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bridge girders

Repair of Impact-Damaged Prestressed Concrete Bridge Girders Using Carbon Fiber Reinforced Polymer (CFRP) Materials

Repair of Impact-Damaged Prestressed Concrete Bridge Girders Using Carbon Fiber Reinforced Polymer (CFRP) Materials

... (RC) bridge girders is a frequent problem experienced by the majority of transportation departments all over the ...damaged bridge is to cut out the damaged girder and replace it with a new ...

166

Behavior of Laterally Damaged Prestressed Concrete Bridge Girders Repaired with CFRP Laminates Under Static and Fatigue Loading

Behavior of Laterally Damaged Prestressed Concrete Bridge Girders Repaired with CFRP Laminates Under Static and Fatigue Loading

... their girders due to impact by over-height vehicles ...PS girders under both static and fatigue ...ten girders, three more girders were tested under fatigue loading cycles to investigate the ...

17

Shear Strengthening of Steel Bridge Girders Using Small-Diameter CFRP Strands.

Shear Strengthening of Steel Bridge Girders Using Small-Diameter CFRP Strands.

... The proposed experimental and analytical program consisted of two phases. The first phase studied the effectiveness of the small-diameter CFRP strands in increasing the uniaxial compressive capacity of steel plates. ...

232

Concrete Bridge Girders with Exposed Flexural Reinforcement

Concrete Bridge Girders with Exposed Flexural Reinforcement

... Concrete bridge girders typically feature a substantial top slab and resist substantial uniformly distributed dead loads, so these experimental results are not ...

227

Effect of a Time Dependent Concrete Modulus of Elasticity on Prestress Losses in Bridge Girders

Effect of a Time Dependent Concrete Modulus of Elasticity on Prestress Losses in Bridge Girders

... for bridge girder design and deflection analyses are dependent on the concrete modulus of elasticity ...(AASHTO) bridge specifications, contain a constant value for the MOE based on the unit weight of ...

9

Development of M60 Grade of Concrete using Micro Silica and Alccofine Separately for the Construction of Bridge Girders

Development of M60 Grade of Concrete using Micro Silica and Alccofine Separately for the Construction of Bridge Girders

... Abstract: The necessity of high-performance concrete is increasing because of demands in the construction industry basically in important structures such as bridge construction and high-rise buildings, dams, ...

7

Design Requirements for Plate Girders with Bolted Transverse Stiffeners

Design Requirements for Plate Girders with Bolted Transverse Stiffeners

... Plate girder bridges are the most common type of steel bridges and are economically competitive in the span range of 20 to 90 meters. The girders in such bridges are usually fabricated with slender webs with ...

8

Design Requirements for Plate Girders with Bolted Transverse Stiffeners (TECHNICAL NOTE)

Design Requirements for Plate Girders with Bolted Transverse Stiffeners (TECHNICAL NOTE)

... Plate girder bridges are the most common type of steel bridges and are economically competitive in the span range of 20 to 90 meters. The girders in such bridges are usually fabricated with slender webs with ...

6

Variation of Effective Slab Width for Composite Cable-Stayed Bridge

Variation of Effective Slab Width for Composite Cable-Stayed Bridge

... M. Chiewanichakornet. al. (2004) in this paper, study has been carried out to evaluate and determine the actual effective slab width of steel-concrete composite bridge girders using three-dimensional ...

10

Parametric Comparison of Rectangular and Trapezoidal Box Girder Bridge Deck System

Parametric Comparison of Rectangular and Trapezoidal Box Girder Bridge Deck System

... fluid. Bridge site should be so chosen that it gives maximum commercial and social benefits, efficiency and ...of bridge girder are adopted depending on span of ...beam bridge girders are ...

5

Wooden Bridge Demolition and Reconstruction

Wooden Bridge Demolition and Reconstruction

... The site for the project was located behind the Stagecoach Inn in Thousand Oaks, CA. The Stagecoach Inn used to be a popular resting spot for travelers heading from Los Angeles to Santa Barbara. Today it is a historical ...

13

Structural Performance Evaluation of a Precast PSC Curved Girder Bridge Constructed Using Multi-Tasking Formwork

Structural Performance Evaluation of a Precast PSC Curved Girder Bridge Constructed Using Multi-Tasking Formwork

... the bridge industry in ...curved bridge. Given that a 3D simulation of a PSC curved bridge is a difficult task, a modified frame analysis with better applicability to the design was ...

17

A Study on the Impact of Ethical Behaviour of Firms on Global Competitiveness Ranking

A Study on the Impact of Ethical Behaviour of Firms on Global Competitiveness Ranking

... T-beam bridge by varying spans. T- beam bridge decks are one of the most important types of cast-in-situ concrete ...T-beam Bridge comprises of a concrete slab integral with ...Slab Bridge, ...

7

Analysis of Deck Slab of Reinforced Concrete Gerber-Girder Bridge Widened by Addition of Continuous Steel-Concrete Composite Girders

Analysis of Deck Slab of Reinforced Concrete Gerber-Girder Bridge Widened by Addition of Continuous Steel-Concrete Composite Girders

... Gerber girders. Widening of the bridge span (added girders) is combined with enhancement of its load carrying capacity (thickened deck ...RC girders and the added steel- concrete composite ...

14

Design of T-Beam Rail-Over Bridge

Design of T-Beam Rail-Over Bridge

... concrete bridge in ...of Girders, beams, resistance of vibration in bridge span sections, and difference between RCC girders and heavy steel girders, composite bridge decks, ...

8

FRP Repair of Circular Reinforced Concrete Columns by Plastic Hinge Relocation.

FRP Repair of Circular Reinforced Concrete Columns by Plastic Hinge Relocation.

... http://www2.lib.ncsu.edu/catalog/record/NCSU1530635.. Rehabilitation of RC inverted-T girders using anchored CFRP sheets. Behavior of cyclically loaded squat reinforced concrete bridge[r] ...

188

“Partial Replacement of Concrete by Plastic...

“Partial Replacement of Concrete by Plastic...

... 3) We use the diagonal girders. The diagonal girders keep the bubbles properly fixed between the top and bottom reinforcement. Short length diagonal bars are use[r] ...

5

OPTIMIZATION OF STIFFENED PLATE GIRDERS – AN OVERVIEW

OPTIMIZATION OF STIFFENED PLATE GIRDERS – AN OVERVIEW

... examine the characteristics of longitudinally stiffened plated girders under high bending and shear load. The stiffeners of the plate influence the amplitude of residual stresses and initial imperfections. Due to ...

14

Buckling Analysis of Corrugated Plate Girders

Buckling Analysis of Corrugated Plate Girders

... D. The buckling strength of plane web plate girders with and without stiffeners were compared to triangular web girder. The weight of the corrugated web of 6 mm thickness, corrugation angle 75 0 for which highest ...

13

Thermal stresses in concrete structures

Thermal stresses in concrete structures

... rises occur in types of structures like bridge abutments, large concrete girders and retaining walls rather than in mass-concrete dams, because although heat losses are less significant [r] ...

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