Retaining wall built with vertical I-beams and pressure treated lumber.JPG
Tomwsulcer
en
Retaining wall built with vertical I beams and pressure treated lumber, Retaining wall of 6x6 (I believe) pressure treated lumber, supported by vertical I-beams.
commons
en
Retaining wall built with vertical I beams and pressure treated lumber, Timber, Retaining walls in the United States
commons
ja
垂直Iビームと圧力処理材で構築された壁の保持 6x6(圧力処理材、垂直Iビームで支えられている。
commons_translated
ja
垂直I字梁と圧力処理材で構築された擁壁、ティンバー、アメリカ合衆国の擁壁
commons_translated
sheet pile retained retainable retaining wall retain purpose-built lumber treated