PEDESTRIAN OVERPASS BRIDGE AND ACCESS BUILDINGS

COOK COUNTY, ILLINOIS Gonzalez Companies was chosen by the Illinois Tollway for professional services bulletin item 16-1 Construction Management Upon Request. The contract was part of the Move Illinois program committed to rebuilding and widening the Jane Addams Memorial Tollway (I-90) as a 21st century, state -of-the-art corridor. Gonzalez Companies’ first task order was to provide construction management services for the construction of the Pedestrian Overpass Bridge and Bridge Access Buildings over the Jane Addams Memorial Tollway at Barrington Road.

Work included structural, architectural, mechanical, and electrical, communications, utility, maintenance of traffic, drainage, landscaping and erosion control. Construction of the Bridge and Bridge Access Buildings was part of an Intergovernmental agreement between Pace Suburban Bus Service and the Illinois Tollway. The facility serves as the main hub for the corridor’s park and ride system. Utilizing managed lanes throughout the corridor provides commuters a viable public transportation option ensuring similar commute times to personal vehicular traffic.

The Bridge and Access Buildings both include clear anodized aluminum and glass curtain wall systems, smooth metal panels, HVAC equipment to provide climate control, interior and exterior lighting, and life safety systems. Each building includes a vestibule, stairwell, janitor’s closet, mechanical and electrical rooms. In addition each building contains a machine room less traction elevator to minimize the space needed while providing handicap accessibility for the bridge and each building.

I-90/94 at I-290 JANE BYRNE INTERCHANGE

CHICAGO, ILLINOIS Construction management services were performed for the construction of a new concrete retaining wall near the UIC recreation building located along the east side of Halsted Street and the East to South ramp from I-290 to I-90/94 south. This project consisted of the construction of a new 689’ retaining wall to accommodate planned interchange ramps. Wall construction consisted of the installation of drilled shafts in permanent casing of varying size between 3-1/2’ and 7’ in diameter, the installation of a concrete wall fascia, and construction of an 85’ mechanically stabilized earth retaining wall, all in close proximity to the UIC Student Recreation Center.

This project also includes the relocation of an existing 54” water main to facilitate retaining wall and subsequent ramp construction, the rehabilitation of four existing 54” water mains underneath I-90/94 utilizing carbon fiber lining materials, the abandonment and filling of a 54” water main, and the relocation of a 60” combined sewer utilizing both open cut and augered and jacked methods of construction. Close coordination with the University of Illinois at Chicago and the City of Chicago Department of Water Management was required as part of the contract to facilitate the retaining wall construction and water main and sewer improvements.

THE BLOOMINGDALE TRAIL - THE 606

2016 ACEC Grand Award Recipient

CHICAGO, ILLINOIS The Bloomingdale Trail, part of “The 606,” consists of 2.7 miles of previously unused elevated rail line converted into a multi-use pathway connecting five parks and four neighborhoods on the northwest side of Chicago.

The Bloomingdale Trail was originally an elevated rail freight line along Bloomingdale Avenue. Once rail traffic slowed in the 1990’s community collaboration turned the attention of the City into creating a desperately needed greenspace. The project consisted of the creation of an elevated park and trail involving fabrication and erection of ADA accessible ramps every quarter of a mile in an effort to improve access to all citizens. Rehabilitation of viaducts and retaining walls was performed to increase safety and infrastructure longevity. The work included removal, transportation, and re-erection of the Ashland Ave. bridge to Western Ave. Other bridge work included structural steel fabrication and erection. Such as Milwaukee Avenue, which was previously a four span simple structure which is now a single span tied arch bridge allowing for the removal of all piers increasing the safety of the motoring public along Milwaukee Avenue. Additionally, rehabilitation and modification of more than 30 existing concrete viaduct structures involved the removal and containment of lead paint, structural repair of concrete, and in many cases replacement of substructure while the superstructure remained in place. Drainage improvements were performed within the footprint of the path to reduce the impact on city infrastructure. Grinding and resurfacing of Bloomingdale Avenue as well as reconstructing sidewalks to ADA compliance. Electrical work consisted of lighting along the pathway as well as viaduct lighting. Architectural landscaping along the length of the elevated trail included five parks and four sections of unique botanical features.

TAXIWAY ECHO RECONSTRUCTION

2017 Quality Concrete Award Winner,
American Steel Fabrication/Concrete Council

LAMBERT INTERNATIONAL AIRPORT, ST. LOUIS, MO Gonzalez was retained to perform construction management, supervision of the construction, resident engineering, inspection, and quality assurance for the reconstruction of Taxiway Echo at the City of St Louis’ Lambert International Airport.  Taxiway Echo is the midfield taxiway between the active, parallel Runways 12R-30L and 12L-30R at the east end of the airport.  The reconstruction included approximately 17,000 square yards of Portland Cement Concrete Pavement (18 and 24-inches thick) and associated excavation, asphalt shoulders, airfield lighting, storm water improvements, pavement underdrainage, signage, direct buried duct banks, final grading, and seeding. 

Throughout this project Gonzalez acted as an agent and extension of Assistant Airport Director for Engineering, responsible for all Federal Aviation Administration requirements associated with construction activities communicating directly with Airport Operations staff as needed.

42ND & Q STREET SEWER SEPARATION

OMAHA, NE Gonzalez was hired to prepare preliminary and final design for separation of an existing combined sewer into separate sanitary and storm sewer systems in the City of Omaha. The project is located in the area surrounding the 42nd Street and Q Street intersection, and is part of the City of Omaha’s Long Term Control Plan (LTCP). The sewer separation project eliminated CSOs 207 and 208, two outfalls into Blood Creek.

The preliminary design was on a short schedule, to accommodate the 42nd & Q St. bridge project design underway in the center of the CSO area. The Gonzalez/CSO project recommendations were incorporated into the bridge project design. Gonzalez was then retained by the City of Omaha for completion of final design in the remaining CSO area.

The Gonzalez team evaluated the existing system conditions and developed four separation alternatives for a Basis of Design Report. The chosen alternative for construction includes: 7,270 linear feet of new storm sewer; 840 linear feet of new sanitary sewer; a bioretention system in Hitchcock Park; a storm sewer tunneling installation beneath a railroad; a sanitary sewer tunneling installation beneath Q Street; and existing street and sidewalk removal and replacement.

Geotechnical services provided include:

• Geotechnical desktop survey of existing soils information to evaluate conceptual design of project components

• Preparation of geotechnical desktop survey report

• Geotechnical subsurface investigation and laboratory testing

• Preparation of Geotechnical Report

• Preparation of Specifications for tunneling construction

WEST PAPILLION CREEK BANK STABILIZATION

OMAHA, NE A section of embankment along Barrington Park Trail collapsed during a storm event. The creek carries runoff from a 15 square mile watershed in the City of Omaha. The City of Omaha requested Gonzalez analyze the erosion problem and provide a design solution for repair. The project involved evaluating and developing a streambank stabilization and internal drainage solution, coordination with regulatory and public agencies for permitting approval, and preparation of construction bid documents. The project required permitting through the City of Omaha, Papio-Missouri River Natural Resources District, and the US Army Corps of Engineers. The design team managed the project from initial analysis through the construction phase.

Services provided by Gonzalez include:

• Investigation of Creek Bank Erosion

• Review of existing drainage studies in the project area

• Hydrologic & Hydraulic (HEC-RAS) analysis of creek and surrounding watershed area

• Evaluation of alternate methods of bank stabilization

• Preparation of final design plans, specifications, and cost estimate

• Preparation of local and federal permit applications

• Construction documents and bidding assistance to the City of Omaha

• Final bid item list and quantities

• Construction observation and support

WILD HORSE CREEK RD. BRIDGE REPLACEMENT

WILDWOOD, MO Gonzalez acquired Sequoia Engineering & Environmental who was contracted by the City of Wildwood, Missouri to provide geotechnical services and environmental testing services for the proposed replacement of the Wild Horse Creek Road Bridge (Structure No. 4602092) over a branch of Wild Horse Creek. The project is located along Wild Hose Creek Road between the intersections of Babler Forest Road and Puellman Road in St. Louis County.

The existing bridge is a precast concrete deck beam and stone block abutment with wingwalls. The proposed replacement bridge is a single-span superstructure founded on driven H-pile supported abutments.

FLOW MONITORING STUDY

FRANKFORT, KENTUCKY Gonzalez Companies performed flow monitoring at thirteen (13) designated locations for the city of Frankfort, Kentucky.  Gonzalez assisted city personnel in choosing critical monitoring locations in combination sewers.  Site sheets & accompanying photos were compiled for each location.  Meters were monitored for three months in order to determine base line flows and compare with wet weather flows due to rain events.

Gonzalez Companies field crews performed bi-weekly site visits to perform any necessary maintenance.  All meters utilized wireless telemetry and data was viewed daily by an analyst.  At the end of the monitoring period, Gonzalez Companies delivered a technical memorandum and processed data in an excel format that summarized flow values.

INFLOW & INFILTRATION AND STORMWATER STUDY

BELLEVILLE, ILL The City of Belleville owns and operates its sanitary and storm sewer collection system which includes combined sewer in some portions of the system and separate sanitary and storm sewer in other portions. The objective of the I/I Study was to identify inflow and infiltration areas, estimate volume of flow from I/I, recommend available methods for correction, and estimate the cost associated with the correction methods. The study was performed in an effort to provide the City with the condition and capacity of the collection system and thus prioritize improvements to reduce treatment plant operating cost, reduce localized flooding, and potentially provide treatment capacity that could minimize future plant expansions.

SANITARY SEWER SYSTEM SMOKE TESTING

NASHVILLE, TENNESSEE Gonzalez performed site evaluations of the sanitary sewer and stormwater system to identify potential sources of inflow and infiltration (I/I), and cross-connections. Gonzalez staff performed smoke testing on approximately 290,000 linear feet and noted locations of potential defects using GPS. Data collected from the site evaluation was compiled into a GIS map and report was prepared that summarized the public and private I/I defects. 

METROPOLITAN ST. LOUIS SEWER DISTRICT CRITICAL INFRASTRUCTURE

ST LOUIS, MO Gonzalez evaluated over 450,000 linear feet of closed circuit television (CCTV) inspections of sewers within the MSD system. The evaluations included a quality assurance review and confirmation of field inspection characteristics, summary of condition assessments, and the initial rehabilitation recommendation for each pipe segment inspected. Gonzalez also facilitated necessary map revisions found during the CCTV inspections. 

Furthermore, we provided assistance in records review, base map updating, GIS support, as well as field services. These services included manhole inspections, dye tracing, smoke testing, and field observations to support efforts of the District to continue to collect necessary data in critical areas as an extension of their staff.

STORMWATER MANAGEMENT PLAN

GLEN CARBON, ILLINOIS The Village of Glen Carbon experiences localized stormwater issues such as flooding and erosion at multiple locations throughout the Village. Gonzalez was hired to provide a stormwater management plan for the purpose of identifying current stormwater drainage problems within the Village, investigating documented problem areas, and providing recommendations to alleviate localized stormwater issues.

ORCHARDS DRAINAGE STUDY

BELLEVILLE, ILLINOIS Gonzalez was hired to perform a drainage study for the purpose of delivering a comprehensive plan providing recommendations to reduce flooding potential throughout the development. 

The drainage study included an inventory of flood prone areas and identification of potential causes of flooding. Gonzalez performed GPS data
collection of critical infrastructure at approximately 80 locations in the development.   

Hydrologic and hydraulic analyses were performed to calibrate known flooding to historical storm events, estimate flood potential, and develop recommendations to reduce flood potential throughout the development. Conceptual drawings, an opinion of probable cost, and a priority ranking were developed for each of the recommended improvements to allow the City of Belleville to plan for the implementation of drainage improvement projects for the benefit of impacted residents.

COLDWATER CREEK AT PADDOCK CREEK BANK STABILIZATION

ST. LOUIS, MISSOURI Gonzalez provided construction inspection services for the Paddock Creek project.   This project rebuilt an embankment that had eroded over time as a result of high water events. Gonzalez staff performed daily inspections and documented construction activity in daily reports with associated photographs. In addition, We were responsible for oversight of contractor's Quality Control (as Quality Assurance), as-built record drawings, assuring conformance to plans and specifications, and project closeout.

ROUTE 15 OVER IL 13

ST. CLAIR COUNTY, ILLINOIS The Illinois Department of Transportation (IDOT) procured the services of Gonzalez to provide Phase III construction inspection services for the reconstruction of Illinois Route 15 over Illinois 13 and ICG Railroad in Belleville, Illinois.  The project was part of IDOT’s capital improvement plan that rated these bridges for replacement.  Illinois Route 15 is a highly travelled roadway located in an expanding community.  The roadway project was being built in two stages, one direction at a time, to minimize the impact to the traveling public.  The complete removal and replacement of these structures was complicated by the fact that both structures, and the construction site in general, is located next to wetlands.  Construction for the project had limited space to negotiate reconstruction of the structures and the associated roadwork.

This improvement consisted of removal and replacement of four bridge structures, box culvert installations, drainage improvements, earth excavation, fill placement, modified structural earth (MSE) walls, concrete pavement, asphalt pavement, signing, striping, and pavement reflectors.

INTERSTATE 90 JANE ADDAMS MEMORIAL TOLLWAY

KANE AND COOK COUNTIES, ILLINOIS Phase 2 of the Jane Addams Memorial Tollway (I90) rebuilding and widening project focuses on a 25-mile segment throughout the eastern segment between Elgin Toll Plaza and the Kennedy Expressway. Gonzalez staff is providing Resident Engineer, Document Technician and construction inspection services for this work. Individual projects include:

Fiber Optic Relocation: Relocation of 22 miles of fiber optic cable. Aerial installation on wood poles includes conduit, fiber, and hand holes.

Bartlett Road Bridge: Removal and reconstruction of Bartlett Road bridge including retaining wall construction, drainage improvements, guardrail and concrete barrier, pavement marking, signage, lighting, earth excavation, grading, and maintenance of traffic.

Ramp Plaza Modifications: Modifications to three Tollway plazas including prefabricated plaza remote y p g p p building construction, lighting and electrical improvements, maintenance of traffic, and restoration of landscaping.

Des Plaines Oasis Bridge Demolition and Grading: Removal of Oasis structure, site grading, topsoil excavation and placement, drainage improvements, lighting removal and installation, and reconstruction of both eastbound and westbound oasis truck parking lots with Roller Compacted Concrete (RCC).

Advance ITS Relocation: Removal of existing and installation of temporary CCTV cameras, removal of existing RTMS units, re-aiming MVDS units, and relocation of existing DMS.

Genoa Road Interchange: Rehabilitation and widening of Genoa Road, including reconstruction of Ramps A and B, and removal of ram bridge over I-90. Installation of signage, pavement marking, guardrail, lighting, and new toll equipment.

I-39 ITS Fiber Optics Extension and Dynamic Message Sign: Installation of dynamic message sign on northbound I-39, and fiber optic cable along I90, including duct, hand holes, and cable. Installation of drainage structures, storm sewer, and erosion control.

Wetland Mitigation Orland Grasslands: Demolition of existing farmhouse buildings, removal of drain tiles, wetlands restoration, and pedestrian bridge.

BIOSOLIDS PROCESSION SOLUTION

LOUISVILLE, KENTUCKY The Louisville and Jefferson County Metropolitan Sewer District’s (MSD’s) main treatment facility is the Morris Forman Water Quality Treatment Center (MFWQTC).  This plant provides biosolids processing for all treatment facilities operated by MSD.  MSD is committed to rehabilitating or replacing some of the existing biosolids processing facilities at the MFWQTC, which consist of sludge thickening, anaerobic digestion, solids dewatering, thermal drying, and marketing and distribution of the thermally dried pellets.  This system uses rotary drum dryers to produce heat-dried biosolids from the sludge generated at 5 MSD Water Quality Treatment Centers. MSD is committed to upgrading their solids processing to sufficient capacity for the MFWQTC through the year 2040.

Gonzalez Companies was part of the team that developed a Project Definition Document (PDD), which represents an approximate 10% design for the replacement of the aging biosolids processing facilities.  The 10% design document will be utilized by design-build entities to prepare bids.  Specific components addressed in the PDD include new solids screening equipment, pre- and post-dewatering centrifuges, thermal hydrolysis pretreatment, combined heat and power (CHP) capabilities and digestor complex retrofits/improvements.

PARAGOULD LIGHT WATER AND CABLE WASTEWATER TREATMENT PLANT 6MGD WWTP ULTRAVIOLET DISINFECTION SYSTEM

PARAGOULD, ARKANSAS Gonzalez developed the technical specifications for the bidding and pre-purchase of the UV equipment by PLWC. We then coordinated with the awarded equipment manufacturer to develop the design plans and specifications for the construction retrofit of the system. Gonzalez also provided PLWC with permitting assistance with the Arkansas Department of Environmental Quality (ADEQ) and Arkansas Department of  Health (ADOH), bidding assistance, and services during construction. 

WASTEWATER COLLECTION SYSTEM IMPROVEMENTS

WARRENTON, MO The City of Warrenton's wastewater collection system consists of over 63 miles of gravity-flow sanitary sewer pipe varying in size from 4-inch to 18-inch in diameter with almost 1,500 manholes.   The gravity sewer flows to seven lift stations, which includes one lift station at the WWTP.   Gonzalez provided the City with Facility Planning, Design, and Construction Management Services for the construction of a 4MGD lift station, 6,150 ft of forcemain, 11,200 ft of gravity collection sewers, and a new 12 MGD headworks.

WATER SYSTEM IMPROVEMENTS

TROY, ILLINOIS The City of Troy, Illinois procured the engineering services of Gonzalez to identify the water distribution needs of the City for a 20-year period.  Using projected population growth information provided by the City, Gonzalez developed a hydraulic model of the City’s water supply and distribution system to identify areas of needed improvement and expansion.

Gonzalez then performed the design of the City’s new treatment plant to meet the projected water supply needs.  New high-rate pressure filtration units that have media to remove iron and manganese were selected to minimize the treatment plant’s footprint while still providing improved water quality to meet the projected water demands.  This resulted in savings to the City of Troy in both capital as well as operating cost.  The new plant capacity is 3,000 gallons per minute, or 4.32 million gallons per day.

Design services for the water distribution system included: hydraulic modeling, master planning, sizing and design of a water storage tank, and design of new water distribution mains.  The improvements include a 2 million gallon, precast concrete, wire-wound ground storage tank and booster pump station; a 12-inch tapping sleeve and valve with 16-inch reducer; 7,200 feet of 16-inch PVC pipe, including 246 feet of 24-inch bore and casing under Interstate 55; and a 12-inch PVC tank bypass.

Design services at the plant included: design of a new 1,000 gpm, gravel packed water well; increased capacity for well pumps on wells 2, 3, and 4; design of plant process water piping systems; building modifications to accommodate new high-capacity filtration equipment; filter backwash settling tank; design of a new 500,000 gallon, precast, wire-wound, partially buried concrete tank; electrical upgrades; instrumentation and SCADA upgrades; design of a high-service pump station; site security; and site improvements including precast concrete fencing to meet aesthetic requirements for the project area.