ASHE 19 1035 SOW Rev1.doc

Date: JUNE 2020

U.S. AIR FORCE

31ST FIGHTER WING

31ST CES/CEPM

AVIANO AIR BASE, ITALY

TECHNICAL SPECIFICATIONS FOR

ASHE 19-1035 REPAIR WALLS AND FLOOR SIERRA PASs

AREA F, AVIANO AB, ITALY

REVISION 1

1. SCOPE OF WORK

The Contractor shall furnish all manpower, equipment, materials and transportation to restore 13 Protective Aircraft Shelters (PAS) in SIERRA area:

S51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 65, 66.

Work includes:

a. Floor surface preparation and new concrete pavements treatment with high thickness multi-layer treatment epoxy resin, minimum 2.6 mm thick, with anti-skid surface, RAL 9002 in all 13ea PASs.

b. Wall Surface preparation and paint internal walls and bottom wall with white color paint only in PAS S65, 66.

2.

WORK SITE CONDITIONS

2.a.

The Contractor is permitted to use reasonable quantities of available electricity and water at the work site. The Contractor shall alter characteristics and shall observe conservation practices at all times. All connections shall be the responsibility of the Contractor including restorations to initial conditions. Interruption of utilities: Utilities shall not be interrupted until approval is received from the Contracting Officer. Any such need shall be requested in writing by the Contractor at least 10 days in advance of the needed interruption. Requests for utility interruption shall indicate the type of utility to be interrupted, the type of operation requiring the interruption, date and duration. To the maximum extent possible interruption shall be scheduled on week ends or U.S. holidays in order to minimize impact to base activities.

2.b.

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

2.c.

Toilet facilities is NOT available in the work site .

2.d.

Electrical Power is NOT available in the work site; Contractor must provide his own generator.

2.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.

2.f.

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

2.h.

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

2.i Works must be performed in restricted areas, contractor will be escorted all time.

2.l Contractor must perform the works only on 2ea PASs at the same time; when One PASs is completed and usable, Contractor will be allowed to start the next One PASs.

3. 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 OR MANIFESTLY NECESSARY TO DELIVER A COMPLETE PROJECT BASED ON ITS OVERALL SCOPE.

3.1 Internal walls painting, new ground connection points and cover of drain points in S65 and 66.

Works will include:

a. Surface preparation and mechanical cleaning. Item will include Jet blast cleaning of all the walls, including the rear wall on the bottom, Mechanical cleaning of all rusted parts and calcium deposits including bolts and nuts. Pressurized water is NOT permitted.

b. Application of Anti-rust bi- component on rusted parts.

c. Application of Primer on the walls including the rear bottom wall and door; finishing coat white color including the rear bottom wall. Paint will be synthetic paint, applicable with solvent, Type "Arreghini OKAPA" or equivalent approved, color white, specific weight 1380 gr/Lt, excellent adhesion to old paint, Perfectly washable with common detergents, suitable to cover smoke and carbon residuals, perfect anchorage on strong alkaline materials.

d. Fill with concrete 4ea existing drain pits cm 30x30 (2ea per PAS). It includes pavement finish.

e. Install 4ea new additional ground point connections, (2ea per PAS). Each ground point consist of a Copper bar 2 Mt length, same shape of existing. Work includes:

· Mechanical boring of the concrete floor 10 cm diam. (we do not know the thickness of the existing concrete floor and the location of the steel reinforcing bar).

· New copper bar 2 Mt length.

· Refill the hole with a mix of 70% fertilized ground and 30% of Bentonite.

· Compaction of the mix to minimize the air space.

· Concrete cap and painting of yellow circle 30 Cm diam.

Wall surface for each PAS 2300 Sq.Mt.

Total 4600 Sq.Mt Special Notes:

· Before to start the paint process, the surface must be exempt from condense.

· It is required the accurate protection of all the equipments as electrical, mechanical, air ducts, fire alarm, Communication etc. before starting of works.

· Use of water is Not available in the vicinity, but it is available in Area F. A water tank provided by the contractor will be necessary.

· Electricity 220V and 3ph400V are Not available; Contractor must provide an electric generator.

· Square Meters to be painted is intended the longitudinal development of the lateral curved walls plus the rear bottom wall and doors.

3.2 Internal floor epoxy treatment (all 13 PASs).

Works will include:

a) Mechanical shoot blasting of floor surface to remove rough resin treatment, oil residual, superficial finishes of nude industrial floor and to prepare an adequate surface for resin application. The thickness of existing epoxy floor is variable from 2.5 to 3.5 mm. Item includes Removal and dumping to authorized dump of removed resin material, debris and vacuum dust. We don't know the composition of the existing epoxy floor, it can be bi or three components.

b) Supply and installation of one layer of tri components epoxy resin treatment “controspinta” via spatula (no via roll), including Surface smoothing and dust vacuum;

c) Supply and installation of primer coating;

d) Supply and installation of first layer of tri components epoxy resin treatment via spatula (no via roll) adding corundum (same size of all other PASs) to create antiskid surface, including surface smoothing and surplus corundum vacuum;

e) Supply and installation of second layer of tri components epoxy resin treatment via spatula (no via roll), including Surface smoothing and dust vacuum;

f) Supply and installation of final layer of tri components epoxy resin treatment “scratch proof” via spatula (no via roll); Final coating will be added with corundum antiskid mesh same size of all other PASs;

g) Floor striping performance using not reflective painting, different colors, (same pattern as present on the majority of the PASs). See attached 2ea schemes in PDF (striping and bilingual sign Danger/Pericolo. The schemes are intended as a sample and subjected to a small changes. Final schemes will be approved by Squadron Command.

790 Sq.Mt. Each PAS floor

Total Surface 10,270Sq.Mt.

Special Notes:

· Prior to start the resin process, Contractor shall prepare and submit for approval 3ea floor sample, cm 50x50, with the anti-skid surface R9, R10 and R11.

· Use of water is Not available in the vicinity, but it is available in Area F. A water tank provided by the contractor will be necessary.

· Electricity 220V and 3ph400V are Not available in the PASs; Contractor must provide an electric generator.

· Contractor shall perform the resin works and joints seal as prescribed by the producer and as suggested by Ente Nazionale CONPAVIPER.

· The color to use is RAL 9002.

3.2 Elastic Joints on epoxy floor.

Note: each PAS has two type of joints:

- structural joints aprox 2 or 3 cm wide.

- expansion joints aprox 1 cm wide.

We don't know how deep is the joint.

Works will include:

a. Joint re-performance by saw cutting, joint cleaning.

b. Application of primer and elastic appropriate material on the joint.

c. Joints must be hydrocarbon resistant.

d. All the elastic joints must be exposed, not covered with resin.

450 Lin.Mt. of joints each PAS

Total Lin.Mt 5850.

e. ADDITIONAL REQUIREMENTS

a) Works will be executed in accordance with following norms:

· UNI 7158 Determinazione dell’indice di contaminabilita’ di superfiecie di materie plastiche o rivestite con prodotti vernicianti.

· UNI 7998 Edilia – Pavimentazioni - Terminologia

· UNI 7999 Edilizia – Pavimentazioni Analisi dei requisiti

· UNI 8380 Edilizia – Strati del supporto di pavimentazione – Analisi dei requisiti

· UNI 8381 Edilizia – Strati del supporto di pavimentazione – Istruzioni per la progettazione e l’esecuzione

· UNI 8297 Rivestimenti resinosi per pavimentazione - Terminologia

· UNI 8298-1…. UNI 8298-16 Rivestimenti resinosi per pavimentazioni

· UNI 8636 Rivestimenti resinosi per pavimentazione – Significativita’ delle caratteristiche

· UNI 10329 Posa dei rivestimenti di pavimentazione – Misurazione del contenuto di umidita’ negli strati di supporto cementizi o simili

· UNI 10966 Rivestimenti resinosi per pavimentazioni – Istruzioni per la progettazione e l’esecuzione.

b) 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 (blank DD1354 and category codes list CATCODE_LIST_2010 are available at CEPM office during duty hours). Contractor is required to provide final Form DD1354 for 31CES/CD signature before contract close out;

4. QUANTITY TABLE

Attachments:

-horizontal signs, 2pages

Project # ASHE 19-1035 REVISION 1

Technical Specifications

DATE: JUNE 2020

31CES/CEMN

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