AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/eng-retaining-wall-earth-pressure

What major horizontal action must a retaining wall resist?

Start playing free

  1. Wind on its exposed face
  2. Lateral pressure from retained soil
  3. Only its own weight pressing down

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every Engineer Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. FHWA Rockery Design and Construction Guidelines www.fhwa.dot.gov/clas/ctip/rockery_design_construction_guidelines/ch_4_recommended.aspx Checked 2026-10-10.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

EngineeringWhen weak near-surface soil cannot support a heavy structure, what foundation may be needed?EngineeringWhy is drainage placed behind many retaining walls?EngineeringHow many base units does the International System of Units (SI) have?

That's stuff everyone should know.