Hours:
Geotechnical Engineering &
Construction Materials Testing
By monitoring aggregate quality, gradation, mixture composition, and the characteristics of the mix, we'll ensure the quality and uniformity of the material being provided for your project. Our onsite testing and laboratory testing will ensure that the project specifications are being met in the field.
With over 36 years of experience in the construction testing services business, Certified Testing Services, Inc. can offer you the highest quality certified asphaltic concrete inspections. We have one of the highest safety ratings in the industry. Call us today to learn more about our asphaltic concrete capabilities!
Get in touch today for detailed service information.
Experienced Field and Laboratory Technicians in Asphalt Testing
Call us for a FREE estimate!
Sioux City, IA - (712) 252-5132
Storm Lake, IA - (712) 213-8378
Serving locations in Iowa, Nebraska, South Dakota, and Minnesota. Click here for more details.
1330 Michigan St
Storm Lake, IA 50588
Saturday and Sunday Hours By Appointment Only
Serving locations in Iowa, Nebraska, South Dakota, and Minnesota. Click here for more details.
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