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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