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Drainage
| Link | Country | Year | Total Length [m] | Nominal Diameter DN [mm] | Nominal Pressure PN [bar] | Nominal Stiffness SN [N/m2] | Technology | |
|---|---|---|---|---|---|---|---|---|
| S8 Radziejowice | Poland | 2011 | 138 | 300 | 1 | 10000 | Hobas | |
| DW907 Kotliszowice | Poland | 2011 | 15 | 600 | 1 | 10000 | Hobas | |
| DK1 Wloclawek | Poland | 2011 | 2 | 500 | 1 | 10000 | Hobas | |
| A4 Rzeszow-Debica – retention tanks | Poland | 2011 | 293 | 3000 | 1 | 10000 | Hobas | |
| Miekowo – ring road | Poland | 2011 | 84 | 600 | 1 | 10000 | Hobas | |
| Sroda Wielkopolska – ring road | Poland | 2011 | 419 | 400 | 500 | 1 | 10000 | Hobas | |
| DW977 Tarnow-Konieczna | Poland | 2011 | 43 | 900 | 1100 | 1 | 10000 | Hobas | |
| Bridge over the Elblaski channel | Poland | 2011 | 920 | 300 | 500 | 1 | 10000 | Hobas | |
| Goleniow – ring road | Poland | 2011 | 6 | 500 | 1 | 10000 | Hobas | |
| S11 – West ring road of Poznan | Poland | 2011 | 222 | 400 | 800 | 1 | 10000 | Hobas | |
| Modlin – airport | Poland | 2011 | 1000 | 250 | 1000 | 1 | 16000 | Hobas | |
| Lezczok, wildlife reserve | Poland | 2011 | 89 | 600 | 800 | 1 | 10000 | Hobas | |
| Gdansk, Slowackiego – airport | Poland | 2011 | 144 | 400 | 1 | 10000 | Hobas | |
| S8 Piotrkow Trybunalski | Poland | 2011 | 598 | 600 | 900 | 1 | 10000 | Hobas | |
| Warszawa – Okecie airport | Poland | 2011 | 12 | 600 | 1 | 10000 | Hobas | |
| Pabianice – ring road | Poland | 2011 | 20 | 3000 | 1 | 10000 | Hobas | |
| Pabianice – ring road | Poland | 2011 | 2105 | 150 | 250 | 1 | 10000 | Hobas | |
| DK11 Roznowo – wildlife crossing | Poland | 2011 | 13 | 1600 | 1 | 10000 | Hobas | |
| S8 Rawa Mazowiecka | Poland | 2011 | 420 | 200 | 1 | 10000 | Hobas | |
| Jedrzejow – ring road | Poland | 2011 | 3644 | 500 | 600 | 1 | 10000 | Hobas | |
| LK131 Twarda Gora | Poland | 2011 | 51 | 2000 | 1 | 64000 | Hobas | |
| A1 Rzeszow Zachod | Poland | 2011 | 502 | 900 | 1400 | 1 | 10000 | Hobas | |
| AOW – Wroclaw – ring road | Poland | 2011 | 1102 | 250 | 400 | 1 | 10000 | Hobas | |
| S8 – part 2 Piotrkow Tryb.-Tomaszow Maz. | Poland | 2011 | 623 | 600 | 800 | 1 | 10000 | Hobas | |
| DW671 Trykocin, bridge over Narew river | Poland | 2011 | 516 | 150 | 250 | 1 | 10000 | Hobas | |
| A1 Torun section Brzezie-Kowal | Poland | 2011 | 126 | 250 | 1 | 10000 | Hobas | |
| DW997 Tuchow – wildlife crossing | Poland | 2011 | 114 | 900 | 1400 | 1 | 10000 | Hobas | |
| Warszawa – Okecie airport | Poland | 2011 | 27 | 350 | 1 | 128000 | Hobas | |
| A1 Kotliska-Piatek | Poland | 2011 | 2230 | 150 | 300 | 1 | 10000 | Hobas | |
| E65 LCS Tczew – overpass | Poland | 2011 | 24 | 200 | 1 | 10000 | Hobas |
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