Engineering Blog

The Saudi Accreditation Center (SAAC) has granted TECHNO Soil Lab certificate No. N-T-00645 under ISO/IEC 17025:2017, the international standard for testing laboratory competence. Our reports are now recognized in 100+ countries through ILAC-MRA — here is what that means for your project.

Between 60% and 80% of any concrete volume is aggregate. Before a single grain of sand or piece of gravel reaches the mixer, these are the tests that decide its fitness — with the standards and numbers.

Soil before excavation, concrete during pours, backfill after grading — every stage of your project needs a documented test. That is why the Baladi platform requires a standing contract with an accredited lab, and why we work as a partner, not a vendor.

Every structural decision — foundation type, depth, and design — rests on what boreholes and lab tests reveal. This guide covers the phases of a geotechnical study, when you need one, and why SBC 303 and insurers reject any ghost report.

From the SPT hammer to the nuclear density gauge: a practical tour of the essential soil tests, what each one reveals, and how to read the final report like an engineer rather than a filing clerk.

When is a concrete pour rejected? And what does excess water do to cube strength? A practical tour of the essential concrete and asphalt tests Saudi projects demand — from slump and Marshall to pavement density.

You will not get a building permit in Saudi Arabia without a certified soil report. Here is exactly what Baladi and SBC 303 demand: what an acceptable report contains, how many borings each project type needs, and why a ghost report sinks its holder legally.

The lab you pick today decides whether your permit passes on the first try or your file bounces. A 6-question checklist — license, rigs, laboratory, code compliance, responsible engineer, and price — to settle your choice before signing.

A residential building, a road, or a tower? Each structure calls for a different soil test. A practical map of what SPT, CBR, Plate Load, and nuclear density each measure — and how to read the N-value when picking a foundation system.

Between coastal sands, southern sabkha, and northern fills, Jeddah's soil shifts from district to district. A geotechnical tour of the city's soil types, their silent threats to concrete and steel, and the tests that settle the right foundation system.

Before requesting quotes, understand what you are paying for: boring count and depths, your city's soil character, and the add-on tests. Realistic figures from SAR 3,000 to 8,000 with a breakdown of every factor that moves the price.

Isolated footings bet on soil strength; a raft compensates for its weakness — and the judge between them is not the budget but the soil report's numbers. Learn the decision logic and the common mistakes that end in cracks and rework.

In a city that never stops building like Jeddah, the small concrete cube is the only evidence of an entire pour's quality. Your guide to the four concrete tests, reading 7- and 28-day results, and picking a concrete lab.

Concrete resists compression, but tension and bending are the steel's job alone. Four tests — tensile, bend, rebend, and chemical analysis — separate rebar that carries your building for decades from rebar that fails it at the first stress. Here is the guide per SASO ASTM A615.

From the first soil boring to extracting bitumen from the last asphalt layer — Saudi projects pass through six testing tracks: soil, concrete, asphalt, rebar, aggregate, and chemistry. A practical map with the standards and when each test becomes mandatory.