The city of Cologne has extended the tram line 3 in Bocklemünd/Mengenich. The new line 3 line connects the
existing Ollenhauerring stop with the new Schumacherring terminus.
The present specifications include the implementation of compensation measures for the Bocklemünd Stadtbahnnärung construction project.
This consists of measures in the area of the railway line and two external compensation areas.
The course is divided into three components (BT).
BT1 contains the compensation measures in the area of the railway line.
BT2 includes the external compensation area 'Bergheimer Höfe' in Cologne Niehl
BT3 includes the external compensation area 'Pescher Holz' in Cologne-Volkhoven/Weiler.
The advertised work includes:
- Surface preparation
- topsoil work
- Delivery and planting of trees (80/120) and shrubs (60/100)
- Sowing of landscape lawns and shearing lawns
- completion care
- development maintenance
Part 1: Compensatory measures in the area of the railway line
Preparatory actions:
Mow areas, remove growth up to 2 m 5,900 m²
Digging up rootstocks up to 80 cm in diameter 6 pieces
dismantling of existing water-bound path areas 35 m²
Vegetation work:
Tear open areas 2,500 m²
Mulching surface 2,700 m²
Shaping areas according to profile 1,350 m²
Installation of Oberboden 250 m²
fine planum, activator and fertiliser 6,500 m²
Planting:
Supply baleless shrubs, pretreatment with protective solution and agent against game browsing, 1,250 pieces
Protection with plastic spiral and mulching disc, plant and water
Heister supply, pre-treat, protect, plant and water as described above 54 pieces
plus anchoring with a stake
Wildflower meadow sowing 3,900 m²
Sowing lawn 900 m²
Completion maintenance:
Woods 4 x water 54 pieces
Plant areas 4 x water and 3 x cut free 3,900 m²
Lawn areas water and cut 6 times and fertilize 2 x 900 m²
Development maintenance over 2 years:
Shrubs and shrubs treat 1,250 plants against wild animals once a year
Water planting areas 4 times a year and cutting free 3,900 m² 3 times a year
Cut lawns 12 x a year, fertilize 900 m² twice a year
Component 2: external compensation area Bergheimer Höfe:
Vegetation work:
Mulching, plowing and harrowing arable land 1.3 ha
Planting:
Supply baleless shrubs, pretreatment with protection solution and agent against game browsing, 1,750 pieces
Protection with plastic spiral and mulching disc, plant and water
Heister supply, pretreat, protect, plant and water as described above 60 pieces
plus anchoring with a stake
Undersown 10,150 m²
Create game hem 2,850 m²
Natural stone, 60 - 120 cm in diameter, deliver and put on 60 t
Completion maintenance:
Planting areas 2 x free cutting 10,150 m²
Game hem 2 x mowing 2,850 m²
Development maintenance over 2 years:
Shrubs and shrubs treat 1,750 plants against wild animals once a year
Cut free planting areas 3 times a year 10,150 m²
Game hem 2 x mowing 2,850 m²
Component 3: External tree planting Pescher Holz:
Vegetation work:
Mulching, ploughing and harrowing arable land 4,850 m²
Create tree pits 50 pieces
Making tripods 50 pieces
Planting:
Delivery of trees on site (Juglans regia, H 20 - 25, m.Db.) Bark treatment - 50 pieces
protective paint, protection with wire trousers, plant and water
Sowing wild meadow area 4,500 m²
Completion maintenance:
Trees 6 x water, 2 x care, 1 x fertilize 50 pieces
Wild meadow 1 x mowing 4,500 m²
Development maintenance over 2 years:
Water trees 4 x a year, maintain twice a year, fertilize once a year, 50 pieces
Removal of tree anchorage after completion of development maintenance
Wild meadow mow twice a year 4,500 m²
Start: (01/10/2022)/End: (03/12/2022)