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Civil-Comp Proceedings
ISSN 1759-3433 CCP: 28
COMPUTATIONAL STRUCTURAL ENGINEERING FOR PRACTICE Edited by: M. Papadrakakis and B.H.V. Topping
Paper V.2
The Numerical Analysis of Precast Concrete Pavement Units used for Aircraft Runway Intersections J.W. Bull and C.H. Woodford
Department of Civil Engineering, University of Newcastle upon Tyne, Newcastle upon Tyne, United Kingdom J.W. Bull, C.H. Woodford, "The Numerical Analysis of Precast Concrete Pavement Units used for Aircraft Runway Intersections", in M. Papadrakakis, B.H.V. Topping, (Editors), "Computational Structural Engineering for Practice", Civil-Comp Press, Edinburgh, UK, pp 157-163, 1994. doi:10.4203/ccp.28.5.2
Abstract
In this paper, consideration is given to the analysis of precast
concrete pavement units used as surfacing at the intersection of
two airport runways. The on-site requirements were that the
runway intersection could only be closed for up to eight hours
in any one day. In the eight hours, an area approximately
7750mm square in the existing runway intersection concrete
slab had to be saw cut, broken out and replaced with a precast
concrete pavement unit [PCPU] that allowed overrunning by
any type of aircraft now in service. The solution adopted is
described. The finite element analysis of the replaced area
shows that a considerable increase in aircraft numbers and
loading can be sustained. The limiting factors are more likely
to be the strengths of the subbase and the subgrade. The
development of a rapid runway repair technique for civilian
airports, using PCPU's should be further researched.
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