This document is only available with a paid isurv subscription.

Purpose Situated adjacent to the lock entrance, a lead-in jetty assists in the safe and efficient working of vessels into and out of the lock. At the same time, the lead-in jetty helps to protect the lock walls and gates from damage caused by vessel impact....

Explore the subscription options here to get full access to isurv, including downloads.

Try isurv for free!

You can get instant access to a free, 7-day trial of isurv simply by filling in the free trial form. Please note that the free trial includes full access to isurv with the exception of downloadable content which is only available with a paid subscription.

Sign up for the isurv newsletter, to receive a monthly round-up of the latest isurv updates.

For further questions, don't hesitate to call: +44(0)247 686 8555.