Weep holes in retaining wall

Exterior · Retaining Walls · printed page 349 (PDF page 350)

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Book index entries

Weep Holes Weep Holes – for Retaining Walls Retaining Wall Retaining

Text in the illustration

roughly 4" diameter
≤10' apart
sloped for drainage to front of wall
native soil
draining backfill (gravel)
geotextile fabric
cantilevered retaining wall
cross section

Generated explanation

The illustration shows a concrete cantilevered retaining wall with weep holes near its base and a cutaway exposing the drainage assembly behind it. The holes are labeled roughly 4 inches in diameter and spaced no more than 10 feet apart. A section through one hole shows it sloped to drain toward the front of the wall. Gravel drainage backfill sits behind the wall, with geotextile fabric separating it from the native soil.

Components

cantilevered retaining wall retaining wall footing weep holes draining backfill geotextile fabric native soil

Materials

concrete gravel geotextile fabric soil

Related illustrations

1932

Cantilevered concrete retaining wall

· p. 348

The cross section shows a reinforced concrete cantilever retaining wall holding back higher ground on one side. Its vertical stem connects to a horizontal footing extending beneath both the retained soil and the lower gr

1935

Drainage is important

· p. 348

The illustration shows a concrete cantilevered retaining wall with a cutaway exposing drainage provisions behind the wall. Gravel drainage backfill separates the wall from the retained native soil, with geotextile fabric