SOW_8UD-19051-19_-_Replace_building_enveloppe_bldg_20137_-_update.pdf

USAG BENELUX

NATO/SHAPE SUPPORT GROUP

ENGINEERING DIVISION

HANGAR # 6 - CHIEVRES AIR BASE

HAINAUT - BELGIUM

SPECIFICATIONS FOR

PROJECT : R-CH-8UD-19051-19

LOCATION : Bldg # 20137 & 20162 – C.A.B.

TITLE : Replace failed building envelope

DATE : May 2019

PERFORMANCE PERIOD : 180 calendar days as of the Notice to Proceed

INDEX

CHAPTER I : GENERAL

CHAPTER II : TECHNICAL PROVISIONS

SECTION 1 : Demolition work and Earthwork SECTION 2 : Foundation and reinforced concrete slab SECTION 3 : Supply and installation of a prefab building SECTION 4 : Electrical Work SECTION 5 : Rehabilitation of the surroundings

CHAPTER III : BID SCHEDULE

CHAPTER I

GENERAL

G-01 : SCOPE OF WORK

A) General work description

The project consists of the supply and installation of a prefabricated building on the high-tension substation 20137 and low-tension substation 20162.

The site of work is located: building # 20137 & 20162 Chievres Air Base 7950 Chievres

B) Principal features

Principal items to be performed to accomplish the work consist of the following:

1) See various sections on previous page.

The above general outline of principal features does not in any way limit the responsibility of the contractor to perform all work necessary to achieve the desired end results and to supply all materials and labor required by these specifications and drawing.

G-02 : DRAWINGS AND STANDARDS

A) Drawings

All work under this contract shall be carried out in strict conformity with the following drawing, which forms a part of these specifications.

DRAWINGS # TITLE DATE

R-CH-8UD-19051-19 Replace failed building envelope 20137 May 19

B) Specific applicable standards

All Belgian norms and regulations (NBN (Bureau de Normalisation), EN (European Norm), etc. ) in force concerning the performance of this project shall be applicable.

All regulations in matter of environmental, safety and health will be applicable

- The Code of Well-Being at Work, 2017

- General Regulations for Electrical Installations (RGIE)

Not limited to those above.

G-03 : GUARANTEE, WORKMANSHIP AND MATERIALS

A) Workmanship and materials

All work done by the contractor will be in strict conformance with the best practices of the trades involved.

The contractor will employ workmen who are skilled in their particular trades.

For safety purposes, during the execution of the work, the contractor’s workers will have to speak French or English.

All materials will be brand new.

The contractor will in no way use asbestos containing materials for the performance of his work.

The paints will be lead free.

All hazardous products brought on site by the contractor must be documented on an inventory list with safety data sheet.

B) Guarantee

The contractor will guarantee his workmanship and materials for a minimum period of 1 year after the date of final acceptance or for the period as specified by pertinent Belgian laws for the workmanship or materials in question, whichever is longer.

G-04 : SCHEDULING OF WORK

Prior to starting any work, the contractor will furnish the contracting officer, for approval, a detailed schedule showing the successive phases of the work. All interruptions or disturbance in normal functioning of US Government organizations will also be indicated (road closure, water or utility cuts).

G-05 : AS-BUILT DRAWINGS

The contractor will submit detailed as-built drawings after completion of the project and before submitting the final bill. As-built drawings will be precise and accurate. They will be drawn on BENTLEY MICROSTATION v8 system or any other 100% compatible system. The CD-Rom of the basic project will be given to the contractor for correction at his request.

The planning of the work must be set up, discussed and approved by the contractor, the building manager and the GPOC before the start of the work. A close coordination with the management and authorities of the base, i.e. Fire Department and Military Police, is mandatory.

G-06 : DIGGING PERMIT, UNDERGROUND PIPES AND CABLES

Before starting the earthwork, the contractor will submit a written Digging Permit Request to the GPOC. He will provide minimum 15 days before starting the earthwork the situation drawings with the earthwork that will be performed, when the work will be performed, and all utilities near the earthwork site. Drawings must be of sufficient scale to clearly show the proposed work. The drawing of existing utilities will be provided to the contractor during contract award. No digging shall occur until written approval is provided by Chief Engineering, Plans and Services Division (CEPSD), Technical Director of Public Works (TDPW) or Director of Public Works (DPW).

Additional information (drawings, etc...) about underground pipes and cables can be obtained at the Engineer Division - Hangar # 6 - Chievres Air Base.

However, this information is only given as an indication and does not in any way commit the responsibility of the U.S. Government. The contractor will thus be responsible for carrying out the required soundings to verify their exactitude.

The contractor will ensure that no underground pipes or cables of any kind and their accessories will be damaged during the performance of the work. Any repair is done at the contractor’s expense and at the entire satisfaction of the GPOC.

G-07 : HOT WORK PERMIT

All security measures as stated in the General Work Safety Regulations (“Règlement Général sur la Protection du Travail” “RGPT”) will be complied with. Prior to starting the work, the contractor will ask a Hot Work Permit (for welding, cutting work, etc...) to the GPOC. This permit will be delivered by the U.S. Army Fire Officer.

In addition, no open fires or burning of trash will be allowed within the confines of the USAG Benelux (NSSG) Community.

Contractors, concessionaires or vendors performing work or conducting business on or in facilities under the jurisdiction of the USAG Benelux Military Community Commander Area of Responsibility will conform to this regulation. The (GPOC) will ensure that a copy of the French or Dutch translation of this regulation is handed to contractors at pre-construction conferences and that all requirements therein are adhered to. Specific requirements and limitations are as follows:

Smoking will be prohibited in the vicinity of hazardous operations and locations.

Waste material and rubbish will not be stored or allowed to accumulate within the building or in the immediate vicinity, but will be removed from the site at least daily. Rubbish will not be burned on the site.

Contractor materials and equipment will not be stored in a location or manner which will create a fire exposure to facilities adjacent to the project site.

The contractor will provide fire extinguishers at all locations where work is carried out.

In every building operation where a shed, storage, or other shanty is placed, or room or space is used for storage or workshop, the contractor will provide at least one approved portable fire extinguisher in an accessible location.

Flammable liquids and other hazardous materials such as paints, paint thinner, gasoline, asphalt, and tar will be stored in small detached structure or out in the open and not inside main buildings. Low flash point liquid used within buildings will be handled only in approved safety cans.

Adequate ventilation will be provided for paint spraying and operations involving the application of materials using adhesives containing flammable solvents. Such operations will be conducted remote from any potential source of ignition.

Asphalt and tar kettles will be located in a safe place outside of the building. Such kettles will not be placed on roofs or porches. Continuous supervision will be maintained while kettles are in operation. Metal covers will be provided for all kettles to smother flames in case of fire.

Electrical wiring and equipment for lighting, heating, and power purposes will be installed in compliance with current US and Host Nation Electrical Regulation requirements.

Cutting and welding will not be permitted unless:

A valid Hot Work Permit (welding permit) is available.

Combustibles have been safely covered or moved away.

A fire guard with a serviceable fire extinguisher is posted for the duration of the work and 30 minutes thereafter to assure that sparks or drops of hot material do not start fires.

Fire hydrants will only be used for fire fighting and training of the local fire and Emergency Services. Water can only be taken from hydrants with the permission of the Community Fire and Emergency Services Office. Parking within 2.5 m (8 feet) of a hydrant is not permitted.

Vehicles and other equipment with fuel driven motors, with mounted and filled fuel tanks will be equipped with 2,5 kg or larger carbon dioxide or dry chemical fire extinguishers.

Gasoline, oil and grease shall not be disposed into drainage systems or public water systems.

Oil contaminated areas will be covered with an absorbent material and removed in accordance with the Spill Contingency plan. Any POL spillage will be reported immediately to the DES Fire and Emergency Services Office, DSN 361-5401/5347.

Construction offices, huts, construction vehicles, trailers and supplies will be located at least 10 m from all adjacent buildings.

Access for fire fighting vehicles will be provided to the immediate job site at the start of construction and maintained until all construction is completed. Vehicle parking control measures will be established.

Free access from the street to fire hydrants and to outside connections for standpipes or other firefighting equipment, whether permanent or temporary, will be provided and maintained at all times. No materials or constructions will be placed within 10 feet of such hydrants or connections, or between fire hydrants and the center line of the street.

Scaffolding materials or equipment will not block fire escape routes or access routes during performance of projects in occupied buildings.

In all buildings over 30 feet in height at least one stairway will be provided in a usable condition at all times.

Notification and actions to be taken in case of a fire:

Persons who discover a fire shall immediately alarm all personnel in the area, and shall report the fire to the Community Military Police using the nearest telephone. Military telephone dial 117.

The fire shall be reported using the building number. If the fire is outside of a building, the nearest building number shall be given. Stay on the phone until the operator on duty has completely understood and does not have any further questions. After the notification you should immediately ensure all windows and doors are closed and that all personnel have left the area. The responding fire department must be informed if any special dangers exists;

example: If gas and pressurized containers, or paint and other flammable material are within the range of the fire. Not only acute fires, but also fires which have been extinguished and did not cause any damage must be reported.

To ensure smooth notification and fire fighting procedures, it is essential to show all employees the location of the nearest telephone, make sure they are familiar with the building number in which they are employed, and inform them of the locations of the fire extinguishers.

Also, for fire safety reasons, hot work permit will not be issued to perform cutting or welding operations before or after USAG BENELUX AOR regular duty hours.

G-08 : ENVIRONMENTAL STEWARDSHIP

All measures will be taken to prevent occurrence of spills during works. When a leak is detected (i.e. fuel leak on field works vehicles or company vans), the contractor will proceed to the immediate clean-up of the spill. Should the spill characteristics exceed the contractors response capacities, the contractor will immediately contact:

The GPOCThe Chievres Air Base Fire Department (068/ 27 54 01).

The USAG Benelux Environmental Division (068 27 5704) The Spill Response Coordinator (068 27 5906)

The contractor must comply with all European, Belgian and regional environmental laws and regulations as well as regulations specified within the Belgian Final Governing Standards (BFGS). The BFGS is available on request through the Government Point of Contact GPOC).

BFGS requirements that should be followed include, but are not limited to, the following:

BFGS Requirements

Air:

Any work that may potentially result in the release/recovery/recycling of a refrigerant requires the supervision of a trained refrigerant technician. (C.2.3.6.1.)

The use of the following Ozone Depleting Substances is prohibited: CFC’s, other fully halogenated chlorofluorocarbons, Halons, Carbon tetrachloride, 1.1.1.trichloro-ethane, Carbon tetrachloride, Hydrobromoflurorocarbones, bromochloromethane. (C.2.3.6.5.1) The following use of Hydrochlorofluorocarbons (HCFC)s is prohibited: aerosol, solvents, and refrigerants. (C2.3.6.5.2)

Drinking Water:

Only lead-free pipe, solder, flus and fittings can be used to repair water systems and plumbing systems for drinking water. (C.3.3.1.11)

Waste Water:

Best Management Practices (Table C4.T1) Protect fueling areas from rain and store spill response equipment nearby.

Construct sediment dams/silt fences around construction sites.

Perform corrosion control activities inside.

Store product drums/materials inside or under cover.

Capture sandblasting media, any paint waste and clean up materials (thinners, rinsates) for proper disposal.

Hazardous Materials (HMs):

HM containers and storage areas must be properly maintained. (C5.3.2) Dispensing and storage areas for flammable liquids must have secondary containments.

(C5.3.2) All HMs must be labeled correctly. (C5.3.9) All persons who use, handle or store HMs must be appropriately trained. (C5.3.10) HMs must be in a locked cabinet/compartment when not in daily use. (C5.3.13.7 and C5.3.13.8.6.1) Non-fixed liquid petroleum gas (LPG) containers must be stored outdoors. (C5.3.13.1) Each HM must have a readily available Material Safety Data Sheet (MSDS) in English OR the predominant language. (C5.2.15)

Hazardous Waste (HW):

HW generated by the contractor will not be stored on Base, even temporarily, and must be disposed of at the cost of the contractor and by the contractor to an authorized facility outside of USAG Benelux.

HW should be segregated by the different hazardous characteristics (corrosive / flammable etc). (C6.3.2.1) All HW containers must be closed, in good condition and with no traces of corrosion, leaks or spills. (BFGS C6.3.4 -> C5.3.2) HW containers must be labeled correctly. (C6.3.4 ->C5.2.8)

Solid Waste:

Solid Waste must be disposed of at the cost of the contractor and by the contractor to an authorized facility outside USAG Benelux installations. It is recommended that the waste is recycled to the maximum extent possible.

Petroleum, Oil and Lubricants (POL):

At a minimum, all personnel handling (POL) shall be trained annually in the operation and maintenance of equipment to prevent discharges; discharge procedure protocols; general facility operations and the USAG Benelux (Belgian installations) Red Plan (updated regularly).

(C9.3.6) If the fueling of vehicles/machines is required on an installation it must take place on an impervious surface that drains to an oil-water separated. (C9.3.8.1.4.2)

Noise:

The contractor shall not cause sound levels in surrounding public place to exceed an established maximum level of 90dB (C10.3.1.)

Breaking and sieving activities shall neither be performed between 1900 and 0700 nor on Saturdays, Sundays or holidays. (C10.3.5.2.1)

Historic and Cultural Resources:

Any discovery of archeological resources shall be reported to the project GPOC within three business days. (C12.3.8.1)

Asbestos:

There are buildings and structures throughout USAG Benelux that contain asbestos. In particular asbestos can be found in cement piping, cement roofing, boiler gaskets, cement panels, cement chimney inspection holes and thermal system insulations. The identification of asbestos within a building and/or structure will be made within the work specific Environmental Review. Any asbestos that is removed due to work under this contract must be disposed of correctly, at the cost of the contractor, by the contractor and to an authorized facility outside of USAG Benelux.

Spill:

When using and/or storing HMs or POLs the contractor must have the ‘Red Plan’ readily available, in English AND the predominant working language. The Red Plan is different for the Walloon and Brussels regions and is updated regularly.

Work-Specific Environmental Reviews the contractor will receive an Environmental Review that is specific to the requested work The contractor must also respect and apply all environmental measures defined in the Environmental Review as it will mention site specific precautions that are not mentioned within this review. The review will be written by the USAG Benelux Environmental Division and communicated to the contractor through the GPOC.

G-09 : SITE MAINTENANCE AND FINAL CLEANING

During performance of works, all measures should be taken to avoid improper temporary storage of waste generated by works. In particular, emphasis will be put on POL(Petroleum, Oil and Lubricants) containing equipment or soiled waste/hazardous waste (scrap metal, contaminated soil) As soon as the work is finished, the contractor shall remove all his equipment, excess materials, debris, etc. generated by his work and will evacuate them outside US Government installations.

G-10 : COORDINATION IN MATTER OF SAFETY AND HEALTH

1. The law of 04 August 1996 related to the welfare of workers during the execution of their work and the royal decree of 25 January 2001 concerning temporary or mobile work sites are applicable for this project.

In accordance with article 71, §3, of above mentioned royal decree, a project-coordination as foreseen in section III, 1st sub section, of this royal decree has been set up during the elaboration of this project. Therefore, there is a safety and health plan related to this project for these specifications.

The contractor will comply with the recommendations of this safety and health plan (available upon request to the “Engineering Plans and Services Division”, Hangar # 6, Chievres Air Base (David Diricq, EPS Division, tel.068/27.54.46). These recommendations are part of this project.

In application of the same article 71, §3, an execution-coordinator will be designated by the GPOC for the coordination in matter of safety and health during the execution of this project.

Within 15 days after contract award, the contractor will submit at least 4 proposals of execution-coordinator to the GPOC’s approval with:

the necessary documents for the verification of the compliance with the conditions to exercise the coordinator function (art. 56 to 64 of R.D. dated 25.01.2001 completed by the royal decree of 19.12.2001)

No proposal may emanate from a coordinator working for the awarding firm or for an office on which the contractor has a supervisory position.

The GPOC has 10 calendar days to choose the execution-coordinator.

The coordinator’s fee is at the contractor’s charge.

2. The contractor has 15 days from the selection of the coordinator to make up and transmit to the C.O.R. and to the execution-coordinator a document with all the complementary elements to his bid that could be claimed by the coordinator.

3. The execution-coordinator does not act as a substitute for the GPOC. He plays the role of an advisor of the awarding party. His mission is the following:

3.1. General obligations from the law of 04 August 1996 and royal decree of 25 January 2001 to coordinate the implementation of the general prevention principles described at article 5 of the law of 04 August 1996, during the technical or planning selections, in order to schedule the various simultaneous or consecutive works or phases of work, as well as during the expectation of the duration of these various works or phases of work;

to coordinate the implementation of relevant provisions in order to ensure that the contractors properly implement the general prevention principles and execution principles described at articles 4, 5 and 15 of the law of 04 August 1996;

to draw up a coordination logbook comprising the elements described at article 33 of the royal decree of 25 January 2001, except for elements dealing with the design of the project, and to update it;

to write down the deficiencies of the various parties in the logbook and to notify the GPOC;

to write down contractors’ remarks in the coordination logbook and leave them for information to the parties concerned;

to call and be the chairman of the coordination structure when such a structure has to be set up in accordance with article 37 of the royal decree of 25 January 2001;

to draw up an ulterior performance file whose content conforms with article 36 of the royal decree of 25 January 2001;

to organize the cooperation and coordination of activities between contractors, including those who follow one another, in order to ensure the protection of workers and the prevention of accidents and professional health hazards, as well as their mutual information;

to coordinate the supervision of the proper application of work procedures;

to take all necessary precautions so that only authorized people have access to the work site.

at the provisional acceptance of the work, to hand over the updated logbook and the ulterior performance file to the GPOC, and to notify this delivery in a record attached to the ulterior performance file.

3.2. Special obligations within the scope of this project

to read and understand these specifications related to the work to be executed, especially the article concerning the safety and health measures to be implemented on the work site in application of the law of 4 August 1996 about the welfare of workers during the execution of their work, and of R.D. of 25 January 2001 about temporary or mobile work sites;

to give advice to the GPOC and to make proposals in due time concerning the implementation and adaptations of the document described at item 2 of above mentioned article, during the previous phase described in that item 2 as well as during the execution of the work;

to participate in any meeting to which he is invited by the GPOC, and to set up himself any useful meeting with the GPOC, the contractor or any intervening party on the work site, for the execution of his mission;

to control the application of the hazards prevention measures described at item 3 of the above mentioned additional article;

to write down the contractor’s obligations deficiencies as foreseen in above mentioned item 3 in the logbook.

4. The contractor applies the hazards prevention measures foreseen in the document described at item 2, adapted if necessary. He has the sections of this document applied by the possible subcontractors if they apply to them.

5. During the execution of the work, the contractor updates the document described at item 2, either on his own initiative, when the progress of the work, the identification of unforeseen or insufficiently known hazards, the incoming or outgoing of some parties, or any modification brought to the project or the work justifies, or at the GPOC’s request. If some update occurs on his own initiative, he informs the awarding party and the execution-coordinator. He takes into account any possible remark expressed by the GPOC.

In particular, he also provides the following information to the GPOC with a copy to the execution-coordinator:

name of the subcontractor(s), the nature and cost of the work they are responsible for, the expected starting date and duration;

traffic rules and road signs for the work site, for the public traffic area (automobiles, bicycles, handicapped people…) and for the area reserved for the work and workers, and the access rules;

storage procedures and evacuation of materials and debris;

work planning.

6. The contractor must cooperate to the coordination as described above. To that purpose, he will give to the execution-coordinator, spontaneously or at his request, any information that is indispensable for the good execution of his mission. He will invite him at any meeting where his presence is necessary for the accomplishment of his task. He will participate in meetings where he is invited by the GPOC or the coordinator.

The contractor will have the obligations of previous paragraph applied by possible subcontractors.

7. The compliance with the obligations described in items 2, 5 and 6 above is an integral part of this project.

The application of hazards prevention measures described at item 4 is also an integral part of the project, provided that these measures do not exceed the general obligations that the law of 4 August 1996 and the R.D. of 25 January 2001 impose to contractors, in particular articles 7 and 15 of the law, and section VI, sub section IV of the decree.

8. The full text related to the coordination in matter of safety and health concerning this project can be consulted upon request to the “Engineering Division”, Hangar # 6, Chievres Air Base (David Diricq, tel.068/27.5446).

G-11 : ACCESS TO THE MILITARY INSTALLATION

See Clause CCE-225-4001 Installation Clearance Requirements in the administrative/contractual portion of this package.

G-12: ANTITERRORISM AND OPERATIONS SECURITY REQUIREMENT

Access and General Protection/Security Policy and Procedures.

1. The contractor and all associated subcontractor employees will comply with applicable installation, facility, and area commander installation/facility access and local security policy and procedures (provided by Government representative). The contractor will also provide all information required for background checks to meet installation-access requirements to be accomplished by the installation provost marshal office, director of emergency services, or security office. The contractor workforce must comply with all personal identity verification requirements as directed by DOD, HQDA, and 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.

2. For Contract That Require Performance or Delivery in a Foreign Country.

DFARS 252.225-7043. The clause will be used in solicitations and contracts that require performance or delivery in a foreign country. This clause applies to both contingencies and non-contingency support. The key AT requirement is for non-local national contractor personnel to comply with theater clearance requirements and allows the combatant commander to exercise oversight to ensure the contractor’s compliance with combatant commander and subordinate task-force commander policy and directives.

G-13: FINAL ACCEPTANCE OF WORKS

The final acceptance of the work will be done in the presence of the GPOC and the contractor.

CHAPTER II

TECHNICAL PROVISIONS

SECTION 1

DISMOUNTING, EARTHWORK AND DRAINAGE

TP-1-01: General

The work mainly consists of :

- Dismounting and demolition work (sidewalk around the building)

- Earthwork around the building

- Trenching in natural ground for the drainage

- Cleaning of the work site

TP-1-02: Site fence

The contractor will install a temporary site fence, type Heras fencing and will execute all related work for this type of installation, in order to achieve a steady installation for a safe working area.

Additionally, a secure access path from the pedestrian gate to the entry of bldg. # 20134 and 20138 will be created. The contractor will :

- dismount part of the existing fencing

- build a fenced sidewalk with a temporary non-slip pathway on the grass

The contractor is responsible for the supply of all the equipment, and the installation, dismounting and evacuation of the equipment at the end of the work.

TP-1-03: Dismounting and demolition work

General

• the “demolition” items include the removal and evacuation out of the base of all debris resulting from the work. All debris will be evacuated to an authorized public dump, at the contractor’s expense

• all dismounted items become property of the contractor, unless otherwise specified

• any damage caused by the contractor’s personnel during the demolition work will be repaired at his cost (see also item G-06: Underground pipes and cables)

• all safety norms as described in the General Regulations on Labor Protection will be complied with

Application : Demolition :

- the sidewalks and their foundation around the building

- The metallic gate

- Part of the concrete pad

Dismounting:

- The lights fixtures

- The electrical heaters

- The electrical cables and tubes

- After installation of the new building, the roofs and the walls of the existing buildings will be dismounted and evacuated.

Careful dismounting and reinstallation after work:

- The supports of the fuses and the HV equipment hinges

- The fire extinguisher

- The ventilation system

- The gloves box

- The electrical schemas

- The exterior signs

TP-1-04: Earthwork

Earthwork will be executed in the quantities, slopes and depth required to install foundation and the concrete slab of the prefab building and surroundings.

The earthwork will be executed manually or with a machine, at the contractor’s choice, but without damaging the surroundings or utilities. Any damage will be repaired at the contractor’s expense to the sam standard before the damage. The excavations will be protected against running water, and will be made free of all possible water. All excavation materials will be evacuated to an authorized public dump. However, part of the good arable earth will be stored on site to be reused for the rehabilitation of the surroundings after completion of the work. The storage place will be chosen in accordance with the C.O.R. Along the road, the excavated areas will be delimited by a signal ribbon in order to avoid accidents.

Application

- for the concrete slab and the concrete blocks for the new building

- for the foundations for the sidewalks

- the trenching for the drainage

TP-1-05 : Compacting of the trench bottom

Once the earthwork is completed, the trench bottom will be carefully levelled and sloped. The trench bottom will not be damaged by traffic and will be appropriately compacted.

TP-1-06 : Protection of the formwork bottom

After compacting, the formwork bottom will be protected with a woven or non-woven membrane geotextile, at the contractor’s choice, but complying with the provisions of para. F.2.1. of the standard specifications QUALIROUTES.

A sample will be submitted to the GPOC’s approval.

During the installation, an overlapping of at least 20cm of the joints will be foreseen, crosswise and lengthwise.

Any traffic on the membrane will be forbidden before installation of the thick enough foundation material to prevent its piercing.

TP-1-07 : Drainage

The rainwater coming from the new building will be drained up to the manhole near the building by means of ∅ 150mm PVC pipes laid in a sand bed (see drawing detail).

At the south of the buildings, a drain will be installed at the bottom of the foundations and will be connected to the rainwater manhole. Drain type 1 characteristics and installation according to the Qualiroute (last Edition) requirements.

SECTION 2

REINFORCED CONCRETE SLAB

TP-2-01 : Foundation

Once the foundation bottom is compacted and the geotextile is placed, a foundation shall be laid. The foundation shall be made using a compound respecting the following requirements :

• + 85% of crushed material 0/20 with continuous granulation.

• + 15% of freshly granulated cinders.

• 1.5% to 2% of slacked or quick lime of which the content of free lime is superior or equal to

60% and the material passed through the sieve 200 is superior or equal to 90%.

The compounds shall be made in factory. The proportioning shall be regular.

The foundation shall be + 30cm thick and shall be laid in layers of 10cm maximum. The layers shall be installed by means of a grader or a finishing machine.

The rolling operation shall include the required number of roller passages on each point of the foundation in order to obtain a smooth surface. The finished surface shall be appropriately sloped to ensure a normal running of rainwater after the installation of the various overlays.

The work shall only be performed under dry weather conditions.

Protections will be installed to protect the cables and to avoid concrete encased installation.

The installation of the earth loop (minimum 35mm² diameter) made of annealed bare electrolytic copper (one length - seamless and never in contact with the materials of the foundation walls) is included in this post .

TP-2-02 : Polyethylene film

This film is required under the concrete on its perimeter. The continuity of the film on all covered surfaces will be ensured either by thermo-electric welding, or by the application of an adhesive plastic ribbon foreseen for that purpose, and carefully applied at the junction of the strips, with an overlapping of 20cm.

TP-2-03 : Concrete slab

The concrete slab is composed of cement type HK 40, natural sand, crushed natural stones and water. It belongs to the contractor to estimate if the use of additives is required. However, he will justify his decision and his choice to the GPOC.

The concrete will be watertight. One additive of Polymir type, proportional at 1 or 2 times the quantity of cement will be added according to the manufacturer’s recommendations. The contractor will submit the type, make and content of the additive he intends to use to the GPOC’s approval.

The concrete will be prepared in a mixing station recognized by BENOR.

The composition of the concrete will be determined by the contractor in order to obtain a resistance to compression R’b ≥ 450kg/cm2 at 28 days of age.

Reinforcement:

Standard welded meshes composed of filleted wires.

Diameter: 6/6/100/100mm Quality of steel: BE 50 Installed at the upper 1/3 of the slab

The installation of the concrete is performed in layers of 15cm high maximum.

The concrete whose setting has not been completed within 180 minutes that follow the emptying of the mixer will be refused and removed by the contractor at his expense. All repairs with mortar and watering of the concrete to facilitate the finishing are forbidden.

The tightening of the concrete will be obtained by vibration in the mass. When performing that operation, the contractor will make sure not to modify the reinforcement layout. The reinforcement will be kept at a correct distance from the ground by means of supports specially designed for that purpose.

If necessary, the contractor will perform shrinking joints in order to avoid future cracks.

The final finish floor level is the floor level of the substation 20137. If needed, the LV panel of the substation 20162 will be raised up; new floor fixation under the electrical pane will be installed. Conduits or extension of the concrete channel is included for future cables entrance.

Finish of the floor with:

Epoxy painting for floor without solvent (Two coats) Epoxy painting (two-components) in aqueous phase Consumption: 300gr per square meter and per coat.

Color to be selected in coordination with the COR.

A metallic duckboard will be installed on top of the concrete gutter.

Quality of steel: S235JR Fixation on steel angle

SECTION 3

SUPPLY AND INSTALLATION OF A PREFAB BUILDING

TP-3-01 : Principle

The purpose of the work consists of the supply and installation of a prefab building.

The building will be installed at the location mentioned on the drawing. The frame of the building will be bolted on the concrete bases.

The construction will be perfectly watertight

Dimensions of the building: width: +/-3.25m length: +/-8.30m height: +/-3.20m at the top, and +/-3.10m under roof gutter

TP-3-02 : Description

Foundation: the metallic structure will be mounted on concrete blocks to be positioned and sealed in the foundation and in the concrete slab.

Frame: galvanized frame. One-slope roof. The frames are connected by rafters placed at ± 1m from one another in order to fix the façade panels.

The plans and the design of the building structure will be performed by the manufacturer of the building and subject to the approval of GPOC before ordering and installation.

Covering: Sandwiches roofing panels composed of a double-sided structure with pre-painted galvanized steel and an insulating core of polyurethane foam. Treatment: Silicone Polyester. Two layers on the outside, color: RAL9007. A layer inside, color: RAL 9002. The plates are fixed following the manufacturer's recommendations.

Facades: Cladding sandwiches panels composed of a double-sided structure with pre-painted galvanized steel and an insulating core of polyurethane foam. Treatment: Silicone Polyester. Two layers on the outside, color: RAL1019. A layer inside, color: RAL 9002. The plates are fixed following the manufacturer's recommendations.

The posts are provided with bindings for rafters which connect the building to the horizontal.

The back side of the building is closed.

Doors: The building is equipped with a double door, insulated, dimensions: L 2.00m x H 2.20m, made of steel same color as the cladding. They are equipped with a doorstop to be able to keep the doors in open position must be operated from the inside by a “panic” handle, even if the door is locked. The lock must be designed for the standard keys of the existing electrical substations of the Base (Ref: CYL 5G HERACLES 35X35 LN MV2). Outside, an heavy duty stainless steel handle will be installed.

Where ventilation grills are on the existing building, openings will be carried out and metal nets will be installed.

Gutter: Galvanized gutters

Roof gutter downspouts: The building will be fitted with one gutter downspouts, ∅ 100mm, going down to level 0. The downspouts will be connected to drainage pipes (∅ 150mm) towards the manhole by means of a 100/150mm reducing pipe.

SECTION 4

ELECTRICAL WORK

TP-4-01 : General

L.T. electrical installations are designed to be fed from a three-phase network 400 V + N – 50 Hz.

The grounding sketch of the L.T. electrical installation will be made according to the TN-S sketch of the RGIE, art. 79b.

All the electrical equipment must be brand new and will have the CEBEC top quality certificate or equal.

The work includes the furnishing, installation, connection and starting of the installation, according to the best practices of the trade, and all the necessary equipment to achieve good working and reliable installations.

All preliminary works, drillings, sealing, repairs, evacuation of debris or refused equipment out of the military area are also included.

The stuffing boxes of the L.T. installations are adapted to the diameter of the cables and are made watertight.

The contractor verifies, after charging and before provisional acceptance, the balance of the phases for each panel, with all circuits in running order.

If the balance is insufficient, the contractor modifies, at his cost, the distribution of the circuits in order to have a well-balanced system.

The balancing of the panels is deemed accurate when, with all circuits charged, the less charged phase is at least 80% of the most charged phase.

Cables can be installed in tubes/conduits.

All work requiring a power cut-off will be performed outside duty hours.

TP-4-02 : Lights

Light fixture with translucent trough for tubular LED Lamp.

Polycarbonate box.

Trough molded by injection in one single piece in polycarbonate with interior prismatic structure, UV-proof.

White perforated reflector Light fixture and cabling free of halogen IP 54 minimum Lighting level in the substation: 200 Lux 80cm above ground.

Fixation:

The light fixtures hang from the ceiling.

Switch The switch is a household installation type, single switch-on, 250 V / 16 A, water tight type (protection factor IP 44 of norm NBN EN 50102).

It fully complies with the prescriptions of NBN EN 60669-1.

An outlet 250V/16A is combined with the switch

Installation height: 1.20m above finished floor of doors.

TP-4-03: Safety lighting

Brandname of the device: Van Lien type Serenga in order to match with the type of safety lighting already installed in all buildings of the base.

All cabling and connections included

TP-4-04: Electrical heater

Installation of an electrical heater wall mounted type. Power 2500W with temperature settings from +5’C to 30’C All cabling included

TP-4-05: Ventilation

Reinstallation of the dismounted ventilation system Control by an adjustable hygrostat to be installed All cabling included

TP-4-06: Electric cables

All cables used are of XVB, NBN CEI502 NAD, 1 kV, F2 type, halogen free

TP-4-07: Equipotential connections and grounding.

Concerns equipotential connections and grounding of all the metallic part of the building

Main equipotential connections: see art. 72 of the RGIE Secondary equipotential connections: see art. 73 of the RGIE All metallic parts will be grounded.

SECTION 5

REHABILITATION OF THE SURROUNDINGS

TP-5-01 : Rehabilitation of the surroundings.

All excavated surfaces in excess shall be backfilled with arable earth free of stones, roots or any other debris.

All backfilled areas shall be re-levelled, raked and sown by spreading two times at random (2.5 Kg of seed per 100 m2). The seeds shall be covered with earth by means of a rake or a very light harrowing. Along the curbstones and sidewalks, on a strip of 50 cm large, the quantity of seeds shall be doubled. The rolling shall have to be sufficient enough so that walking on the sowing does not leave any footprint.

All work shall be performed in accordance with chapter O of standard specifications

QUALIROUTES.

The Contractor is the only one responsible of the good and regular growth of the grass he sowed.

TP-5-02 : Sidewalks and access to the buildings

Repair of the sidewalks according to the requirements of the standard specifications Qualiroutes section G.4.3.

Removal of the temporary fenced pathway and rehabilitation of the dismounting fence to the initial conditions

CHAPTER III

BID SCHEDULE

The contractor will submit his bid according to the following bid schedule:

Par. Items Qty Unit PU PT euro

TP-1-02 Site fence 1 LS

TP-1-03 Dismounting and demolition work 1 LS

TP-1-04 Earthwork 1 LS

TP-1-06 Geotextile 1 LS

TP-1-07 Drainage 1 LS

TP-2-01 Foundation 1 LS

TP-2-02 Polyethylene film 1 LS

TP-2-03 Concrete slab 1 LS

TP-3-01 Prefab building 1 LS

TP-4-02 Lights 1 LS

TP-4-03 Safety lights 1 P

TP-4-04 Electrical heater 1 P

TP-4-05 Ventilation 1 P

TP-5-01 Rehabilitation of the surroundings 1 LS

TP-5-02 Sidewalks and access to the building 1 LS

G-05 As-built folder 1 LS

TOTAL