DESIGN-BUILD
Typical Span Length: 65 to 150 ft (20 to 46 m) and two 165 ft (50 m) continuous spans.
The Hart Metro, Contract 3 consists of 5.1 miles of elevated guideway for a new light rail system. It includes typical span lengths ranging from 65 to 150 ft (20 to 46 m) and one longer pair of 165 ft (50 m) continuous spans.
The substructure, designed for high seismic demand, consists of single reinforced concrete piers supported on mono drilled shafts. The superstructure is constructed using precast segmental technology with the superstructure erected span-by-span with an overhead gantry.
Some examples of projects in Segmental Bridges, Transit Bridges
Reseau Express Metropolitain (REM) – Greater Montréal, Canada
Davenport Diamond Guideway Project – Toronto, Ontario, Canada
Chicago Transit Authority (CTA) Red-Purple Modernization Project – Chicago, Illinois
Sound Transit East Link Extension I-90 Crossing – Seattle, Washington
Selmon West Extension – Tampa, Florida
Riyadh Metro, Line 3 – Riyadh, Saudi Arabia