damage illustrations n.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
Damage Illustrations PowerPoint Presentation
Download Presentation
Damage Illustrations

Loading in 2 Seconds...

play fullscreen
1 / 81

Damage Illustrations - PowerPoint PPT Presentation


  • 78 Views
  • Uploaded on

Damage Illustrations. Approach. Figure 14: Moderate Damage - Approach Slab Settlement at the Abutment. Note the cracking of the concrete barrier as well. Figure 15: Moderate to Major Damage - Approach Settlement After Northridge.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Damage Illustrations' - manning


Download Now An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
slide5
Figure 14: Moderate Damage - Approach Slab Settlement at the Abutment. Note the cracking of the concrete barrier as well.
figure 56 settlement at the bridge approach likely caused by soil settlement around the abutment
Figure 56: Settlement at the bridge approach, likely caused by soil settlement around the abutment

(Northridge EQ)

slide17
Figure 58: Misalignment of curb line and bowing of railing. Notice that the white edge line is slightly shifted at the joint.
figure 18 and 19 severe damage deck collapse1
Figure 18 and 19: Severe Damage: Deck Collapse

(I-10 and SR 118 Damage from Northridge EQ http://itsdocs.fhwa.dot.gov/jpodocs/repts_te/13775.html)

slide30
Figure 16: Moderate Damage - Vertical and horizontal movement at joint indicates possible bearing or girder displacement and damage
slide31
Figure 16: Moderate Damage - Vertical and horizontal movement at joint indicates possible bearing or girder displacement and damage

100_8561

figure 21 minor damage transverse movement along the centerline check for bearing damage
Figure 21: Minor Damage: Transverse Movement Along the Centerline (Check for bearing damage.)
slide58

Moderate to Severe Damage - Spalled column, buckling of primary reinforcement, compression failure, and lack of adequate transverse reinforcement to brace the primary reinforcement

figure 42 severe damage shear failure
Figure 42: Severe Damage: shear failure

(1971 San Fernando Earthquake)

slide66

Figure 48: Moderate Damage: Spalling and cracking of abutment, movement at ground level. Note that the rebar is not rusting, an indication that damage is recent.

1994 Northridge Earthquake, California

slide67
not new damage. As observed in the first image, there is also no damage to the rail curb line, or utilities. Mark ‘No’ for column 6.
slide71

Figure 59: Movement of the trusses at Pier 23 of the San Francisco Oakland Bay Bridge during the Loma Prieta earthquake. The shoe (at the right) hit the two pipes that carried electric wires and dented them. These dents indicated that there was at least 3 to 4 inches of movement.