Pre-Development Consulting and Project Management for ADUs and Factory-Built Housing in California

Authentic PowerFrame foundation support system for HUD-code manufactured homes
Authentic PowerFrame foundation support system for HUD-code manufactured homes
Engineered Chassis Support

PowerFrame Foundation System for HUD-Code Manufactured Homes.

A specialized structural chassis system engineered for HUD-code manufactured and mobile homes in California. System applicability depends on site soil conditions, approved engineering plans, manufacturer specifications, and authority having jurisdiction requirements.

Appropriate Scope

Designed for HUD-Code Structures

PowerFrame provides targeted perimeter and chassis reinforcement for HUD-stamped manufactured residences where site-specific engineering is mandated by local agencies.

HUD Homes

HUD-Code ADUs

Permanent Conversions

Supports standard factory-built HUD-code residential units requiring rigid chassis anchoring and precise load distribution across prepared foundation pads.

Engineered foundation solutions for HUD-built secondary dwellings where local land-use approval permits manufactured structural placement.

Retrofit foundation engineering for existing mobile homes undergoing permanent structural stabilization and regulatory compliance verification.

Approval Process

Engineering and Inspection Sequence

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04

Site & Soil Evaluation

Engineered Plan Preparation

Agency Submittal & Review

Installation & Verification

Evaluating parcel topography, soil bearing values, and manufacturer chassis attachment specifications before engineering submittal.

Preparing site-specific structural calculations and chassis attachment details aligned with local building code requirements.

Coordinating stamped structural drawings with the authority having jurisdiction and local building department inspectors.

Executing foundation placement, chassis leveling, tie-down tensioning, and securing official structural inspection documentation.

Close-up of heavy-duty galvanized steel foundation tie-downs and chassis support beams on a residential property in California
Close-up of heavy-duty galvanized steel foundation tie-downs and chassis support beams on a residential property in California
Technical Benefits

Precision Leveling and Structural Integrity

The PowerFrame chassis system delivers uniform load distribution across steel support members, minimizing structural settlement and protecting interior wall finishes. Every installation includes detailed inspection documentation verifying compliance with state chassis anchorage standards.

For initial parcel constraint analysis or zoning questions, submit a property inquiry through our dedicated research team.

Request a PowerFrame Review

We evaluate PowerFrame applicability for HUD-code manufactured homes based on the site, approved engineering and local requirements.

ContractorDave — California Property & Project Services

Property research and SiteWalk services are available across California. Selected ADU, HUD-code manufactured-home, site-development and project-management work is evaluated individually by location and scope.

Quality

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