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Table 1 Specifications of experimental values

From: Rationality in pier geometry of Kintaikyo Bridge from viewpoint of river engineering

Hydraulic conditions Prototype Model
Water surface width (m) 193.3/5 = 38.66 0.3
Geometric scale 0.3/38.66 ≈ 1/129
Peak discharge (m3/s) 4000/5 = 800 4.24 × 10–3
Peak water depth (m) 6 0.047
Peak mean flow velocity (m/s) 3.445 0.304
Froude number 0.45
Manning’s roughness (s/m1/3) 0.022 0.010
Bed slope 1/500–1/600 1/525
Duration of flood peak (min) 57 5