John J. Ahlskog
- (1982): Bridge inspection program. a vital bridge planning program aid. Presented at: IABSE Symposium: Maintenance, Repair and Rehabilitation of Bridges = Entretien, réparation et modification des ponts = Unterhaltung, Instandsetzung und Sanierung von Brücken, Washington, DC (USA), 1982.
- (1988): Challenge of highway bridge evaluation, operation and maintenance. Presented at: 13th IABSE Congress, Helsinki, Finland, 6-10 June 1988.
Structurae cooperates with
