Attachment2TechSpecs.pdf

INDEX

SECTION Ia

GENERAL PROVISIONS

SECTION Ib

QUALITY CONTROL BY CONTRACTOR

SECTION IIa

DESCRIPTION OF THE WORK

CAPITOLO Iva

REINFORCED CONCRETE WORK

SECTION IVc

STEEL WORK

SECTION VIIf

RUST-INHIBITIVE TREATMENT FOR METAL SURFACES

SECTION XIIIa

ELECTRICAL SYSTEMS

SECTION Ia

GENERAL PROVISIONS

1a-01 WORK PHASING.

a. Work Schedule. Whenever the nature of the contract and the work location are such that the work is to be performed in an area assigned to activities and services that cannot be interrupted, work shall be scheduled with concurrence of COR in such a manner as to cause the least possible inconvenience to the normal operations of mentioned activities and services. Contractor shall submit his proposed work schedule to the COR at the time of the pre-construction conference.

Work start shall be contingent upon schedule approval.

b. Utilities Cut-Offs. As a rule, cut-off of power and other utilities (water, sewage, heating system, etc.) is not allowed. All temporary connections necessary to insure continuous power distribution shall be provided. If cut-offs are necessary, they shall not exceed the period of time strictly needed to make the temporary connections. Cut-off shall be scheduled with the COR not less than 15 days ahead of time.

c. Alarm, Telephone and Televisions Systems. Deenergizing of alarm, telephone and television systems is strictly prohibited. Should these systems, which may not appear on the drawing interfere with the contract work, they shall be temporarily diverted and fed by means of temporary connections to be adequately protected. Written approval must be obtained from COR prior to doing any temporary work.

d. System Reactivating. At the completion of the work, all existing systems, including water, electrical and heating systems, shall be reactivated and placed in their original locations.

e. Temporary Protections. Floors, carpets, and equipment that cannot be removed shall be adequately protected by temporary tarpaulins to be furnished and installed at no cost to the

US Government. In addition, temporary protections shall be furnished and installed in some particular areas so as to allow performance of activities that cannot be interrupted or transferred.

Also, the Contractor shall be responsible for removing, protecting, and reinstalling all furniture, shelves and furnishings that may interfere with the work course. A wrong or no evaluation of all requirements specified above does not constitute grounds for a request for additional compensation.

1a-02 JOBSITE CLEAN UP AND DUST CONTROL. The contractor shall have sufficient trash/waste bins on site, and shall clean the worksite so that all discarded materials, debris and trash are placed in these bins at the end of each workday, and not left or allowed to accumulate anywhere else on the jobsite. These waste bins shall not be allowed to overflow with debris, and shall be emptied as soon as they become full. Haul roads shall be watered sufficiently to prevent excessive dust. The work area shall be swept regularly to prevent accumulation of debris.

Equipment, construction materials and excavated soil shall be stored in a safe and orderly manner on the jobsite, in accordance with the contractor's approved area use plan.

1a-03 CONSTRUCTION AND DEMOLITION WASTE MANAGEMENT. The contractor is considered the waste generator of all salvage, re-usable, re-cyclable and disposable materials derived from the demolition and removal works included in this contract and shall handle these materials as hereinafter indicated.

a. Salvage Material. All salvage end items that the COR will have considered in good operating conditions shall be disassembled without damage, cleared of all dirt and scaling and then transported to the DPW Warehouse, Building 5156, Depot, where they shall be handled over undamaged.

b. Re-usable Material. End items removed during contract accomplishment which cannot be re-utilized in future construction but which still have a commercial value shall be delivered to the DRMO, through DD Form 1348-1a. This material includes, but it is not limited to, canvas, textile consisting of scrap clothing, scrap aluminum including doors, windows and frames, copper, brass, bronze, and stainless steel, cables, electric motors, light and heavy metals in different sizes and thicknesses that the DRMO contractor can handle (3-4 m long), electrical and electronic equipment, and kitchen appliances. All the above material must be free of hazardous property and need to be segregated. The scraps generated in the Supply & Maintenance Area shall be transported to the DRMO yard only on Monday and Tuesday from 08:00 am to 15:00 pm by appointment through the COR. The scraps generated from other installations must be kept in place. DRMO will arrange the removal. However, the contractor shall request a pre-inspection of the material by DRMO through the COR.

c. Recyclable Material. All construction and demolition recyclable waste material shall be delivered to authorized treatment facilities by the contractor.

d. Special Waste. All special waste, either hazardous or not hazardous, shall be delivered by the contractor to authorized disposal facilities.

e. Waste Storage. Construction and demolition waste shall be stored in waste specific containers provided by the contractor. Containers will be in good conditions, free from severe rusting, bulging, or structural defects. Containers shall be placed in area identified by COR. Containers shall be removed once full or on COR’s decision.

f. Certificates and Authorizations.

(1) Recyclable Materials. As regards to recyclable materials, the Contractor shall submit copy of the authorization of the treatment facility which they are delivered to and will certify that waste have been removed in compliance with applicable law requirements.

(2) Disposable Materials. As regards to material delivery to disposal facilities, the contractor will provide the COR and DPW

Environmental Office with copies of the following documents:

Authorization to transport construction and demolition waste;

Authorization of the landfill;

4th copy of Formulario di Identificazione del Rifiuto.

(3) Waste Manifest. All transported waste will be accompanied by the Formulario di Identificazione del Rifiuto (waste manifest) to ensure a complete audit trail from point of origin to ultimate disposal. The waste manifest must be completed in quadruplet, all dated and signed by the waste generator and countersigned by the transporter. The first copy of the manifest will remain with the waste generator; of the remaining three copies, (countersigned and dated by the receiver), the second copy will remain with the transporter, the third copy will remain with the receiver, and the fourth copy must be returned by the transporter to the waste generator within 3 months of delivery of the waste to the disposal/treatment facility.

g. Costs. All operations included in this paragraph shall be carried out by the contractor with no additional cost to the US Government.

1a-04 AUTHORIZATION FOR INSTALLATION OF MATERIAL AND EQUIPMENT.

Before installing any material or equipment mentioned in the specifications, approval shall be obtained from the COR. Contractor shall submit material samples, shop drawings, manufacturer's literature, etc., to the COR 10 days prior to installation and shall proceed with installation only after receiving written approval from the COR. All material installed without COR's approval shall be removed.

1a-05 ISPESL AND CEI STANDARDS. All work described in these specifications shall be accomplished in strict compliance with the ISPESL (Superior Institute of Prevention and Assurance of Work) and CEI (Italian Electrotechnical Committee) standards. In particular, if the work under contract, such as roof repairs, building painting, etc., may cause Contractor's personnel or other individuals to come in contact with non insulated electric lines, these shall be temporarily protected by use of appropriate spiral plastic tubes available on the market.

1a-06 TRANSLATION AND TITLE ABBREVIATION. The terms COR and "Direzione dei

Lavori" used in the Italian version of these specifications are equivalent to the American term

"Contracting Officer's Representative," which in the English version is indicated by the letters COR.

1a-07 DIGGING PERMIT. The Contractor shall obtain a digging permit for all work areas affected by this contract (to insure that all the as-built information for underground services is received). This permit and related drawings must be received by the Contractor prior to starting any work. After receipt of the digging permit, the Contractor shall immediately notify, in writing the

Contracting Officer of the permit receipt. The Contractor will be held responsible for any damages caused to existing services, as indicated on the digging permit and related drawings, and will repair such damages at his own expense.

1a-08 ASBESTOS. No handling of asbestos containing material is included in this project. Use of asbestos containing materials is forbidden.

1a-09 PARTICULAR REQUIREMENT FOR WORK IN HEATING PLANTS. When the contract requires the work to be performed inside heating plants, the contractor shall provide a new cylinder in the door lock and shall deliver two keys of the new cylinder and the removed cylinder to the personnel in charge of the maintenance. At the work end the contractor shall restore the lock to the original conditions and the temporary cylinder will remain his own property.

1a-10 ANTI-TERRORISM TRAINING. The Contractor shall comply with the following security requirements:

a. AT Level I Training. All contractor employees, to include subcontractor employees, requiring access Army installations, facilities and controlled access areas shall complete

AT Level I awareness training within 30 calendar days after contract start date. The contractor shall submit certificates of completion for each affected contractor employee and subcontractor employee, to the COR within 10 calendar days after completion of training by all employees and subcontractor personnel. AT Level I awareness training is available at the following website: httQ://jko.jten.mil.

b. OPSEC Training. According to AR 530-1, new contractor employees must complete

Level I OPSEC training within 30 calendar days after they report for duty. All contractor employees must complete annual OPSEC awareness training.

c. Access and general protection/security policy and procedures. Contractor and all associated sub-contractors employees shall provide all information required for background checks to meet installation access requirements to be accomplished by installation Provost Marshal Office, Director of Emergency Services or Security Office.

Contractor workforce must comply with all personal identity verification requirements

(FAR clause 52.204-9, Personal Identity Verification of Contractor Personnel) as directed by DOD, HQDA and/or local policy. In addition to the changes otherwise authorized by the changes clause of this contract, should the Force Protection Condition (FPCON) at any individual facility or installation change, the Government may require changes in contractor security matters or processes.

d. iWATCH Training. The contractor and all associated sub-contractors shall brief all employees on the local iWATCH program (training standards provided by the requiring activity ATO).This local developed training will be used to inform employees of the types of behavior to watch for and instruct employees to report suspicious activity to the COR.

This training shall be completed within 30 calendar days of contract award and within 30 calendar days of new employees commencing performance with the results reported to the

COR NLT 40 calendar days after contract award.

1a-11 ENVIRONMENTAL PROTECTION SYSTEM. The contractor will provide the following information semi-annually to be used by the Government to address environmental performance relative to the goals of the USAG Vicenza Environmental Management System.

Please note that the amounts reported are those used/generated by the contractor regardless of source (private purchase or government furnished). Reports for January – June will be submitted by 15 July and reports for July-December will be submitted by 15 January each year.

Media Report Element #1 Report Element #2

Non-Hazardous Solid

Waste

Total Waste

Generated (Kg)

Amount of Waste

Diverted from

Landfill (Kg)

Construction

Debris/Demolition

Materials

Total Waste

Generated (Kg)

Amount of Waste

Diverted from

Landfill (Kg)

Compostable/Organic

Material

Total Waste

Generated (Kg)

Amount of Waste

Diverted from

Landfill (Kg)

Hazardous Materials Total Used (Kg)

Hazardous Waste Total Generated (Kg) Total Recycled (Kg)

Energy Consumption -

Electricity

Total Energy

Consumed (MBtu)

Energy Consumption -

Fuel

Total Fuel Consumed

(L)

Renewable/Alternative

Energy

Total Consumed

(MW)

Facility

Construction/Renovation

Number of Buildings

LEED Certified

Silver or Higher

SqFt of buildings

LEED Certified

SECTION Ib

QUALITY CONTROL BY CONTRACTOR

1b-01 GENERAL. The Contractor shall establish and maintain an effective quality control system to implement the requirements of contract clause entitled "Inspection of Construction (July 1986)".

The quality control system shall comprise plans, schedules, and organization necessary to provide materials, equipment, workmanship, manufacture, construction, and operations which comply with contract requirements and shall identify personnel and forms to be used. The system shall cover construction operations, both indoors and outdoors, and shall be in accordance with the proposed construction sequence.

1b-02 COORDINATION MEETING. As soon as practicable after receipt of Notice to Proceed and before start of construction, the Contractor shall meet with the Contracting Officer's

Representative (COR) and discuss the Contractor's quality control (CQC) system. During the meeting a mutual understanding of the system details shall be developed including the forms for recording the

CQC operations, control activities, testing, administration of the system for both indoors and outdoors construction, and the interrelationship of Contractor's inspection and control with the Government's inspection. Minutes of the meeting will be prepared by the COR and forwarded to the Contracting

Officer who will make them a part of the contract file. There may also be other subsequent meetings will be called to reconfirm understandings. Minutes of these meetings will also be forwarded to the

Contracting Officer.

1b-03 QUALITY CONTROL PLAN.

a. Prior to starting the construction, the Contractor shall furnish his CQC plan through the COR to the Contracting Officer for acceptance. Construction will be permitted to begin only after acceptance of the CQC plan or approval of that portion of the plan applicable to the particular feature of the work to be started. The QC plan proposed by the Contractor shall identify personnel, procedures, instructions, records and forms, and, as a minimum, shall include:

(1) A description of the quality management organization.

(2) The names, qualifications, duties, responsibilities, and authorities of each person assigned a quality control (QC) function.

(3) A copy of the letter to the QC manager, signed by an authorized official of the firm, which describes the responsibilities and delegates the authorities of the QC manager.

(4) Procedures to perform QC over other activities including subcontractors, manufacturers, and suppliers.

(5) Control testing procedures for each specific test.

(6) Reporting procedures for QC including proposed reporting formats.

b. After approval of the QC plan the Contractor shall notify the Contracting Officer in writing of any proposed change to his QC plan. Proposed changes are subject to acceptance by

c. The acceptance of the QC plan is conditional and will be predicated on a satisfactory performance during the construction. If it is determined that the QC plan, personnel, instructions, controls, tests or records are not providing a construction conforming to contract requirements, the

Government will reserve the right to require the Contractor to make changes in his QC plan and operations, as deemed necessary to obtain the specified quality. Any changes required to the plan will be made at no cost to the Government.

1b-04 QUALITY CONTROL ORGANIZATION.

a. The Contractor shall identify an individual within his organization at the site of the work who shall be responsible for overall management of CQC and have the authority to act in all

CQC matters for the Contractor.

b. A staff shall be maintained under the direction of the system manager to perform all

QC activities. The actual strength of the staff during any specific work period may vary to cover work phase needs, shifts and rates of placement. The personnel of his staff shall be fully qualified by experience and technical training to perform their assigned tasks, and shall be directly hired by and work for the prime Contractor.

1b-05 SUBMITTALS.

a. The Contractor shall develop procedures for purchasing materials and equipment, subcontracting, and processing shop drawings, samples, certificates, and other submittals. This procedure shall include the establishment of responsibilities to assure, at each level, adequate review and approval, timely delivery including verification procedures, and proper storage.

Submittals of the shop drawings and/or manufacturer's data shall be, as specified, in accordance with contract clauses entitled "Materials and Workmanship" and "Shop Drawings."

b. Actions shall be taken to ensure that only materials and equipment which comply with contract requirements are purchased and delivered to the job site or used in off site fabrication, unless specific deviations are approved, as specified hereinafter. The COR may request a copy of the document of transportation of the provided material.

c. The Contractor shall review the contract requirements and verify that submittals are confirming to contract compliance. Within 10 days after receipt of notice to proceed, the Contractor shall submit a submittal control document listing and scheduling all submittal items required in the contract. This document shall be in duplicate and shall be addressed through the COR to the

Contracting Officer. The control document shall include such items as construction schedules, monthly progress reports, shop drawings, manufacturer's literature, certificates of compliance, material samples, and guarantees. The document shall schedule for each item the dates of submittals.

The scheduling of submittals shall be coordinated with the approved progress schedule; the information contained therein shall be reviewed and updated at each schedule update. Adequate time shall be allowed to the US Government for approval of submittals. The Contractor shall review the listing at each progress schedule update and copies of updated documents shall be submitted through the COR to the Contracting Officer in the specified quantity. Payments to the Contractor will not be made for material or equipment which does not comply with the Contract requirements.

d. The CQC organization shall be responsible for certifying that all submittals are in compliance with the contract requirements. Submittals to the Contracting Officer without evidence of the certification will be returned for resubmission.

e. The Contractor shall submit copies of all submittals through the COR to the

f. Delays in the approval process shall not be the basis for consideration of a time extension when such delay is the result of the Contractor's failure to make proper and timely submittal, or make corrections in accordance with the specifications or the Contracting Officer's comments, or is a result of a resubmittal which is required because of an unsatisfactory original submittal. Approval action by the Contracting Officer will not relieve the Contractor of his responsibility for compliance with the contract but will indicate only that the general method of construction and detailing is satisfactory.

g. All proposed deviations from contract requirements shall be submitted in writing for approval by the Contracting Officer.

1b-06 CONTROL. Quality control is the means by which the Contractor assures himself that his construction complies with the requirements of the contract plans and specifications. The QC system shall include at least the following three phases of control and management for all definitive features of work:

(1) Preparatory. This control phase shall be performed before beginning work on each definable feature of work. It shall include a review of contract requirements to assure that materials, sample, and equipment conform to contract requirements and that control testing procedures are finalized. The control shall also include examination of the work area to verify that structures over which new work is to be placed conform to contract requirements; Contractor shall also verify that the required materials be on hand and properly stored. The COR shall be notified at least 24 hours in advance of each preparatory activity.

(2) Initial. This phase of control must be accomplished as soon as a representative portion of the particular feature of work has been accomplished and shall include examination of the quality of workmanship and a review of control testing for compliance with contract requirements, identification of defective or damaged materials, omission, and dimensional requirements. The COR shall be notified at least 24 hours in advance of the initial inspection and such inspection shall be made a matter of record in the CQC documentation.

(3) Follow-Up. The follow-up phase shall be performed continuously to verify that control procedures are providing an end product which complies with contract requirements.

Adjustments to control procedures may be required based upon the results of this phase.

(4) Completion. At the completion of all work or any increment, the CQC representative shall conduct a joint review with the COR. During this review the work shall be examined, quality control shall be examined, and a list shall be developed of work not properly completed or not conforming to plans and specifications. This list shall be included in the quality control documentation with an estimated date for correction of each deficiency. The Contractor shall make sure that deficiencies be corrected prior to the contract completion date. Payment will be withheld for defective or deficient features until they are satisfactorily corrected except as otherwise provided in the contract.

1b-07 TESTS.

a. The Contractor shall perform tests specified or required to verify that control measures are adequate to provide a product which conforms to contract requirements. The Contractor shall procure the services of an industry recognized testing laboratory or he may establish an approved testing laboratory at the project site. A list of tests which Contractor believes necessary shall be furnished to the COR. The list shall give the test name, specification paragraph containing the test requirements, and the personnel and laboratory responsible for each type of test. The Contractor shall perform the following activities and provide the following data:

(1) Verify that the testing procedures comply with contract requirements.

(2) Verify that facilities and testing equipment are available and comply with testing standards.

(3) Check test instrument calibration data against certified data.

(4) Verify that recording forms including all pertaining documentation have been prepared.

b. Testing.

(1) The Contracting Officer reserves the right to check laboratory equipment in the proposed laboratory for compliance with the standards set forth in the contract specifications and to check the laboratory technician's testing procedures and techniques.

(2) The Contracting Officer reserves the right to utilize the Contractor's control testing laboratory and equipment to make assurance tests and to check Contractor's testing procedures, techniques, and test results at no additional cost to the Government.

(3) Cost incidental to the transportation of samples or materials will be borne by the

Contractor.

1b-08 DEFECTIVE WORK. The Contractor shall not build upon or conceal a defective work.

1b-09 DOCUMENTATION.

a. The Contractor shall maintain current records, on an appropriate form, of quality control operations, activities and tests performed including the work of suppliers and subcontractors.

These records shall include factual evidence that the required activities or tests have been performed, including but not limited to the following:

(1) Type and number of control activities and tests involved.

(2) Results of control activities or tests.

(3) Nature of defects, causes for rejection, etc.

(4) Proposed remedial action.

(5) Corrective actions taken.

b. These records shall cover both conforming and defective or deficient features and shall include a statement saying that supplies and materials incorporated in the work comply with the contract. Legible copies of these records shall be furnished to the COR weekly. The records shall cover work performed during the time period for which the records are furnished and shall be verified by persons designated by the Contractor.

SECTION IIa

DESCRIPTION OF THE WORK

CAPITOLO Iva

REINFORCED CONCRETE WORK

4a-01 MATERIALS. The structural concrete casting in the works required in these specifications shall comply with the following norms:

a. UNI EN 206, Calcestruzzo (concrete);

b. Consiglio Superiore dei LLPP, “Linee Guida sul Calcestruzzo Strutturale” (guidelines on structural concrete).

Sand shall be free from slime, and the organic matter contents shall not exceed the limit established by Ministerial Decree 3/6/1968.

Concrete shall have the following characteristics:

Lean concrete:

- 28-day characteristic cubic strength: Rck min. 15 N/mm2

Concrete for structural elements:

- 28-day characteristic cubic strength: Rck min. 30 N/mm2 (25/30 class– UNI EN 206 )

- exposure class: Rck E XC1– XC2-UNI EN 206

- water/cement ratio: max 0.60

- aggregates: normal type

- consistency type: S5

- chloride content class: Cl 0.20

If no differently required, steel to be used for reinforcement shall be type B 450C, round deformed and factory checked, with the following characteristics:

Yield tensile stress N/sq.mm. 450

Ultimate tensile stress N/sq.mm. 540

Average ratio between effective (fy_eff) and rated (fy_nom) yield tensile stresses shall be lower than 1.25.

Average ratio between ultimate and yield tensile stresses shall be between 1.35 and than

1.15.

Uniform elongation at maximum tensile strength shall be > 7,5%

4a-02 PERFORMANCE STANDARDS. In addition to what specified on the drawings and in these specifications, the requirements set forth by the following norms apply:

a. Law 5/11/1971 No. 1086

b. D.M. 14/1/2008 “Norme tecniche per le costruzioni” (technical norms for constructions)

c. Consiglio Superiore dei LLPP “Linee guida per la messa in opera del calcestruzzo strutturale e per la valutazione delle caratteristiche meccaniche del calcestruzzo indurito” (guidelines for the pourting of structural concrete and for the evaluation of the mechanical characteristics of hardened concrete).

a. Batches. Batches shall be prepared and hauled so as to avoid segregation of the components, or a premature start of curing at the time of concrete placement. The casting must be adequately compacted and vibrated. The concrete surface must be kept moist for a minimum 3 days period. Concrete shall not be placed when the temperature is less than 0 degrees C. Dosing and preparation of concrete mix shall be performed with a concrete mixing equipment adequate to guarantee a proportion of ingredients with 3% accuracy for cement and for the only aggregates class. Mixing in truck mixer is allowed: in this case, mixing duration shall be 50 container revolutions. Mixing shall be performed in the factory before proceeding to transportation. Use of fixed concrete mixer is allowed only for castings of a volume below 1 cu m.

b. Joints. When bar joints in a stressed area cannot be avoided, they shall be made in the less stressed points following the method indicated below and spacing them adequately:

(1) Welding.

(2) Threaded sleeve.

(3) Overlapping by a 20 diameter minimum length and diverting the remaining section of each bar towards the compressed area.

The clearance between two adjacent bars at overlapping shall not exceed 6 times the bar diameter.

Tension stressed bars shall not be spliced by overlapping.

c. Bent Bars. The curvature radius of the bent bars shall be no less than 6 times the bar diameter.

d. Bars Cover and Clearance between Two Adjacent Bars. In slabs, baffles and partitions the distance between the surface of any reinforcing bar and the nearest concrete exterior face shall be no less than 0.8 cm, and no less than 2 cm for beams and columns; however, the requirements indicated on the drawings govern. The distance between adjacent reinforcing bar surfaces in every direction shall be no less than 1 time the bar diameter, and in all cases no less than 2 cm. For this purpose special spacers shall be used.

e. Stirrups shall be closed and shaped adequately to resist so that by working under tensile stress they may resist the outward movement of the longitudinal bars.

f. Removal. Form must be removed by degrees and in such a manner as to avoid dynamic actions. Forms shall not be removed prior to concrete having reached the stress value necessary for use of the structure at the time of removal. However, such a decision rests with the

COR. If other specific checks are not required, the following minimum time frame before removal of forms shall be complied with:

(1) Ordinary Concrete.

Side forms of beams and columns 3 days

Slab forms - short span 10 days

Shoring and ribbing of beams, arches, vaults, etc. 24 days

Cantilever structures 28 days.

(2) High resistance Strength Concrete Mix.

Side forms of beams and columns 2 days

Slab forms - short span 4 days

Shoring and ribbing of beams, arches, vaults, etc. 12 days

Cantilever structures 14 days.

4a-03 EXPOSED SLAB FINISHING. On all exposed slabs, the surface finishing level shall be such as not to present variations over 5 mm on every 3 m section. Concrete shall be compacted with a wooden or metallic bar and the finished surface with a wooden trowel. The surface shall be smooth and even, sand granulated, free of irregularities and of tools marks. As to walkways or where a smooth finishing is required, at the completion of the operations described above, a pouring of grout, consisting of one part of Portland cement and of no more than two parts of fine aggregate mixed with water to the consistency of a dense paint shall be applied. The grout shall be smoothed with a trowel and kept damp for the seasoning.

4a-04 TESTS.

a. Concrete Mix Tests. Concrete specimens shall be taken as prescribed at para. 11.2 of DM (Ministerial Decree) 14/01/2008 “Norme tecniche per le costruzioni” (technical norms for constructions). A test is required for 300 cu m of concrete maximum. Each test shall consist of three sample takings, each one performed on 100 cu m casting maximum. At least one sample taking shall be performed in each day or pouring. Each sample shall consist of two specifimens to be prepared and seasoned in accordance with norms UNI 12390. Shapes and dimensions of the specimens and of associated frameforms shall be as indicated in Standard UNI 12390. Whenever differences in concrete batch components may lead to assume that concrete quality does not meet the specifications requirements, the COR will have the right to order that further specimens be furnished. The specimens shall be delivered to the COR, who will send them to an official test laboratory for the evaluation of compressive strength. The costs of these tests shall be borne by the Contractor. In the event that the requirements set forth in DM of 14 Jan 2008 on the sample taking are not ascertained or in case tests on concrete placed are not possible or provide negative results, the COR will have the right to order the demolition and reconstruction of the defective portion of the structure.

b. Reinforcing Bar Tests. Out of each bar lot three bar sections of each diameter will be taken by the COR and sent to an official laboratory specialized in the steel strength tests specified in DM of 14 Jan 2008. The costs of these tests shall be borne by the Contractor. In case of negative results, the measures indicated in the above mentioned Ministerial Decree will be implemented.

4a-05 STATIC LOAD TEST. The tester will be appointed and funded by the Government under a separate contract and will be allowed to inspect the works during their performance (tester during work course). The test shall be carried out by the tester as required by the pertaining governing

Italian norms. The tester will have to provide a written test certificate. The contractor shall provide the tester with the personnel and equipment he/she deems necessary for the tests, explorations and everything else at his/her own expense.

SECTION IVc

STEEL WORK

4c-01 STEEL. Steel in accordance with harmonized norms UNI EN 10025 (rolled), UNI EN 10210

(for not welded pipes) and UNI EN 10219-1 (for welded pipes), with CE mark and system conformity attestation type 2+, according to DM 14.01.2008 (Norme tecniche per le costruzioni), shall be used.

Steel to be welded with coated electrodes shall be deoxidized type (calmato or semicalmato), of a chemical composition falling within the limits recommended by standard UNI 5132-74 for the various classes of electrodes used.

4c-02 WELDED JOINTS.

- The steel welds shall be made with electric arc process according to UNI EN ISO 4063:2001.

Shop and on-the-job welds shall be performed by workers who have passed the qualification tests indicated in the standard UNI EN 287-1:2004, UNI EN 1418:1999. All steel welds shall be made with qualified processes according to UNI EN ISO 15614-1:2005.

- The preparation of edges being welded must be made by means of a welding machine, lapping machine or automatic oxygen cutting. After preparation, the edge surface shall be even and completely smooth. Manual oxygen cutting may be accepted only when the cut roughness has been thoroughly corrected by subsequent passing of an adequate lapping machine. At the time of welding, joint edges must be free from mill scale, rust, oxides, grease, paint, irregularities, and moisture.

- The spacing of butt joint edges and T joints at full penetration into the root of the weld must be as specified in standard UNI EN ISO 9692-1:2005. Parts on T joints with corner beads must be in contact. A maximum 3 mm. play for a thickness greater than 10 mm. is tolerated, but when the thickness is smaller, or in particular cases, the play will be adequately reduced. Edge misalignment shall be no greater than 1/8 of the thickness, not to exceed 1.5 mm.; in case of manual welding resumed at the top of the work piece, a misalignment twice the value indicated above will be tolerated.

- Electrodes must be used with the current type, continuous or alternate, and the polarity for which they have been designed. In addition, all precautions recommended by the manufacturer of the electrodes with basic coating must adopted, particularly when welding metals of great thickness or type 2 steel.

- In manual welding operations, the core diameter of coated electrodes used in joint welding must be suitable to the sheet metal thickness, joint type, and position of the weld pass on the joint. In general, this diameter shall not exceed 6 mm. for horizontal welding and 5 mm. for vertical welding. If scheduled, the welding sequence indicated in the project and the instructions given on preheating with regard to the thickness, steel type, and ambient temperature during construction shall be complied with.

- Mill scales shall be removed from the surface of each pass prior to making subsequent passes.

Mill scales shall also be removed from the surface where a pass is discontinued and then resumed.

In manual welding, the starting of electrodes on the sheet iron near the joint shall be avoided. In all cases, the most suitable welding sequence and connection type shall be adopted so as to reduce the weed residual tensions as much as possible. The weld surface shall be sufficiently smooth, even, and fully feathered with base material.

- Contractor shall provide a certificate for each welder stating name, date, place relative to qualification test according to UNI EN 287-1:2004, UNI EN 1418:1999.

4c-03 BOLTED JOINTS.

- Preferably holes shall be drilled. If punched, they will be subsequently reamed.

- Members of a single structure may be drilled separately, but reaming shall be performed by a single operation on all the members strongly locked in the right position.

- Parts to be bolted in place must be marked in order to reproduce their positions during hole reaming in the shop.

- Bolts must be assembled in place with a washer under the screw head (bevel towards the head) and a washer under the nut (bevel towards the nut).

4c-04 PAINTING AND ZINC COATING. Metallic surfaces shall be protected as specified in

Section VIIf ("Rust-Inhibitive Treatment for Metal Surfaces").

4c-05 ANCHOR BOLTS MORTAR. Type of mortar: self-leveling, shrinkage compensating, high strength.

4c-06 STATIC LOAD TEST. The tester will be appointed and funded by the Government under a separate contract and will be allowed to inspect the works during their performance (tester during work course). The test shall be carried out by the tester as required by the pertaining governing

Italian norms. The tester will have to provide a written test certificate. The contractor shall provide the tester with the personnel and equipment he/she deems necessary for the tests, explorations and everything else at his/her own expense.

SECTION VIIf

RUST-INHIBITIVE TREATMENT FOR METAL SURFACES

7f-01 PREPARATION. All surfaces to be painted shall be well cleaned by steel brushing and scraping, unless particular measures are requested, such as lime water bath and subsequent spreading of boiled linseed oil, sanding and the like. Oil grease layers or spots shall be removed by suitable detergents or torch burning.

7f-02 RUST-INHIBITIVE TREATMENT FOR BLACK STEEL SURFACES. Unless otherwise required, all steel surfaces shall be accurately prepared and subsequently treated with two coats of rust-inhibitive paint, consisting of special resins and oleophenolic red lead, before proceeding to finish painting.

7f-03 TREATMENT FOR GALVANIZED SURFACES. All galvanized surfaces shall be treated with a coat of epossidic, two-component primer, before applying the finishing paint.

7f-04 FINISH. Before installation, all previously treated metallic surfaces shall be receive one coat of single component alkyd base enamel completely free from toxic pigments and with odorless solvents, of the color selected by the COR. Upon installation of structures, the rust-inhibitor or the primer previously applied shall be touched up and a second coat of finish paint shall be applied.

Sufficient time shall elapse between each two successive coat applications to allow the surface to dry completely. To facilitate the inspection of the painting work, the successive coats shall be of different shade. Painting on the site shall be performed with good weather. No paint shall be applied when the weather is damp or when the temperature is excessively high. Steel items bars to be incorporated in concrete work shall be accurately cleaned, but not painted.

7f-05 GALVANIZING. Zinc coating shall be performed by dipping the item in cast zinc (hot galvanization), as specified in the UNI 5744-66 standard. Upon galvanization the zinc-plated items shall not be subject to thermal treatment, unless specifically authorized by the COR. After zinc coating, threaded parts shall not be finished with tools. This includes rolling, removal of materials, cutting and the like. Elastic washers, pins, threaded collars and bolts must not have been subjected to buckling or alteration of their mechanical characteristics.

7f-06 PROTECTION OF UNDERGROUND PIPES. All underground pipes shall be protected by covering with coal-tar primer, coal-tar enamel, a wrapper of glass tape, a second coat of coal-tar enamel and finishing with white wash.

SECTION XIIIa

ELECTRICAL SYSTEMS

13a.1 GENERAL DIRECTIVES AND REFERENCE NORMS

13a-1.1 Reference norms

The publications listed below are an integrative part of these specifications as applicable and in the version governing at the contract award.

Italian publications

- All applicable norms of the Comitato Elettrotecnico Italiano (CEI).

European publications

- All applicable norms of the European Committee for Electrotechnical Standardization

(CENELEC).

USA publications (civil and military ones)

- NFPA 70 National Electric Code

- NFPA 780 Installation of Lightning Protection System

- NFPA 101 Life Safety Code

- UFC 3-520-01 Unified Facilities Criteria – Interior Electrical Systems

- UFC 3-530-01 Unified Facilities Criteria – Interior and Exterior Lighting and Controls

- UFC 3-550-01 Unified Facilities Criteria – Exterior Electrical Power Distribution

- UFC 3-570-03N Unified Facilities Criteria – Power Distribution Systems

- UFC 3-570-02N Unified Facilities Criteria – Electrical Engineering Cathodic Protection

- UFC 3-400-01 Unified Facilities Criteria – Energy Conservation

- UFC 4-010-01 Unified Facilities Criteria – DoD Minimum Antiterrorism Standards for

Buildings

- UFC 4-022-01 Unified Facilities Criteria – Security Engineering: Entry Control

Facilities/Access Control Points

International publications

- All applicable norms of the International Electrotechnical Commission (IEC).

In case of conflict between the norms listed above, the more stringent norms as to safety shall apply.

13a-1.2 Requirements of the firm installing the systems

The firm in charge of the installation shall have all the qualifications required by Decree n. 37 of

22 January 2008 “Regolamento concernente l’attuazione dell’articolo 11-quaterdecies, para. 13, a) della legge n. 248 del 2 dicembre 2005, recante riordino delle disposizioni in materia di attivita’ di installatione degli impianti all’interno degli edifici” (regulations on implementation of article 11-quaterdecies, para. 13 a) of law n. 248 of 2 December 2005 for the modification of the requirements on the installation of systems inside buildings):

- The firm shall be inserted in the roll of firms as per Decree of the President of the Republic

7 December 1995, n. 581 and subsequent modifications, or in the Provincial Roll of handicraft firms as per law 8 August 1985, n. 443.

- The firm shall have all certifications acknowledging the technical-professional requirements, as per the models approved by Decree of the Minister of Industry, Trade and Handicraft of 11

June 1992. In particular the firm shall have the authorization to work on systems as per letter

“a” of article 1 of DM 37/08.

The installing firm shall provide the COR with all certifications mentioned above, attesting the suitability to the performance of the work.

13a-1.3 Statement of compliance

At the completion of the work and after the checks required by the governing norms, including the ones on the system operation, the firm in charge of the installation shall provide the COR with 2 copies on paper of the statement of compliance pertaining to the system installed as per the norms of article 6 of Decree n. 37 of 22 January 2008. The report containing the types of materials to be used, as well as the project as per article 5 of Decree n. 37, are part of the report, which has to be prepared as shown on enclosure I of the decree, as modified by DM 19 May 10 “Modifica degli allegati al decreto 22 gennaio 2008, n. 37, concernente il regolamento in materia di attivita’ di installazione degli impianti all’interno di edifici (modification to the enclosures of decree 22

January 2008, n. 37, on the regulation of installation of systems inside buildings). Statements of compliance on different forms and/or lacking the pertaining documentation to be enclosed will not be accepted. In addition, the installing firm shall provide the COR with a .pdf file deriving from scanning the original statement, stamped and signed, with the enclosures.

13a-1.4 Materials to be installed

All electrical materials and equipments to be installed shall be in compliance and installed as indicated by the manufacturers or by the installing firms, and as indicated at paragraph 1.1, complete with CE brand. In no case the material, the equipment or the method of installation shall be inferior to the standards established by the latest edition of the applicable norms. The equipment defective or damaged during the installation or the final tests shall be replaced or repaired as approved by the

COR. The contract drawings show the extension and general location of the system. If variations with respect to the contract drawings or to the specifications are deemed necessary by the contractor to make the system in compliance with the norms mentioned above, these variations and their reason for shall be submitted to the COR for their technical approval as soon as possible. No variation shall be performed without the preventive written approval by the Contracting Officer.

Unless otherwise indicated in writing by the COR, the materials to be furnished under these specifications shall be unused, first grade commercial quality standard products of a reputable manufacturer regularly engaged in the production of such equipment and shall be the manufacturer's latest standard design that complies with the specification requirements. Where two or more units of the same class of equipment are required, these units shall be the products of a single manufacturer; however, all component parts of the equipment need not be the products of a same manufacturer.

13a-1.5 Submission of materials for approval

With reference to paragraph 1a-04, the Contractor shall submit a complete list, in triplicate, of the materials, fixtures and equipment to be utilized in the work, to the COR’s approval. The list shall include the country of origin, name of manufacturer, catalog numbers, pictures, diagrams, drawings, and any other necessary description of technical data. In case the factory literature does not describe the material in sufficient detail to ensure conformance with the specifications, samples of the materials shall be submitted for approval. In the case of special made-to-order equipment, or shop fabricated items standard components, shop drawings showing fabrication details, material specifications, finishing, installation methods, etc. shall be submitted in triplicate. No consideration will be given to partial lists submitted from time to time. Any listed material, fixtures, and equipment that are not of first grade commercial quality or not in accordance with the specifications requirements shall be subject to rejection. Descriptive literature and shop drawings covering approved material and equipment will remain in the possession of the US Government and material or equipment samples will be retained until the required quantities of approved material or equipment have been delivered to the building site or until determined by the COR.

13a-1.6 Equipment installation

The contractor shall perform all operations of uncrating, assembly, setting in place, levelling, anchoring, testing and adjusting for perfect operation of all machinery and equipment items, except for items to be installed by the US Government agencies. The locations shown on the drawings may be subject to minor deviations to avoid interference with utility lines or architectural features of the building. Measurements for mounting bolts, platforms or recesses will not be taken from the drawings but will be confirmed from approved equipment manufacturer's shop drawings or directly from the machinery or equipment. The electric circuits and services for other utilities will be installed as indicated on the drawings. The exact location of machinery connection boxes, conduit pipe or tubing risers will be confirmed on the field, prior to installation to provide the most convenient accessibility to the connection on the machines. If the manufacturer does not provide machines with connection boxes, the Contractor shall supply and install the proper boxes to ensure satisfactory enclosed connections.

13a.2 REMOVAL

Included in the electrical removal are all circuits with relative surface mounted or recessed raceways, and all equipment connected to them, such as electrical panels, light fixtures, switches, receptacles, junction boxes, etc., complete with ancillary fastenings, and any other material not necessary in the new system. Partial removal of the electrical system shall be carried out so that electrical circuits in the rooms adjacent to the areas where work is performed remain operational.

All existing masonry work or utility lines damaged during the removal shall be adequately restored to match the original conditions.

13a.3 GROUNDING SYSTEM

13a-3.1 General

The grounding system shall be installed in compliance with norms CEI EN 50522, CEI 64-8 and with handbook CEI 64-12. When the grounding system is used as a lightning protection system, also standard CEI 81-10 shall be complied with.

13a-3.2 Protective conductor (PE) shall be of copper, flexible, insulated, yellow-green, minimum cross sectional areas as indicated below:

CROSS SECTIONAL AREA OF PHASE

CONDUCTOR

CROSS SECTIONAL AREA OF

PROTECTIVE CONDUCTOR

Up to 16 sq mm same as phase conductor

Between 16 and 35 sq mm 16 sq mm

Over 35 sq mm One half of the phase conductor

NOTE: When the protective conductor is not included in the conduit of the phase conductor, the protective conductor shall be no less than:

2.5 sq mm, when a mechanical protection is required;

4 sq mm, when a mechanical protection is not required.

13a-3.3 Conductors for equipotential bonding shall be of insulated flexible copper strand, yellow-green color.