主しゅ筋きん

noun

main reinforcement; main rebar

Technical term in reinforced-concrete construction; refers to the primary reinforcing bars that bear tensile stress.

• 梁はりの主しゅ筋きんは太ふとい鉄てっ筋きんを使つかいます。

  Thick rebars are used for the main reinforcement of the beam.

• 主しゅ筋きんの間かん隔かくは設せっ計けい図ず通どおりに配はい置ちしてください。

  Please arrange the spacing of the main reinforcement exactly as shown in the design drawing.