ASHE_16-1010_SOW_FY17.pdf

Project # ASHE 16-1010 Technical Specifications

DATE: NOVEMBER 2016

31CES/CENMP 1

Date: NOVEMBER 2016

U.S. AIR FORCE

31ST FIGHTER WING

31ST CES/CENMP

AVIANO AIR BASE, ITALY

TECHNICAL SPECIFICATIONS FOR

ASHE 16-1010

UPGRADE PERIMETER FENCE SECURITY,

AREA F, AVIANO AB, ITALY

31CES/CENMP 2

1. SCOPE OF WORK. The Contractor shall provide all management, tools, supplies, equipment, transportation, scaffolding and qualified personnel necessary to upgrade the perimeter fence security at the North/North West of Sierra Loop and at North East/South West of Area F along the Aviano- Pordenone highway. Contractor shall replace boundary fence fabric, install new crash proof cable and new perimeter lighting system, including furnish and installation of steel poles, lighting fixtures, excavation works, concrete foundation plinth, cable ducts, electrical cables, etc. The project includes the construction of a temporary security fence, including outriggers, barbed wires, concertina along the North/North West of Sierra Loop, its removal and asphalt restoration of the area affected by the works.

Contractor shall comply with all specifications as outlined in attached section 02831 Chain Link Fence. Contractor shall store their materials in designated areas as specified by the Project Manager or Representative. The contractor shall give this office a minimum 15 day notification for any disruption in base services. Period of performance shall be 210 calendar days to allow for material procurement, work completion and clean up.

2. WORK LOCATION. Work place performance will be Area F, Aviano Air Base, Italy, as shown in the attached project drawings.

3. WORK SITE CONDITIONS

a. Before works start, contractor will submit a detail works schedule to C.O. for coordination and approval.

b. The Contractor shall provide electricity on work site, if needed, with its own power generator at no additional cost for the Government. Water will be available but Contractor shall provide a temporary above ground line if needed. The Contractor shall not alter characteristics and shall observe conservation practices at all times. All connections shall be the responsibility of the Contractor including restorations to initial conditions.

c. 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, however the Contracting Officer has the right to deny such request if reasons requiring weekend and holiday work are not valid or for security or other necessities.

d. Toilet facilities in the vicinity of the work site shall not be always available for Contractor use.

When toilets are not available, it will be contractor responsibility to provide temporary porta-potty at no additional cost for the Government. Contractor shall use facilities in a manner to maintain their state of cleanliness and hygiene.

e. 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.

f. The Contractor shall be responsible for ensuring all personnel engaged in the performance of this contract observe all host country laws concerning safety. At all times the Contractor will assure all personnel are wearing the correct safety equipment when performing their work, such as steel toe boots, gloves, reflective gear and any other equipment deemed necessary to perform their work in the safest form. The Contractor shall also assure all personnel comply with Italian laws DM. 81/08.

g. 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 15 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, the date and duration.

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To the maximum extent possible interruption shall be scheduled on weekends or U.S. holidays in order to minimize impact to base activities.

h. 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.

i. The Contractor shall perform no digging until receipt of a completely coordinated AF form 103 from the Contracting Officer.

l. At least 10 days prior to the pre-final inspection, the Contractor shall furnish to the Contracting

Officer all installed equipment operation and maintenance documentation, certificates concerning installed systems as required by host country laws, test reports and results and as-built drawings where required by host nation laws.

m. Contractor shall coordinate road traffic restriction during all work phases along North/ North West of Sierra Loop. Request to close temporary one lane of traffic will be submitted with at least 15 days advance notice to Contracting Officer.

n. For the replacement of perimeter fence fabric all along the Aviano Pordenone Highway and at

West of Sierra Loop the contractor will always reinstall the portion of fence removed before the end of every working day, in order to keep secure the Base area at all times . Contractor will be escorted and guarded at all time during fence fabric replacement.

o. The installation of a temporary security fence and its removal along North/ North West of

Sierra Loop shall be performed in at least four (4) phases, including the installation of mobile

LED temporary traffic lights, road signs in English, cones, temporary yellow road striping, etc

4. GENERAL NOTES

1. All installed electrical equipment shall have the required Italian Mark of Quality and shall conform to D.P.R. No. 459, dated 24 July 1996, with "C.E." Mark; three copies of relevant certificates shall be furnished to the Contracting Officer for each item of equipment installed. Furthermore the electric equipment shall be in compliance with the Legislative Decree No. 626/96 and subsequent modifications which apply the Directive 93/68/CEE.

2. At the end of the work, the Contractor shall provide the Government with three copies of the following documents:

a) Certificate of Compliance with Law No. 37 dated 22 January 2008, for the installation of the electrical systems in a workmanlike manner, signed by the Contractor;

b) Final Acceptance Test Certifications for electrical systems signed by a Registered Engineer to be selected among three candidates proposed by the Contractor to the Contracting Officer;

c) 3 set of AS BUILT drawings signed and stamped by qualified engineer and CD with autocad and pdf electronic version of same drawings (AUTOCAD Release 2010 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; 3 set of as built of table of cable with cable item number, type of cable, cable format section, cable lenght, cableways path.

d) 3 set of copies of O&M manuals and CD with pdf electronic version of same documentation, including datasheet of all elecatrical equipment installed;

e) for warranty call purpose, 3 copies of letter identifying project number, item, company address, phone number, point of contact, item warranty expiration date, etc.

31CES/CENMP 4

3. Once issued NTP, Contractor is required to contact CEAOR (Ms. Cristina Rossetto 0434-305691) and schedule a meeting to fill Form DD1354 with appropriate project data for real property capitalization (DD1354 and category codes list CATCODE_LIST_2010 are available in engineering office during normal hour of operations). Contractor is required to provide final Form DD1354 for

31CES/CD signature before contract close out.

4. The Contractor shall return all areas disturbed during construction to their original condition before final acceptance by the Government.

5. Housekeeping and Site Clean-up: At the end of each working day, the Contractor shall be responsible for cleaning of the area. Such functions include disposal of accumulated waste materials and rubbish and other operations necessary to present a neat appearance at all times. Contractors shall ensure all light weight debris at the construction site is properly secured in waste receptacles so that it does not blow away to another area.

6. Installation of lighting fixtures and poles:

a) Light level should meet the minimum requirements as per UFC 3-530-01, Table 6-1 [ =

Perimeter/Outer Clear zone/30feet width from the fence/2lux at horizontal plane at 3feet/ Max:Min 10:1].

b) Contractor before the end of the project shall supply and placing waterproof adhesive labels for each light poles. The information to be included in the bar code label will be the following :

- Light fixture identifier in plain text;

- Bar code light identifier to be linked to UTEXLLIT database;

- Bare code source identifier;

- Source identifier in plain text.

The readable information on the labels repeats the shortened light fixture identifier e.g. ASHE00001 stands for ASHEUTELEXP001. Also the power source will be reported in clear for quick reference or interventions. Government will provide an example of database sheet that will be contractor responsibility to fill out.

TYPICAL LABELS

ASHE 00001

AVIANO AIRBASE EXTERIOR LIGHTS

LIGHT SOURCE INSIDE FACILITY 1475

The label support is: gloss adhesive vinyl for pole application.

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5. WORK DESCRIPTION

Each item of the schedule is inclusive of furnishing and installation of materials and equipment, scaffolding, transportation to dump or storage of demolished and/or removed materials, in accordance with contracting officer'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 be not held responsible for the accuracy of the estimated quantities. The contract requires a completed project on a lump sum basis. It is therefore the responsibility of the contractor to calculate, foresee and perform all quantities and work necessary even if not mentioned in the specifications but included in the drawings and/or are manifested, in order to deliver a complete project based on its overall scope.

PART B - REPAIR WORKS :

Part I B - Demolitions and Removals

5.1 Demolition of asphalt pavement (binder and wearing course), 12-15 cm thickness, including asphalt cutting, to allow the installation of line post and bracings for the temporary security fence all along the North/ North West of Sierra loop as shown on the drawing C-1. The item includes the removal and transportation of resulting material to authorized dump, dumping fees and any other work to provide a job performed in a workmanlike manner.

385.20 m²

5.2 Removal existing perimeter security fence fabric, height 2.10 mt., including tension wires, loading and transportation of resulting material to authorized dump and any other item to provide a job performed in a workmanlike manner.

4,165.00 L.M.

5.3 Removal of posts along the North of Sierra Loop, height 2.15 mt. above ground, approx. n. (3) three posts every 60.00 Linear Meters and n. (5) five posts at the corners, including concrete foundations, loading and transportation of resulting material to authorized dump and any other item to provide a job performed in a workmanlike manner.

87 Each

5.4 Demolition of existing reinforced concrete slab, in proximity of ITAF gate along the Aviano

Pordenone highway to allow the cable barrier installation. Item includes:

- Saw cut the pavement edges;

- Demolition until the 30 cm thickness reinforced concrete surfaces, including sub-base;

- Loading and transportation of resulting material to authorized dump site and dumping fees.

400.00 m²

5.5 Demolition of existing asphalt pavement and sub-base at the gate ten (10) entry for a total thickness of 30 cm, including concrete curbs. Item includes:

- Saw cut the pavement edges;

- Loading and transportation of resulting material to authorized dump site and dumping fees.

1,000.00 m²

31CES/CENMP 6

5.6 Removal and disposal of existing perimeter security fence at the gate ten (10) entry including line posts, gates, bracings, outriggers, barbed wire and concertina wire. Item includes complete demolition of existing concrete curbs and posts foundation, backfilling, loading and transportation of resulting material to authorized dump, dumping fees and any other burden to have a job performed in a work-man-like manner.

190.00 L.M.

Part II B – Temporary Security Fence at North/North West of Sierra Loop:

5.7 Furniture and installation of hot zinc coated steel posts one every 2.60 mt, diameter = 60.3 mm, 5 mm of thickness, without welding (“Mannesmann process”), 80 cm encased in concrete foundation and at least 2.15 mt high above ground with same geometric characteristics of the existing posts.

The item includes digging, compaction and pouring of class C25/30 concrete foundation 60 x 60 x 90 cm and any other burden to give a job performed in a work-man-like manner.

530 Ea.

5.8 Furniture and installation of hot zinc coated bracings, diameter = 60.3 mm, 5 mm of thickness, without welding (“Mannesmann process”), with an angle of about 30°, encased in concrete foundation 40 cm and mechanical connected to the posts with clamps and 12 mm stainless steel bolt. One bracing shall be installed every 4 posts, three bracing at any direction change more than 30 degree and two bracings shall be installed every 40 L.Mt. The item includes digging for the concrete foundation of the bracing posts, concrete pouring with concrete class C25, loading and transportation of resulting material to an authorized dumping site and any other burden to have a job performed in a work-man-like manner.

215 Ea.

5.9 Furniture and installation of new zinc coated steel fence, h = 2.10 m with a mesh no more than 50 mm, wire diameter = 3,8 mm, four tension zinc coated steel wires (top, bottom and two in the middle) diameter = 4 mm, with same mechanical and geometrical characteristics of the existing

(steel, wire, mesh, height, ect.), fence will be tied to the bottom on existing asphalt pavement with galvanized steel clip to avoid that in any point it can be lifted no more than 5 cm. Install tenth galvanized steel 5 mm dia. clips (fermaglio) ties on each post and any other burden included to have a job performed in a work-man-like manner.

1,380.00 LM

5.10 Furniture and installation of Y outriggers, 60 x60 x 8 mm “T” shaped, one for each steel pole, hot zinc coated steel two directions outriggers (to create a “Y”) 63 cm long 45° angled with the lodge of four strands on each side of barbed wire. The item includes the system to connect the outriggers to the posts by a 12 mm a stainless steel bolt and welded on the spot in the same pattern as the existing perimeter fence, and any other burden included to have a job performed in a work-man-like manner;

530.00 Ea.

5.11 Furniture and installation of zinc coated barbed wire eight strands (four inside and four outside) with two 3 mm thick steel wires twisted with four stings at least every 10 cm, complete tension systems, connections and any other burden included to have a job performed in a work-man-like manner.

11,040.00 LM

31CES/CENMP 7

5.12 Furniture and installation of hot zinc coated Concertina razor wire type “NATO”, diameter = 90 cm, complete tension system, connections and any other burden included to have a job performed in a work-man-like manner.

1,380.00 LM

5.13 Remove and dispose temporary security fence including posts, bracings, outriggers, barbed wire, concertina wire and concrete foundations. Item includes loading and transportation of resulting material to authorized dump, backfilling operation, dumping fees and any other burden to have a

L.S.

Part III B – Civil Works:

5.14 Furniture and installation of new zinc coated steel fence, h = 2.10 m with a mesh no more than 50 mm, wire diameter = 3,8 mm, four tension zinc coated steel wires (top, bottom and two in the middle) diameter = 4 mm, with same mechanical and geometrical characteristics of the existing

(steel, wire, mesh, height, ect.), fence will be tied to the bottom of existing concrete continuous curb to avoid that in any point it can be lifted no more than 5 cm and to tension wires every 80 cm with galvanized steel clip dia. 3mm. Install tenth (10) galvanized steel 4 mm dia. clips (fermagli) ties on each post and any other burden included to have a job performed in a work-man-like manner.

a) Aviano-Pordenone Highway = 1,930.00 L.M.

b) North /North West of Sierra Loop = 2,235.00 L.M.

5.15 Fence fabric spray painting. The item consists of red and white checker board painting of the new fence at the North and South of the runway as existing; fence painting includes application of universal primer type Duli or similar approved and one coat of solvent synthetic enamel paint based on alkylate resins (“smalto alchidico”) type Caparol “Capalac Buntlack” or equivalent, including any other burden to have a job performed in a work-man-like manner.

1,806.00 Sq.m.

5.16 Furnish and installation of chain link barrier fence along the perimeter fence of Aviano-Pordenone Highway, as indicated in the drawing C-3. Item will be performed in accordance with project attachments. Item will include supply and installation of dia. 60.3 mm line posts, dia. 100 mm anchor and pull posts having 6 mm thickness and without welding (“Mannesmann process”), cables, connection plates, U-bolts, pipe guards, concrete deadman, grounding wire, pits and any other accessories as indicated in the drawing C-5. Cable barrier shall be U.S. domestic 19.05 (3/4”) dia.

6x19 class wire rope, regular lay, extra improved plow steel (EIPS), independent wire rope core

(IWRC), in accordance with ASTM A1023/A1023 M and galvanized in accordance with ASTM A475 class A, having minimum breaking strength of kN of 326.50 and tensile rope grade 2160 N/mm2. New chain link barrier will be installed at least 1.40 mt distance from the perimeter fence including excavation works, reinforced concrete for foundations, back-filling, soil restoration, seeding and any other item to perform a job in a workmanlike manner.

1,375.00 L.m.

31CES/CENMP 8

5.17 Furnish and installation of chain link barrier fence on perimeter fence at North/North West of Sierra

Loop, as indicated in the drawing C-3. Item will be performed in accordance with project attachments. Item will include supply and installation of cables attached to existing line posts, connection plates, U-bolts, pipe guards, concrete deadman, grounding wire, pits and any other accessories as indicated in the drawing C-5. Cable barrier shall be U.S. domestic 19.05 (3/4”) dia.

6x19 class wire rope, regular lay, extra improved plow steel (EIPS), independent wire rope core

(IWRC), in accordance with ASTM A1023/A1023 M and galvanized in accordance with ASTM A475 class A and having minimum breaking strength of kN of 326.50 and tensile rope grade 2160

N/mm2. New chain link barrier will be installed all along existing perimeter fence line; existing line posts will be replaced at the beginning and end of every cable run with dia. 100 mm anchor post and dia. 100 mm pull post (approx. N. 87) having 6 mm thickness, 2.15 height above ground and without welding (“Mannesmann process”), including excavation works, reinforced concrete for foundations, back-filling, soil restoration, seeding and any other item to perform a job in a workmanlike manner.

Existing Y outriggers shall be adapted/modified to new anchor/pull post 100 mm diameter, including removal and reinstallation of barbed wire and concertina razor wire.

1,365.00 L.m.

5.18 Replacement of bended existing line posts. Item includes removal of existing damaged steel posts, including concrete foundation, loading and transportation of resulting material to authorized dump site; furniture and installation of new hot zinc coated steel posts, diameter = 60.3 mm, 5 mm of thickness, without welding (“Mannesmann process”), 80 cm encased in concrete foundation and at least 2.15 mt high above ground with same geometric characteristics of the existing posts. The item includes digging, compaction and pouring of class C25/30 concrete foundation 60 x 60 x 90 cm, removal and re-installation of existing Y outriggers, temporary support of existing barbed wires and concertina and any other burden to give a job performed in a work-man-like manner.

65 Ea.

5.19 Replacement of existing steel bracings in correspondence of new installed line posts having diameter = 60.3 mm, 5 mm of thickness, without welding (“Mannesmann process”), encased in concrete foundation 30 cm and mechanical connected to the posts with clamps and 12 mm stainless steel bolt. The item includes furnish and installation of new galvanized steel bracings, removal of existing bracings and concrete foundation, concrete pouring with concrete class C25, loading and transportation of resulting material to an authorized dumping site and any other burden to have a

65 Ea.

5.20 Furnish material and provide manpower to paint existing and new posts. The item includes on the application of universal primer type Capalac AllGrund or similar approved, two coats of synthetic enamel paint based on alkylate resins (“smalto alchidico”) type Caparol “Capalac Buntlack” and any other item to provide a job in a workmanlike manner.

1,602 Ea.

5.21 Milling. The item consists of providing all the manpower and equipment to mill up to 5 cm asphalt paved area (approx 3.50 Mt width). Item includes transportation to authorized dump and disposal of the resulting milled material, any other item to provide a job in a workmanlike manner.

4,830.00 m²

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5.22 Supply manpower and equipment to clean milled area before paving. Item includes motorized sweeper and any other item to provide a job in a workmanlike manner.

4,830.00 m²

5.23 Supply and installation of modified bituminous wearing course with polymeric additive (hard type)

5 cm thick. Item includes bituminous primer and any other item to provide a job in a workmanlike manner.

4,830.00 m²

5.24 Markings. The item consists of supply and installation of not-reflecting painting on the re-paved area with continuous both sides and center lines having 15 cm width, fast drying and any other burden to provide the job performed in work-man-like manner in accordance with Italian Road Code.

4,140.00 L.m.

5.25 Supply manpower and equipment for the reconstruction of concrete curb along the perimeter fence at North /North side of Sierra Loop, between line posts where new concrete deadmans for cable barrier will be performed. Item includes digging, concrete cutting, pouring concrete for a continuous curb 30 x 15 cm reinforced with 8 mm welded wire mesh 10x10cm, demolition of portion of existing curb, loading and transportation of resulting material to authorized dump site and any other burden to provide a job performed in a work-man-like manner.

100.00 L.m.

5.26 Removal and re-installation of existing warning signs on fence fabric. The item includes removal of signs, storage, their reinstallation on the new fence and any other burden to have a job performed in work man like manner.

260 Ea.

5.27 Furniture and installation of continuous polyethylene green screen flexible fence , 85% min.

screening protection, h = 2 mt, to be installed on new security fence , 12 plastic fastenings clips / sq mt, connections and any other burden included to have a job performed in a work-man-like manner.

150 LM

5.28 Furnish and installation of 30 cm thickness top soil at gate ten (10) where asphalt pavement and sub-base have been demolished, including mechanical seeding with special 30 g/sq.m. seed mix.

The work shall be conform to section No. 02921 and 02935.

1,000.00 m²

5.29 Supply manpower and equipment to cut grass, bushes, hedges, pruning trees along the Aviano

Pordenone perimeter fence necessary to allow the installation of cables barriers and fence fabric.

Item includes loading and transportation of resulting material to authorized dump site and any other burden to have a job performed in a work man like manner.

L.S.

31CES/CENMP 10

PART A – NEW WORKS :

Part I A - Demolitions and Removals

5.30 Removal and disposal of existing lighting poles, height between 6 and 10 mt, at the gate ten (10) entry. Item includes removal of lighting fixtures, concrete foundation, electrical lines, pits, soil restoration, loading and transportation of resulting material to authorized dump, dumping fees and any other burden to have a job performed in a work-man-like manner.

6 Each

5.31 Demolition of asphalt pavement (binder and wearing course), 12-15 cm thickness, including saw cutting of pavement edges, to allow the installation of electrical cable duct and manholes. The item includes the removal and transportation of resulting material to authorized dump, dumping fees and any other work to provide a job performed in a workmanlike manner.

350.00 m²

Part II A – CIVIL WORKS

5.32 Trench excavation in any kind of soil for new electrical cable- ducts and pre-fabricated concrete pits until the depth of 1.10 mt. Item includes:

- Trench excavation 0,60 m3/lm;

- Loading and transportation of resulting material to authorized dump site and dumping fees;

- All operation necessary for the workmanlike execution of the work.

2,098.80 m3

5.33 Backfilling operation of previous excavated trenches.

Item includes:

- 80 cm backfilling with selected previously digged earth material;

- Soil compaction at 95 % of max density AASHO modified test;

- Loading and transportation of resulting material to authorized dump site and dumping fees;

- All operation necessary for the workmanlike execution of the work.

1,679.04 m3

5.34 For asphalt paved area, furnishing and placing 8 cm thickness modified binder course and 3 cm thickness wearing course, including sub-base preparation, tack coat (1.5 kg/m2) and any other operation necessary for the workmanlike execution of the work.

350.00 m²

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Part III A – Electrical Works:

5.35 Supply and installation of buried electrical cable duct composed as follow:

- double wall high density polyethylene “PEHD”, external dia. 110 mm, in accordance with

CEI norm EN 50086-2-4-A1 with compression resistance > 450 N with deformation internal diameter equal to 5%, Serie N;

- lean concrete protection C16/20, 10 cm thickness minimum all around;

- 10 mm2 strand copper wire ;

- warning tape;

- all necessary operations for the workmanlike execution of the work.

3,180.00 L.m.

5.36 Furnishing and installation of electrical feeding lines for the new perimeter lighting system starting from section 380 V of the following substations: # 14301,1465, 903, 11607, 71098.

Item includes:

- four (4) each electrical cables FG7OR type 1 x 25 mm2 , brand General Cavi or equivalent;

- indicator labels;

- connections;

- terminals;

- supports and cable puller;

- all necessary operations for the workmanlike execution of the work.

3,560.00 L.m.

5.37 Furnish and installation of straight conical columns, height above ground 9.00 Mt, with circular section obtained by cold forming of steel sheet grade S235JR EN10025 and subsequent external longitudinal welding carried out by approved automatic process. Poles will be completed with cable entry, earth connection and slot for built in junction box. All poles will be galvanized and painted, using painting cycle with thermosetting powders, minimum average thickness of the coat shall be

60 micron. Single arm poles will be installed only along Aviano/Pordenone highway. The item includes cherry picker for the installation and any other burden to have a job performed in a work man like manner.

a) Single arm pole: 60 EA.

b) Double arm pole: 56 EA.

5.38 Furnish and installation of pre-fabricated concrete plinths with dimensions 100x95x70 cm height, having a side box for the containment of electrical cables, cast iron cover dim. 40x40 cm class

C250, flame retardant power joints pre-filled with gel type Raytech or similar approved, class 2 in accordance with CEI 64-8, copper bond steel ground rod dia. 22 mm and 3.00 mt length, including excavation works, backfilling and any other burden to have a job performed in a work man like manner.

116 EA.

5.39 Furnish and installation of light fixtures Philips model Mini Luma 40 LED with built in surge protector or similar approved, colour temperature neutral white, flux 6000 lm, 100.000 hours lifetime, class I, system power 46 W min – 49 W max., minimal realized flux 5400 lm. Item includes cherry picker, electrical cables, connection and any other burden to have a job performed in a work man like manner.

172 EA.

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5.40 Furnish and installation of astronomical time switch with automatic calculation of sunrise and sunset time for the whole year, programmable via coordinates or country/city list brand THEBEN model Selekta 175 top 2 or similar approved to be installed on the new distribution panels inside the substations. Item include wiring, connection any other burden to have a job performed in a work man like manner.

5 EA.

5.41 Furnish and installation of pre-fabricated concrete pit for grounding and electrical system, with cast iron frame and cover. Item includes:

- Placing of pit.

- C20/25 concrete setting bed and outer box.

- Backfilling with dry gravel material and compaction.

- All operations necessary for the workmanlike execution of the work.

a. Each 25 - 50x50 cm concrete pits, wall thickness 4.5 cm, with D 400 class cover.

b. Each 8 - 100x100x120 cm concrete manholes, 12 cm wall thickness, with D400 class cover

60X60 cm.

5.42 Furnish and installation of electrical PVC distribution panel IP 40, Gewiss or similar approved, 24 modules minimum, containing the following items:

- Main breaker 3PH+N with ground fault protection, Id 25 mA, 16 Amps minimum (to be verified by contractor);

- Three position (1-0-2) commutator for manual/automatic operation of the circuit;

- Contactor 3PH+N 16 Amps minimum (to be verified by contractor).

Item includes the furnishing and installation of new circuit breaker 16 Amps minimum 3PH+N, to be installed in the existing sub-station 380/220 V L.V. panel, including wiring, terminals

,connection and any other burden to have a job performed in a work man like manner.

5 EA.

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6. APPLICABLE TECHNICAL SPECIFICATIONS

The following sections of the Master Specifications for construction projects of the Air Base in Aviano (PN), Italy, dated November 2005 and applicable modifications, shall be applicable to the present project, togheter with the List of Work Items to be performed:

01100 GENERAL CONDITIONS

01101 PROJECT SIGN

02220 SITE DEMOLITION

02231 CLEARING AND GRUBBING

02315 02741

02761

EXCAVATION AND FILL

BITUMINOUS CONCRETE PAVEMENT

PAVEMENT MARKINGS

02821 CHAIN LINK FENCES AND GATES

02921 TURF

02930 EXTERIOR PLANTS

02935 LANDSCAPE MAINTENANCE

03300 CAST-IN-PLACE CONCRETE

05120 STRUCTURAL STEEL

05500 METAL FABRICATIONS

09900 16050

16303 16530

PAINTS AND COATINGS

BASIC ELECTRICAL MATERIAL AND METHODS

UNDERGROUND TRANSMISSION AND ELECTRICAL LINES

EXTERIOR LIGHTING

3. LIST OF ATTACHEMENTS:

- N. Six Drawings ( T-1; C-1; C-2; C-3; C-4; C-5)

- Section 02831 Chain Link Fence;

- Material Submittals