James Hardress de Warrenne Waller
James Hardress de Warrenne Waller
1939 O.B.E., D.S.O., M.Sc., M.E.M.Inst.C.E., M.Inst.C.E.I. Partner in firm Delap and Waller, Consulting Engrs., 16 Molemorth Street, Dublin. Private Address: Blackberry Hill, Carrickmines, Co. Dublin. Career: 1918, Tech. Adviser, The Admiralty, reinforced concrete design; Chief Engr., Santander-Mediterraneo Rly. Originator of twin-twisted steel reinforcements. Has experimented largely with the combination of jute fibres and concrete.