Asphalt Certification

The Asphalt Certification is a free intermediate-level, 20-minute skill test from Science of Apps. It tests asphalt paving technology for technicians, inspectors and crew — materials (asphalt binder, aggregate, hot mix asphalt and mix design), production and mix types (mixing temperatures, plants, recycled RAP and mixes such as SMA), paving and compaction (laydown, screed, rolling, density and joints), and quality control, testing and performance (air voids, distresses such as rutting and cracking, and QC/QA). Written to Asphalt Institute, NAPA and FHWA references for 2026. Score 70% or more on its 20 questions to earn a verifiable Asphalt Technology Proficiency certificate (SOA-XC9). Every question is based on published standards and research — including The Asphalt Institute: asphalt binder and mix technology (Asphalt Institute), National Asphalt Pavement Association resources (NAPA), FHWA pavement and asphalt technology (US Federal Highway Administration) — and each answer is explained with its source.

Science of Apps offers a free Asphalt Certification, updated for 2026 and 2027. It measures materials, production and mix types, paving and compaction and QC, testing and performance and gives instant results with a shareable certificate.

Read the four skill areas on this page, then take the 20-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a Asphalt Technology Proficiency certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.

Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: The Asphalt Institute: asphalt binder and mix technology (Asphalt Institute); National Asphalt Pavement Association resources (NAPA); FHWA pavement and asphalt technology (US Federal Highway Administration). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.

Four skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: Materials (Binder, Aggregate and MixDesign); Production and Mix Types (Plant, Temperature and Recycling); Paving and Compaction (Laydown, Rolling and Density); QC, Testing and Performance (AirVoids, Distress and QC). Every question is an original scenario written to the 2026–2027 standard, with the published source named under it.

Asphalt paving crew member or foreman, Materials or QC technician, Highway or civil inspector, Plant operator and Civil engineering student. It suits anyone who wants a quick, verifiable way to show Asphalt knowledge in 2026 and 2027, from students and career switchers to experienced professionals.

Hot mix asphalt is a paving material made by heating and combining asphalt binder (bitumen) with graded aggregate at high temperature, then placing and compacting it while hot. The binder glues the aggregate together, and the aggregate skeleton carries the traffic loads.

Compaction reduces air voids to the target range, locking the aggregate together and sealing the mat. Too many air voids let in water and air, causing rutting, cracking and early failure; too few can cause instability. Correct, timely rolling at the right temperature is essential to durability.

Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.

20 questions — 5 from each of 4 skill areas — with a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

We rate it Intermediate: assumes hands-on experience in the role. It has 20 scenario questions — 5 from each of 4 skill areas — and a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.

On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.

You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.

No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.

Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.

Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.

No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.