Double-row bridge piers

The flow modes and the length of the recirculation zone behind P1 (KP1) and P2 (KP2) in different cases are shown in Table2. The recirculation zone is the complete negative flow ve...

Guide
Jul 30, 2025

HOW TO SELECT SUITABLE TYPE OF PIER FOR A

This post describes different type of pier foundations used for bridge structure and how to select a suitable type of pier for a bridge.

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Guide
Feb 14, 2026

Analysis of the performance of flow field modes around double round

This paper numerically investigates the flow velocity performance around tandem double round-ended piers by performing a flow field model and moving ship model.

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Guide
Feb 21, 2026

DE4025355A1

The piers supporting a bridge which spans a river are constructed in the following way. Oversize screws, arranged in a row at right angles to the direction of the flow of the river, are screwed...

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Guide
Nov 28, 2025

Experimental Study on an Innovative Double-Limb-Thin

This paper proposes an innovative double-limb-thin-wall (DLTW) bridge pier, which consists of two thin-limb-wall columns in the longitudinal

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Guide
Feb 03, 2026

5_34_43_. Mechanical Response Analysis of Double-Column High

Bridges with double-column high piers are mostly used in mountain areas. This kind of bridge can adapt to complex landform. But the double-column high piers have weak anti-impact capability, which are

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Guide
Aug 02, 2025

Multi-objective optimization design method of RC double-column bridge

Recently, the authors introduced a parameter-adjustable cable-pulley based self-centering energy dissipation (CP-SCED) brace to mitigate seismic induced damage of reinforced

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Guide
Mar 12, 2026

Bridge Pier Design and Reinforcement Guide

This document provides guidance on designing bridge piers supported by pile foundations according to AASHTO-LRFD specifications. It describes calculating

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Guide
Oct 01, 2025

Analysis of Dynamic Response on Double-Column

To mitigate the rockfall hazard to the bridge, a new flexible, energy-dissipating crashworthy device for bridge piers is developed to withstand the

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Guide
Apr 21, 2026

What is Bridge Pier? Types of Bridge Piers –

A bridge pier is a type of structure that extend to the ground below or into the water. It is used to support bridge superstructure and transfer the loads to the

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Guide
Aug 15, 2025

Seismic performance of reinforced concrete double-column piers in

To investigate the seismic performance of reinforced concrete (RC) double-column piers, particularly unequal-height double-column piers under the combination of compression, bending,

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Guide
Oct 17, 2025

Bridge Pier | Types of Bridge Piers | Requirements of a

Substructure consists of bridge pier, abutments, wing walls, piles etc. while the superstructure consists of deck, girders or any part on which the traffic

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Guide
Feb 05, 2026

Seismic performance of fibre-reinforced polymer and steel double

The re-centring ability and durability of important bridges have been the main objectives in recent provisions of seismic design codes. To achieve better recoverability and durability for piers,

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Guide
Sep 06, 2025

Seismic performance of reinforced concrete double-column piers in

The stiffness center and mass center of the unequal-height double-column piers do not coincide in the longitudinal direction of the bridge. Furthermore, curved bridges, skewed bridges and

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Guide
May 14, 2026

Investigation into the Finite Soil Failure Mode and Earth Pressure of

ree-line ship lock on the Xiangjiang River as an example. Model tests and numerical simulations were conducted. The results indicate the following: The morphology of the active sliding fracture surface

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Guide
Feb 24, 2026

Dynamic Behaviors and CFRP Strengthening of Double-Column RC Bridge Piers

Finally, the effectiveness of CFRP shear-strengthening of double-column RC bridge piers to resist the lateral consecutive impact is studied. The present work can provide the benchmark test data for

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Guide
Jun 23, 2026

STATE OF THE ART FOR LONG SPAN PRESTRESSED

The superstructures of the bridges are generally supported by means of rigid attachment to the piers, roller or sliding bearings, or neoprene pads. Neoprene pads, as used in Pont Aval, are a very simple

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Guide
Oct 07, 2025

Seismic performance of reinforced concrete double-column piers in

Unlike single-column piers, double-column piers exhibit different seismic performance characteristics in the transversal and longitudinal directions, especially irregular double-column

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Guide
May 31, 2026

Piers for Kato double track truss bridge

If we were going to span a "deep canyon" with a series of Kato (n-scale) double track truss bridges, what would folks recommend for us to use for piers to get sufficient height?.... The

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Guide
May 24, 2026

Pier Design Example

Pier Design Example Obtain Design Criteria Design Step 8.1 Commentary for 1: Includes: Concrete strength, Concrete density, Reinforcing steel strength, Superstructure information, Span

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Guide
Sep 29, 2025

Seismic Performance and Damage Mechanism of RC Double-Column Pier

Coupling beams are used in double-column high-pier bridges to improve the integrity of the two piers. The stiffness of coupling beams has a significant effect on the seismic performance of

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Guide
May 07, 2026

Numerical Simulation of Double-Row Retaining System with Different

Numerical simulations are employed to model the foundation pit and analyze the stress distribution and deformation of double-row retaining systems with T-shaped, cross-shaped, or square

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Guide
Feb 18, 2026

Numerical simulation for local scour around double-row bridge piers in

To improve the local scour protection of the pier using solid sacrificial piles, a kind of permeable sacrificial pile filled with stones is put forward in this study.

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