add destinations on gantry sign

survey updates

area has been reduced to 40, confirmed via a limited survey and Esri imagery

Edit user-defined element selection

Specify bridge structures

Specify step counts

Specify whether steps have a ramp

Survey tactile paving on steps

Edit element

Specify building material

Specify which way leads up for steps

Specify whether steps have handrails

Add map type

Specify path surfaces

Specify whether crosswalks have tactile paving

Specify whether public transport stops have tactile paving

Specify type or existence of pedestrian crossing markings

Specify whether pedestrian crossings have traffic signals

Specify whether there are cycleways

Specify whether crosswalks have tactile paving