What does "infrastructure" mean in a construction project?

Capital construction: capital construction refers to the construction of fixed assets in various sectors of the national economy, such as the construction of mines, railways, highways, bridges, farmland water conservancy, the installation of machinery and equipment, and the purchase of ships, vehicles and locomotives. After the completion of capital construction, the value of new fixed assets will be reported to the statistics department layer by layer. - P.63 1

Another explanation: capital construction refers to an economic activity to realize the reproduction of fixed assets, including the construction and installation of fixed assets, the purchase of fixed assets and other related work (such as land acquisition, design, scientific experiments, training, management of construction units, etc.). ).