(618) 632-9900 (636) 332-1153 marketing@qteinc.com

QTE: Illinois & St Louis Testing Laboratories

QTE’s Construction, Illinois & STL Testing Lab & Engineering Services

Quality Testing & Engineering is the Premier Construction Testing & Engineering company in the St Louis metro area and Southern Illinois. We perform analyses testing of construction material testing, geotechnical engineering, and other development services in Southern Illinois and St Louis, MO.

QTE is an independent commercial testing laboratory licensed to decommission underground storage tanks and offer residential radon testing.

Geotechnical Exploration

QTE explores below the surface of your potential site to arm your design professionals with the necessary data to provide you with the quality foundation you deserve for the lifetime of your project.

Environmental Services

Quality Testing and Engineering, Inc. provides a wide range of environmental consulting services to our clients in the Metro East, Southern Illinois, and St. Louis, Missouri areas.

Construction Materials Testing

The core field of service for Quality Testing and Engineering, Inc. is traditional construction observation and testing of concrete, metallurgical analysis, engineered fill, and asphalt paving.

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Quality Testing & Engineering’s Construction, Testing & Engineering Services

QTE is the Premier Construction Testing & Engineering company in the St Louis metro area and Southern Illinois. Quality Testing and Engineering, Inc. (QTE) was founded in 2000. We provide a wide variety of construction material testing, geotechnical engineering, and other development services.

Our environmental, archaeological, and wetland consulting services have earned a reputation for providing quality, timely service. QTE technicians are ACI, MODOT, and IDOT certified.

Our Construction Testing & Engineering Services

Construction Material Testing

QTE’s core service is construction observation of concrete, engineered fill, and asphalt paving, metallurgical testing and other nondestructive testing. Our field staff uses the latest generation of equipment to verify compliance of your building materials.

QTE maintains IDOT approved concrete testing equipment. We maintain over a dozen Humboldt nuclear densimeters, three self-contained mobile laboratories, as well as various COE approved density testing devices. All equipment and main laboratory is approved by AASHTO, CCRL, the State of Illinois, and the Army Corps of Engineers.

Environmental Consulting / Archaeological Studies

QTE provides environmental consulting services to aid our clients in identifying and quantifying environmental concerns. QTE will guide you through state and federal environmental regulations. QTE provides remediation and underground storage tank removal services.

QTE will also help you comply with federal and state archaeological resource regulations. We help with National Historic Preservation Act (NHPA) and the National Environmental Policy Act (NEPA) compliance. QTE provides asbestos inspection and radon testing services.

Wetland Services

QTE often works with the U.S. Army Corp of Engineers and other state and federal agencies. Wetland services include delineations, wetland mitigation planning, monitoring, permit assistance, analysis of alternatives, water quality sampling and testing, and subdivision testing for individual wastewater systems.

Geotechnical Services

QTE explores subsurface conditions to provide you with testing inspection data for shallow and deep foundation design. We assist with ground improvement methods, seismic analysis, and flexible and rigid pavement design. QTE performs global stability analyses of cut or fill slopes, which may include retaining walls. Our experience helps carry your project from design through construction.

QTE Projects

Projects range in size from residential homes to heavy industrial projects such as power plants and refineries. QTE has experience with Commercial, Educational, Institutional, Residential, Industrial, Recreational, Refinery, Transportation, and Warehousing projects and mechanical testing. QTE also works with Municipalities throughout St. Louis and Southern Illinois.

Since 2000, QTE has consulted on numerous hospitals, medical office buildings, assisted living facilities. Our firm is one of a few accredited construction testing laboratories in Southern Illinois. Visit the AASHTO Resource Website.

Call us for additional information, have us prepare a budget estimate, or solicit a professional service proposal. We appreciate the opportunity to work with you on your next project.

Corporate Office


803 W State St, O’Fallon, IL 62269
(618) 632-9900
(618) 632-9922

 

 

Regional Office
(By appointment only.)


206 S. Linn Ave. Wentzville, MO 63385
(636) 332-1153
(636) 332-5781

 

 

Client Testimonials

Travis Cory
Contegra Construction Company

Quality Testing has continued to provide excellent services on various Contegra projects. Their knowledge and expertise has always been beneficial during any phase of the project. QTE is always willing to sit down and discuss solutions to certain challenges or...

Ryan Fischer, Vice President
Kamadulski Excavating and Grading, Inc.

It has been a pleasure working with you over the past 7 years. Kamadulski Excavating has worked with QTE for as long as you have been in business and really enjoy the partnership! Having people like you is always an added benefit to our projects! We have enjoyed...

Rachelle M. Lengermann
Plocher Construction

Throughout our decade-long relationship, we’ve experienced Quality Testing and Engineering to be a valuable firm to have on our team, from project start to construction completion. Their timely and accurate geotechnical services allow us to understand the earth...

Eric Gowin
Contegra Construction Company

Quality Testing has provided geotechnical engineering, construction testing and environmental services on various projects for Contegra Construction Company for over 12 years.  Quality Testing has always conducted their business in a professional manner and their...

Jim Dearduff, Project Manager
Alton Community Schools

Quality Testing has provided geotechnical engineering, construction testing and environmental services on various projects for Contegra Construction Company for over 12 years.  Quality Testing has always conducted their business in a professional manner and their...

Qualtity Testing & Engineering, O'Fallon, IL / St. Louis, MO

Quality Testing & Engineering, with construction testing and engineering offices in O'Fallon, Illinois and Wentzville, Mo, serves the St Louis, Missouri metropolitan area as well as areas of Southern Illinois including O'Fallon, Illinois, Edwardsville, Illinois, Alton Illinois, Belleville, Illinois, Troy, Illinois, Columbia, Illinois, Scott Air Force Base, Illinois and other areas. We provide construction testing, environmental consulting and testing, geotechnical exploration, construction materials testing and other environmental services to the St Louis area, including Wentzville, Missouri, O'Fallon Missouri, St Louis County as well as all areas of Southern Illinois.

Quality Testing and Engineering products range in size from residential homes to Industrial/Refineries, heavy industrial projects such as power plants, refineries and factories. QTE works in commercial, educational, institutional, industrial, recreational, refinery, transportation and warehousing projects.