ぶち当(あ)たるto slam into (e.g. a wall, a limit) (figuratively), to hit, to face (e.g. trouble, a problem), to confront

ナビに従(したが)っていたのにビルにぶち当(あ)たった。

Even though I was following the navigation, I slammed into a building. {to slam into (e.g. a wall, a limit) (figuratively), to hit, to face (e.g. trouble, a problem), to confront}

順調(じゅんちょう)だった研究(けんきゅう)が急(きゅう)に壁(かべ)にぶち当(あ)たってしまいました。

The research that was going smoothly suddenly hit a wall. {to slam into (e.g. a wall, a limit) (figuratively), to hit, to face (e.g. trouble, a problem), to confront}

ブレーキとアクセルを踏(ふ)み間違(まちが)えて車(くるま)が塀(へい)にぶち当(あ)たった。

The car slammed into the wall because the brake and accelerator were mistakenly pressed. {to slam into (e.g. a wall, a limit) (figuratively), to hit, to face (e.g. trouble, a problem), to confront}

資金(しきん)難(なん)という壁(かべ)にぶち当(あ)たったせいで企画(きかく)の実行(じっこう)が出来(でき)ませんでした。

We could not carry out the plan because we hit the wall called financial difficulty. {to slam into (e.g. a wall, a limit) (figuratively), to hit, to face (e.g. trouble, a problem), to confront}

困難(こんなん)にぶち当(あ)たりました。それでも諦(あきら)めなかったから今(いま)の成功(せいこう)があるのです。

I slammed into difficulties. Still, I didn't give up, and that's why I have the success I enjoy today. {to slam into (e.g. a wall, a limit) (figuratively), to hit, to face (e.g. trouble, a problem), to confront}