DB43 – curved trusses, three segment

By

DB43 – curved trusses, three segment

DB54 – two column halo trellis

By

DB54 – two column halo trellis

DB68 – suspended arc in-line

By

DB68 – suspended arc in-line

DB74 – two column flat trellis

By

DB74 – two column flat trellis

DB77 – four column flat trellis

By

DB77 – four column flat trellis

DB79 – tavo trellis, four column pitched

By

DB79 – four column pitched tavo trellis

DB83 – two column arc

By

DB83 – two column arc

DB84 – two column canted arc

By

DB84 – two column canted arc

DB85 – two column canted double arc

By

DB85 – two column canted double arc

DB86 – four column double arc

By

DB86 – four column double arc