Can you help identify?

Photo 35

AWM_080389.jpg
Trinity Beach area, Queensland. 1944-09-08. A beach headquarters manned mostly by personnel from the 2/2nd Pioneer Battalion during amphibious training exercises conducted with the 26th Infantry Brigade. Identified personnel are: Captain P. H. Scholz (1); Lieutenant L. D. P. Murphy (3). AWM id no. 080389