Fig. 9

GPR radargrams locating carpentry joints for electric cables in timber beams: a) Milobadz (#1); b) Koźliny (#5); c) Pruszcz Gdański I (#2); d) Koźliny (#5)

GPR radargrams locating carpentry joints for electric cables in timber beams: a) Milobadz (#1); b) Koźliny (#5); c) Pruszcz Gdański I (#2); d) Koźliny (#5)