Decisions about mobile home foundation systems are based on many factors. This webpage presents the major considerations that our engineers consider when designing and planning your mobile home foundation system, although not all factors relate to every installation. Issues such as frost depth, seismic activity, and presence of flood plains have regional importance.

To help organize the issues and navigate through the myriad factors that impact foundation design and selection, this webpage is divided into several parts.

Part 1, Design Criteria

Design Criteria covers site conditions and describes features and issues that are characteristic of the building site.

Part 2, Major design factors

Major Design Factors conditions that are placed on to the building process, usually by the buyer, retailer, manufacturer and/or lender.

Part 3, Best Design Practices

Best Design Practices is summary of best design and construction practices that can be applied in nearly all installations although their relative importance can vary by type of foundation.