Tech Spotlight: Precast Concrete Buried Bridge Provides Durability

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Title: Tech Spotlight: Precast Concrete Buried Bridge Provides Durability

Author(s): Aram Kalousdian

Publication: Concrete International

Volume: 48

Issue: 5

Appears on pages(s): 44-45

Keywords: Precast, arch, durability

DOI: 10.14359/51750689

Date: 5/1/2026

Abstract:
During a Transportation Research Board (TRB) webinar, Roberto Piacentino, Precast Sub-Segment Manager for Geoquest, presented the TechSpan® System, a three-hinged precast arch system used to construct buried bridges. This article highlights a bridge built with the TechSpan System in Ras Al Khaimah, United Arab Emirates, in 2000.

Related References:

1. Duncan, J., and Chang, C.Y., “Nonlinear Analysis of Stress and Strain in Soils,” Journal of the Soil Mechanics and Foundations Division, ASCE, V. 96, No. 5, Sept. 1970, pp. 1629-1653.