Multifamily Tower Retrofit — As-Built Documentation
Verified-as-built documentation of a 28-story multifamily tower supporting a building-wide systems retrofit in an occupied property.
Multifamily Tower RetrofitWestern USQ4 2025 – Q2 2026
28
Floors
320
Units
5 weeks
Capture window
0
Tenant complaints

Mixed-Use & MultifamilyRepresentative Project
The challenge
What we were solving for.
Retrofit required unit-type accurate documentation in a fully occupied building with active leasing.
Capture access depended on resident notification protocols that limited daily unit volume.
Our approach
How BimCon delivered.
- Mobilized small crews on a tenant-notification cadence to capture representative units, common areas, and risers.
- Delivered unit-type verified-as-built models that scaled across the tower without requiring entry to every unit.
Scope of work
What BimCon delivered.
Reality capture
Survey-grade terrestrial and mobile LiDAR capture, registered to a unified coordinate system.
As-built documentation
Verified-as-built drawing and model package covering existing conditions and tie-in zones.
Scan-to-BIM modeling
Verified-as-built Revit model authored from the registered point cloud at the agreed LOD.
Deliverables
In your hands.
- Registered point cloud (.RCP / .RCS)
- E57 / LAS / PTS exports
- HDR 360° panoramas registered to scan stations
- Existing conditions documentation set
- Tie-in zone interface drawings
- Scan-to-BIM Revit model at agreed LOD
- LOD 350 verified-as-built deliverable
By the numbers
Project metrics.
28
Floors
320
Units
5 weeks
Capture window
Services on this project
Capabilities delivered.
Related work
More from Mixed-Use & Multifamily.
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Confidential · NDA-ready · Nationwide deployment

