DIN EN 13574:2001-11

The document lays down the requirements for the design and construction of permanently installed vertical climbing devices with a length not exceeding 5 m used on inland navigation vessels. For the purposes of this document the term permanently installed climbing devices covers ladders, step irons, dog step ladders and integral treads including handholds. Stairs shall be designed and constructed conforming to EN 790 and EN 13056 and are not covered by this document.