This volume of "Engineering Innovations" presents research results on materials properties and their processing technologies, reliability of technological equipment and machines, and technologies of unit reconditioning. Readers can also look at the results of designing of abrasive removal system in the abrasive water jet cutting machine. In the volume are also presented results of an experimental study on truss-column pinned connections in large-span steel structures, and an assessment of the applicability of earned-value analysis methods in the construction projects. The presented volume of "Engineering Innovations" will be helpful to many specialists from the machinery and construction sectors.