| Subject | English | German |
| construct. | span, clear width, clear span, effective span, width of span | Stützweite |
| construct. | span, clear width, clear span, effective span, width of span | Tragweite |
| construct. | span, clear width, clear span, effective span, width of span | Lichtweite |
| construct. | span, clear width, clear span, effective span, width of span | Spannweite |