Frequently Asked Questions

NKMPV Research and Development LLP is a NABL-accredited construction material testing laboratory based in Pinjore, Panchkula, Haryana. We provide comprehensive testing services for soil, concrete, steel, aggregates, water, and other construction materials to builders, contractors, and government agencies across 10 states including Punjab, Haryana, Himachal Pradesh, Delhi, and more.

NABL (National Accreditation Board for Testing and Calibration Laboratories) accreditation under ISO/IEC 17025:2017 certifies that our laboratory operates to internationally recognized standards. It means our testing procedures, equipment, and personnel meet strict quality benchmarks — so you can trust the accuracy and reliability of every report we issue.

We serve clients across Punjab, Haryana, Himachal Pradesh, Delhi, and 6 other states across India, including Chandigarh, Panchkula, Mohali, Ambala, Shimla, and surrounding areas. For on-site testing, we can travel to your project location. Our laboratory is conveniently located in Pinjore on the Chandigarh-Shimla highway.

Yes, we offer on-site testing for several services including plate load tests, rebound hammer testing, ultrasonic pulse velocity testing, and core extraction. Contact us to schedule a site visit — we can typically accommodate requests within 2-3 business days.

We offer over 40 testing services across four categories: Construction Material Testing (concrete, steel, aggregate, bricks, tiles, water), Soil and Rock Testing (CBR, Proctor, triaxial, consolidation), Non-Destructive Testing (rebound hammer, UPV, core testing), and Highway and Specialized Testing (bitumen, paver blocks, Marshall stability). Visit our Services page for the complete list.

Turnaround times vary by test type. Simple tests like compressive strength of concrete cubes are completed within 24 hours of receiving samples. Soil tests requiring multiple stages (like CBR with soaking) may take 5-7 working days. We provide estimated timelines when you submit your samples.

Yes, all test reports are available in both printed and digital (PDF) formats. Digital reports are emailed to you and can also be collected from our office. Each report includes our NABL accreditation details, test methodology, results, and the signature of our authorized signatory.

All our tests are conducted strictly in accordance with the relevant BIS (Bureau of Indian Standards) codes. For concrete testing we follow IS 516, for soil testing the IS 2720 series, for steel testing IS 1608 and IS 1786, and for aggregates IS 2386. The specific IS code is listed on every test report.

You can bring samples directly to our laboratory in Pinjore during business hours (Monday-Saturday, 9 AM to 6 PM). For large or bulk samples, we can arrange pick-up from your site. Each sample should be properly labeled with the project name, date, and material grade. Contact us if you need guidance on sample preparation.

Sample size requirements vary by test. For concrete cubes, the standard size is 150mm x 150mm x 150mm. For soil testing, we typically need 10-50 kg of material depending on the tests required. For steel, we need specified lengths of bars. Contact us with your testing requirements and we'll provide exact sample specifications.

Yes. While our website lists our most commonly requested tests, we may be able to accommodate additional testing requirements. Contact us with the specific test name and applicable IS code, and our team will confirm whether it falls within our scope of accreditation.

Testing costs depend on the type and number of tests required. We offer competitive rates and volume discounts for ongoing projects. Contact us for a free quote — just let us know which tests you need and the number of samples, and we'll provide a detailed estimate.

Yes, we offer discounted rates for bulk testing and ongoing project engagements. If you're a contractor or builder with regular testing needs, ask about our project-rate packages. These include scheduled sample pick-ups, priority reporting, and dedicated account management.

We accept payment via bank transfer (NEFT/RTGS), UPI, cheque, and cash. For regular clients, we can arrange monthly invoicing with net-30 payment terms. GST invoices are provided for all transactions.