Underground Utilities

Comprehensive Underground Infrastructure Expertise

When utility infrastructure needs to go in fast, hold up under pressure and disrupt as little as possible, you want an underground utility contractor that’s done it for decades. That’s exactly what we bring to your project. Zachry self-performs wet and dry utility systems for municipal networks, transportation corridors, aviation facilities, industrial campuses and site-development projects. Our teams bring the people, equipment and field experience needed to install underground infrastructure while coordinating with the construction taking place around and above it.

We manage the entire process, with a single delivery team that coordinates dry utilities, water, wastewater and stormwater with the broader construction sequence. That coordination helps identify conflicts earlier and gives the project team clearer control over installation quality and schedule. That means more dependable execution, reduced risk and greater certainty from start to finish.

Full-Service Utility Work That Fits Your Project Goals

Dry Utility Installation & Upgrades

When power and cable systems have to go in clean and stay reliable, you want a utility installation contractor who has done it for decades. Zachry Underground Utility Services (ZUUS) self-performs trenching and excavation, underground conduit and duct bank installation, electrical cable installation, transformer pads, transformers and risers, communications and fiber conduit systems, street-lighting infrastructure, gas infrastructure, utility upgrades and residential rehabilitation. Our crews support both new development and modernization work while coordinating construction around existing operations and neighboring communities.

Water & Wastewater Systems

When you need dependable water and sewer systems, having a utility infrastructure contractor who knows how to upgrade, modernize or install them right is critical. Zachry constructs municipal water-distribution and wastewater-collection systems, including gravity sewer, force mains and lift stations while coordinating installation with earthwork, paving and adjacent infrastructure. Our integrated approach improves constructability, reduces conflicts between project phases and supports safe, efficient project delivery. The result: a smoother installation process, stronger coordination and fewer interruptions to the work happening around it.

Stormwater Systems

Zachry installs storm sewer systems, box culverts, drainage networks and outfalls to convey runoff during construction and support permanent site drainage. Coordination with our Heavy + Highway, Water Infrastructure and Civil Sitework teams integrates drainage work into the overall construction sequence and reduces conflicts with adjacent scopes.

Utility Coordination & Relocation

Zachry coordinates and executes utility relocations, conflict resolution, protection of existing utilities and multi-utility sequencing before and during construction. For highway, airport, industrial and municipal projects, our teams coordinate with owners, utilities and adjacent contractors to maintain service and keep planned work accessible.

Featured Projects

  • TXDOT SH 36 – JONES CREEK TO BRAZOS RIVER

    Replacement and expansion of existing SH 36 to a 4-lane concrete roadway.

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  • IH30 FROM LINKCREST DR. TO IH820

    Reconstruction and widening of existing freeway consisting of bridge and walls construction, drainage, subgrade improvement, concrete pavement, traffic signals, ITS and High Mast illumination.

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  • HAYWOOD COUNTY BRIDGES – DIVISION 14

    The initial implementation of a detour and utilization of a temporary bridge opens up the project for the construction of the main interchange. This project is a 3-bridge interchange that will be…

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  • CPS ENERGY – URD CONTRACT

    Underground residential electric distribution and electrical terminations in existing subdivisions and apartments within CPS Energy’s service area. Rehabilitating direct buried cable to cable in…

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  • CCMA SCHERTZ 48 IN. GRAVITY SEWER LINE

    The project consists of the construction of a new Sewer Lift Station including abandonment and removal of the existing Sewer Lift Station located in Schertz, TX. The work includes the installation of…

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  • TYNDALL AFB – ZONE 1 CONCRETE PAVING

    The Tyndall Air Force Base, Florida, Zone 1 contract will deliver three aircraft maintenance unit hangars, a squadron maintenance complex, flight simulator facility, group headquarters, weapons load…

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  • CLT W RAMP DUAL TAXI LANE WIDENING

    The West Ramp Dual Taxilanes Paving and Lighting Project consists of grading, drainage, paving, and electrical work items to provide the capability to taxi two aircraft simultaneously around the west…

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  • CLT RAMP SECONDARY PCC

    Charlotte Douglas International Airport established a Secondary PCC Slab Replacement Program. This program will include the rehabilitation and replacement of various airfield Portland Cement Concrete…

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  • TXDOT IH35 WIDENING AT RED RIVER BRIDGE

    This is an eight-mile joint venture project with Austin Bridge & Road consisting of three new bridges over Red River and BNSF Railroad, adding mainline bridges over FM1202, drainage improvements,…

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  • TXDOT I-410 & I-35 INTERCHANGE NEX SOUTH

    The project consists of the reconstruction of the Interstate 410 northbound and southbound mainlanes and frontage roads on either side of FM 78 and Binz Englemen. The project also includes the…

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  • HCTRA: SAM HOUSTON TOLLWAY/HWY 225 INTERSTATE

    Construction of four (4) direct connector ramps from the Sam Houston Tollway East to State Highway 225. Widening of mainlanes and frontage roads for State Highway 225.

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  • CITY OF FRISCO: PANTHER CREEK PARKWAY

    Panther Creek Parkway is new EB/WB roadway construction project that connects the Dallas North Parkway and Preston Road. It includes the excavation/embankment and subgrade, drainage, fiber and…

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  • CITY OF CORPUS CHRISTI: WESLEY SEALE DAM

    The project consists of the replacement of two aging spillway crest gates, and retrofitting 25 additional bays on the dam with the installation of a new dewatering system using new stop logs. A new…

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  • WHITE OAK BAYOU SEGMENT 105

    Segment 105 runs 7.8 miles along White Oak Bayou from 1960 to Hollister Rd. and is comprised of replacing drainage, reshaping, and protecting slopes from erosion by rock and concrete placement, and…

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  • US 70 BUD/ IH 95 INTERCHANGE

    This project in Smithfield, North Carolina will see us widening the bridge that takes US 70 over Interstate 95, as well as updating the ramps. We will also be installing a box culvert and adding a…

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  • TXDOT SH 71 AT ROSS ROAD & KELLAM ROAD

    New interchange consisting of 4 Lane overpasses at Ross and Kellam Rd With 2 Lane EB & WB frontage Roads

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  • TXDOT FM 723 – FM 1093 BRAZOS RIVER

    FM 723 is a roadway widening project consisting of a current configuration of one lane each direction, which when complete will be two lanes each direction in concrete paving. The project consists of…

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  • REHOBETH BRIDGE OVER US29

    This is a two-phased demo and replacement of the existing structure over US 29 in Greensboro, NC. Each phase consists of bridge demo and replacement, MSE, shoring, and wire walls, storm drain,…

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  • CITY OF IRVING – CONFLANS ROAD EXTENSION

    This project will focus on constructing a bridge over Bear Creek spanning a distance of 1,607 feet, along with an accompanying roadway extending for 3,043 feet and water and wastewater infrastructure…

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  • CITY OF MESQUITE – LUCAS BLVD RECONSTRUCTION

    Faithon P. Lucas Blvd. Paving and Drainage Reconstruction for The City of Mesquite: The FP Lucas Blvd project is the reconstruction of an existing 1.59 mile, 2 lane farm road, to a 4 lane roadway…

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  • TXDOT AVIATION SAN MARCOS REGIONAL AIRPORT TAXIWAY

    Zachry Construction was awarded the San Marcos Regional Airport Taxiway Improvement Project which includes a rehabilitation of Taxiways C, A, E & F requiring enhancements to the concrete and asphalt…

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  • HARNETT COUNTY JETPORT APRON EXPANSION

    Zachry Construction will build a temporary tug access road to provide access during phase two construction removing 7,250sy of existing asphalt and construct a new concrete apron (16,050SY) over 2…

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  • RDU RUNWAY 5L-23R PAVEMENT PRESERVATION

    Zachry Construction will perform rapid reconstruction panel replacement and partial depth repairs on runway and taxiway at the Raleigh-Durham International Airport in Raleigh, NC.

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  • GREENVILLE-SPARTANBURG TAXIWAYS L5 AND L6

    Concrete taxiway connectors at Greenville-Spartanburg International Airport in Greer, SC. Zachry Construction is a concrete paving subcontractor to Rogers Group.

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  • DFW AIRPORT NE END AROUND TAXIWAY PACKAGE

    Construct new taxiways, extend existing taxiways, construct jet blast fence, install storm drain, and upgrade airfield lighting and signals.

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  • FORT HOOD MOTOR POOL REPAIR

    Zachry Federal Construction Corporation was award a design-build project at Fort Hood with JSR for the United States Army Corps of Engineers. The Fort Hood Motor Pool Repair Project consisted of…

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  • FORT HOOD GEORGETOWN BRIDGE REPLACEMENT

    Zachry Federal Construction Corporation was awarded a design-build project at Fort Hood with JSR Contractors for the United States Army Corps of Engineers to replace Georgetown Road Bridge at…

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  • USACE BORDER PATROL STATION/CHECKPOINT

    The project consisted of constructing a new Border Patrol Station Checkpoint in Falfurrias, TX with continued operation of the existing one. Scope of the project included eight primary inspection…

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  • GRAYSON COUNTY FM 1417 WIDENING FROM U.S. 82 TO SH 56

    Two-lane Farm Road 1417 has become a major bottleneck as Sherman, Texas expands east, most recently with a new high school in the area. ZCC has already been working close by on the U.S. Highway 75…

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  • I-40/ SR 3015 AIRPORT BOULEVARD INTERCHANGE

    In November 2019, ZCC was awarded a $35 million contract with the North Carolina Department of Transportation to enhance the Interstate 40 and Airport Boulevard Interchange in Morrisville. The Zachry…

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  • TXDOT PARKING LOT

    On April, 3 2020, Zachry Construction Corporation completed the Texas Department of Transportation’s (TxDOT) new parking lot for the Fort Worth district headquarters. The completetion came a month…

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  • MAYHILL ROAD

    In July2017, Zachry was awarded the contract to expand Mayhill Road on the east side of Denton, TX from a two-lane asphalt road to a four-lane divided concrete road. Above-and below-ground utilities…

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  • US 75 PLANO

    In May 2016, Zachry Construction Corporation began working on one of Dallas/Fort Worth’s busiest interchanges, the junction of U.S. Highway 75 and President George Bush Turnpike in Plano, TX. Due to…

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  • US 380 DENTON COUNTY

    This project widens 10.5 miles of U.S.Highway 380 in Aubrey, Texas which serves as a vital connection between Denton and Collin counties just north of Dallas. The current highway layout has caused…

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  • FM 1463 FROM IH-10 TO FM 1093

    Widening of FM 1463 From I-10 to FM 1093 Scope of work to include sizable underground improvements, electrical improvements, one bridge, sound walls, flatwork (sidewalk and ramps) and grading and…

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  • SH-36 BRAZORIA TO JONES CREEK

    Zachry Construction will be widening State Highway 36 to a four-lane divided highway with drainage improvements, retaining walls, and constructing three new bridges.

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  • HOUSTON SHIP CHANNEL BRIDGE EXPANSION

    In October 2017, Zachry Construction Corporation and Traylor Brothers, a firm that specializes in bridge structure, was awarded a three-phase cable-stayed bridge contract by the Harris County Toll…

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  • TEXAS A&M SAN ANTONIO

    Zachry Underground & Utility Services (ZUUS) installed new electric, gas and telecom infrastructure for the new Texas A&M San Antonio campus. The project had a very limited schedule of completion so…

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  • WALLER CREEK TUNNEL PROJECT

    The Waller Creek corridor in downtown Austin is part of a 100-year floodplain and, by the project’s start date in July 2012, was in need of a comprehensive flood relief plan. The City of Austin…

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  • SAN ANTONIO RIVER IMPROVEMENTS – MISSION REACH

    With the completion of the Mission Reach Ecosystem Restoration and Recreation Project in October 2014, the San Antonio River Authority gained a new piece of history adding to San Antonio’s storied…

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  • US 90A BRIDGE REPLACEMENT

    In July 2020, Zachry Construction Corporation began work on a 15-month bridge replacement project in Eagle Lake, TX where U.S. Highway 90A meets the Colorado River. The work will involve building a…

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  • US 77 DRISCOLL BYPASS

    Awarded by the Texas Department of Transportation (TxDOT) in July 2018, Zachry Construction Corporation (ZCC) began work on the Driscoll Bypass U.S. 77 project in Feb. 2019. After nearly ten years,…

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  • US 75 GRAYSON COUNTY

    On Wednesday, Dec. 4, 2019, Texas Department of Transportation (TxDOT) held a groundbreaking ceremony for the Grayson County U.S. Highway 75 Widening Project located North of Dallas. The…

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  • US 377 RELIEF ROUTE IN HOOD COUNTY

    Zachry Construction Corporation was awarded the U.S. 377 Relief Route in Hood County project in April 2019 to create a relief route along U.S. 377 and State High 171 in Cresson, Texas. The project…

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  • US 281 STONE OAK TO COMAL COUNTY LINE

    Zachry Construction Corporation was awarded Phase 2 of the U.S. 281 project in San Antonio, Texas from the Texas Department of Transportation (TxDOT). The $178.3 million project is a non-tolled…

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  • US 281 PREMONT

    Zachry Construction Corporation secured a $78 million contract with the Texas Department of Transportation to upgrade U.S. Route 281 to improve the 5.4 miles of highway north and south of Premont,…

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  • SH-99 GRAND PARKWAY SEGMENTS F-1, F-2 & G

    The overall Grand Parkway project, or SH-99, is the biggest single design-build contract that Texas Department of Transportation’s (TxDOT) ever awarded. The project consisted of 184-mile…

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  • SH-130 SEGMENTS 5 & 6

    Central Texas Highway Constructors (CTHC), a joint-venture partnership with Ferrovial Agroman, was tasked with building the billion-dollar SH-130 Segments 5 & 6, a first-of-its-kind, all-electronic…

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  • I-35 WIDENING NEAR WICHITA FALLS – COOKE COUNTY

    The 6.999-mile project is located from 1.4 miles south of Spring Creed Road to .2 miles south of U.S. Highway 82 and will widen to a six-lane freeway facility in Gainsville, TX.

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  • I-10 – GRAYTOWN TO BEXAR COUNTY LINE

    The project widens five miles of Interstate Highway 10 on the east side of San Antonio, Texas from Graytown Road to the Bexar/Guadalupe County Line at Cibolo Creek. The job is part of Texas…

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  • I-85/385 INTERCHANGE IMPROVEMENTS

    Joint venture team Flatiron-Zachry will design and construct a $231 million design-build project for the South Carolina Department of Transportation (SCDOT) that will reconfigure the interchange at…

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  • I-40/I-85 INTERCHANGE IMPROVEMENTS AT MEBANE OAKS RD.

    The project will widen parts of the I-40/I-85 interchange improving intersections with Brundage and Forest Oaks lanes, Cameron Lane, and Arrowhead Blvd. Work consists of bridge widening, roadway…

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  • I-40/I-77 INTERCHANGE

    North Carolina Department of Transportation awarded Zachry the I-40/I-77 Interchange project located west of State Road 2003 to State Road 2158 and I-77 from South of State Road 2321 to South of…

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  • I-20 RANGER HILL ROAD

    Zachry was awarded the Eastland County Interstate Highway 20 (Ranger Road) project fromt the Texas Department of Transportation to realign existing roadway including grading, pavement, drainage,…

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  • DFW CONNECTOR

    Zachry, a joint venture member of NorthGate Constructors, worked with TxDOT to design, build, and maintain more than $1 billion worth of improvements to the State Highway 114/121 corridor north of…

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  • DALLAS HIGH FIVE INTERCHANGE

    The $288 million Dallas High Five Interchange project was a five-level interchange at the intersection of US 75 and IH 635, two of the busiest highways in North Texas, with a daily traffic count of…

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  • DALLAS COUNTY LOOP 12

    The scope of this project involved reconstruction of Loop 12 and SH 114. Loop 12 portion of the project is 0.95 miles and consists of reconstruction a six lane freeway and adding capacity for future…

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  • BELTWAY 8 WIDENING

    Zachry was awarded two Harris County Toll Road Authority (HCTRA) projects to widen and reconstruct southern portion of the Beltway 8 (BW8) tollway facility. Both projects widen the toll road from…

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  • ASHEVILLE AIRPORT APRON SOUTH

    Zachry was awarded the expansion of the Asheville Regional Airport’s South Terminal apron from the City of Asheville. The project is to fill in an area below the existing apron, build a retaining…

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  • METHODIST CHILDREN’S HOSPITAL EXPANSION

    Zachry Underground & Utility Services (ZUUS) upgraded the electrical infrastructure for the Methodist Children’s Hospital by placing underground electric manholes, duct banks, cast-in-place…

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  • CPS ENERGY INFRASTRUCTURE PROJECT

    ZUUS is a contractor for CPS Energy covering San Antonio, TX, Bexar, Comal, Guadalupe, Medina and Wilson counties. Projects include a variety of underground electric infrastructure projects including…

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  • GBRA LAKE DUNLAP

    The project will rebuild and replace all three 93-year-old spill gates on Lake Dunlap Dam. This dam is located on the Guadalupe River between Seguin and New Braunfels, TX in Guadalupe County. In May…

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  • SAWS BRACKISH GROUNDWATER DESALINATION PROJECT – PHASE I

    The San Antonio Water System (SAWS) desalination project, a Zachry-led joint venture, transforms brackish water into millions of gallons of drinkable water. SAWS and the City of San Antonio (CoSA)…

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  • SAN ANTONIO RIVER IMPROVEMENTS – MUSEUM REACH

    This three-phase segment doubled the length of the existing River Walk and extends the distinctive San Antonio experience to an undeveloped section of the river north of downtown. Construction of…

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  • I-20 WIDENING – LEXINGTON COUNTY

    Zachry Construction Corporation was awarded the I-20 widening project in Lexington County, South Carolina to design/build an approximately 11-mile stretch from four to six travel lanes ranging from…

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  • I-85 RECONSTRUCTION AND WIDENING FROM MM 77 TO MM98

    South Carolina Department of Transportation awarded a design-build contract to Blythe-Zachry JV, a joint venture of Blythe Construction Inc. and Zachry Construction Corporation. The purpose of the…

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  • NCDOT: NC 55 ALSTON AVENUE

    Zachry Construction Corporation was awarded the Durham County NC-55 bid-build project from the North Carolina Department of Transportation. The 1.134 mile project consists of grading, drainage,…

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  • CAPITAL BOULEVARD

    Zachry Construction Corporation was awarded the Wake County bid-build project from the North Carolina Department of Transportation in 2016. The 0.82 mile project consists of grading, drainage,…

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  • LOOP 1604 AND POTRANCO

    Zachry Construction built continuous frontage roads and new main lanes with three new overpasses at the intersections of Texas State Highway Loop 1604 and Wiseman Blvd, Military Drive and Potranco…

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