Seismic remediation devices, systems, and methods

Abstract

A seismic remediation device includes a body with a first half and a second half structured to be coupled to the first half around an interface between a pile and a pile cap in a pile-supported structure. Each half of the bracket includes a base with a hollow half cylinder shape and an upwardly facing U-shaped flange coupled to the base. The bases of the halves of the bracket are securable around at least a portion of circumference of a pile and the upwardly facing U-shaped flanges of the halves of the bracket cooperate to receive a longitudinal portion of the pile cap. The halves of the bracket being coupleable to each other proximate the interface between the pile and the pile cap.

1 . A pile support system to mitigate structural failure, comprising:
 a bracket structured to be coupled to a cylindrical pile structure and a pile cap associated with a bridge, the bracket including a body having a first half and a second half structured to be coupled to the first half, the first half of the body including:
 a tubular base having a hollow half cylinder shape shaped and sized to match a first half of the vertical cylindrical pile; 
 a lower channel defined by the tubular base; 
 an upwardly facing U-shaped flange coupled to the tubular base, the upwardly facing U-shaped flange configured to receive a lower surface of the rectangular horizontal pile cap; and 
 an upper channel defined by the flange; 
   the second half of the body including:
 a tubular base having a hollow half cylinder shape that is shaped and sized to match a second half of the vertical cylindrical pile; 
 a lower channel defined by the tubular base; 
 an upwardly facing U-shaped flange coupled to the tubular base, the upwardly facing U-shaped flange configured to receive the lower surface of the rectangular horizontal pile cap; and 
 an upper channel defined by the flange, 
   wherein the lower channel of the first half of the body and the lower channel of the second half of the body are securable around a circumference of the vertical cylindrical pile and the upper channel of the first half of the body and the upper channel of the second half of the body are securable around a longitudinal section of rectangular horizontal pile cap.   
     
     
         2 . The pile support system of  claim 1 , wherein the lower channel of the first half of the body is perpendicular to the upper channel of the first half of the body. 
     
     
         3 . The pile support system of  claim 1 , wherein the lower channel of the first half of the body has a same size and shape as the lower channel of the second half of the body. 
     
     
         4 . The pile support system of  claim 1 , wherein the upper channel of the first half of the body has a same size and shape as the upper channel of the second half of the body. 
     
     
         5 . The pile support system of  claim 1 , wherein the upwardly facing U-shaped flange of the first half of the body includes sidewalls that define the upper channel of the first half of the body, the sidewalls of the upwardly facing U-shaped flange of the first half of the body being flat and planar. 
     
     
         6 . The pile support system of  claim 1 , wherein the upwardly facing U-shaped flange of the second half of the body includes sidewalls that define the upper channel of the second half of the body, the sidewalls of the flange of the second half of the body being flat and planar. 
     
     
         7 . The pile support system of  claim 1 , wherein the first half of the body includes tabs and the second half of the body includes tabs corresponding to the tabs of the first half of the body, the first half of the body being coupleable to the second half of the body with nut and bolt assemblies through the tabs of the first half of the body and the tabs of the second half of the body. 
     
     
         8 . The pile support system of  claim 1 , wherein the first half of the body is coupled to the second half of the body with a bracket. 
     
     
         9 . The pile support system of  claim 1 , wherein the tubular base of the first half of the body and the tubular base of the second half of the body each include a first material having a modulus of elasticity and a second material having a modulus of elasticity greater than the modulus of elasticity of the first material, the second material positioned proximate an interface between the pile and the pile cap to reduce strain at the interface. 
     
     
         10 . A pile support device to mitigate structural failure, comprising:
 a bracket structured to be coupled to a cylindrical pile structure and a pile cap of a land-based structure, the bracket including:
 a first half including a lower channel and an upper channel, the upper channel of the first half of the bracket defined by the upwardly facing U-shaped flange that is configured to receive the pile cap, the lower channel of the first half of the bracket having a hollow half cylinder configuration that is shaped and sized to match a first half of the cylindrical pile structure; 
 a second half including a lower channel and an upper channel, the upper channel of the second half of the bracket defined by the upwardly facing U-shaped flange that is configured to receive the pile cap, the lower channel of the second half of the bracket having a hollow half cylinder configuration that is shaped and sized to match a second half of the cylindrical pile structure; 
 the second half structured to be coupled to the first half with the lower channel of the first half and the lower channel of the second half cooperating to define a pile channel securable around at least a portion of a circumference of the cylindrical pile structure and the upper channel of the first half and the upper channel of the second half cooperating to define a pile cap channel securable around at least a longitudinal portion of the pile cap of the land-based structure. 
   
     
     
         11 . The pile support device of  claim 10 , wherein the lower channel of the first half and the lower channel of the second half each have a different shape than the upper channel of the first half and the second upper of the second half. 
     
     
         12 . The pile support device of  claim 10 , wherein the lower channel of the first half is perpendicular to the upper channel of the second half. 
     
     
         13 . The pile support device of  claim 10 , wherein the first half of the bracket includes a base and an upwardly facing U-shaped flange coupled to the base, the lower channel of the first half of the bracket defined by the base, the base of the first half of the bracket having a hollow half cylinder shape and the upwardly facing U-shaped flange of the first half of the bracket having a rectangular shape with flat and planar sidewalls. 
     
     
         14 . The pile support device of  claim 10 , wherein the second half of the bracket includes a base and an upwardly facing U-shaped flange coupled to the base, the lower channel of the second half of the bracket defined by the base, the base of the second half of the bracket having a hollow half cylinder shape and the upwardly facing U-shaped of the second half of the bracket having a rectangular shape with flat and planar sidewalls. 
     
     
         15 . The pile support device of  claim 10 , wherein each of the lower channels of the first half of the bracket and the second half of the bracket have a same size and shape and each of the upper channels of the first half of the bracket and the second half of the bracket have a same size and shape. 
     
     
         16 . A method, comprising:
 selecting a size, shape, and radius of curvature of a pile support bracket having a first half and a second half, the first half and second half each having an upper channel that is sized and shaped based on a pile cap, and the first half and second half each having a lower channel that is sized and shaped based on the radius, diameter, size of the cylindrical pile structure; and   coupling the pile support bracket to the cylindrical pile structure and the pile cap, including:
 positioning a lower channel of a first half of the pile support bracket defined by a tubular base with a hollow half cylinder shape of the first half of the pile support bracket around a first portion of the cylindrical pile structure; 
 positioning an upper channel of the first half of the pile support bracket defined by an upwardly facing U-shaped flange of the first half of the pile support bracket around a first portion of the pile cap; 
 positioning a lower channel of a second half of the pile support bracket defined by a tubular base with a hollow half cylinder shape of the second half of the pile support bracket around a second portion of the cylindrical pile structure opposite to the first portion of the cylindrical pile structure; 
 positioning an upper channel of the second half of the pile support bracket defined by an upwardly facing U-shaped flange of the second half of the pile support bracket around a second portion of the pile cap, which is integral with the first portion of the pile cap; and 
 coupling the first half of the pile support bracket to the second half of the pile support bracket around a portion of a circumference of the cylindrical pile structure and around a portion of a longitudinal section of the pile cap. 
   
     
     
         17 . The method of  claim 16 , further comprising at least one of:
 coupling at least one nut and bolt assembly to a corresponding at least one tab coupled to the first half of the pile support bracket and at least one tab coupled to the second half of the pile support bracket;   securing a clamp between the first half of the pile support bracket and the second half of the pile support bracket; and   fastening the first half of the pile support bracket and the second half of the pile support bracket to the cylindrical pile structure with fasteners.   
     
     
         18 . The method of  claim 16 , further comprising:
 aligning the lower channel of the first half of the pile support bracket with the lower channel of the second half of the pile support bracket to define a pile channel securable around the portion of the circumference of the cylindrical pile structure; and   aligning the upper channel of the first half of the pile support bracket with the upper channel of the second half of the pile support bracket to define a pile cap channel securable around the portion of the longitudinal section of the pile cap.   
     
     
         19 . The method of  claim 16 , further comprising:
 arranging the upper channel of the first half of the pile support bracket perpendicular to the lower channel of the first half of the pile support bracket.   
     
     
         20 . The method of  claim 16 , further comprising:
 coupling the pile support bracket to an interface between the cylindrical pile structure and the pile cap.