The state capital Potsdam and the development agencies Potsdam GmbH as their trustee as well as the energy and

Wasser Potsdam GmbH intend to develop the approximately 140 hectare former barracks site

Krampnitz in several construction phases. In a 1st construction phase, the redevelopment of the historic barracks area is planned. The 1st BA is divided into several award units. The subject of this tender document is the award unit VE07. The award unit VE07 includes in particular the following services:

- the earthworks and shoring work for the construction of the main pumping station (HPw) Krampnitz with combined water reservoir

(MW storage),

- the HPw Krampnitz engineering structure with MW storage,

- the HPw Krampnitz high-rise component with MW storage,

- the systems of technical equipment (machine technology, E-I&C systems including lightning protection and

equipotential bonding, outdoor lighting, ventilation technology including exhaust air purification and sanitary facilities),

- civil engineering and pipeline construction in the fields of waste water, drinking water, waste water heat, empty pipe systems, -

- the traffic facilities on the technical site, including roadside greenery and surface drainage,

- the enclosure of the technical site (fence and gate system).

1. Cross-trade union services

- construction site security

- construction site equipment

- Stakeout for road and pipeline construction

- Early services for archaeology and ordnance

- Water retention measures

2. Building - Building constructions

Excavation pit / earthworks HPw with MW storage

Excavate approx. 2,500 m3 of soil inside the excavation pit

approx. 810 m2 steel sheet pile profile AZ 25, length 15.4m

approx. 490 m2 steel sheet pile wall profile AZ 25, length 11.0m

approx. 210 m Vergurtungskonstruktion Gurtlage HEM 700

approx. 170 m Eckaussteifungen HEB 500 / HEM 700 und Sprieße

ca. 63 St Mikropfähle

HPw engineering structure with MW storage

Approx. 570 m3 of reinforced concrete for underground components

Approx. 125 t of reinforcing steel for deep components and installation

approx. 630 m2 PE lining, MW storage

1 st staircase machine room 46 pcs., made of galvanized steel

Approx. 30 m3 of reinforced concrete for high-rise components

Produce approx. 90 m2 of green roof

3. Technical equipment

Process plants

2 pcs SW pumps, F-wheel, 20 l/s, 27.2 mWS, 15 kW

1 psch suction/riser/manifold lines up to DN 125 made of stainless steel

1 psch Beckenreinigungsgerät (Wirbeljet)

1 psch control system for vortex jet

Conveyor systems/crane systems

1 pc single-girder overhead travelling crane, wingspan 3,500mm, lifting capacity 1.0 t

Electrical systems

1 pcs meter cabinet

5 pcs EI&C cabinet

1 x aluminium outdoor control cabinet (emergency power connection)

1 pc aluminium outdoor empty cabinet (vortex jet)

2 pcs frequency converter 15kW

8 pcs finned radiator 1000W stainless steel

12 St SPS-Zentralbaugruppe (CPU)

6 St Druckmessumformer

1 St Trübungsmessung

1 St MID DN 125 for waste water (Ex)

Sewerage, water and gas systems (sanitary)

1 psch TW/SW installations in the sanitary room incl. equipment

Air conditioning systems

1 pc supply/exhaust air unit, 2,100m³/h, indoor installation, delivery, installation

approx. 36 m ventilation ducts made of galvanized sheet metal

Abluftbehandlung (Biofilter)

1 St Three-stage exhaust air treatment system made of PE-HD, Q = 750 m³/h, max. 100 ppm H2S, consisting of fixed-bed reactor, biofilter with organic filling (A = 10 m²), activated carbon filter, exhaust fan with frequency converter control

1 psch exhaust air duct made of PE / PPs-el, UV-resistant, dissipative (ex zone 1), pipe DN 250 as well as box profile 300x150 and 200x150, total approx. 16 m, mounting on ceiling MW storage

4. Pipeline construction

Schmutzwasserkanäle

Deliver and lay approx. 50 m DN 400 GGG duct

Deliver and lay approx. 20 m DN 100 PE sewer

Supply and install 2 pcs DN 1000 inspection shaft

Supply and install 3 pcs DN 600 inspection shaft

Abwasserdruckrohrleitung

Deliver and lay approx. 70 m PE100 355 x 21.1 pressure pipeline

Deliver and lay approx. 40 m PE100 180 x 10.7 pressure pipeline

Supply and install 5 pcs gate valves up to DN 300

Supply and install 1 shaft for the installation of a flushing fitting

Drinking water supply / TW connections

Supplying and laying approx. 15 m drinking water pipe DN 80 GGG

Deliver and lay approx. 10 m drinking water pipe PE100 40 x 3.7

Abwasserwärmeleitungen

approx. 45 m plastic casing pipe KMR 2 x DN 100/225 deliver / lay

Leerrohranlagen

4 pcs cable pull shaft LW 400x650 mm, t = 0.80m, supply / install

Supply and install approx. 125 m of cable conduits up to d125 PE

Dismantling / closure of old sewers

approx. 500 m3 excavation for dismantling sewer up to DN 1000 incl. shaft

Remove and dispose of approx. 85 m of pipeline up to DN 1000

3 pcs masonry production up to DN 1000

5. Outdoor facilities and open spaces

Baustellenzufahrt

approx. 320 m2 asphalt concrete AC 16 TD up to 10 cm

1 psch dismantling temporary arrangements and restoration of ancillary facilities

Traffic facilities technical site

approx. 120 m3 FSS 0/32, roadway, natural rock

approx. 60 m3 STS 0/32, roadway Bk 1.0, natural rock

approx. 30 m3 STS 0/32, walkway, natural rock

approx. 115 m concrete curbs, high/low, supply and lay

approx. 160 m of concrete curbstones supply and lay

approx. 410 m2 of concrete pavement, permeable, deliver and lay

Straßenbegleitgrün Technikgrundstück

approx. 615 m2 Rasenansaat

Surface drainage technical site

approx. 75 m3 excavation for drainage systems

Approx. 165 m2 trough profiling

Produce approx. 30 m3 gravel trench

Deliver and lay approx. 60 m of seepage/sewer pipe PE OD 200

6 St Kontrollschacht DN 600

1 pcs throttle shaft with orifice plate

Deliver and install approx. 15 m box gutter with its own slope

Enclosure of the technical site

approx. 176 m steel pipe 609 x 6.3 mm, as a foundation for the fence system, deliver and install

approx. 44 pcs fence posts, length 4.25 m, incl. steel column base deliver and install

approx. 360 m angle profile L 160 x 8 mm supply and install

ca. 1.040 m Streckmetallrahmen L 25 x 4 mm

approx. 400 m2 of expanded metal supply / assemble, H up to 3.60 m above GOK

1 pc sliding gate system with electric drive, for a passage width of 6.00 m and a height of 3.60 m

Deliver and install 1 pc access door 1.00 x 2.25 m, incl. edging, foundation, other