Analysis, Design and Construction of Braced Barrel Vaults by Z.S. Makowski

By Z.S. Makowski

This choice of 24 articles covers more than a few issues within the research, layout and building of braced barrel vaults.

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Extra resources for Analysis, Design and Construction of Braced Barrel Vaults

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There are many empirical formulae giving the numerical values of the coefficients of the pressure and suction. The most commonly used formula is: p =ρ0 sinα where ρo=intensity of wind pressure on the surface perpendicular to the wind direction and α=the subtended angle of the part of the barrel measured from the vertical line passing through the centre. This formula produces zero wind forces at the top of the barrel. Unfortunately, wind tunnel tests show a different distribution. The formula given by the British Standards Institution (Chapter V—Loading, part 2—Wind Loads, 1972), provides a more reliable means of determination of the wind distribution.

20. Mertol, A. Design of the braced barrel vault with hexagonal unit. MSc Thesis, University of Surrey, 1971. 21. N. An experimental and theoretical analysis of braced barrel vaults with particular reference to the effect of edge conditions. MSc Thesis, University of London, 1958. 22. Nooshin, H. A technique for the analysis of structures having partially constrained joints. Civil Engineering and Public Works Review, May 1966, pp. 599–607. 23. Pagano, M. Designing a triangulated steel vault. Acier, Stahl, Steel, No.

It was constructed in large prefabricated parts which were bolted together using high tensile bolts. The analysis was carried out in the Space Structures Research Centre, taking into account the rigidity of joints. Computer analysis showed that the dead weight stresses are quite small, but the wind loading produced the critical forces. This study provided the opportunity of comparing three different methods of determination of the wind pressure on cylindrical barrel vaults. The simplified methods of the determination of wind forces acting on structures assumed that wind blowing against the structure produces pressure on the windward side and suction of the leeward surface of the roof.

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