Road Maintenance A 59, Duisburg-Süd Area

Road maintenance for the A 59 in the Duisburg-Süd area: approx. 54,000 m² stabilization (d = 30 cm), approx. 26,160 m³ frost protection layer (d = 41 cm, 0/45), approx. 59,262 m² temperature-reduced asphalt base course AC 32 TS, approx. 59,262 m² temperature-reduced asphalt binder course AC 22 B S SG, approx. 77,462 m² temperature-reduced asphalt surface course SMA 11 S. Furthermore, approx. 22 units of shafts to be dismantled (clear shaft depth over 2.0 to 3.0 m), approx. 2,335 m of pipelines from DN 250 to DN 500 to be demolished and disposed of, approx. 98 units of road gullies including covers to be dismantled, approx. 1,600 m of pipelines with underlying collector pipe (DN 300 to DN 500) and overlying concrete drainage pipe (DN 150 to DN 300) to be filled, approx. 55 m³ of shafts to be filled (approx. 1.0 m - 2.0 m after dismantling of shaft parts), approx. 144 units of road gullies with covers to be installed, approx. 800 m of slot drains to be laid, approx. 8 units of inlet boxes with vertical outlet suitable for slot drains, approx. 24 units of cleaning channels suitable for slot drains, approx. 62 units of shafts DN 1000 to DN 1500 to be installed, approx. 652 m of pipelines DN 300 B to DN 600 B, approx. 301 m of piggyback pipeline to be constructed (DN 300 B to DN 600 B and overlying plastic pipeline DN 100), and approx. 2,320 m of drainage string with drainage pipeline DN 150 to be constructed.

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