Master of Special Inspection

Certified by the International Code Council:

  • Master of Special Inspection | Certification # 8016624 | Renewal Date 09-01-2024
  • Reinforced Concrete Special Inspector | Certification # 8016624-47 | Renewal Date 09-01-2024
  • Prestressed Concrete Special Inspector | Certification # 8016624-92 | Renewal Date 09-01-2024
  • Structural Welding Special Inspector | Certification # 8016624-S2 | Renewal Date 09-01-2023
  • Structural Steel and Bolting Special Inspector | Certification # 8016624-S1 | Renewal Date 09-01-2023
  • Structural Masonry Special Inspector | Certification # 8016624-84 | Renewal Date 09-01-2023
  • Spray-applied Fireproofing Special Inspector | Certification # 8016624-86 | Renewal Date 09-01-2023
  • Soils Special Inspector | Certification # 8016624-EC | Renewal Date 09-01-2024
  • California Commercial Building Inspector| Certification ID # 44689-B2 | Renewal Date 09-01-2024

American Welding Society (AWS):

  • Certified Welding Inspector | Certification # 12151411 | Exp. / Renew Date 12-01-2024.

We, (Metzger Testing & Inspection, Inc.) can write the ‘PQR’ (Welder Qualification Record), ‘WPS’ (Welding Procedure Specification), ‘WPQR’ (Welder Performance Qualification Record) for your project.

The plans and D1.1 (Structural Welding Code – Steel) code book require WPS written procedures.

The following procedures are required for consistency and quality of welding.

This includes pre-qualified welding in Clause 5 of the 2020 D1.1 Structural Steel Welding Code Book.

The plans and code book, other than D1.1, require weld testing and written procedures.

Qualified welding by testing is per the (American Welding Society) AWS-B2.1 (Standard Welding Procedure).

Qualified welding by testing is also per the (American Society of Mechanical Engineers Boiler Pressure Vessel Code) ASME-BPVC IX.

Certified by the City of San Diego as an approved Special Inspector:

  • Reinforced Concrete| Certification # 1142 | Exp. / Renew Date 12-31-2025
  • Prestressed Concrete | Certification # 1142 | Exp. / Renew Date 12-31-2025
  • Structural Steel and Welding | Certification # 1142 | Exp. / Renew Date 12-31-2025
  • Structural Masonry | Certification # 1142 | Exp. / Renew Date 12-31-2025
  • Spray-applied Fireproofing | Certification # 1142 | Exp. / Renew Date 12-31-2025

Construction Testing Materials Lab Agency:

  • Approved Deputy Special Inspection Agency

Other Qualifications:

  • American Concrete Institute Field Testing | Certification # 01036452 | Exp. / Renew Date 01-11-2027

Contact MTI for more information

Multi-Card Special Inspector
Construction Project Inspection
Douglas Metzger – Certified Special Inspector

Call | 619-889-1314 | email: doug@metzgertesting.com

Special Inspection Agency Certificate - Deputy Inspector - San Diego

ACI Concrete field testing certification

Soild Special Inspector Certificate - San Diego, Orange County Californiawelding certification 2023

Certified by the City of San Diego as an approved Special Inspector:

  • Special Inspection for Reinforced Concrete | Certification # 1142 | Renewal Date 12-31-2025
  • Special Inspection for Prestressed Concrete | Certification # 1142 | Renewal Date 12-31-2025
  • Special Inspection for Structural Steel and Welding | Certification # 1142 | Renewal Date 12-31-2025
  • Special Inspection for Structural Masonry | Certification # 1142 | Renewal Date 12-31-2025
  • Special Inspection for Spray-applied Fireproofing | Certification # 1142 | Renewal Date 12-31-2025

San Diego special inspector license

AWI Welding Certification