Land Surveying and Engineering Insights

When Is an As-Built Survey Required in Washington?
Check which permit, utility, or contract requirements call for an as-built survey in Washington and how to define the deliverable before fieldwork.
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Why Drainage Design May Need Survey Data Beyond the Building Footprint
A building addition’s drainage may depend on grades and low points beyond its footprint. Scope the survey around the conditions the design needs.
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Why Confirm the Survey Datum Before Stormwater Design?
A surveyed rim and recorded pipe invert can appear comparable while using different elevation references. Check the datum before relying on their diff
Read more →What If Utility Records and Surface Features Do Not Match?
When utility records and measured surface features disagree, show both sources and verify the conflict before relying on an assumed buried alignment.
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How Far Should a Seattle Street Improvement Survey Extend?
Seattle SIP survey limits cover adjacent rights of way, private property and beyond proposed work. See when intersections or design tie-ins require mo
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Can a Bellevue Project Reuse an Existing Topographic Survey?
An existing Bellevue topographic survey may still be useful, but its age, changed site conditions and coverage must fit the new application and design
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Why Tell Your ALTA Surveyor the Site’s Planned Use?
A written planned use helps the ALTA surveyor judge the appropriate detail for field features and dimensions. Share the project’s intended use before
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Can One ALTA Survey Cover Multiple Parcels in a Transaction?
One ALTA survey may address multiple parcels, but the team must define the surveyed estate, title evidence, boundaries, exceptions, and certification
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Who Arranges Site Access for an ALTA Survey Before Closing?
Before an ALTA survey field visit, identify who can grant access to the property, adjoining areas, and offsite easements. Resolve restrictions with th
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