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| Link | Country | Year | Total Length [m] | Nominal Diameter DN [mm] | Nominal Pressure PN [bar] | Nominal Stiffness SN [N/m2] | Technology | |
|---|---|---|---|---|---|---|---|---|
| Zyrardow Spojnosc – scope V | Poland | 2008 | 603 | 200 | 1400 | 10 | 1 | 10000 | Hobas | |
| Zyrardow Spojnosc – scope IV | Poland | 2008 | 342 | 300 | 1600 | 6 | 1 | 10000 | Hobas | |
| Zielona Gora U1 – part 14 Campus | Poland | 2008 | 215 | 300 | 400 | 1 | 10000 | Hobas | |
| Zielona Gora Chynow – task III | Poland | 2008 | 625 | 400 | 1 | 5000 | Hobas | |
| Wroclaw, Slezna – modernization | Poland | 2008 | 18 | 600 | 1 | 10000 | Hobas | |
| Wroclaw, Muchobor house estate – retention tank | Poland | 2008 | 1200 | 1400 | 1 | 10000 | Hobas | ||
| Wolomin, Lukasiewicza | Poland | 2008 | 12 | 200 | 1 | 10000 | Hobas | |
| Wlodowice – sanitary sewer | Poland | 2008 | 173 | 600 | 1 | 10000 | Hobas | |
| Warszawa, Wilanow | Poland | 2008 | 72 | 200 | 1 | 10000 | Hobas | |
| Warszawa, Welniana | Poland | 2008 | 246 | 400 | 1 | 10000 | Hobas | |
| Warszawa, Bitwy pod Lenino and Grenadierow Streets | Poland | 2008 | 144 | 250 | 1 | 20000 | Hobas | |
| Warszawa, Sokratesa | Poland | 2008 | 51 | 400 | 800 | 1 | 10000 | Hobas | |
| Warszawa, Skarbka z Gor | Poland | 2008 | 132 | 300 | 1 | 10000 | Hobas | |
| Warszawa, Pokorna | Poland | 2008 | 24 | 300 | 1 | 20000 | Hobas | |
| Warszawa, Nakielska | Poland | 2008 | 48 | 600 | 1 | 10000 | Hobas | |
| Warszawa, Konotopa, Zaczarowanej Dorozki | Poland | 2008 | 58 | 1200 | 1600 | 1 | 10000 | Hobas | |
| Warszawa, collector E-1 | Poland | 2008 | 18 | 1200 | 1 | 10000 | Hobas | |
| Warszawa, Grochow – crossing under railway | Poland | 2008 | 120 | 200 | 1 | 10000 | Hobas | |
| Warszawa, Gorczewska, Olbrachta | Poland | 2008 | 627 | 400 | 600 | 1 | 10000 | Hobas | |
| Warszawa, Derby 7 – pump station P-2 | Poland | 2008 | 18 | 500 | 1 | 10000 | Hobas | |
| Warszawa, Bluszczanska | Poland | 2008 | 375 | 150 | 300 | 1 | 10000 | Hobas | |
| Walbrzych, Srodmiejski collector | Poland | 2008 | 6 | 1000 | 1 | 10000 | Hobas | |
| Walbrzych Szczawno – sewer | Poland | 2008 | 1462 | 200 | 600 | 1 | 10000 | Hobas | |
| Walbrzych Boguszow | Poland | 2008 | 609 | 400 | 1 | 10000 | Hobas | |
| Wadowice – Budomont | Poland | 2008 | 196 | 600 | 1 | 10000 | Hobas | |
| Wadowice | Poland | 2008 | 540 | 600 | 1 | 10000 | Hobas | |
| Tychy Wilkowyje | Poland | 2008 | 478 | 1000 | 1200 | 1 | 10000 | Hobas | |
| Trzcianka | Poland | 2008 | 71 | 600 | 1 | 16000 | Hobas | |
| Torun, Podgorz, Stawki, Rudak – Sanitary Sewer contract W08 | Poland | 2008 | 1929 | 300 | 1200 | 1 | 10000 | Hobas | |
| Tomaszowice – Sanitary Sewer, stage I | Poland | 2008 | 945 | 500 | 1 | 16000 | 10000 | Hobas |
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