Texas construction administration fails when oversight treats TCEQ compliance documentation, contractor submittals, and field observations as administrative tasks rather than active project control that keeps water and wastewater infrastructure built to plan.
Modern Engineering Solutions delivers water and wastewater engineering across diverse regulatory environments, demonstrating efficient permitting and site-specific design expertise.
Taylor, Williamson County, TX
completed
The Gateway Water Reclamation Facility serves a large-scale mixed-use development in San Marcos, Hays County, Texas, combining data center operations, commercial facilities, and supporting systems. A traditional 1.0 MGD discharge permit in this region would have faced significant opposition from environmental groups concerned about impacts to the San Marcos River and Edwards Aquifer recharge zone, with public hearing processes routinely extending timelines to 30 or more months. Modern Engineering Solutions pursued the TCEQ 210E authorization pathway instead, securing approval in just 10 weeks with a zero-discharge reclaimed water system that eliminated surface water discharge concerns entirely.
San Marcos, Hays County, TX
completed
The Gateway Water Reclamation Facility serves a large-scale mixed-use development in San Marcos, Hays County, Texas, combining data center operations, commercial facilities, and supporting systems. A traditional 1.0 MGD discharge permit in this region would have faced significant opposition from environmental groups concerned about impacts to the San Marcos River and Edwards Aquifer recharge zone, with public hearing processes routinely extending timelines to 30 or more months. Modern Engineering Solutions pursued the TCEQ 210E authorization pathway instead, securing approval in just 10 weeks with a zero-discharge reclaimed water system that eliminated surface water discharge concerns entirely.
Taylor, Williamson County, Texas
completed
The Bradley Business Park Water Reclamation Facility required a wastewater solution for a mixed-use development in Taylor, Williamson County, Texas. When Williamson County denied the septic permit due to platting issues and site constraints that made conventional on-site treatment infeasible, Modern Engineering Solutions pursued the TCEQ 210E authorization pathway. This approach bypassed county jurisdiction entirely, placing the project under state-level TCEQ oversight with a zero-discharge reclaimed water system. The 4-week approval timeline allowed the developer to maintain construction schedules and avoid costly project delays.
Texas
completed
The Trinity Retail Plaza is a meticulously designed 2-acre commercial shopping plaza that seamlessly integrates high-quality retail spaces with innovative engineering solutions. Modern Engineering Solutions provided expertise in paving, grading, utility layout, and drainage design, while addressing site-specific challenges including streambank stabilization and storm drain improvements in full compliance with local and state regulations.
Lindsay, Texas
completed
The Bailey Ranch Estates is a meticulously planned 14-acre residential development featuring 48 thoughtfully designed lots alongside a 2.5-acre future industrial site. Modern Engineering Solutions provided expertise in site planning, coordination, and infrastructure design to ensure the successful execution of this project, serving the growing community in the city of Lindsay, Texas.
Magnolia Center, Corinth, Texas
completed
The Magnolia Center is a 2.67-acre mixed-use commercial development strategically located in Corinth, Texas. The project comprises a 10,800 sq. ft. office building and a 7,316 sq. ft. retail building featuring a drive-through facility. Currently in the final stages of construction, the development exemplifies the seamless integration of diverse commercial spaces designed to cater to the evolving needs of the community.
Oak Creek, CO
completed
The Town of Oak Creek faced aging water distribution and wastewater collection systems with unquantified water loss and infiltration and inflow issues. Modern Engineering Solutions conducted a comprehensive assessment of the infrastructure's age and condition, delivering a final report with clear engineering estimates and a prioritized roadmap for future system replacements and improvements.
Steamboat Springs, CO
completed
The Steamboat Mountain School Wastewater Treatment Plant (WWTP) project involved the design and construction of a new 10,000-gallon-per-day treatment facility to replace an outdated plant that could no longer meet the demands of the school’s growing operations and updated discharge requirements. The new WWTP ensures compliance with strict effluent limits, including BOD of 5 mg/L, TSS of 1 mg/L, and NH₃-N below 1 mg/L. Modern Engineering Solutions (MES) led the civil design efforts, working closely with the process engineering team to recommend improvements that enhanced performance and sustainability.
Phippsburg and Milner, CO
completed
The Phippsburg and Milner Wastewater Treatment Plants (WWTP) project involved the design and construction of two new treatment facilities to replace outdated infrastructure that could no longer meet the growing demands and discharge requirements of the communities they serve. With capacities of 32,500 gallons per day and 30,000 gallons per day respectively, the new WWTPs were designed to ensure compliance with strict effluent limits, including BOD of 5 mg/L, TSS of 1 mg/L, and NH₃-N of 50 mg/L. Modern Engineering Solutions (MES) led the civil design efforts, collaborating with process engineers to enhance the plants' performance and sustainability.
Yampa, CO
completed
The Town of Yampa Wastewater Treatment Plant (WWTP) project involved the design and construction of a new 105,000-gallon-per-day treatment facility to replace an outdated plant that no longer met the town’s wastewater needs or regulatory discharge requirements. The new WWTP ensures compliance with strict effluent limits, including BOD levels below 5 mg/L, TSS below 1 mg/L, and TIN below 21 mg/L, supporting sustainable growth and environmental stewardship. Modern Engineering Solutions (MES) led the civil design efforts, working closely with the process team to optimize system performance through strategic process recommendations.
Gypsum, CO
completed
The Riverdance RV Park Wastewater Treatment Plant (WWTP) project involved the design and construction of a new 40,000-gallon-per-day treatment plant to replace an outdated system that could no longer meet the growing demands and discharge requirements of the expanding RV park. The new WWTP was engineered to handle increased wastewater flows while ensuring compliance with strict effluent limits, including BOD of 5 mg/L, TSS of 1 mg/L, and Total Inorganic Nitrogen (TIN) of 80 mg/L. Modern Engineering Solutions (MES) led the civil design effort, collaborating with the process engineering team to recommend adjustments that optimized system performance.
Yampa, CO
completed
The Town of Yampa Collection System Improvements project focused on the rehabilitation of 20,000 feet of wastewater collection pipelines and upgrades to the community’s manholes. These improvements were designed to enhance the system’s reliability and reduce future maintenance needs. Modern Engineering Solutions (MES) took the lead on the project, working closely with local officials to develop effective engineering solutions and secure funding to support the town’s infrastructure goals.
Phippsburg & Milner, CO
completed
The Phippsburg and Milner Collection System Improvements project focused on enhancing essential wastewater infrastructure for both communities. The project involved the rehabilitation of 20,000 feet of aging collection pipelines and the lining and improvement of multiple manholes to ensure long-term durability and performance. These upgrades are critical to maintaining reliable wastewater service and reducing maintenance needs in the future. Modern Engineering Solutions (MES) led the design effort, providing technical expertise and support throughout the project lifecycle.
Florissant, CO
completed
The Florissant Lift Station and Collection System project focused on modernizing critical wastewater infrastructure for the community. This project involved the design of a new influent lift station with a capacity of 57,000 gallons per day and the rehabilitation of 35,000 feet of the existing collection system. These improvements are essential for maintaining reliable wastewater service and supporting future growth in the area. Modern Engineering Solutions (MES) led the design effort, ensuring the project met regulatory standards and aligned with funding requirements.
Milford, TX
completed
The City Limits RV Park Lift Station project was developed to support the wastewater needs of a growing RV park in Milford, TX. The lift station, with a capacity of 15,000 gallons per day, was designed to handle all three phases of the RV park’s development, ensuring long-term wastewater management and smooth operation for the facility. Modern Engineering Solutions (MES) played a key role in coordinating between stakeholders and developing engineering solutions to align with regulatory standards and local requirements.
Sasakwa, OK
completed
The Sasakwa Water Tank Improvements project addressed the challenges posed by an aging water storage tank in Sasakwa, Oklahoma. The tank had deteriorated significantly, with structural wear and coating breakdown that compromised its reliability and long-term capacity. Modern Engineering Solutions partnered with town officials to assess the tank's condition and develop a comprehensive engineering plan outlining the full scope of repairs needed. MES also supported the town's grant funding efforts by preparing a detailed engineering report documenting the tank's condition, repair requirements, and projected costs. Once funding was secured, MES prepared technical specifications for recoating and structural repairs, ensuring all work met industry standards and extended the tank's operational lifespan.
Sweetwater, TX
completed
The Bitter Creek Distribution Improvements project involves the relocation of four miles of waterlines to accommodate TxDOT improvements along the IH-20 corridor. This project ensures uninterrupted water service while supporting the infrastructure upgrades necessary for regional transportation improvements. Modern Engineering Solutions (MES) collaborated closely with stakeholders to provide on-site engineering expertise, ensuring a smooth construction process for Bitter Creek staff and seamless integration with the TxDOT project.
Martindale, Caldwell County, Texas
completed
Discharge permits in Caldwell County near the San Marcos River watershed face intense scrutiny from regional water authorities and environmental advocacy groups. Public hearings attended by Modern Engineering Solutions staff for neighboring discharge permit applications revealed highly contentious 30+ month permitting timelines. The 210E pathway bypassed this opposition entirely, securing approval in just 4 weeks by demonstrating beneficial agricultural reuse. The project’s 2.0 MGD scale, one of the largest 210E authorizations issued to date for MES, proves that flow volume does not limit 210E applicability when industrial components and viable reuse plans are present. The off-site reuse agreement with Circle G Livestock provides long-term disposal certainty while supporting local agricultural operations.
Routt County, CO
completed
MES contributed civil design services to the construction of a new 0.35 MGD wastewater treatment plant for Morrison Creek Metropolitan District. The scope covered grading, utility coordination, paving, stormwater drainage design, cut/fill calculations, and on-site construction observation, ensuring the facility was built to spec and ready for long-term reliable operation.
Teller County, CO
completed
The Arabian Acres Metropolitan District serves a disadvantaged community in Teller County, Colorado that needed significant improvements to both its water treatment and distribution infrastructure. The client qualified for SRF Loans and Grants, and Modern Engineering Solutions delivered two connected projects to address the community's water system needs from treatment through distribution.
Brighton, CO
completed
The Prairie Corner Wastewater Lift Station project in Brighton, Colorado required a full-service engineering approach covering site design, overflow piping, hydraulic calculations, and regulatory coordination. Modern Engineering Solutions contributed as a subconsultant, delivering technical expertise across multiple disciplines to ensure the lift station was designed, permitted, and built to serve the community reliably.
San Miguel County, CO
completed
Modern Engineering Solutions is proud to have played a significant role as a subconsultant in the Last Dollar PUD HOA Wastewater Treatment Improvement Project. This crucial initiative aimed at enhancing wastewater treatment facilities for the community, ensuring compliance with environmental regulations and improving overall quality of life. Our team contributed its expertise in site design, utility layout, and preparation of mechanical and process drawings to ensure the project's success.
555 S Allison Pkwy, Lakewood, CO
completed
The Belmar Library Outdoor Learning Area Expansion is a 0.05-acre civil engineering project completed for Jefferson County Public Library in Colorado. Modern Engineering Solutions was tasked with designing the grading and civil systems associated with the new outdoor learning area. The space opened in Summer 2022 and now serves as a safe, functional environment for children and families in the community.
1711 Ingalls St, Lakewood, CO
in_progress
The 1711 Single Family Homes project is a 0.75-acre residential development comprising six single-family homes in Colorado. The site presented real engineering challenges: a historically subdivided lot with tight spacing between homes, stormwater management requirements, and strict CDPHE utility line separation standards. Modern Engineering Solutions handled the full civil scope from paving and grading through utility coordination, delivering a functional and code-compliant development currently completing construction.
Texas regulatory requirements are specific and change frequently. We stay current on TCEQ construction standards, inspection requirements, and closeout documentation so compliance issues get caught during construction rather than flagged during agency acceptance when correction costs are highest.
Change orders get evaluated critically, identifying unnecessary costs and value engineering alternatives that protect your budget without compromising quality. Every review has criteria, every site visit has a purpose, and every open item has an owner rather than sitting in an email chain waiting on a decision.
Thorough construction documentation protects against future disputes, warranty claims, and regulatory questions that arise long after Texas projects close out. We create comprehensive records that stand up to scrutiny rather than contractor-assembled packages that leave gaps attorneys and regulators find.
Some Texas projects need full-time on-site representation. Others require periodic observation and document review. We scale involvement to match your project needs and budget rather than forcing fixed packages that over-service simple projects and under-service complex ones.
Construction administration and TCEQ closeout support for a DFW water and wastewater project are most effectively provided by the same engineering firm that produced design documents. Engineers who made the design decisions understand RFI intent, evaluate submittals against actual design requirements, and recognize field deviations before they become TCEQ compliance issues.
DFW construction administration involves coordination across several agency and utility tracks:
MES provides construction administration for Texas developments where we produced design documents and for developments where another firm produced documents but the developer needs qualified TCEQ-experienced oversight during construction.
Pre-construction services for a Texas water and wastewater project address the planning gaps that produce RFI backlogs, submittal churn, and TCEQ compliance problems during construction.
Pre-construction services for Texas projects include:
MES conducts pre-construction services specifically to eliminate the field problems that result from Texas contractors mobilizing without complete information about TCEQ compliance obligations and construction sequencing requirements.
Construction phase services for a Texas land development cover oversight activities between contractor mobilization and project completion.
Construction phase services include:
MES structures Texas construction phase services around TCEQ compliance milestones and construction sequencing rather than periodic observation schedules that miss critical field conditions between visits.
Startup and commissioning covers the engineering activities required to bring Texas water and wastewater systems from construction completion to TCEQ acceptance and operational readiness.
For water distribution systems, startup involves pressure testing at 150 PSI for two hours with no measurable pressure drop, disinfection meeting TCEQ chlorination requirements under 30 TAC Chapter 290, and bacteriological sampling demonstrating absence of total coliform before service connections activate.
For wastewater collection systems, startup involves mandrel testing or video inspection of gravity sewer mains, air testing verifying watertightness under TCEQ Chapter 217 standards, and lift station performance testing and control system verification before utility acceptance.
MES coordinates startup milestones with Texas contractors and aligns testing schedules with lot release dates so TCEQ certification documentation is complete before certificates of occupancy are needed.
Texas water and wastewater construction delays most commonly originate from submittal backlogs, RFI response delays, and TCEQ testing failures that catch projects at the worst possible time relative to lot release schedules.
Specific delay sources include:
MES addresses these delay sources through active construction administration that manages submittals, tracks open RFIs, and compiles closeout documentation progressively rather than responding to problems after they’ve already affected schedules.
TCEQ requires specific inspection and testing milestones for Texas water and wastewater systems before they can be placed in service.
For water distribution systems under 30 TAC Chapter 290, required milestones include pressure testing at 150 PSI for two hours with no measurable pressure drop, disinfection using TCEQ-approved chlorination procedures, and bacteriological sampling demonstrating absence of total coliform.
For wastewater collection systems under 30 TAC Chapter 217, required milestones include mandrel testing or video inspection of gravity sewer mains, air testing verifying watertightness, and lift station performance testing and control system verification.
Texas utility districts add their own inspection requirements beyond TCEQ minimums. MES coordinates TCEQ and utility district inspections simultaneously so they occur when construction is ready rather than becoming bottlenecks that idle Texas construction crews.
Texas development project closeout runs 4-8 weeks when documentation is assembled progressively during construction and 3-6 months when assembled from contractor records after construction finishes.
Texas closeout documentation includes:
MES compiles Texas closeout documentation progressively so acceptance packages are ready to submit immediately after construction milestones complete rather than creating a documentation backlog that delays lot closings.
TCEQ requires as-built documentation reflecting actual constructed conditions before accepting Texas water and wastewater systems for operation. Required as-built documentation includes:
MES compiles Texas as-built documentation as construction advances rather than assembling it from contractor field records after the project finishes, producing more accurate records and preventing the documentation backlog that delays TCEQ acceptance.
Texas water and wastewater construction change orders most commonly originate from incomplete pre-construction coordination, design conflicts discovered during construction, and TCEQ compliance requirements that weren’t fully incorporated into contractor scope.
Change order prevention requires addressing these sources before contractors mobilize:
MES combines these prevention practices on Texas construction administration projects, reducing change order exposure significantly compared to projects where pre-construction coordination was abbreviated.
The same firm that produced design documents isn’t required for Texas construction administration, but using the design engineer produces better outcomes in TCEQ’s regulatory environment.
Specific advantages of design engineer construction administration in Texas include:
MES provides construction administration for Texas developments where we produced design documents and for developments where another firm produced documents but the developer needs qualified TCEQ-experienced oversight during construction.
Failed TCEQ or utility district inspections on Texas development projects require corrective work and reinspection before systems can be placed in service.
For water distribution systems, failed pressure tests require identifying and repairing the pressure loss source before retesting. Failed bacteriological samples require flushing, re-disinfection, and re-sampling that adds weeks to startup timelines and delays lot closings on finished Texas developments.
For wastewater collection systems, failed mandrel tests or air tests require pipe repair or replacement in affected segments before reinspection, potentially requiring excavation through already-backfilled areas at costs that field observation during installation would have prevented.
MES addresses inspection failure risk through field observation at critical construction milestones before inspection points. When field conditions are observed by the design engineer before the inspector arrives, deviations from approved plans get corrected at a fraction of the cost of failed inspection corrective work.
Texas construction administration differs from other states in ways that reflect TCEQ’s specific regulatory requirements, Texas soil conditions, and the city-by-city variation in utility acceptance standards that Texas developers navigate.
Compared to Colorado and Arizona, TCEQ’s construction administration documentation requirements under 30 TAC Chapters 290 and 217 differ from CDPHE and ADEQ requirements. Texas utility districts add their own acceptance standards on top of state minimums, and Texas expansive clay conditions create backfill treatment and compaction testing obligations that Colorado’s rock conditions and Arizona’s caliche profiles don’t produce in the same way.
Compared to California and Florida, Texas lacks California’s CEQA mitigation monitoring requirements and Florida’s Water Management District ERP as-built certification obligations, making Texas construction administration more straightforward than either state while still requiring TCEQ-specific documentation discipline that developers from other states underestimate when working in Texas for the first time.
MES applies Texas-specific TCEQ compliance protocols, city-by-city utility acceptance requirements, and Texas soil condition construction oversight rather than approaches from other states that don’t match what Texas agencies and utility districts actually require.