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Area Served by Underdrain Laterals Calculator

Calculate the drainage area served by underdrain laterals using the formula:
\( A = L \times S \)

* Enter the lateral length \(L\) (ft) and lateral spacing \(S\) (ft).

Step 1: Enter Parameters

Lateral Length, \(L\) (ft):

Example: 100 ft

Lateral Spacing, \(S\) (ft):

Example: 50 ft

Vertical Unsaturated

Underdrain System

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