System including adjustable continuity joints and/or rotation mitigation sliding posts for rail elements

1. A barrier system, comprising:

a first precast barrier segment having a first angled face at an end of the first precast barrier segment;

a second precast barrier segment having a second angled face at an end of the second precast barrier segment, the end of the second precast barrier segment connected to the end of the first precast barrier segment; and

a coupling assembly connecting the first angled face of the first precast barrier segment to the second angled face of the second precast barrier segment, wherein the coupling assembly comprises angled faces that simultaneously contact both the first angled face of the first precast barrier segment and the second angled face of the second precast barrier segment.

2. The barrier system of claim 1 , wherein the first and second precast barrier segments are precast concrete barrier segments.

3. The barrier system of claim 1 , wherein the first precast barrier segment has a third angled face at the end of the first precast barrier segment, on a side opposite the first angled face, wherein the second precast barrier segment has a fourth angled face at the end of the second precast barrier segment, on a side opposite the second angled face, and wherein a second coupling assembly connects the third angled face of the first precast barrier segment to the fourth angled face of the second precast barrier segment.

4. The barrier system of claim 1 , wherein the coupling assembly comprises a V-shaped connector that simultaneously contacts the first angled face of the first precast barrier segment and the second angled face of the second precast barrier segment.

5. The barrier system of claim 4 , further comprising fasteners that secure the V-shaped connector to the first angled face of the first precast barrier segment and to the second angled face of the second precast barrier segment.

6. The barrier system of claim 5 , wherein the first precast barrier segment has a first internal angled face for receiving a first fastener that secures the V-shaped connector to the first angled face, and wherein the second precast barrier segment has a second internal angled face for receiving a second fastener that secures the V-shaped connector to the second angled face.

7. A barrier system, comprising:

a first precast barrier segment having a first angled face at an end of the first precast barrier segment;

a second precast barrier segment having a second angled face at an end of the second precast barrier segment, the end of the second precast barrier segment connected to the end of the first precast barrier segment;

a coupling assembly connecting the first angled face of the first precast barrier segment to the second angled face of the second precast barrier segment; and

an elastically-deformable support structure for supporting the first precast barrier segment on a support surface.

8. The barrier system of claim 7 , further comprising:

a first sliding post disposed between the first precast barrier segment and the support surface, the sliding post configured to slide laterally upon the support surface and at least partially support the first precast barrier segment to prevent the first precast barrier segment from overturning when the elastically-deformable support structure is deformed.

9. The barrier system of claim 7 , wherein the first and second precast barrier segments are precast concrete barrier segments.

10. The barrier system of claim 7 , wherein the first precast barrier segment has a third angled face at the end of the first precast barrier segment, on a side opposite the first angled face, wherein the second precast barrier segment has a fourth angled face at the end of the second precast barrier segment, on a side opposite the second angled face, and wherein a second coupling assembly connects the third angled face of the first precast barrier segment to the fourth angled face of the second precast barrier segment.

11. The barrier system of claim 7 , wherein the coupling assembly comprises a V-shaped connector that simultaneously contacts the first angled face of the first precast barrier segment and the second angled face of the second precast barrier segment.

12. The barrier system of claim 11 , further comprising fasteners that secure the V-shaped connector to the first angled face of the first precast barrier segment and to the second angled face of the second precast barrier segment.

13. The barrier system of claim 12 , wherein the first precast barrier segment has a first internal angled face for receiving a first fastener that secures the V-shaped connector to the first angled face, and wherein the second precast barrier segment has a second internal angled face for receiving a second fastener that secures the V-shaped connector to the second angled face.

14. A structural assembly, comprising:

a first prefabricated structural element having a first angled face at an end of the first prefabricated structural element;

a second prefabricated structural element having a second angled face at an end of the second prefabricated structural element, the end of the second precast barrier segment connected to the end of the first prefabricated structural element; and

a coupling assembly connecting the first angled face of the first prefabricated structural element to the second angled face of the second prefabricated structural element, the coupling assembly providing shear and moment continuity across the first and second prefabricated structural elements, wherein the coupling assembly comprises angled faces that simultaneously contact both the first angled face of the first precast barrier segment and the second angled face of the second precast barrier segment.

15. The structural assembly of claim 14 , wherein the first prefabricated structural element has a third angled face at the end of the first prefabricated structural element, on a side opposite the first angled face, wherein the second prefabricated structural element has a fourth angled face at the end of the second prefabricated structural element, on a side opposite the second angled face, and wherein a second coupling assembly connects the third angled face of the first prefabricated structural element to the fourth angled face of the prefabricated structural element.

16. The structural assembly of claim 14 , wherein the first and second prefabricated structural elements comprise steel, concrete, fiber-reinforced plastic (FRP), or wood.

17. The structural assembly of claim 14 , wherein the first and second prefabricated structural elements comprise barrier segments.

18. The structural assembly of claim 14 , wherein the coupling assembly comprises a V-shaped connector that simultaneously contacts the first angled face of the first prefabricated structural element and the second angled face of the second prefabricated structural element.

19. The structural assembly of claim 18 , further comprising fasteners that secure the V-shaped connector to the first angled face of the first prefabricated structural element and to the second angled face of the second prefabricated structural element.

20. The structural assembly of claim 19 , wherein the first prefabricated structural element has a first internal angled face for receiving a first fastener that secures the V-shaped connector to the first angled face, and wherein the second prefabricated structural element has a second internal angled face for receiving a second fastener that secures the V-shaped connector to the second angled face.