QTE: Illinois & St Louis Testing Laboratories

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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 ranging from soil sample testing to archeological analysis 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.

Quality Testing & Engineering provides reliable St Louis soil testing from our O’Fallon, Illinois and STL accredited laboratories. We provide reliability and service you can count on from our privately owned, independent commercial testing facilities based in St Louis, Mo and O’Fallon, IL.

Wetland Services

Because of our highest laboratory accreditation, 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, soils ph level, 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.