וַיָּ֜מָד אֶת־אֻלָ֥ם הַשַּׁ֛עַר מֵהַבַּ֖יִת קָנֶ֥ה אֶחָֽד׃
Он также измерил крыльцо ворот к дому, один тростник.
Rashi
And he measured the hall of the gate from inside inward of the gate.
Rashi
one rod The thickness of the right and left walls upon which the hall was founded.