North Little Rock

Helical piles in North Little Rock, Arkansas

Central Arkansas builders deal with clay that shrinks and swells with the seasons. The Arkansas Geological Survey also flags the highly expansive Porters Creek Clay in a belt along the Fall Line, and soft alluvial soils and high groundwater along the state's major rivers can make a deep foundation attractive.

Frost is not the main design driver. Little Rock's building code design criteria list a 12-inch frost line, and neighboring communities often use similar values, so confirm the figure with the North Little Rock permit office. Helical piers are used for foundation repair, decks and porches, additions, and detached garages, and each pile's installation torque gives a capacity check.

Helical pile companies serving North Little Rock

One company based in North Little Rock is in our directory.

• American Structure Inc.: A general contractor offering concrete, foundation repair, drainage and carpentry work. Its listing does not confirm helical pile installation.

Costs and what to ask

National figures from HomeGuide put installed helical piers at about $2,000 to $4,000 each, with most near $3,000. In Arkansas, the depth needed to reach stable soil and the site access are the biggest variables. See our helical pier cost guide for more. Before signing, ask:

• Will an engineer set pile depth and target torque, and is a soils investigation recommended for clay at this address?
• Do you give torque logs and the final depth for every pile?
• What shaft size and galvanizing protect the steel, and how is extra depth priced?
• Does the quote include the North Little Rock permit, and what does the warranty cover?

For more options, see all Arkansas helical pile installers.