Fierro part 4 20100118
January 20, 2010 by clperry
Filed under General Information, Structural
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- Wood utility pole, broken at mid-height.
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- Tank farm; tanks unanchored but no sign of damage.
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- Bridge; see screenshot of damage at corbel below deck.
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- Typical rebar layout for confined masonry visible at construction site. Column has 2-#3 and 2-#4 deformed bars, 1/4″ dia. smooth open hoops spaced at 8″. Column grid about 15′; no hoops in beam-column joints; short column splice in or near joint. Similar layout seen at bldgs. of various heights. (Might be described as confined masonry without confinement.)
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- Damage to roadways evident throughout region.
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- Low resolution screen shot showing damage to top of corbel beneath bridge. Similar damage on opposite side.
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![3-story collapse at UNIH University in Leogane. [N18° 31.702'; W72° 34.524'] Little or no infill; still under construction.](http://www.eqclearinghouse.org/20100112-haiti/wp-content/uploads/2010/01/DSC_0083_resize_21-150x150.jpg)
- 3-story collapse at UNIH University in Leogane. [N18° 31.702'; W72° 34.524'] Little or no infill; still under construction.
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- 3-story collapse; close-up of broken column stub protruding up through slab
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- 3-story collapse; side view.
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![2-story collapse at school in Leogane; both stories collapsed in portion shown here. [N18° 30.421'; W72° 37.577']](http://www.eqclearinghouse.org/20100112-haiti/wp-content/uploads/2010/01/DSC_0138_resize_21-150x150.jpg)
- 2-story collapse at school in Leogane; both stories collapsed in portion shown here. [N18° 30.421'; W72° 37.577']
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- School Leogane; 2nd story still standing in this section.
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- School Leogane; shear failures at first floor joints. Not clear how much infill was present at first floor; 2nd story still has some transverse infill walls.
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- School Leogane; incipient shear failure at roof joint.
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- School Leogane; 2nd story infill separated at end walls but still in the frame.
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- School Leogane; failures at both 1st and 2nd story joints in this section.
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- Widespread damage to 1- and 2-story structures in Leogane; E. Fierro estimates ground motion 0.45g in this area based on damage. Damage west of epicenter more severe than in Port-au-Prince.
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- Street scene Leogane; concrete collapse at left; wood structure collapsed into street.
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- 2-story wood structure in Leogane; first floor collapsed.
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- Municipal building, Leogane.
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![Cathedral, Leogane. Unreinforced masonry brick and rubble with light steel framing supporting roof. [N18° 30.633; W72° 37.988]](http://www.eqclearinghouse.org/20100112-haiti/wp-content/uploads/2010/01/DSC_0239_resize_21-150x150.jpg)
- Cathedral, Leogane. Unreinforced masonry brick and rubble with light steel framing supporting roof. [N18° 30.633; W72° 37.988]
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- Cathedral, Leogane. Additional view.
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- Leogane. Confined masonry residence; no sign of damage.
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![Landslide onto road. [N18° 32.763; W72° 28.170]](http://www.eqclearinghouse.org/20100112-haiti/wp-content/uploads/2010/01/DSC_0300_resize_21-150x150.jpg)
- Landslide onto road. [N18° 32.763; W72° 28.170]
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![Collapsed concrete and masonry residence with irregular roof ("little towers like a castle"). Located NE of Port-au-Prince [N18° 45.744; W72° 27.548]](http://www.eqclearinghouse.org/20100112-haiti/wp-content/uploads/2010/01/DSC_0345_resize_22-150x150.jpg)
- Collapsed concrete and masonry residence with irregular roof (“little towers like a castle”). Located NE of Port-au-Prince [N18° 45.744; W72° 27.548]
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