aggregate testing

ALLWEST is a full-service professional engineering, environmental, and construction materials testing firm serving the Inland Northwest, with over 20 years of experience. Its team of engineers, environmental professionals, geologists, engineering technicians, and special inspectors assists design professionals and owners from project planning through final construction.

asphalt testingCertified weld inspectioncompaction testingconcrete testingconstruction monitoringlaboratory testingnon-destructive testingsoils testingspecial inspections

Bennett Testing Inc is a provider of civil and geotechnical engineering services in Denver, Colorado, offering quality control, quality assurance, materials testing, and inspection services. The company specializes in heavy civil construction, focusing on QC/QA and materials testing and inspections of highways, bridges, and runways, with expertise in AASHTO and ASTM testing procedures. It operates a fully equipped laboratory and is led by founder Juan Romero.

AASHTO and ASTM testing proceduresasphalt testingconcrete testinginspection servicesmasonry testingmobile labsQC/QAsoil testing

CMS Engineering Group is composed of a small but elite group of civil/materials engineers specializing in repair and rehabilitation of concrete pavement, with 40 years of service in the transportation industry. They provide solutions for design, forensic investigation, and construction regarding infrastructure materials and pavement design, performance prediction, and analysis to public and private clients, including work in the State of Qatar.

condition assessmentconstruction curing monitoringexpert witnessforensic investigationgeotechnical design and analysislaboratory soil analysislife cycle cost analysispavement design and analysisquality control training

Construction Testing Laboratories, Inc. (CTL) is a special inspection and testing laboratory located in the Tacoma area, where it has resided for over fifteen years. CTL maintains the highest level of accreditation available for technical competence in its industry, as set forth in ISO17025:2005, and is accredited through bodies such as A2LA, AASHTO (R-18) and in accordance with ASTM E-329. It also maintains validation with the Army Corps of Engineers (ACOE).

asphalt mixture testingAtterberg limitsgrain size analysisHamburg wheel rut testingLA AbrasionMarshall method mix designsporous HMA mix designssoils laboratory testingspecial inspectionSpecific Gravitystandard and modified proctors for compaction testingSuperpave / Gyratory mix designsWSDOT Degradation

Data Testing, Inc. is a third-generation, privately owned commercial testing laboratory based in Fort Smith, Arkansas, serving Western Arkansas and Eastern Oklahoma since 1959. It provides geotechnical investigations, construction materials testing, and environmental wastewater lab services, specializing in the analysis of soils, concrete, asphalt, water and wastewater for municipal, industrial, and private clients.

asphalt testingconcrete testingConstruction materials testingfield and laboratory testinggeotechnical investigationsrock core drilling and samplingsoil testingwastewater analysis