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Excavate-img1

Excavate area to accommodate trench drain and 4″ concrete surround.

Rought-img2

Rough in 3″ or 4″ SDR pipe or 4″ schedule 40 outlet pipe, compact excavation base and lay 4″ deep concrete bed.

Knockout-img3

Knockout channel base for outlet and start to lay channels from outlet position.

Continue-img4

Continue to lay channels working away from outlet, channels slide-fit together.

Pour-img5

Pour 4″ concrete around channel sides allowing for pavement detail (see section drawing above).

finish-img6

Finish pavement/pavers must be 1/8″ higher than the grate.

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