ASJD_18-1015_Technical_Specifications.pdf

Project # ASJD 18-1015 Technical Specifications

DATE: MAY 2017

31CES/CENM 1

Date: MAY 2017

U.S. AIR FORCE

31ST FIGHTER WING

31ST CES/CENM

AVIANO AIR BASE, ITALY

TECHNICAL SPECIFICATIONS FOR

ASJD 18-1015

SUSTAIN ROOF, FACILITY 172, AREA 1,

AVIANO AIR BASE, ITALY

31CES/CENM 2

1. SCOPE OF WORK. The Contractor shall provide all management, tools, supplies, equipment, transportation and qualified personnel necessary to sustain Fac. 172 pitch roof by replacing old and damaged clay tiles with standard “Portoghesi” clay tiles and replace also existing metal flashings.

The project foreseen the painting of existing membranes on flat roofs portion with light color specific product to create “cool roof” effect and install certified fall protection systems in accordance with current norms and laws on both flat and pitches roofs.

Contractor shall comply with vigent regulations and law in force. Contractor shall store own materials in designated areas as indicated by the Contracting Officer Representative.

2. WORK LOCATION. Work place performance will be the Base chapel, Bldg. 172 in Area 1, Aviano Air Base, Italy.

31CES/CENM 3

3. WORK SITE CONDITIONS

a. 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.

b. 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.

c. Toilet facilities in the vicinity of the work site shall NOT be 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.

d. 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.

e. 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.

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

g. 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.

31CES/CENM 4

4. GENERAL NOTES

1. At the end of the work, the Contractor shall provide the Government with three copies of the following documents: for warranty call purpose, 3 copies of letter identifying project number, item, company address, phone number, point of contact, item warranty expiration date, etc.

2. Once issued NTP, Contractor is required to contact CEAOR (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 hours of operation). Contractor is required to provide final Form DD1354 for 31CES/CD signature before contract close out.

3. 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 are properly secured in waste receptacles so that it does not blow away to another area.

4. At least 5 days prior to the pre-final inspection, contractor shall furnish to the contracting Officer three sets (both Italian and English version) and one in an electronic format (Cd-Rom) of the fall protection life line, including certifications and drawings in dwg format.

31CES/CENM 5

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.

5.1 Removal of existing clay tiles on the pitched roof and waterproof membranes, including perimeter metal flashing. Item includes accurate cleaning, loading and transportation of resulting materials to authorized dump, dumping fees and any other work to provide a job performed in a work-manlike manner.

380.00 sq.m.

5.2 Providing manpower, materials and equipment necessary to remove, storage and re-install existing lightning protection system on both flats and pitched roof. Item includes, only for the portion of pitched roof, the supply and installation of new supports and insulators (approx. 120 pieces) suitable for the new clay tiles typology and any other work necessary to give a job performed in a workmanlike manner.

L.S.

5.3 Supply and installation of a modular thermal insulating panel, made from polyurethane foam with a density of 38 kg/m3, with an embossed aluminum foil on both sides and integrated by a tile-supporting perforated steel stiffener in aluminum-zinc silicon alloy, type ISOTEC XL PLUS or equivalent approved, having a thickness of 80 mm and declared thermal conductivity of λD 0,022

W/Mk (UNI norm EN 13165). Item includes the furnish and installation of vapor barrier membrane

ELYTEX-N and all accessories like ridge brackets, ventilated gutter batten, zinc and lead ridge, aluminum ridge, steel stiffener, butyl coated aluminum tape and everything is necessary to provide a job performed in a work-manlike manner.

5.4 Supply an installation of new hot galvanized factory painted metal flashing, thickness 8/10, development 60 cm, color dark brown. Item includes the furnish and installation of perimeter wooden joist cm 10x10 cm, pre-treated with impregnating agent anchored on concrete every 70 cm and any other work necessary to give a job performed in a work-manlike manner.

98.00 l.m.

31CES/CENM 6

5.5 Supply and installation of a discontinuous clay roof covering consisting of extruded terracotta tiles, “portoghese” classic type, length: ~410 mm, weight: ~3.1 kg; ~14.5 pieces/sq.m, including related special pieces, such as ridge tiles, end tiles and aerators to complete the roof in a work-manlike manner. Tiles must be supplied together with the corresponding warranty and meet the requirements of UNI EN 1304 on “Clay roofing tiles and fittings” and in general, they must comply with the regulations in force and their subsequent amendments of Portoghesi tiles by Industrie Cotto

Possagno.

5.6 Supply and installation of new elastoplastomeric polymer-bitumen waterproofing membrane type

Index Flexter Flex Testudo Spunbond Poliestere or equivalent approved, 4 mm thick, reinforced with composed “non woven fabric” single –strand Spunbond polyester, flexibility to low temperature -25 C, stabilized with rot-proof fiber-glass and certified with ITC Agreement to be applied all around the pitched roof’s perimeter above the exiting membrane, including any other work to provide a job performed in a work-manlike manner.

98.00 sq.m.

5.7 Supply and application on existing flat roofs surfaces of water based impregnate type Serisolar

Proflexum Primer or equivalent approved to create “cool roof effect” and two coats of Serisolar

Proflexum Top Coat or equivalent, based on fluoropolymer composition, in a minimum quantity of

0,200 Kg/m2 for coat, having a SRI (solar reflection Index = 113) and SRI aged after 10 years of

110. Item includes accurate water jet pressure washing of existing horizontal surfaces and membranes shall be perfectly dry before start any painting activity. Application of the products shall be performed by specialized personnel already trained to execute such work and every work phase shall be strictly performed in accordance with technical recommendation of the manufacturer.

Product shall be applied also on flat roof under existing HVAC equipment, which includes the dismantling and reassembling of the sandwich panels around the chiller.

560.00 sq.m.

5.8 Supply and installation of two (2) vertical fixed ladder with a safety cage from the first level of the flat roof to the top as showed in the drawing, including extra length and landing platforms IAW

81/2008 and all applicable laws. Ladders and the cages (“scala alla marinara”) shall be made of heavy hot galvanized steel and they shall be equipped with locks and any other work necessary to give a job performed in a work-manlike manner.

5.9 Supply and installation on all flat roofs and pitched roof a hot deep galvanized fall protection life lines, including safety anchors, wire, accessories, as requested by Italian Law D.M. 81/2008 and

L.R. 24/2015. Furnish and install hot deep galvanized safety ladder hooks (gancio ferma scala), to safely access life line installed on the roofs. Item will be part of the same fall protection system including drawings and certification conform to EN795 for materials and installation. Item will include a sign to show access point installed on the wall, fastenings, anchors and any other item to provide a job performed in a workmanlike manner. Item include submission of all certification documents as per art. 6 L.R 24/2015, shop drawings and maintenance for the first year to be accomplished by authorized personnel IAW Par. 9.1.6 of UNI EN 11158.

L.S

31CES/CENM 7

5.10 Supply, installation and removal of proper anti-fall protection, scaffolding and lifting equipment to perform works on both flat and pitched roofs due to the height of the areas that needs to be repaired.

At all times, the contractor shall adhere to proper safety procedures where scaffolding has been set up and for all personnel that are working in the immediate area to wear the proper safety equipment at all times.

6. APPLICABLE MASTER 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

01101R PROJECT SIGN

05500

07220

07321

07600

METAL FABRICATIONS

ROOF INSULATION

CLAY ROOFING TILES

FLASHING AND SHEET METAL

7. ATTACHMENTS:

Applicable Master Specifications;

ASJD 18-1015 Photo Album;

ASJD 18-1015 Submittals.

172 Roof Plan;