ASHJ_15_1062_SOW_REV1.pdf

Project # ASHJ 15-1062 Technical Specifications R1

DATE: AUG 2015

31CES/CENM 1

U.S. AIR FORCE

31ST FIGHTER WING

31ST CES/CENM

AVIANO AIR BASE, ITALY

TECHNICAL SPECIFICATIONS

PROJECT ASHJ 15-1062

SUSTAIN HVAC SYSTEM BLDG 600

AREA E, AVIANO AIR BASE, ITALY

31CES/CENM 2

1. PROJECT SCOPE

The Contractor shall furnish all personnel, equipment, material, transportation, supervision and any other necessary item and service to repair the existing HVAC and interior lighting system in Bldg 600.

Work requires:

Design phase and construction of new heating/cooling water pipeline:

- New primary and secondary plastic pipeline to feed approx 100 existing fan coil units.

- Installation of new flanged intercepting valves.

- Pressure test of new lines.

Design phase and construction of the new interior lighting system:

- To obtain 500 Lux on desk surface and 200 Lux on the corridors.

- Fixtures designed with specular aluminum optic 99.99 suitable for video work station (REV-EN 12464-1).

- Equipped with 4x14W, T5 tubes and high efficiency electronic ballast.

Complete replacement of the suspended ceiling in all areas:

- Deep vacuum cleaning of above ceiling area after removal of old suspended ceiling.

- New frame and tile 60x60 cm, thickness 15 mm.

2. WORK SITE CONDITIONS

a. The Contractor is permitted to use reasonable quantities of available electricity and water at the work site. The Contractor shall alter characteristics and shall observe conservation practices at all times. All connections shall be the responsibility of the Contractor, including restorations to initial conditions.

b. Interruption of utilities. Utilities shall not be interrupted until approval is received from the Contracting Officer.

Any such need shall be requested in writing by the Contractor at least 10 days in advance of the needed interruption. Requests for utility interruption shall indicate the type of utility to be interrupted, the type of operation requiring the interruption, date and duration. To the maximum extent possible interruption shall be scheduled on week ends or U.S. holidays in order to minimize impact to base activities.

c. Work during week ends or holidays may be requested by the Contractor with a minimum of 10 days advance notice, however the Contracting Officer has the right to deny such request if reasons requiring week end and holiday work are not valid or for security or other necessities.

d. 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.

e. If welding is to be performed the Contractor shall ensure a welding permit is obtained from the Aviano Air Base Fire Department prior to performing welding operations.

f. The Contractor shall not use base refuse containers to discard debris. All construction debris shall be discarded by the Contractor off base at authorized sites according to category of debris/refuse in strict observance of all host country laws, decrees and local regulations in force.

g. The Contractor shall be responsible for ensuring all personnel engaged in the performance of this contract observe all host country laws concerning safety and in particular Italian D.M. 81/08.

NOTE: The project execution will be divided in 8 consecutive phases to permit the migration/rilocation of the administrative personnel in the areas affected by the works:first 2 phases for the central corridor, 6 phases for the lateral wings. Before starting work Contractor will submit a work schedule to C.O. for coordination and approval.

Contractor will be required to protect with plastic sheet the furniture and work stations during execution of the works.

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3. DESIGN REQIREMENTS

PERFORMANCE SCHEDULE

Performance schedule authorized is 210 (TWO- HUNDRED and TEN) calendar days after Notice to Proceed (NTP) and shall follow the phases as described in Table 1.

Table 1

REQUIREMENT DURATION

[CD]

PROGRESSION

[CD]

NTP 0 0

Pre-Final Design (60% DESIGN) Mechanical and Electrical . 45 45

Government Review and Conferences 10 55 Final Design (100% DESIGN) Mechanical and Electrical. 15 70

Design Approval (Satisfactory To Letter) 5 75 Construction 135 210

NTP = Notice to Proceed CD = Calendar Days

a. SUBMITTALS

- All submittals shall be in dual language: Italian and English.

- A transmittal sheet must accompany the media containing the information included on the external labels, total number of volumes being delivered, and a list of file names and file descriptions on each volume. The transmittal sheet must also include instructions for reading, restoring, or transferring the files from the media, and certification that all delivery media is free of known computer viruses.

- Prepare typed documents on compact disk (CD) read only memory (ROM) media in “Microsoft© Office 2007” and “Adobe Acrobat 7.0” or latest editions. Prepare A4 (210 x 297 mm) size documents.

- Prepare computer aided design (CAD) drawings on compact disk (CD) read only memory (ROM) media in an AutoCAD Release 2007 "DWG" file format and “Adobe Acrobat 7.0”. Prepare drawings in A2 size.

- Unless otherwise specified in the Statement of Work, each delivery of documents is subject to review and approval by the Contracting Officer.

- Submittal include copies of the minutes of all review comments, items discussed, Contractor answers to Government review comments, discussions, conclusions, agreements, etc.

- A copy of the preferred title sheet and title can be provided in both digital and hard copy upon request.

- When available, the Government will furnish “as built” or construction drawings pertinent to the facilities involved. Such drawings, however, are not warranted to show presently existing conditions at the site. Contractor therefore, shall verify in the field all data shown on such drawings as necessary for accomplishment of this work and shall obtain all other data as required to insure the complete and proper design of the project.

- The Contractor shall prepare and submit with the design documents appropriate connection, fabrication, layout, and product specific drawings.

- The Contractor shall produce design submittals that are more like shop drawing submittals so that after final design approval, submittals are minimized.

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b. SUBMITTAL REQUIREMENTS ARE AS FOLLOWS:

b.1 Site Survey and Pre-Final Design (60% DESIGN). Include Site Survey report, half-size drawings, specifications and manufacturer's data sheets.

b.2 Final Design (100% DESIGN). Incorporate comments on 60% design, design analysis and calculations and submit original design documents.

b.3 Format of Design Documents: Prepare, organize, and present design drawings in accordance with ISO-UNI Standards in a manner considered standard industry practice, except as modified herein. Design drawings shall be complete, accurate, and explicit enough to show compliance with requirements and to permit construction.

Prepare computer aided design (CAD) drawings on compact disk (CD) read only memory (ROM) media in an AutoCAD Release 2007 "DWG" file format. Prepare A1size drawings. Each drawing shall bear the seal and signature of the registered architect or professional engineer who prepared the design for the specific technical field. Drawings shall be geospatially referenced using real world coordinates WGS-1984 UTM 33N. The Technical Support Section will provide an AutoCAD drawing that is geospatially referenced for the contractor to use as a background.

b.4 Drawings required As a minimum, prepare design drawings to incorporate the types of drawings needed by each design discipline and in the detail required by the specification sections furnished with the SOW.

b.5 Copies of Design Documents For each design phase (60% and 100%) Provide copies of the design documents for review as follows:

- 3 hard copies of drawings;

- 3 hard copies of manufacturer's data sheets;

- 3 hard copies of design analysis;

- 3 hard copies of calculations;

- 3 CDs with the entire submittal.

4. DESIGN STANDARDS

(1) UNI Norms;

(2) CEI Norms;

(3) UNEL Norms;

(4) Italian Law No. 64 dated 2 February 1974 and related decrees;

(5) Italian Law No.10 dated 9 January 1991;

(6) Italian Ministerial Decree No 37/08 dated 22 January 2008;

(7) Italian Law No. 46 dated 05 March 1990 and associated technical enforcement decree No.

447 dated 06 December 1991;

(8) Italian Ministerial Decree dated 14 January 2008 Technical Norms for Constructions in Seismic Areas

(9) Other applicable Italian national and regional laws.

5. SITE SURVEY REPORT

The Contractor shall perform site surveys and all other investigations needed to clearly determine the existing site conditions and to perform drawings to be used for the survey report and project design. Contractor shall make all needed contacts and coordination with the Base Agencies to clearly determine all work requirements to be included in the project design, to develop the facility floor plan and to identify and size all equipment and materials to be installed in order to fulfill the project scope and the related defined work requirements.

The Contractor shall prepare a “Survey Report” containing the project scope and requirements; list of all applicable US Air Force and Italian laws, norms and local regulations; descriptions of survey’s findings including lists of contacted Persons and Base Agencies; discussions, evaluations and evaluations results; recommendations including

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descriptive lists of works to be performed and preliminarily sized equipment/materials to be installed in order to fulfill the project scope and requirements; problems to be solved.

6. SPECIFICATIONS AND MANUFACTURER'S DATA SHEETS

The Contractor shall make final product and material selections during the design phase. Submit manufacturer's data sheets for materials, equipment, fixtures, devices, and systems that will be provided, clearly marked to indicate the exact item(s) to be included in the construction.

The Contractor is encouraged to prepare construction specifications only for materials, products, or installation instructions that cannot be adequately described with manufacturer's data sheets.

7. DESIGN ANALYSIS

Prepare design analyses consisting of a basis of design and calculations for each design discipline. The design analyses shall be a presentation of facts to demonstrate the concept of the project is fully understood and the design is based on sound engineering principles. The design analyses for each discipline shall include:

a. A basis of design consisting of:

1. An introductory description of the project concept which addresses the salient points of the design;

2. An orderly and comprehensive documentation of criteria and rationale for system selection; and

3. The identification of any necessary licenses and permits that are anticipated to be required as a part of the design and/or construction process.

b. Calculations as needed to support the design and their format:

The design analyses for each design discipline shall include a cover page indicating the project title and location, contract number, table of contents, and tabbed separations for quick reference. Each design analyses shall be prepared on A4 size (210 x 297 mm) or Letter (8.5 x 11 inch) size white paper and be bound in separate volumes for each design discipline. Multiple volumes for individual disciplines, appropriately numbered, may be provided when needed. Organize as follows:

1. Mechanical – Plumbing.

2. Electrical.

8. CALCULATIONS

a. Calculations for each design discipline shall include a cover page, a table of contents, a summary of criteria, the project title and location, and contract number. Calculation pages shall be legible. Cite criteria from which calculations, rationale, and formulas are extracted by publication number, title, edition and page number. The cover page of calculations shall also include the names of the persons originating and checking the calculations. The person checking the calculations shall be a registered professional engineer other than the originator. In addition, the signature and seal of the designer responsible for the work shall be placed on the cover page of the calculations for the respective design discipline.

b. Computer printouts, if used, shall be identified similar to the calculations and may be referenced as an appendix or attachment to the design analyses. Identify the computer program name, source, and version. Schematic models used for computer input shall also be provided.

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9. MATERIAL SUBMITTAL

Materials and other items shall be submitted for the approval by the Contracting Officer in accordance with clause entitled “Materials and Workmanship”. Attached Schedule of Material Approval Submittals ASHJ 15-1062.

The Government will review, approve and/or disapprove material submittals within 10 working days.

10. CLOSEOUT DOCUMENTATION

- Before contract close out, for main items/works included in the project (electrical systems, mechanical systems and equipment, etc), for warranty call purpose, Contractor will be required to provide 3 copies of a letter identifying project number, item, company address, phone number, point of contact, item warranty expiration date, etc. One copy of the letter will be installed next the item for immediate consultation;

- Before contract close out, Contractor will be responsible to provide 3 sets of AS BUILT drawings signed and stamped by qualified engineer and cd with autocad and pdf electronic version of same drawings (AUTOCAD Release 2007 for drawings. Drawings shall be geospatially referenced using real world coordinates WGS-1984 UTM 33N. 31CEP/CEPT section (0434-305488) will provide an AutoCAD drawing that is geospatially referenced for the contractor to use as a background).

11. DECLARATION OF COMPLIANCE

Contractor shall provide declaration of compliance for all mechanical and electrical systems in accordance with D.M.

No.37 22/01/2008.

12. TESTING CERTIFICATES AND REPORTS

Provide Three (3) copies of Pressure Testing Certificates and Reports. Certificates shall be done, stamped and signed by Official Testers registered in their own Boards.

13. CIVIL WORKS

a. Complete removal of existing suspended ceiling and disposal.

SQ.MT 2200

b. Deep vacuum cleaning of above ceiling areas.

L.S.

c. Installation of new suspended ceiling cm 60x60; tile thickness 15 mm.

SQ.MT 2200

d. General cleaning of floor and furniture after completion of works.

L.S.

14. MECHANICAL WORKS.

a. Removal of existing pipeline and disposal; leave on place the recessed lines feeding the existing fan coil units.

b. Installation of new plastic pipeline starting from Boiler room manifold flanges:

- Type Aquatecnic- Faser-Fiber-Cond or equivalent suitable for heating and cooling lines.

- 80°C Continuous service temperature with 5 bar max pressure.

- 90°C at 4,3 bar. As limited service.

- Certified UNI EN ISO 15874-2, 15874-5 e DIN 8077 e 8078

- All accessory component of the same Manufacture.

- 100% Final design approved by Manufacture technician.

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- Thermal insulation Black foam, closed cells, 30 mm thick.

- Evaluate linear thermal dilatation from Manufacture data; design and construct appropriate “Omega” lines; No rubber elastic joints.

- Piping support system calculated as per Manufacture data.

- Welding/assembly time as per manufacture data.

c. Installation of 6ea flanged Ball valves (2ea per wing) with adequate supports. Total 12 EA

15. ELECTRICAL WORKS

a. Disconnect and remove and disposal of existing fluorescent light fixtures.

b. Remove, save and re-install existing Fire Alarm components.

c. Modify the wiring as required by the new design.

d. New fluorescent light fixtures designed with specular aluminum optic 99.99 suitable for video work station

(REV-EN 12464-1). Equipped with 4x14W, T5 tubes and high efficiency electronic ballast.

16. ADDITIONAL REQUIREMENTS

Together with the offer Contractor shall furnish the following documentation:

1. Provide documentation of 3ea similar mechanical works in the last 3 years to demonstrate experience with this type of work

2. Brochure of the materials that he intends to use.

3. Simple sketch of distribution lines with diameters adopted.

31CES/CENM 8

DATE: AUG 2015