Start with a parcel, not a mailing address
Record the parcel number and obtain the available survey and property records. Ask the relevant office to confirm whether the land is inside a municipality. For sites around St. Joseph, Buchanan County and Andrew County have different published approaches; city rules are another layer. See the local permit guide.
Discuss recorded access, utility easements, and private restrictions with the appropriate property professionals. A driveway on the ground is not, by itself, proof of the access rights needed for your project. Keep the evidence with the parcel information.
Find the whole building envelope on the land
Draw the house, shop, porch, driveway, parking and turning area, wastewater area if needed, and likely utility routes together. Keep future improvements visible. This prevents a late discovery that the best shop entrance conflicts with the wastewater field or a utility corridor.
Walk the site with the people who will assess grading and drainage. Ask where water comes from, where it will go after the work, how equipment will reach the building pad, and whether the driveway can support construction deliveries. Do not infer soil suitability from a neighboring property.
Check flood information before choosing the pad
FEMA’s Flood Map Service Center provides official flood-hazard information searchable by location. Save the relevant map information and discuss the proposed site with the local floodplain authority where applicable.
A map is one input. Also ask about drainage on the property, nearby ditches or waterways, and the effect of your grading plan. The absence of a shaded area on a map is not a site drainage design.
Confirm water and wastewater as separate decisions
Ask the serving utility whether a water connection is available at the parcel and obtain a project-specific description of the work and charges. If sewer is unavailable, begin the onsite wastewater conversation before fixing the house position.
Missouri DHSS provides onsite wastewater resources and information about registered soil evaluators. Site and soil evaluation inform system design. Ask the local authority which process applies and who can perform the required work; do not choose a septic system from a floor-plan sketch alone.
Get the utility routes priced
For electricity, identify the likely service point, expected loads, trenching responsibilities, and who provides equipment. Tell the provider about the workshop and any large equipment you expect to use. Separately confirm internet options if you work from home.
Before excavation, use Missouri 811 and follow the current notification and response requirements. Ask about privately owned buried lines that may require a separate locate. Utility availability and marked existing utilities are different steps.
Bring these findings back into the budget
Create a short site brief with the parcel ID, jurisdiction, survey or sketch, preliminary building location, utility contacts, wastewater status, and unresolved questions. Obtain written site-work proposals once the project is sufficiently defined.
Do this while changes are inexpensive on paper. It is easier to move a proposed porch on a sketch than to revise a building after the underground work has been arranged. Continue to the budget guide before committing to a shell package.
Sources & further reading
- Buchanan County — Zoning Order Manuals ↗
- Andrew County — County Commission ↗
- FEMA — Flood Map Service Center ↗
- Missouri DHSS — Onsite Wastewater Resources ↗
- Missouri Public Service Commission — Call Before You Dig ↗
Primary sources reviewed September 17, 2026. Requirements and project conditions can change; confirm the current information for your parcel and scope.
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