Study on Spacing Threshold of Nonsubmerged Spur Dikes with Alternate Layout

Figure 6

Comparison of empirical formulas between alternate spur dikes and ipsilateral spur dikes.

(a) 𝑆_𝑐/𝑏∼𝐹_𝑟 (𝐵/ℎ=7 and 𝐵/𝑏=5)

(b) 𝑆_𝑐/𝑏∼𝐵/𝑏 (𝐹_𝑟=0.4 and 𝐵/ℎ=7)

(c) 𝑆_𝑐/𝑏∼𝐵/ℎ (𝐹_𝑟=0.5 and 𝐵/𝑏=7)