This is the 6225th most frequent Russian word.
трубопровода
Pipeline.
In this sentence, 'трубопровода' is used in the plural genitive form to refer to a pipeline system within a technical context.
Инженеры проектируют новую систему трубопровода для доставки газа.
The engineers are designing a new pipeline system for gas delivery.
In this example, 'трубопровода' refers to the pipeline under repair, used in the genitive singular form.
Рабочие проводят ремонт трубопровода в центре города.
Workers are repairing the pipeline in the city center.
Here, 'трубопровода' is part of a complex sentence showcasing investment into the infrastructure, appearing in the genitive singular form.