noun
technical works; engineering works
Refers to construction or engineering projects that require specialized technical skill, such as bridges, tunnels, or large-scale infrastructure.
この会社は大規模な技術同士を数多く手がけてきた。
This company has undertaken many large-scale technical works.
技術同士の入札には高度な専門知識が求められる。
Bidding on technical works requires advanced expertise.
土木工事 is a broader term for civil engineering works in general, while 技術同士 emphasizes the technical or specialized nature of the construction.
Compound of 技術 (ぎじゅつ, 'technology' or 'technique') and 同士 (どうし, 'works' or 'construction'). The exact historical derivation is uncertain, but the term is conventionally used in engineering contexts.