34 81 32
Bascule Bridge Machinery
34 81 29
Pontoon Bridge Machinery
34 81 26
Sliding Bridge Machinery
34 81 23
Lift Bridge Machinery
34 81 19
Cantilever Bridge Machinery
34 81 16
Double-Swing Bridge Machinery
34 81 13
Single-Swing Bridge Machinery
34 81 00
Bridge Machinery
34 80 00
Bridges
34 78 33
Crane Scales
34 78 23
Railroad Car Scales
34 78 16
Weighbridges
34 78 13
Truck Scales
34 78 00
Weighing Equipment
34 77 39
Baggage Conveying Equipment
34 77 36
Baggage Scales
34 77 33
Baggage Scanning Equipment
34 77 13.23
Ship Passenger Boarding Bridges
34 77 13.16
Movable Aircraft Passenger Boarding Bridges
34 77 13.13
Fixed Aircraft Passenger Boarding Bridges