Derivation box details including sections and top/intermediate plans. Incl. notes on drainage and stirrup placement. (Português: Planta e cortes de caixa de derivação com tampas metálicas).
Section and plan views for underground derivation box
Derivation box details including sections and top/intermediate plans. Incl. notes on drainage and stirrup placement. (Português: Planta e cortes de caixa de derivação com tampas metálicas).
