Commercial High-Rise
32-story DTLA Office Tower
PT concrete · structural steel · 18 months
Full Chapter 17 special inspection scope on a 1.2 M sq-ft Class-A tower delivered three weeks ahead of certificate-of-occupancy.
California IAS-accredited inspection agency
Special / Deputy Inspections, done with rigor.
Independent, code-compliant Special Inspections and Material Testing for commercial, residential, and public-works construction across California — delivered on time, with reports your engineer of record can defend.
- Years combined experience
- 40+
- Projects inspected
- 1,200+
- Counties covered
- 12
Field Report · #4173Approved
DisciplineStructural Steel · AWS D1.1
InspectorM. Ramírez, ICC SS
DateMay 24, 2026
Findings0 non-conforming
Samples12 / 12 PASS
Compliance score100%
Approved by jurisdictions across California
Full-service inspection & testing
Code-compliant special inspections, end to end.
Twelve disciplines under one roof — backed by ICC-certified inspectors and an in-house material-testing lab.
01
Reinforced Concrete
Placement, consolidation, and rebar verification per ACI 318 and CBC Chapter 17.
Mix-design review
Cylinder casting & curing
Slump & air content
02
Post-Tensioned Concrete
PT placement, stressing, elongation logs, and tendon grouting witnessed end-to-end.
Stressing & elongation
Tendon profile
Grout testing
03
Shotcrete
Wet- and dry-mix placement, pre-construction mock-ups, and core sampling.
Mock-up panels
Nozzleman qualification
Core extraction
04
Epoxy & Wedge Anchors
Post-installed anchor inspections per ACI 355 / 318-19 with pull-out testing.
Hole prep
Adhesive proportioning
Tension/torque verification
05
Structural Steel & Welding
AWS D1.1 / D1.8 visual and NDT — magnetic-particle, dye-penetrant, ultrasonic.
AWS-certified CWIs
MT / PT / UT
High-strength bolting
06
Wood Framing & Shear Walls
Nailing, holdowns, drag straps, and panel verification for high-seismic regions.
Nailing schedules
Holdown anchorage
Diaphragm continuity
07
Soils & Geotechnical Support
Compaction, fill verification, and foundation excavation oversight.
Sand-cone & nuclear gauge
Fill mapping
Footing observation
08
Spray-Applied Fireproofing
SFRM thickness, density, bond, and adhesion / cohesion per UL design.
Thickness mapping
Density samples
Bond tests
09
Masonry
CMU placement, grout lifts, mortar, and prism testing per TMS 402 / 602.
Grout-lift verification
Prism casting
Reinforcement layout
10
Material Testing Lab
AASHTO-accredited lab — concrete, soils, asphalt, masonry, and aggregates.
Compressive strength
Sieve analysis
Proctor curves
11
Waterproofing & Sealants
Below-grade and split-slab waterproofing observation, including flood testing.
Membrane continuity
Flood testing
Sealant joint review
12
Roofing & Cladding
High-wind uplift, fastener pull-out, and weather-barrier inspections.
Uplift testing
Fastener verification
Weather-barrier review
Full-service inspection & testing
Unsure if your project requires special inspections?
Send us your plans. We'll review them and tell you exactly what's required — no pressure, no confusion.
How we work
Four steps from quote to closeout.
- Step 0101
Plans review & quote
Send us your plans. We identify which CBC Chapter 17 special inspections apply and return a fixed-fee quote — usually within 24 hours.
- Step 0202
Pre-construction kickoff
We coordinate with the EOR, GC, and AHJ to align on inspection schedule, mock-ups, and submittals before mobilization.
- Step 0303
Field inspection & testing
ICC-certified inspectors on site daily, with same-day digital reports and lab-tested samples turned around quickly.
- Step 0404
Final affidavit & closeout
We deliver the signed Statement of Special Inspections to the AHJ — your project closes out clean.
Why Axiom
Built for the projects that can't afford a redo.
At Axiom Inspection Services, we deliver independent, code-compliant inspections that protect our clients' projects, investments, and peace of mind. We pair the technical rigor your project requires with the responsive, respectful communication your team deserves.
- Independent third-party verification, never compromised.
- Reports written for engineers of record — defensible and clear.
- Bilingual field staff (EN / ES). Hablamos Español.
Independence
Third-party verification, no conflicts of interest.
Same-day reports
Digital field reports delivered the same day, every time.
ICC-certified staff
Every inspector carries the certifications your AHJ requires.
Bilingual response
EN/ES coverage from quote through closeout.
Recent work
A sample of projects we've helped deliver.
DSA / Public Works
K-12 STEM Modernization
DSA-certified · Inspector of Record · seismic retrofit
Coordinated with the Division of the State Architect for a seismic-retrofit and STEM-lab build-out at a 1,400-student campus.
Industrial
Inland Empire Distribution Center
Tilt-up concrete · 850k sq-ft · 6 months
Tilt-up concrete and structural-steel inspection on a 850k-sq-ft cold-storage facility along the I-15 corridor.
Hillside Residential
Pacific Palisades Custom Home
Caissons · post-tension · shotcrete walls
Hillside caissons, post-tension foundation, and shotcrete retaining walls on a steep-grade lot — passed every milestone first try.
Service area
Statewide coverage. Local response.
Field inspectors dispatched daily across Southern, Central, and Northern California.
- Counties
- 12
- Quote turnaround
- <24h
- Same-day reports
- 100%
Los Angeles City
LA County
Long Beach
Santa Monica
Glendale
Pasadena
Newport Beach
Orange County
San Diego
Santa Barbara
Ventura County
Inland Empire
Bay Area
Sacramento
Fresno
Bakersfield
Client trust
Project teams who keep us on speed-dial.
“Reports are clean, timely, and written so a plan-checker can sign off without a phone call. That's all I ask for.”
M. Hernandez, SEStructural Engineer of Record“Same-day digital reports, bilingual field staff, and a real human answering the phone. Axiom punches well above their weight.”
K. Patel, GCGeneral Contractor“On a public-works job we cannot afford a redo. Axiom catches issues before they become RFIs. They've earned every repeat call.”
S. ChoiOwner's RepresentativeCommon questions
Frequently asked.
Get in touch
Request a free quote.
Tell us a little about your project. We'll respond within one business day. Hablamos Español.
Hours
Mon – Fri · 6:00 AM – 6:00 PM
Emergency response by appointment.