ASHE_18-1078_Tech_Specs_Rev.1.pdf

Project # ASHE 18-1078 Technical Specifications Rev.1

DATE: JUL 2018

31CES/CENM 1

U.S. AIR FORCE

31ST FIGHTER WING

31ST CES/CENM

AVIANO AIR BASE, ITALY

TECHNICAL SPECIFICATIONS

ASHE 18-1078

SUSTAIN FACADES, FAC. 1174

AREA F, AVIANO AB, ITALY

REV.1

31CES/CENM 2

1. SCOPE OF WORK

The Contractor shall provide all management, tools, supplies, equipment, transportation and qualified personnel necessary to clean, repair and paint the entire plaster exterior walls, the building 1174 to include all concrete and plaster surfaces, plaster removal, repair of concrete cover and installation of special plastering product and sealing of joints in main bldg. Contractor shall give Construction Management office a minimum 10 days notification for any disruption in base services.

Contractor shall notify project Manager (PM) / Inspector upon completion of each task to conduct final inspection on each task before proceeding to the next job.

2. WORK LOCATION

31CES/CENM 3

3. WORK SITE CONDITIONS

a. Works area is located at B. 1174. Before work performance, Contractor will submit a detailed work schedule for the PM approval.

b. Before work starts, the Contractor, in coordination with the facility manager (FM) must provide a lay-down and construction area proposal for the PM approval. The Contractor will be responsible for securing the lay-down and construction area.

c. Before the work starts, the Contractor, in coordination with the FM will provide a detailed plan for access limitation for the Contracting Officer (CO) approval, as well as any other activity that may limit normal operation.

d. The Contractor is permitted to use reasonable quantities of available electricity and water at the work site. The Contractor shall not alter characteristics and shall observe conservation practices at all times. All utility connections shall be the Contractor’s responsibility, including restoring to initial conditions.

e. Authorized work hours and days. Performance of work hereunder shall be from Monday through Friday excluding holidays from 08.00 to 17.00 hours. Work during weekends or holidays may be requested by the Contractor with a minimum of 10 days advance notice as for any disruption in base services. However the CO has the right to deny such request if reasons requiring weekend or holiday work are not valid or for the security reasons or other necessities.

f. Toilet facilities in the vicinity of the work site shall be available for Contractor use. The Contractor shall use facilities in a manner to maintain their state of cleanliness and hygiene.

g. The Contractor shall not use base refuse containers to discard debris. The work site shall be clean and free of debris at the end of every workday. All construction debris shall be disposed by the Contractor at the authorized sites off base according to category of debris/refuse in strict observance of all host country laws, decrees and local regulations in force.

h. The Contractor shall be responsible for ensuring all personnel engaged in the performance of this contract observe all national laws concerning safety. At all times the Contractor will assure all personnel are wearing the correct safety equipment when performing their work, such as hard hats, steel toe boots, gloves, reflective gear and any other equipment deemed necessary to perform their work in the safest way. The Contractor shall also assure all personnel comply with Italian laws DM. 81/08. A copy of the Piano Operativo di Sicurezza (POS) will be provided to 31FW/SE (Mr. Nicola Pezzetta, ph. 0434-307476) after contract award.

i The Contractor shall consider possible delays when entering Area F or during different work phases throughout the life of the project, unproductive time and related costs will be considered at no extra cost to the Government. Equitable extension of the performance period based on documented delays and frequent unannounced long suspensions of work will be considered by the Government.

j Smoking on site is prohibited for all contractor personnel.

31CES/CENM 4

4. GENERAL WORK DESCRIPTION

Each item of the schedule is inclusive of furnishing and installation of materials and equipment, scaffolding, transportation to dump, and storage of demolished and/or removed materials, in accordance with CO’s instructions and all finishing work required to make each item complete in a workmanlike manner.

All the quantities that are indicated or successively added are estimates. Therefore the government shall not be held responsible for the accuracy of the estimated quantities. The contract requires a completed project on a lump sum (L.S.) basis. It is therefore the responsibility of the contractor to calculate, foresee and perform all quantities and work necessary, even if it is not mentioned in the specifications but included in the drawings or clearly necessary to deliver a complete project based on its overall scope.

4.a Scaffoldings

The Contractor shall use proper scaffolding equipment (assembled according to the PIMUIS, redatto a carico del Contractor) or aerial platforms or cherry picker to perform all the works. The contractor shall adhere to proper safety procedures when working in areas where scaffolding has been set up and for all personnel that are working in the immediate area to include wearing the proper safety equipment at all times and to secure the working area access. The max working height is 10 mt.

L.S.

4.b Sidewalk sustain. Item shall include:

- removal and disposal the existing concrete blocks paver and curbs all along the walls where the plaster will be demolished (minimum deep 35 cm), including Removal of existing bituminous membrane and all eventual remaining;

- Supply, laying, and compaction of stabilized granular base 0-32mm diameter, minimum thickness 15 cm;

- Supply and install new C25/30 reinforced concrete sidewalk (steel mesh size Ø6 mm minimum), 15 cm high, to match location, size and elevation as the removed concrete-block sidewalk

- Supply and install 1 cm thick polystyrene panel between the wall and the new concrete sidewalk, including top sealant;

- Any other work to provide a job in a workmanlike manner.

m² 150

31CES/CENM 5

4.c Walls surface preparation. Item shall include:

- Removal of the frames around the existing windows of the building where the plaster will be removed and replace it with furnishing and installing the new metal frames (5 cm wide).

The new profiles need to be strongly fixed and sealed. The lower horizontal profiles must have a specific shape to function as a "rompigoccia". The removed material will be dismantled by the Contractor to the authorized landfill.

- Removal and disposal of walls existing plaster, including portion below demolished concrete sidewalk. Item shall include removing all the equipment (light, Split, lighting, joints covers, downspouts, etc) on the wall and reinstalling it in the same position after the completion of the works;

- Repair of exposed reinforcement bars. Reinforcement bars will be cleaned of rust and treated with a rust inhibitor product (passivante) Volteco Sanofer;

- High pressure washing of walls surfaces using a suitable pressure washer machine with rotating nozzle (not "blade" jet) and minimum pressure of 150 atm, so as to completely remove all coating plaster portions and / or of the immediate deteriorated substrates that should not be adhered in the phase of detachment from the support

- Perform sanitizing on all surfaces by applying a coat of disinfectant and antifungal primer for undiluted mold and leave for at least 8 hours before the next steps, similar to PROCLEAN. The work must be carried out taking care to do not to cause damage to neighboring surfaces that are not interesting from the intervention.

- m² 415

4.d Fiber Reinforced Mortard (Impermeabile)

From about -35 cm to above +15 cm from finish concrete sidewalk elevation furnish and install fiber reinforced waterproofing plaster, type cycle Volteco Bi Mortar Plaster Seal or equal approved. Use stainless steel mesh or a fiber mesh like Volteco Revomat or equal reinforcement to armor and fix it fixed with mechanical anchors to the wall. The reinforced waterproof plaster will have a specific weight> 2 kg / l. After seven days apply one layer of two components waterproof coating featuring high elasticity and versatility of Plastivo 250 or equal and the second layer only when the previous one is dry and hardened. Let it cure 3days after application before backfilling.

m² 65

4.e Dehumidifying Plaster (Deumidificante)

Furnish and install, from +15 cm above the new concrete sidewalk to +100cm a dehumidifying system formulated to restore plaster on dam walls, type Volteco Calibro Plus Evaporation cycle.

It consist in two layers. The rough mortar Calibro Rinzaffo with a minimum thickness of 5 mm, to fill the cavities and level surfaces. It must be resistant to contact with sulphates, adhere to the support in presence of strong salinity. The second layer of aerated plaster (intonaco areato), minimum thickness 2 cm, must be able to promote the evaporation of moisture without saline accumulations and having a water vapor permeability coefficient (μ) (EN 1015-19) <15 like Calibro PE Intonaco or equal.

m² 120

31CES/CENM 6

4.f Exterior Plaster Furnish and install, from +100 cm to the top, civil smooth plaster for vertical exterior walls.

Apply on the cleaned surface the plaster mixture hydrated lime, Portland Cement, classified sands and specific additives to improve processing and adhesion. The first layer of rough mortar (rinzaffo) and a second layer of daub flat.

m² 230

4.g Finishing Plaster Hydrohibic (Intonachino) Furnish and install finishing a white ready mixed, lime based, hydrophobic plaster (intonachino) with high breathability. The “intonachino” will have a specific weight < 1,8 kg/l and a resistance of vapour permeability (s=1 mm) like X-Lime Volteco or equal. The Contractor during execution of plastering cycle will level uneven surfaces in order to have a nice smooth and uniform wall surface without defects. Strictly follow installation instructions during plastering cycle including curing time. Transportation of resulting material to authorized dump and any other work including accessories to provide a job performed in a workmanlike manner m² 370

All the work activities listed above includes the removal of rusted metal corner guards (paraspigoli) and installation on all corners of PVC corner guards with mesh. The contractor during execution of plastering system cycle will level uneven surfaces in order to have a nice smooth and uniform wall surface without defects. Strictly follow installation instructions during plastering cycle including curing time.

4.h Paint Exterior Walls (Acril-Silossanica)

Painting for exterior intonachino/concrete surface. One coat of hight penetration acrylic primer In case of dusty background and absorbent. Use an water acryl-siloxane paint formulated, with high vapour permeability water-repellent (UNI EN 1062-3: permeability of liquid water 0,1< W24< 0,5 kg/m2h-0,5), deformability and excellent resistance to atmospheric agents like Paint Air Volteco or equal approved. Paint Color 1: NCS 1515 Y20 R, the Contractor will provide 3 color sample similar to the indicated code for the approval.

m² 370

4.i Metal Surfaces Enamel Paint

Painting for exterior metal surfaces, flashing, downspounts, gutters, doors and frames, jonts cover, grills, includes surface cleaning, sanding, treat rusted areas, two coats of synthetic enamel paint based on alkylate resins (“smalto alchidico”). This paint shall specify that it is quick drying and washable. For galvanized metal surfaces remove existing paint, supply and installation of non-reflective enamel paint suitable for galvanized metal surface. Provide one coat of primer and two coats of enamel paint. Contractor shall sand all metal surfaces with sandpaper, wire brush or steel wool over the entire surface and scrape where necessary to remove damaged / old paint. Contractor shall clean all rusted spots down to bare metal including spots where rust discoloration appears through the existing coating and apply one coat of anticorrosive paint. The activity will include the sealing on the downspout/radon boxes in the connection points.

Contractor shall use the proper equipment to perform the job to include scaffolding, protections, cleaning and any other work to provide a job in a workmanlike manner.

m² 290

31CES/CENM 7

4.l Bay Concrete Walls Washing With Pressure Washer Machine Contractor shall pressure wash all exposed concrete finish surfaces with high pressure hydraulics system, vertical and horizontal with a suitable pressure washer machine with rotating nozzle (not "blade" jet) and minimum pressure of 150 atm.

m² 1600

4.m Bay Concrete Walls New Joint Sealant Remove and dispose existing gray joint sealant between all vertical and horizontal pre-cast concrete elements, clean thoroughly joints of all particles including working area . Furnish and install new high performance waterproofing flexible joint sealant, to match existing type and color, along open joints with polyurethane (poliuretanico) sealant type Sikahyflex 250 façade or equal type of sealant approved including backing material where necessary, install minimum thickness = 1 cm.

The Contractor shall also seal exterior perimeter of all the windows with specific sealant, same color of the window frame.

Provide installation according to manufacturer application instructions.

1,000 LM

4.n Concrete Blocks Paver Washing

Contractor shall pressure wash all the existing precasted concrete block side walk all around the building, removing mold, stains, grass and dirt., posed concrete finish surfaces to an even tone on all sides of the building m² 300

4.q Access Ladder And Fall Protection Lines

Access Ladder – Supply and installation of one (1) vertical fixed ladder with a safety cage from the first level of the flat roof to the top as showed in the drawing, including extra length and landing platforms IAW 81/2008 and all applicable laws. Ladders and the cages (“scala alla marinara”) shall be made of heavy hot galvanized steel and they shall be equipped with locks and any other work necessary to give a job performed in a work-manlike manner L.S.

Fall Protection Lines – Supply and installation on all flat roofs and pitched roof a hot deep galvanized fall protection life lines, including safety anchors, wire, accessories, as requested by Italian Law D.M. 81/2008 and L.R. 24/2015. Furnish and install hot deep galvanized safety ladder hooks (gancio ferma scala), to safely access life line installed on the roofs. Item will be part of the same fall protection system including drawings and certification conform to EN795 for materials and installation. Item will include a sign to show access point installed on the wall, fastenings, anchors and any other item to provide a job performed in a workmanlike manner.

Item include submission of all certification documents as per art. 6 L.R 24/2015, shop drawings and maintenance for the first year to be accomplished by authorized personnel IAW Par. 9.1.6 of UNI EN 11158. Final documentation shall include 1 paper copy with original signs and the electronic files of all documents.

L.S.

31CES/CENM 8

5. GENERAL NOTES AND REQUIREMENTS.

a. The Contractor shall clean and prepare surfaces before applying paint as outlined in the contract specifications.

b. The Contractor shall notify Project Manager or Inspector before applying primer, and each coat of paint or plaster throughout the facility.

c. The color codes schedule shall be provided after contract award. The Contractor shall provide color and finished plaster samples on site for approval to Project Manager, samples will be kept on site.

d. Smoking on site is prohibited

6. ATTACHMENTS

1. Building 1174 Floor plan Rev.1

2. Existing Condition Photos Rev.1

3. Cycle sketch- Bldg 1174 Rev.1

4. Submittal Register Rev.1

5. Construction Cost Estimate Breakdown Rev.1

7. SUBMITTALS

a. The Contractor must provide the following submittals with their Offer.

1. Product Data Sheets for each of the products proposed to be used for the project.

b. The Contractor must provide the following submittals within prior to BOD:

a. Warranty Letter for all construction works performed, 1 Digital (PDF) and 1 Hardcopy.

b. Operations and Maintenance Manuals, 1 Digital (PDF) and 3 Hardcopy.

c. Contractor is required to contact CEAOR (0434-305691) and schedule a meeting to fill

Form DD1354 with appropriate project data for real property capitalization (blank DD1354 and category codes list CATCODE_LIST_2010 are available at 31CES/CENM during duty hours). Contractor is required to provide final Form DD1354 for 31CES/CD signature.

DATE: JUL 2018