of the local Air Pollution Control District and regional jurisdiction. Notify Contracting Officer of any paint specified herein which fails to conform.

4.1.2.2 Safety and Health

Apply sticky materials using safety methods and equipment in accordance with the applicable State, regional and local laws and regulations.

Toxic Materials: to protect personnel from overexposure to toxic materials, conform to the most stringent guidance of: The applicable manufacturer's Safety Data Sheets (SDS) or local regulation.

Follow the general prevention measures against the individual risks identified above.

All workers must be adequately informed and trained on the correct methods of carrying out the activities and using the equipment (Art. 71 comma 7 lettera a) del D.lgs. n.81/08 as modified by D.lgs n.106/09).

Periodically check the efficiency of the tools and equipment used (Art 71 del D.lgs. n.81/08 as modified by D.lgs n.106/09).

Make sure of the toxicity of the materials and products used and follow the instructions given in the respective safety data sheets of the products used.

Be aware of the characteristics of the substances used (e.g. flammability, incompatibility), specifically the concentrations, methods of use and contact times (Art 227, comma 1 del D.lgs.

n.81/08 as modified by D.lgs n.106/09).

The substances used must not be accumulated in the workplace in quantities exceeding that strictly necessary for processing.

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Ensure air exchange in the workplace (Allegato IV del D.lgs. n.81/08 as modified by D.lgs n.106/09).

Comply with the necessary measures so that the workplace and the position of the workers during the use of the equipment present safety requirements and respond to the principles of ergonomics (Art. 71 comma 6 del D.lgs. n.81/08 as modified by D.lgs n.106/09).

Do not assume awkward positions for long periods, but if necessary, interrupt work often in order to relax the muscles.

Provide employees with the necessary information for the correct handling of heavy or bulky loads (Art. 168 del D.lgs. n.81/08 as modified by D.lgs n.106/09).

Comply with the instructions received for an exact and correct position to assume when handling loads (Art. 168 del D.lgs. n.81/08 as modified by D.lgs n.106/09).

Before moving the elements by hand, evaluate their weight and size and identify the most suitable way to grasp them, get up and move them without straining your back (Art. 168 del D.lgs. n.81/08 come modificato dal D.lgs n.106/09).

For heavy or bulky loads, the mass must be moved with the intervention of several people in order to distribute and reduce the effort (Art. 168 del D.lgs. n.81/08 as modified by D.lgs n.106/09).

Always use the Personal Protective Equipment provided and Verify the continuous use of PPE by all operating personnel (Art. 75-78 del D.lgs. n.81/08 as modified by D.lgs n.106/09).

4.1.2.3 SPV, Vinyl and Rubber floor tile

• Conform to standards and norms mentioned above

• Slip Rating: R10

• Fire Resistance: Bfl-S1

• LRV - Y Value: 19

• Emissions: BRE Green Guide A+

• Provide color and pattern uniformly distributed throughout the thickness of the tile.

Provide certification of indoor air quality for SPV tiles.

• Provide tile with a factory protective finish that enhances cleanability and durability

4.1.2.4 Moulding

Provide tapered mouldings of vinyl or clear anodized aluminum and types as recommended by flooring manufacturer for both edges and transitions of flooring materials specified.

Provide vertical lip on moulding of maximum 6 mm. Provide bevel change in level between 6 and 12 mm with a slope no greater than 1:2.

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4.1.2.5 Surface preparation materials

Provide surface preparation materials, such as panel type underlayment and lining felt as recommended by the flooring manufacturer for the subfloor conditions and in compliance with CH recommendations.

4.1.2.6 Manufacturer’s Color, Pattern and Texture

Provide color, pattern and texture for resilient flooring and accessories in accordance to the C.O.R.

Submit scaled drawings indicating patterns (including location of patterns and colors) and dimensions. Submit manufacturer's descriptive data and samples of each indicated color and type of flooring, base and accessories.

4.1.2.7 Fire Resistance Testing Requirements

Provide a Fire Resistance: Bfl-S1 in accordance with EN 13501-1 for flammability and smoke emissions.

4.1.3 EXECUTION

4.1.3.1 Examination

A. Examine substrates for compliance with requirements for maximum moisture content and other conditions affecting performance of the Work.

1. Verify that finishes of substrates comply with tolerances and other requirements specified in other Sections and that substrates are free of cracks, ridges, depressions, scale, and foreign deposits that might interfere with adhesion of resilient products.

4.1.3.2 Preparation

A. Prepare substrates according to manufacturer's written instructions to ensure adhesion of resilient products (no glue needed)

B. Do not install resilient products until materials are the same temperature as space where they are to be installed.

1. At least 48 hours in advance of installation, move resilient products and installation materials into spaces where they will be installed.

C. Immediately before installation, sweep and vacuum clean substrates to be covered by resilient products.

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4.1.3.3 Resilient Base Instasllation

A. Comply with manufacturer's written instructions for installing resilient base.

B. Apply resilient base to walls, columns, pilasters, casework and cabinets in toe spaces, and other permanent fixtures in rooms and areas where base is required.

C. Install resilient base in lengths as long as practical without gaps at seams and with tops of adjacent pieces aligned.

D. Tightly adhere resilient base to substrate throughout length of each piece, with base in continuous contact with horizontal and vertical substrates.

E. Do not stretch resilient base during installation.

F. On masonry surfaces or other similar irregular substrates, fill voids along top edge of resilient base with manufacturer's recommended adhesive filler material.

G. Preformed Corners: Install preformed corners before installing straight pieces.

H. Job-Formed Corners:

4.1.3.4 Resilient Accessory Installation

Resilient Molding Accessories: Butt to adjacent materials and tightly adhere to substrates throughout length of each piece. Install reducer strips at edges of floor covering that would otherwise be exposed.

4.1.3.5 Protection

From the time of installation until acceptance, protect flooring from damage as recommended by the flooring manufacturer. Remove and replace flooring which becomes damaged, loose, broken, or curled and wall base which is not tight to wall or securely adhered.

4.1.3.6 Safety Precautions

Prior to application in confined spaces of toppings and coatings containing flammable or toxic properties, institute safety precautions recommended by the manufacturer of the product.

Erect "NO SMOKING" signs and prohibit smoking or use of spark- or flame-producing devices within 50 feet of any mixing or placing operation involving flammable materials.

Provide personnel required to handle, mix, or apply toppings containing toxic or flammable properties with such items of personal protective equipment and apparel for eye, skin, and respiratory protection as are recommended by the manufacturer of the product. Ensure all personnel are trained in the appropriate use and wearing of personal protection equipment.

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4.1.3.7 Protection of Adjacent Surfaces

In addition to the protection of adjacent surfaces during installation, provide areas used to store and mix materials with a protective covering under the materials. After application of the sealer coats, protect finished flooring during the remainder of the construction period.

4.1.3.8 Existing Subfloor

Clean existing subfloors with soft products and in compliance with Cultural Heritage office recommendations.

During the carpet floor removing, pay attention not to damage to the underneath floor. The layers underneath the carpet tiles should not be thinned down to avoid any damage the to the original battuto veneziano floor.

4.1.3.9 Protection of original flooring

The historic battuto veneziano floor, dating to the end of the 19th century, is covered by the carpet and by a very thin layer of leveling mortar and glue (no more than 1-2 mm thick). To prevent damage to the original floor any type of mechanical operation on the substrate (whether performed by hand or using equipment/machinery) shall be avoided.

4.1.3.10 Cleaning and Protection

A. Comply with manufacturer's written instructions for cleaning and protecting resilient products.

B. Perform the following operations immediately after completing resilient-product installation:

1. Remove adhesive and other blemishes from new relilient surfaces.

2. Sweep and vacuum horizontal surfaces thoroughly.

3. Damp-mop horizontal surfaces to remove marks and soil.

C. Protect resilient products from mars, marks, indentations, and other damage from construction operations and placement of equipment and fixtures during remainder of construction period.

D. Floor Polish: Remove soil, adhesive, and blemishes from resilient stair treads before applying liquid floor polish.

E. Cover resilient products subject to wear and foot traffic until Substantial Completion

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4.2 MAINTENANCE PLAN

At completion of project, the contractor shall submit the preventive maintenance plan of all the equipment installed within the scope of the project, as follows.

List in detail the new equipment installed and submit the list to the C.O.R.

The C.O.R. shall review the list and will give the contractor the standard inventory card for each type of equipment. Also the C.O.R. will give the contractor the “Check list” detailing the standard OBO preventive maintenance activity for each type of equipment together with the required schedule, i.e. monthly, semiannual or annual schedule.

The contractor shall fill in the inventory cards for all equipment and shall submit to the C.O.R.

the entire maintenance plan on paper.

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5 MATERIAL SHEETS

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RESILIENT BASE:

Supply and install new realistic wood surfaces in SPC (Stone Plastic Composite) flooring. A type of rigid core luxury vinyl flooring. – Color to be submitted

BASEBOARD:

Solid Wood Baseboard type Ducale white of 120mm height and 13mm thickness

4.2 MAINTENANCE PLAN

5 MATERIAL SHEETS