On the BAB 1 near the Dortmund / Unna motorway junction, the replacement of the Liedbachtal bridge and the K 31 “Massener Heide” structure is required. For this purpose, the services of supplement processing and construction time management are to be awarded.

The engineering services to be provided here relate to the processing of supplements and the construction time management for the overall construction project “A 1 replacement for the Liedbachtal bridge”.