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Aerodynamic challenges in span length of suspension bridges

Frontiers of Architecture and Civil Engineering in China, 2007
The potential requirement of extreme bridge spans is firstly discussed according to horizontal clearances for navigation and economical construction of deep-water foundation. To ensure the technological feasibility of suspension bridges with longer spans, the static estimation of feasible span length is then made based on current material strength and ...
Haifan Xiang, Yaojun Ge
openaire   +2 more sources

The span length and cross-sectional design affect values of strength

Dental Materials, 2005
The aim of this study was to determine experimentally flexural strength and flexural modulus of fiber-reinforced composite (FRC) with different cross-sectional designs and diameters and tested with different span lengths.Continuous FRC test specimens (n = 6) were made with two different cross-sectional designs, namely circular and rectangular.
Pasi, Alander   +2 more
openaire   +3 more sources

Adaptive hysteretic model for reinforced concrete columns including variations in axial force and shear span length

Earthquake engineering & structural dynamics (Print), 2021
In this study, a hysteretic model is developed for simulating the nonlinear response of reinforced concrete columns with strength degradation behavior under cyclic loading.
C. Lee, J. Jeon
semanticscholar   +1 more source

Evaluation for Allowable Span Length of a Submarine Pipeline Considering VIV Hysteresis Effect

International Journal of Offshore and Polar Engineering, 2021
Vortex-induced vibration (VIV) is one of the main causes of fatigue failure of submarine pipelines under the action of ocean currents. A reasonable evaluation for the allowable (maximum) length of a pipeline span is vital for the avoidance of VIVs.
J. Liu, F. Gao
semanticscholar   +1 more source

Overstrength of RC Medium Length Span Bridges

Applied Mechanics and Materials, 2022
Overstrength factors in bridges reported in various studies show great diversity that depends on the type of bridges selected and the set of seismic records used in the analyses. Particularly in Mexico, there are no previous studies that evaluate the bridges’ overstrength.
Alma R. Sánchez Ibarra   +3 more
openaire   +1 more source

Holding Length: Effect on Digital Fibrograph Span Length

Textile Research Journal, 1990
Fibers scanned for length by most instruments must be held in position for the scan. The holding length has been determined mathematically as being of the order of 4.06 mm ( 0.16 in.). Since the start of scan begins at 3.81 mm (0.15 in.) from the holding edge, the average start of scan actually begins at a length of 7.87 mm (0.31 in.).
Richard S. Krowicki   +1 more
openaire   +1 more source

Spanning lengths of percolation clusters

Journal of Statistical Physics, 1978
The spanning length of a percolation cluster is defined as the difference between the maximum and minimum coordinates of the cluster with respect to some chosen direction. It is statistically related to the number size of the cluster by an exponent that differs from the iriverse dimension that would characterize a compact cluster.
Ralph J. Harrison   +2 more
openaire   +1 more source

On random minimum length spanning trees

Combinatorica, 1989
We extend and strengthen the result that, in the complete graphKn with independent random edge-lengths uniformly distributed on [0, 1], the expected length of the minimum spanning tree tends toζ(3) asn→∞. In particular, ifKn is replaced by the complete bipartite graphKn, n then there is a corresponding limit of 2ζ (3).
A. M. Frieze, C. J. H. McDiarmid
openaire   +1 more source

Random Minimum Length Spanning Trees in Regular Graphs

COMBINATORICA, 1998
For random graphs with edge lengths that are independently and uniformly distributed on the unit interval, the expected minimum length of a spanning forest is investigated. In particular, the expected minimum length of a spanning tree is given asymptotically for regular connected graphs.
Beveridge, Andrew   +2 more
openaire   +1 more source

The role of fine‐root mass, specific root length and life span in tree performance: A whole‐tree exploration

, 2020
The root economics spectrum (RES) hypothesis predicts that fast‐growing tree species have short‐lived roots with high specific root length (SRL) to allow rapid resource uptake, and opposite trait expressions for slow‐growing species.
M. Weemstra   +5 more
semanticscholar   +1 more source

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