Transportation Engineering
WisDOT STH23
WisDOT STH 23 GRAEF provided engineering and design services for the STH 23 expressway improvements from USH 151 to Taft Road in Fond du Lac County. This section of STH 23 was part of an overall corridor expansion, completing a four-lane divided roadway between the Cities of Fond du Lac and Plymouth. A key aspect…
Read MoreWisDOT WIS 50 Paddock Lake Construction Management
WisDOT WIS 50 Paddock Lake Construction Management This project consisted of a 1.7-mile full reconstruction of WIS 50 (75th Street) through the Village of Paddock Lake. The work includes 2 cast-in-place retaining walls and several block gravity walls. New larger storm sewer was installed along with a large storm water detention pond. The roadway…
Read MoreWisDOT US 45 (WIS 50 to WIS 11) Construction Management
WisDOT US 45 (WIS 50 to WIS 11) Construction Management US 45 from the Village of Bristol to the Village of Union Grove was a 7.9 mile mill and overlay project using the Percentage Within Limits (PWL) specification. The project also included concrete pavement improvements at the US 45 and WIS 50 intersection with…
Read MoreWisDOT I-94 Rawson Avenue Interchange Bridge & Ramps Construction Management
WisDOT I-94 Rawson Avenue Interchange Bridge & Ramps Construction Management This project consisted of the reconstruction of the I-94 Rawson Avenue Interchange bridge and ramps. This was the pilot project for WisDOT’s first time use of the Self-Propelled Modular Transporter (SPMT) type of bridge construction. The spans were constructed on temporary abutments within the right…
Read MoreWisDOT Milwaukee Zoo Interchange Reconstruction
WisDOT Milwaukee Zoo Interchange Reconstruction The Zoo Freeway is a major north-south facility in western Milwaukee County, running 13.5 miles from the Hale Interchange in Greenfield to the North Interchange in northwest Milwaukee. At the Hale Interchange, the I 894/US 45/Zoo Freeway meets the I 43/Rock Freeway and the I 894/I 43/Airport Freeway, while at…
Read MoreIDOT I-57
IDOT I-57 GRAEF developed Highway Plans for a 4” resurfacing of I-57 from I-294 to IL Route 1. Pavement patching, retaining wall modifications, and drainage improvements were included in the improvement. GRAEF completed two field visits and a field patching survey and reviewed prior improvement plans. GRAEF also reviewed IDOT’s Drainage Investigation Report and implemented…
Read MoreCounty O Moorland Road
County O Moorland Road This segment of CTH O is a vital commuter link to the I-94 corridor as well as the local businesses and municipalities. The existing concrete pavement within this section of roadway has deteriorated to a point that now requires pavement replacement. The area is continuously being developed and redeveloped to the…
Read MoreCDOT Green Bay Avenue
CDOT Green Bay Avenue The project consisted of Phase II engineering services for the reconstruction of 2000 feet of Green Bay Avenue from 83rd Street to 86th Street, along with the construction of 300’ of new 84th Street roadway from Green Bay Avenue to Lake Shore Drive. A new storm sewer system was also constructed…
Read MoreIDOT I-90 Westbound
IDOT I-90 Westbound GRAEF and its subconsultant team completed a single span bridge design over Higgins Creek as well as the Westbound Collector Distributor (CD) Roadway design from northbound I-490 to WB I-90 in 2018. The bridge and Westbound CD Roadway were let in separate contracts, which were each part of the Tollway’s objective of…
Read MoreIDOT I-132 Grand Avenue Construction Management
IDOT I-132 Grand Avenue Construction Management GRAEF helped to provide Phase III inspection services on this project. The primary feature was the construction of a dry-land bridge, replacing an existing structure on an IDOT roadway. Project scope included HMA roadway resurfacing, 3800 feet of new PCC sidewalk including 12 ADA-compliant ramps, roadway widening from 2…
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