When they say this, just tell them to untie them. It's that simple.
This geocache is along the bike and walking path connecting Solana Beach and Cardiff (you know....by the sea). It is NOT accessible directly from the Interstate Highway known as "Five" but it is accessible if you exit the freeway to take in the view at the Vista Point at the accompanying coordinates.
Ng gur onfr bs gung srapr cbfg.