What is the main component of a foundation drain?

• Flexible pipe

• PVC pipe

• Solid pipe

• Perforated pipe

What is the purpose of the mesh permeable 'sock' covering the perforated pipe?

• To prevent water from entering the pipe

• To prevent soil from getting into the pipe

• To increase water flow into the pipe

• To protect the pipe from damage

According to the International Residential Code (IRC), when are drains required around concrete or masonry foundations?

• When retaining earth and enclosing habitable spaces below grade

• When the soil is not well-drained

• Only in areas prone to heavy rains

• Always

What is the purpose of drainage boards in areas prone to heavy rains?

• To prevent the buildup of hydrostatic pressure next to the wall

• To increase the pressure next to the wall

• To prevent water from draining to the perimeter drain

• To block the flow of water to the drain

What type of material should perimeter drains be made from?

• Flexible corrugated plastic pipe

• Metal pipes

• Rigid drain tile or perforated pipe

• Wooden pipes

What factor has a great effect on the water drainage from footing?

• Type of soil placed

• Distance of trees from the foundation

• Placement of drain pipes

• Moisture content of the air

According to the U.S. Department of Housing and Urban Development, how close should trees be planted to the foundation?

• Twice their eventual height

• No closer than their eventual height

• At least 20 feet away

• At least 10 feet away

What is the purpose of a French drain?

• To collect water leaked through the top of the footing into the basement

• To prevent soil erosion

• To prevent water accumulation near the foundation

• To drain water quickly to the perimeter drain

What is the purpose of a footing drain?

• To reduce the risk of settlement

• To drain water quickly to the perimeter drain

• To prevent water accumulation near the foundation

• To collect water leaked through the top of the footing into the basement

What is an advantage of a foundation drain?

• Increases soil erosion

• Encourages breeding of mosquitoes

• Reduces the risk of settlement

• Contaminates water bodies