Wijma experiences many many years working with hardwood for all kind of constructions. From hardwood staircases (outside use), galleries, decking, columns for buildings to lockgates and bridges. The decking for the hardwood staircases do have grooves or can be planed with other profiles.
All weather grip for hardwood staircases where needed decking for hardwood staircase can be provided with the Wijma All Weather Grip.
Often used in building hardwood staircases are used at hardwood bridges and crossings at dikes to beaches. The used hardwood species Ekki (Azobé) Greenheart and/or Opepe (Bilinga) are very suitable.