engineering resilience near the river

snyder & associates provided essential 2022世界杯美洲杯预选赛 services for the new facility, including detailed site grading, utility layout, and stormwater management design. the site’s proximity to the des moines river and its levee system presented unique challenges, particularly the limited drainage capacity and the need for integration with the city’s stormwater pump system. our team tackled these issues through strategic grading and innovative water quality improvements that enhance the site’s long-term resilience.

working in close collaboration with the city of des moines, the design team at office of hartman spiller trapp (office hst), and other project partners, snyder & associates helped develop a safe and functional site that supports the facility’s critical services. our design also incorporated an off-site sanitary sewer extension, ensuring reliable utility service and smooth facility operations.

a foundation for care & connection

the result is a 22,000-square-foot facility that reflects the city’s commitment to both animal welfare and community well-being. designed with the animal rescue league of iowa, the building features animal housing, adoption spaces, a veterinary clinic, and outdoor exercise areas. elevated three feet above grade for flood resilience, the site and structure work together to mitigate flood risks without exceeding levee heights.

beyond engineering, the project’s success lies in its mission — transforming 世界杯足球比赛预选赛 perceptions of animal shelters. with natural daylight, calming outdoor trails, and strategically separated spaces to reduce animal stress, the facility promotes interaction and adoption while prioritizing health and safety.

snyder & associates is proud to have contributed to this project, ensuring that the new des moines animal services facility is built on a solid, sustainable foundation, ready to serve pets and people for years to come.

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developed through a partnership between the city of madison, dane county, and non-profit operators, the shelter is a crucial step toward addressing the city’s ongoing housing crisis. in addition to providing a safe place to sleep, the shelter will include dormitory-style sleeping quarters, a commercial kitchen and laundry facility, an outdoor patio, and dedicated space for support services. sustainability features, such as solar panels and a rainwater collection system, have also been incorporated into the design to minimize environmental impact.

creating a welcoming & sustainable space

to ensure the shelter met both functional and community-oriented goals, snyder & associates provided site engineering and landscape architecture services that emphasized sustainability, accessibility, and dignity. our team worked closely with city and county officials, design consultants, and non-profit shelter operators to develop an efficient and non-institutionalized layout that removes stigma and fosters a sense of community.

a key objective of the project was to achieve leed certification, reflecting the shelter’s commitment to environmental stewardship. sustainable elements include the use of permeable pavers and a buried stormwater cistern, which help manage runoff while allowing for rainwater harvesting. this collected water will be reused for toilets and irrigation, reducing the facility’s reliance on municipal water supplies. native prairie vegetation was incorporated into the landscape design to support pollinators, improve soil health, and lower long-term maintenance costs. additionally, the building incorporates a geothermal system to enhance energy efficiency and a green roof to further improve insulation and stormwater management.

overcoming design & site challenges

as with any large-scale project, the shelter’s development presented unique challenges. the structured user program required careful 2022世界杯32强预选赛 to ensure ada compliance, accommodate queuing needs, and maintain clear sightlines for security while preserving a sense of openness. operational considerations, such as intake procedures and 24-hour staffing, were also factored into the site design.

from an engineering perspective, the shelter’s location within a wellhead protection zone required thoughtful stormwater management solutions to safeguard drinking water sources. additionally, limited square footage and unsuitable soils necessitated innovative space 2022世界杯32强预选赛 and infrastructure solutions to maximize functionality without compromising safety or comfort.

a model for future shelters

bartillon shelter is on track for completion by early 2026. once finished, it will not only provide a critical resource for those in need but also serve as a model for future shelter projects across the region. by integrating sustainable practices, prioritizing accessibility, and fostering a welcoming environment, this project reflects a broader shift in how communities address homelessness.

snyder & associates is proud to play a role in this transformational effort, helping to create a space that supports madison’s most vulnerable residents while setting a new standard for sustainable and dignified shelter design.

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a vision rooted in community and tradition

a sunset game at the new ziggy park ball field.

ziggy park is more than just a ball field—it is a gift steeped in deforest-windsor lore. dwight and bonnie ziegler, both deforest high school graduates, grew up immersed in local baseball culture and recognized the importance of teamwork and sportsmanship. with a desire to create a lasting impact, they envisioned ziggy park as a place where future generations could experience the joys of competition and camaraderie. their generous donation of the field to a local non-profit organization ensures that their vision will endure for years to come.

designing for functionality and accessibility

the project’s primary goal was to fulfill the village’s comprehensive plan by providing the necessary recreational space to meet community needs. snyder & associates worked closely with the village staff, contractors, and ownership to create a design that accommodates a variety of user groups while ensuring accessibility and functionality. the result is a state-of-the-art baseball facility featuring a synthetic turf infield and a natural grass outfield, designed to withstand heavy use while maintaining excellent playability.

overcoming challenges through collaboration

professional lighting system allows games in the evening hours.

the project presented several challenges, including the site’s steep topography and the need to balance design aspirations with budget constraints. our team strategically coordinated with the nearby subdivision’s general contractor to optimize earthwork, ultimately reducing costs while maintaining construction schedules. this collaboration was essential to the successful installation of stormwater and utility infrastructure, paving the way for a high-quality final product.

a community asset for generations to come

ziggy park opened in the summer of 2023, providing an immediate benefit to local athletes and the broader community. in 2024, the addition of a large concession stand and restroom facility further enhanced the park’s amenities, making it a premier destination for baseball and recreation in deforest.

with a rich history and a thoughtful design that meets present and future needs, ziggy park is poised to remain a cherished community landmark. snyder & associates is honored to have contributed to this meaningful project, reinforcing our commitment to creating spaces that bring people together and enrich their communities.

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project scope & site challenges

the city’s water treatment plant is situated approximately 8,300 feet from the existing raw water pumping station and more than 12,000 feet from the new radial collector wells. compounding this challenge, the plant is located approximately 200 feet higher in elevation than the well field. to efficiently integrate the new wells into the system, 4,000 feet of new raw water main is being constructed to connect with the existing raw water pipeline. the project design prioritizes maximizing the use of the existing infrastructure while maintaining the operation of the current raw water intake pump station.

addressing surge control & system integrity

given the significant water volume being supplied, high static head, and high pumping head, the project required extensive analysis to implement effective surge control measures. to compound the complexity, the existing raw water main presents some unknowns due to its original design and condition. currently, daily operating flow and pressure data provide the only confirmed information on its performance. to safeguard potentially fragile sections of the pipeline, the new system has been engineered to prevent surge pressures from exceeding those currently experienced in daily operations.

high-capacity pump stations & operational flexibility

each radial well functions as a high-capacity pump station, equipped with three vertical turbine pumps powered by 500-horsepower electric motors. these pumps are controlled by variable frequency drives (vfds), allowing smooth startup and shutdown along with precise adjustments to match water demand. the system offers significant operational flexibility as pumps can function independently, in coordination with other pumps at the same well, in tandem with the second well, or in conjunction with the existing raw water pump station.

advanced control & reliability features

to further enhance reliability, specialized pump check valves and mechanical surge relief equipment have been incorporated into the system to prevent damage during unexpected shutdowns, such as power failures. additionally, both wells are fully integrated into the city’s scada system, enabling centralized control from the treatment plant. given the remote location of the wells and operational complexity, the control systems have been designed for maximum reliability, intuitive operation, and resilience against disruptions.

emergency preparedness & flooding considerations

an added challenge for the project is the potential for seasonal flooding, which could occasionally require boat access to the well sites. to mitigate operational risks, each well site is equipped with an emergency power system featuring large natural gas-fired emergency generators with automatic operation, ensuring uninterrupted service even in the event of power outages.

sustainable water future for atchison community

through strategic engineering and system integration, the city of atchison’s new radial collector wells will provide a more resilient and efficient raw water supply, reinforcing the city’s commitment to reliable water access for years to come. snyder & associates is proud to contribute to this critical infrastructure improvement, partnering with lre water to deliver innovative, long-term solutions that secure atchison’s water future through essential hydrogeologic expertise.

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a vision for renewal

the restoration project was conceived as part of a comprehensive plan to centralize and modernize court functions throughout polk county. with the goal of returning the courthouse to an aesthetic that closely mirrors its original elegance, while accommodating current operational requirements, the project involved extensive interior renovations. these upgrades included new masonry elevator shafts, modifications to existing ones, strategic floor removals and infills, and the implementation of innovative supports that harmonize with the historic walls.

tackling unique engineering challenges

renovating a structure originally built in 1906 presented several engineering challenges, particularly given the building’s robust construction methods and materials. the courthouse features multi-wythe masonry walls, sometimes several feet thick, and an original floor system designed by the columbian fireproofing company. this system, characterized by a combination of rolled steel bars suspended from steel beams with intricate stirrup connections, required a careful and innovative approach when introducing new openings and modifications.

2022足球世界杯小组赛赛程 ’s engineering team conducted a thorough analysis of the historic floor systems, developing creative solutions to meet the project’s rigorous demands:

• custom structural supports: to accommodate new elevator locations and modifications, engineers designed unique steel supports capable of bearing large wall loads while fitting within the tight spatial constraints of the historic structure.
• large lintel solutions: for the exceptionally wide historic masonry walls, specially designed large lintels were introduced to ensure structural integrity without compromising the building’s historic character.
• innovative access solutions: lightweight attic walkways were designed to provide necessary access for staff, demonstrating how modern engineering can coexist with century-old construction techniques.

these solutions exemplify how modern engineering principles can be integrated with historical construction practices, preserving the character of the original design while meeting contemporary needs.

preserving heritage for the future

the restoration of the polk county historic courthouse is much more than a renovation. it is a careful preservation of a vital piece of history. while opn architects led the overall design, ensuring that key architectural features such as restored plaster, refined woodwork, and the revival of original courtroom aesthetics were maintained, 2022足球世界杯小组赛赛程 ’s role was critical in ensuring that the building’s structural systems could support these historic elements safely and effectively.

the collaboration between opn architects and 2022足球世界杯小组赛赛程 has resulted in a building that not only serves the functional needs of today’s judicial and civic operations but also stands as a testament to the enduring value of historic preservation. by addressing the complex challenges posed by early 20th-century construction methods, the project paves the way for the courthouse to continue its legacy into the next century.

a collaborative achievement

the success of the polk county historic courthouse renovation highlights the importance of expert collaboration in heritage restoration projects. 2022足球世界杯小组赛赛程 ’s innovative structural solutions, developed in partnership with opn architects, have played a pivotal role in revitalizing a historic landmark while ensuring that it meets modern standards of safety and functionality. this project underscores snyder & associates’ commitment to excellence in structural engineering and their dedication to preserving the architectural heritage of our communities.

as the courthouse reopens its doors with a renewed blend of historical beauty and modern efficiency, it stands as a lasting symbol of justice, dignity, and progress for polk county.

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comprehensive stormwater plans ensure the fields will drain quickly after heavy rain events.

the west liberty community school district (wlcsd) selected feh design and snyder & associates to prepare an athletic facility plan to consolidate their football, soccer, track, baseball, and softball facilities in one location south of the high school. for many years, west liberty held high school sports activities at various sites around their district. they needed help prioritizing the desired improvements and providing construction budgeting for the proposed projects. the snyder & associates design team assisted in preparing an analysis, preliminary design and programming, and construction budget estimates, allowing the school district to organize a promotional campaign to raise funds and solicit donations.

the school district also wanted to explore synthetic turf surfacing for the football/soccer field and both the baseball and softball fields, aiming for the highest level of service, ease of maintenance, and player safety. based on our extensive experience with specialty sports surfaces, our team selected various products and explained the intricate differences to district staff, ultimately leading to using a fieldturf® product. our design team also prepared enhanced stormwater modeling and design to provide the necessary stormwater infrastructure to improve the drainage of the surrounding site.

design incorporates collegiate-level amenities

the new football field and track facility provide collegiate-level amenities for the athletes and fans. (image courtesy of wlcsd)

currently nearing 90% completion, the new sports complex includes three synthetic turf fields (football/soccer, baseball, and softball), with stadium bleachers at all three locations. a new, eight-lane, all-weather track surrounds the football field, and an expansive restroom/concession building was centrally located to serve all spectators. the new baseball and softball facilities include all the amenities one would expect in a collegiate-level facility, including batting cages, bullpens, press boxes, comfortable dugouts, and customized netting backstops. nylon netting backstops are a popular alternative to typical chain-link options and offer high uv protection and weather treatment for extra durability and longevity.

expansive concourse areas, connected by wide sidewalks, were used at the entrance and near the concession building and ball fields. these features address a key goal of the district to make accessibility to all fields and areas of the complex seamless for users of all abilities. the wide sidewalks also help to handle large crowds moving through the complex.

in realizing the vision for an integrated and state-of-the-art athletic complex, the west liberty community school district, in partnership with feh design and snyder & associates, has remarkably consolidated multiple venues. by centralizing football, soccer, track, baseball, and softball facilities into one cohesive location, the district has improved the level of service for athletes and spectators and significantly prioritized player safety. this transformative project embodies a unified vision of athletic excellence and community accessibility, elevating the sporting experience for generations.

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improving connectivity, safety, resiliency & sustainability

the construction of a new arterial street joining ellis boulevard and 6^th street aims to enhance overall connectivity within the downtown. the new street introduces two new roundabouts along with additional safety enhancements. the design for converting the traditional intersections into roundabouts was carefully planned to fit within the existing right-of-way and city-owned property. this approach minimized disruptions to current features such as sidewalks, landscaping, and nearby commercial buildings. it also eliminated the need for the city to acquire additional property and maximized the potential for future redevelopment.

roundabouts streamline traffic flow with efficient traffic circulation

the addition of roundabouts decreases travel times, resulting in less time spent in vehicles for drivers and reduced emissions, contributing to a cleaner environment and enhancing safety. research indicates that roundabouts generally offer greater safety than traditional four-way stops or signalized intersections. collaborating with the city, our engineers provided documentation illustrating how roundabout designs could enhance safety, leading to the city being awarded traffic safety improvement program (tsip) funding for the project.

the 1^st avenue rehabilitation project incorporated additional safety enhancements, including reconfigured travel lanes and raised median layouts to bolster traffic safety and regulate access to potential activity hubs. this effort encompassed milling existing pavement, applying an asphalt overlay, installing new pavement markings and signage, reconstructing accessible pedestrian sidewalk ramps, and replacing traffic signal equipment along the corridor.

the 1st avenue w stretch of roadway from cedar river to 6th street and the new connection from 6th street to ellis boulevard are vital arterial corridors within cedar rapids. extending these streets is anticipated to stimulate investment in the neighborhood severely affected by floods in 2008.

a notable surge in investment interest is evident, as plans for the new 1st and 1st development projects have been unveiled and are well underway. this initiative aims to enhance attractions and amenities in the western downtown cedar rapids area. it includes a hotel, residential options, the pickle palace pickleball court, a restaurant, and a big grove brewing establishment.

working together as a team

1st ave & 6th street intersection facing north before & after construction

planners labeled this project as “complex” due to its multifaceted nature, which included several key components: reconstructing 6th street nw and ellis boulevard nw, creating a new corridor between these two streets, constructing new roundabouts in place of traditional intersections, increasing safety measures at railroad crossings, replacing traffic signals at multiple intersections, and implementing enhancements to a ramp on interstate 380. 2022世界杯32强预选赛 for these projects necessitated extensive communication with various stakeholders, including community leaders, the iowa department of transportation (dot), the union pacific railroad (uprr), developers, business owners, church leaders, utility owners, the flood control system design team, and residents and business owners in the project vicinity.

looking ahead, cedar rapids anticipates a promising era of growth and progress in the downtown region driven by the revitalization efforts spurred by this initiative. with a steadfast focus on resilience in overcoming past challenges, the city is poised to address the deficiencies in its infrastructure and cultivate vibrant spaces that promote connectivity and prosperity for all its residents.

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national flood hazard layer of the project area.

to provide access to microsoft’s new data center and open additional area for development in southwest west des moines, city leaders contracted with snyder and associates and our structural engineering subsidiary, 2022足球世界杯小组赛赛程 , to design the roadway extension of grand avenue, west of grand prairie parkway, and across johnson creek. the project also included implementing a conveyance improvements plan along johnson creek to lower flood elevations upstream of raccoon river drive.

much of the land north of raccoon river drive is in the floodplain of the raccoon river, necessitating the johnson creek improvements. when the property is developed within the floodplain, buildings will be elevated one foot above the one percent annual flood chance.  however, flood elevations in johnson creek were higher than those of the raccoon river under certain future conditions, putting developments in the corridor at risk of flood events even though they were raised above river flood events. additionally, restrictions caused by narrow bridges under the iowa interstate railroad and raccoon river drive were improved as part of the project.

multiple bridge projects highlight expansion efforts

custom-designed monuments for the city of west des moines.

our team created a 2d hydraulic model to evaluate the designs of new bridges over johnson creek and obtained floodplain permits for several projects along the creek. we relocated a portion of the creek to allow for the construction of a new overpass of the iowa interstate railroad on grand prairie parkway. we designed two new bridges at raccoon river drive and the newly constructed grand avenue. our team also worked with iowa interstate railroad to size and permit a new bridge over johnson creek at its track location.

the project included 4,800 feet of new roadway along grand avenue and a 204’-long bridge over johnson creek. the bridge was designed with a 10’-wide trail on the north side and a 5’-wide sidewalk on the south side with custom anodized aluminum railings. our team also designed four decorative monuments at each corner of the bridge. these monuments match the design our team created for the city of west des moines to be included at all its creek crossings in the southwest part of the city. all project work is scheduled to wrap up in the spring of 2024.

spearheaded by the snyder and associates team, the grand avenue extension project in west des moines will improve traffic flow in response to the increased demands of this rapidly expanding area of the city. the incorporation of a conveyance improvements plan along johnson creek not only addressed floodplain considerations but also enhanced the overall infrastructure resilience. with the completion of multiple bridge projects, including a new overpass and a 204’-long bridge over johnson creek, the city now boasts 4,800 feet of new roadway, contributing to the city’s ongoing development efforts and ensuring a more efficient and secure transportation network for its residents.

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navigating design challenges & achieving milestones

the red line represents the new clear creek trail alignment around the interstate 80/380 interchange.

the clear creek trail project faced numerous design challenges, particularly as it runs through a vulnerable portion of the clear creek watershed, ultimately connecting to the iowa river in coralville. addressing environmental concerns, a wetland delineation report was prepared to avoid impacts on national wetlands. additionally, comprehensive hydrologic and hydraulic reviews were conducted to mitigate backwater effects caused by the trail’s infrastructure, ensuring no rise at existing interstate bridges.

coordination efforts with the iowa department of transportation (dot) and the iowa department of natural resources (dnr) were critical, facilitating the acquisition of right-of-way and floodplain permits essential to complete the project. a strategic design approach included the integration of ten pipe culverts within the trail corridor, preserving existing waterways’ functionality without compromising the proposed trail.

design integration with interchange reconfiguration

workers install one of the bridges over clear creek.

anticipating future needs, the trail’s alignment and profile were carefully planned to seamlessly integrate into the dot’s interchange project with an eye on additional trail connections when funds are available.

central to the project’s success are the two newly constructed continuous concrete slab pedestrian bridges over clear creek, measuring 120 feet and 130 feet, respectively. our subsidiary, 2022足球世界杯小组赛赛程 , developed detailed plans, including decorative railings and textured concrete, enhancing the aesthetic appeal of these trail bridges while ensuring structural integrity.

enhanced connectivity, elevated recreation

the completion of the clear creek trail project marks a significant milestone in enhancing connectivity and recreation within johnson county and connecting the communities on both sides of the newly redesigned interchange. as pedestrians and cyclists traverse its scenic route, the trail encourages active lifestyles and strengthens community bonds. with a commitment to sustainability and innovation, snyder & associates continues to spearhead projects that enrich the fabric of our communities, paving the way for a brighter, more connected future.

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crews pour a new section of roadway along old dubuque road.

in a strategic move to address safety concerns and bolster regional connectivity, the city of anamosa required a unique transportation solution to address a regional roadway issue. tackling the challenges of a hazardous intersection at us 151 and old dubuque road (odr), the snyder & associates team was brought on board to not only enhance the transportation infrastructure surrounding this intersection but also to stimulate economic development in the area by providing a safer roadway alternative.

at the heart of the project lay a collaborative effort between our team, city leaders, and the department of transportation (dot) to close the dangerous junction at us 151 and old dubuque road. the initial phase involved extending old dubuque road northward, linking it with circle drive to establish an alternative route for motorists. a pivotal feature of the plan was the integration of a roundabout with east and west road legs, offering improved traffic flow and enhanced safety measures.

the next phase of this regional connection work includes an overpass of us 151 off the east leg of the roundabout. while this design is not yet scheduled for completion, earthwork for the approach was developed and constructed to allow for advanced preparation of grade settlement.

challenges & adaptive solutions lead to safer routes

navigating transitions in city administration presented a unique set of challenges for the project team, requiring adaptive coordination efforts to ensure project continuity. with four turnovers in city leadership, maintaining engagement and transparency through regular updates at city council meetings became paramount. additionally, managing construction alongside a contractor and an adjacent land developer demanded meticulous oversight to safeguard the city’s interests.

the extension of old dubuque road bolstered connectivity around the us 151 interchange and provided a safer route for travelers navigating northeast anamosa. the closure of the hazardous intersection encourages all east-west traffic to utilize the grade-separated east 3rd street to cross the highway. furthermore, the project unlocked access to the anamosa commercial park, previously reliant solely on us 151 for ingress and egress. this newfound accessibility amplifies the park’s appeal to businesses, augmenting its viability as a prime commercial hub.

personal milestones for community as project concluded

a ribbon-cutting ceremony commemorated the opening of the new roundabout and roadway.

beyond infrastructure enhancements, the project’s impact resonated deeply within the community. an emotional ribbon-cutting ceremony marked closure for families who had endured losses at the former intersection, underscoring the project’s significance in promoting safety and well-being.

while the completion of the project’s next phase, an overpass of us 151 off the east leg, remains pending, preparatory earthwork sets the stage for seamless integration. collaborative efforts with the iowa dot yielded funding allocations, with surface transportation block grant (stbg) funds earmarked for construction. as anamosa’s landscape undergoes a transformative evolution, the us 151 grade separation and roundabout is a testament to the city’s commitment to safety, connectivity, and sustainable development. the project propels anamosa towards a brighter, more connected future with each milestone.

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