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Engineering answers

Straight answers to the questions owners, builders, and developers actually ask — costs, permits, timelines, and how things work.

Cost & fees

How Much Does MEP Engineering Cost?

How Much Does Structural Engineering Cost?

How Much Does PE Stamping Cost?

How Much Does Pool Engineering Cost?

How Much Does ADU Design Cost?

How Much Does Civil Engineering Cost?

Why Do Engineering Fees Vary So Much?

Do Engineers Charge Per Square Foot?

How Much Are Plan Check Corrections?

What Determines the Cost of Engineering Plans?

Permits & process

How Long Does PE Stamping Take?

How Long Does It Take to Get a Pool Permit?

What Is Plan Check?

How to Fix Plan Check Corrections?

Do I Need an Engineer for a Home Addition?

Do I Need a Structural Engineer for a Remodel?

What Drawings Do I Need for a Building Permit?

Can an Engineer Stamp Another Architect's Drawings?

What Is a Deferred Submittal?

How Long Does MEP Design Take?

Pools & ADUs

Do I Need an Engineer for a Pool?

What Is Required for a Pool Permit?

What Are the Pool Barrier Requirements?

Can You Build a Pool on Expansive Clay?

What Are the Pool Equipment Energy Requirements?

How Do You Engineer a Pool on a Hillside?

What Are the Indoor Pool Ventilation Requirements?

What Is Hydrostatic Relief for Pools?

Saltwater vs. Chlorine: Does Pool Equipment Differ?

How Deep Should Pool Footings Be?

Do I Need an Engineer for an ADU?

What Are the ADU Setback Requirements?

How Big Can an ADU Be?

Can I Build an ADU on a Septic System?

Do ADUs Need Fire Sprinklers?

Detached vs. Attached ADU: Which Is Better?

How Long Does ADU Permitting Take?

What Are the ADU Utility Hookup Requirements?

Do ADUs Need Solar in California?

Can I Convert My Garage to an ADU?

Technical concepts

What Is MEP Coordination?

Do Restaurants Need MEP Engineering?

When Is a Structural Observation Required?

What Is a Special Inspection?

What Is the Difference Between a PE Stamp and Plan Check?

Can a Contractor Draw Their Own Plans?

Do I Need a Civil Engineer for a New Build?

What Is a Grading Plan?

What Is a Drainage Study?

Do I Need a Geotechnical Report?

What Is Allowable Soil Bearing Pressure?

How Do Engineers Size an HVAC System?

What Is Manual J?

Do I Need Fire Sprinklers in My Building?

What Is Egress in Building Code?

How Tall Can a Wood-Framed Building Be?

What Is Wind Uplift on a Roof?

Do Solar Panels Need a Structural Review?

What Is a Load Path?

Why Do Commercial Projects Need Energy Modeling?