We are all very well aware that Drilling Derricks and Masts are expected to support enormous loads when drilling and running casing. To ensure your equipment is fit for purpose, in a safe condition, and keeps in service, Techmar undertake both API RP 4G Category III and API RP 4G Category IV inspection and through our partners re-certification.

With our highly experienced and professional technicians and engineers that carry out API RP 4G Category III and IV Derrick / Mast and Sub-Structure Inspections in accordance with API-recommended practice, our customers can be assured that their drilling structure has been Inspected by trained professionals, making sure the derrick /mast and sub-structure is fit for purpose.

Techmar technicians and engineers are able to mobilise anywhere in the world, and once the inspection is completed you can rest assured that your drilling structure and equipment is in accordance with both manufacturer and API standards.

When Techmar carries out an API RP 4G Category III inspection our clients are advised of any components or structure members that are in need of, and recommended for repairs or replacement.

Once a Category IV inspection has been undertaken, the Techmar engineering department will review the work undertaken, and verify that the equipment is fit for purpose, and in full operating condition in compliance with manufacturer and API standards.