ASHE13-1013_F3N042_5035A001_ATTACHMENT_3_REV.pdf

DEPARTMENT OF THE AIR FORCE

435TH AIR GROUND OPERATIONS WING (USAFE)

435TH AIR EXPEDITIONARY WING (AFAFRICA)

RAMSTEIN AIR BASE GERMANY

435 CTS ATTACHMENT 3 REV - 27 JULY 2015 Page 1

MEMORANDUM FOR 435 CTS/CEP

FROM: 435 CTS/CEP, GERMANY 27. July 2015

SUBJECT: REPAIR STORM WATER RUN-OFF SYSTEM, AVIANO AIR BASE

Oil separator plant for mineral light liquids iaw. EN 858

The following described performance contents to manufacture and delivery of an oil separator plant. Destination: Air Base Aviano

Prior to the start of manufacturing the contractor is to prepare detailed assembly schedule and to submit it for examination and acceptance to 435 CTS, Air Base Ramstein. After checking, amendment and release of the plans, the contractor can start with the manufacturing.

Detailed Specifications:

The oil separator plant of 600 liters / second consisting of:

1 each Inlet Chamber

Internal chamber size: 150 x 210 x 150 cm.

Wall thickness: 20 cm Inlet / outlet: 2 each pipe connectors ID 1000 (OD 1200), type Rauvia special (REHAU S.p.A.)

Outlet to the oil Separator: 2 each pipe connectors ID 500 (OD 580), type Rauvia special Champer with internal partion wall. Suitable for vehicles for loads of category 1.

Including manhole (∅ 60 cm) with manhole cover with steel frame, load class D400.

Concrete cover plate: 25 cm In addition: 1 each manhole extention, height 15 cm.

For further details see attached drawing.

ATTACHMENT 3 REV

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4 each Tanks

Volume oil storage: 10 * NS Internal chamber size: 630 x 210 x 290 cm.

Wall thickness: 16 cm Two tanks shall be used as grit removal tanks and 2 of the tanks shall be used as oil separtator and provided with a plastic structure for double chamber.

Pipe inlets / outlets: Each tank shall be equipped with a pipe connector ID 500 (OD 580), type Rauvia special (REHAU S.p.A.).

Tanks shall be completed provided with gaskets. Equipped with coalescer filter-pack in plastic material, detection unit oils powerd by photovoltatic panel and stainless steel closing valve installed at the entrance of ech de-oiling tank.

Tanks shall be suitable for vehicles for loads of category 1, equipped with ladders / step irons (Rungs with non-slip surface. Spacing between rungs: 250 mm. Rung width: minimum 20 mm.)

and manholes with cast iron covers with steel frame, load class D 400.

Tanks shall be equipped with concrete cover plates, t = 25 cm.

For further details see attached drawing.

1 each Sampling Manhole

Internal chamber size: 180 x 120 x 180 cm.

Wall thickness: at least 16 cm Inlet from oil separator: 2 each pipe connectors ID 500 (OD 580), type Rauvia special (REHAU S.p.A.)

Outlet to the distribution manhole: 1 pipe connector ID 1022 (OD 1200), type Rauvia special Suitable for vehicles for loads of category 1.

Including manhole (∅ 60 cm) with manhole cover with steel frame, load class D400 and concrete cover plate.

For further details see attached drawing.

Characteristics of the concrete goods

Exposure class: XC4, XD2, XS2, XA3 Class of compressive strength: C50/60 Consistency class: SCC self-compacting

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Accessories for oil separator plant:

- Extraction system oils (oil-absorbing pillows and water repellent)

- Closing valve safty (UNI EN 858-1)

- Electronic Device detection oils, installed in the tank (powerd by photovoltaic panel).

- Compartment for sand removal

- Compartment of oil removal

- Treatment of coalescing pack

In addition:

Including necessary saftety devices to lift with crane.

Access to the oil separator: step irons / ladders with non-slip surfaces for inspections.

Manhole extentions for the manhols with access to the oil separator needs step irons with non-slip surfaces in addition.

Services

The services includes the delivery of the plant to Aviano.

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Plus manhole extention, height: 15 cm.

Manhole extention, height 15 cm, incl. step irons.

+1 cm

+1 cm

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