tunneling

Airy's, Inc. is a family-run Service Disabled Veteran-Owned Business located in Joliet, IL, established in 1965 as a residential plumbing contractor and now a full-service underground utility contractor serving Illinois and Indiana. It provides water main and sewer construction, repair and maintenance, lift station construction, and design-build services.

24/7 on-call supportboringdesign-builddirectional drillingEZ valve installationhydro excavationlift station constructionsewer cleaningsewer constructionsewer jettingsewer televisingtrenchingwater main installation and repair

American Vac Services is an Idaho-owned company providing hydrovac excavation services. Its hydroexcavator uses pressurized water to break up clay, rocks, gravel, soil and other debris while a powerful vacuum extracts the resulting slurry into an onboard holding tank for disposal. The hydrovac can also dig in frozen ground with onboard heaters. AVS serves all of Idaho, including the Treasure Valley, Magic Valley, Wood River Valley and Eastern Idaho.

200ft remote hose accessibilityconcrete workdump truck servicesemergency response 24/7excavation in frozen groundhydrovac excavationpotholingslot trenchingtraditional excavationtrenching

Axum General Construction, Inc. operates primarily as a general contractor to public entities in the State of Washington, specializing in road improvement, earthwork, utilities and other infrastructure, civil and site work construction. It is certified with OMWBE DBE D2F0034547 and WBE W2F0024547, and is a DBE/WBE/SBE certified company under NAICS Code 237310.

asphalt patchingblock wallsconcrete repairdemolitionearthworkerosion controlexcavationflagginggradinghaulingroad constructionsubgrade preparationtraffic controltrenching

Bates Utility Company, headquartered in St. Louis, Missouri, is a qualified contractor specializing in underground utility repairs and installations throughout the Midwest. The company performs turn-key utility work using skilled Union Operators and Laborers, and emphasizes value engineering, safety, and completing quality projects within budget and on time.

boringcementitious liningCIPP liningepoxy liningexcavation support installationhot tappingline stopopen cutpipe burstingpump station installationslip lining

Belt Construction is a family-owned and operated construction company specializing in water and wastewater pipeline installation, with over 45 years of experience in the underground utility, mechanical engineering, and municipal water district business. Based in Texarkana, Arkansas, with an additional office in Denton, Texas, the company serves Texas, Oklahoma, Arkansas, and Louisiana across both private and public sectors.

auger boringbox culvert constructionhand tunnelslarge diameter pipeline installation up to 108 inchesopen-cut pipe installationroad constructionsewer lift station construction and rehabilitationsidewalk installation

Partnering, Serving, Leading. BorTunCo’s entities have been the premier pipe jacking, tunneling and boring contractor since the early 1940’s. We have extensive experience in multiple forms of trenchless technology, and it is our goal to provide you with the best solution to your underground construction problems. BorTunCo’s success comes from working with our customers and believing that partnering is the best way to build successful projects. BorTunCo offers a range of services to help you with your next project! Boring Tunneling Directional Drilling Shaft Construction Machine boring for installation of pipe. Installation of a structural pipe or liner through various methodologies. HDD installation of longer pipe along a radius. Structural shafts for a variety of applications. CONTACT BORTUNCO

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Bravo Environmental is an environmental and underground infrastructure maintenance provider and vactor company based in Seattle and serving the Pacific Northwest and Western United States. It operates a fleet of vacuum trucks and offers full-service solutions including catch basin cleaning, CCTV utility locating, liquid disposal hauling, and hydro excavation. The company also uses 'smart marking' geo-locating technology for underground infrastructure and utilities.

air knife excavationcatch basin cleaningCCTV utility locatingcoringdirectional drillinghydro excavationindustrial vacuumingpipe jettingpotholing utilitiesroot cuttingsmart marking geo-locatingStorm water managementvacuum truck serviceswater hauling

CMCOM is a certified New York State and New York City MBE/DBE firm providing construction management and engineering services. Its expertise in construction technology enables innovative solutions to industry challenges, ensuring timely, cost-effective, quality, and safe results for clients. CMCOM focuses on Heavy Construction, Real Estate Development, Aviation, and more.

constructability reviewscost estimatingdesign-buildExpediter ServiceIntegrity MonitoringProgram Managementproject managementsite safetySurvey Servicevertical construction

CMTS LLC is a construction management and project management firm serving public and private sector clients nationwide. Founded in Denver, Colorado as a quality assurance and control firm, it has expanded to offer project and construction management, quality assurance, engineering, and emergency services. The company has provided services for over $34B in construction value and has over 130 employees across the country.

commissioningconstructability reviewcost estimatingemergency servicesengineeringinspectionProgram Managementproject and construction managementquality assuranceschedulingutility coordinationvalue engineeringwater/wastewater design

COP Construction is a heavy civil construction company serving the public works, commercial, and industrial arenas throughout Montana, Utah, and the Mountain West. Founded in 1947, it builds infrastructure including underground utilities, treatment plants and pump stations, highways, streets and bridges, and industrial work. The company is owned by a small group of employees and has approximately 200 full-time personnel.

bridge constructionConstruction Managementdemolitiondesign-builddewateringexcavationhydro excavationmechanical and process pipingpavingPump station constructionroad reconstructiontreatment plant constructionunderground utility construction

Dawson-Mauldin Construction is a General Engineering Contractor (Lic. A1042654) founded in 2004 by siblings Sandra Dawson (Mauldin) and Mike Mauldin. Based in Selma, CA, it has completed heavy civil construction projects including public utilities, grading, paving, structural concrete, tunneling, shoring, bridge construction, Cal-trans, ag water, water treatment and sewer treatment. Sandra retired in 2018 and Mike continues to operate Dawson-Mauldin LLC.

bridge constructiondeep excavationsearthworkemergency workgradinglarge diameter pipingpavingsewer treatmentshoringstructural concreteutility constructionwater treatment

DDJ Construction Welding, Inc. is a diversified welding contractor founded in 2000 by Lyle Proctor in Enumclaw, WA. It specializes in welding large diameter welded steel pipelines and conduits throughout the western United States, and has completed welding of over 1.8 million feet of steel waterlines and aqueducts as of 2016.

building floating surface collectorsfield weldingpipeline weldingsteel erectiontreatment plant piping

DH Underground was established in 1999 serving the southwest. DH Underground specializes in auger boring, tunneling, pipe ramming and guided boring systems. DH Underground has successfully completed over 350,000 feet of many methods of trenchless technology. Projects have ranged from 6 inch pipe up to 96 inch pipe.

auger boringguided boring systemspipe rammingTrenchless technology

Dunigan Bros. is a privately held, third-generation, family-owned civil contractor founded in 1945 by a World War II veteran. It provides construction services throughout North America, delivering water, wastewater, infrastructure, tunneling, trenchless, and renewable energy projects in both dense urban and remote locations. The company self-performs the most demanding parts of its work and emphasizes safety and ownership on every project.

boringpipeline constructionself-perform constructionWater and Wastewater Construction

EarthGrid is developing patented plasma tunnel-boring technology to tunnel, trench, and excavate. Its plasma-powered machines bore through hard rock such as granite or basalt by inducing thermal shock that causes spallation, without drilling chemicals. The company aims to build a reliable, efficient, resilient 'SuperGrid' and states it is a registered utility in 46 states.

excavationplasma tunnel-boringtrenching

Engineering & Construction Innovations, Inc. (ECI) is a full-service self-performing heavy civil contractor established in September 1999 by Robb Johnson, PE and Shane McFadden, PE. ECI serves public and heavy industrial clients in the Midwest and throughout the United States, specializing in geotechnical construction, pipeline rehabilitation, dam/hydro construction, underground construction, and custom design-build solutions.

dam construction and rehabilitationdeep foundation systemsdesign-builddrilled shaftsdriven pilesearth anchoringearth shoringgeotechnical constructiongroutingmicropilesmicrotunnelingsecant pile wallsshaft constructionshotcretetrenchless pipeline rehabilitation

Federal EC LLC is a fully licensed Utility Contractor, General Contractor, and Engineering Company specializing in pipe inspection and repair. Established in 1998 and headquartered in Woodstock, GA, it is an EDWOSB owned and operated by Michelle Raymer and Jonathan Raymer PE. The company serves municipal, commercial, industrial, and residential clients in Atlanta, GA, Charlotte, NC, and the Southeast United States.

boringcured-in-place pipe (CIPP)horizontal directional drillinghydro jettingjoint sealingpipe burstingrobotic crawler pipe inspectionsinkhole repairslipliningspin castingspot repairstrenchless pipe liningvalue engineering

FlatironDragados operates in the United States and Canada through FlatironDragados USA and FlatironDragados Canada, delivering resilient, innovative and sustainable infrastructure. It is part of the ACS Group, one of the world's leading infrastructure companies. Its project teams collaborate with public and private clients to deliver essential infrastructure.

bridge constructiondam and reservoir constructionheavy civil constructionmarine workstransit constructionwater and wastewater treatment facility construction