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A cable tray apparatus for use with a ladder-type cable tray having a pair of parallel spaced apart rails interconnected by a plurality of rungs is disclosed. The cable tray apparatus includes an elongate flexible spine member selectively bendable into a number of different configurations, and a plu

A cable tray apparatus for use with a ladder-type cable tray having a pair of parallel spaced apart rails interconnected by a plurality of rungs is disclosed. The cable tray apparatus includes an elongate flexible spine member selectively bendable into a number of different configurations, and a plurality of spaced apart hangers attached to the elongate spine member along the length thereof, each of the plurality of hangers defining a partially enclosed area configured and dimensioned to receive at least one cable therein, wherein each of the plurality of hangers includes a support bracket integrally formed therewith for removably attaching the hanger to at least one of the pair of spaced apart rails of the ladder-type cable tray. The present disclosure also relates to methods of using the cable tray subassemblies disclosed herein in conjunction with ladder-type cable trays.

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1. A cable tray apparatus, for use with a ladder-type cable tray having a pair of parallel spaced apart rails interconnected by a plurality of rungs, comprising:an elongate flexible spine member selectively bendable into a number of different configurations; and a plurality of spaced apart hangers a

1. A cable tray apparatus, for use with a ladder-type cable tray having a pair of parallel spaced apart rails interconnected by a plurality of rungs, comprising:an elongate flexible spine member selectively bendable into a number of different configurations; and a plurality of spaced apart hangers attached to the elongate spine member along the length thereof, each of the plurality of hangers defining a partially enclosed area configured and dimensioned to receive at least one cable therein, wherein each of the plurality of hangers includes a support bracket integrally formed therewith for removably attaching the hanger to at least one of the pair of spaced apart rails of the ladder-type cable tray, wherein each support bracket includes: a first portion which is integral with the hanger, and is oriented orthogonal to the spine member; and a second portion which is integral with the first portion, is oriented orthogonal to the first portion, and is oriented toward the spine member. 2. The cable tray apparatus according to claim 1, wherein the elongate flexible spine member is bendable in at least one of a vertical and a horizontal direction.3. The cable tray apparatus according to claim 1, wherein the plurality of hangers are arrayed along the elongate flexible spine member to define a pathway to support and direct cables.4. The cable tray apparatus according to claim 1, wherein each hanger includes a cable support member integrally attached to the elongate flexible spine member and a pair of spokes integrally formed at either end of the cable support member.5. The cable tray apparatus according to claim 4, wherein each spoke is substantially U-shaped including a riser portion integrally connected to an end of the cable support member and a return portion integrally connected to an end of the riser portion.6. The cable tray apparatus according to claim 5, wherein each support bracket is integrally connected to a free end of a respective return portion.7. The cable tray apparatus according to claim 6, wherein each support bracket includes a guide member having a first leg portion integrally formed with and coaxially extending from a distal end of the return portion, a second leg portion spaced from and parallel with the first leg portion, and an interconnecting member integrally connected to and extending between the first and second leg portions.8. The cable tray apparatus according to claim 7, wherein each support bracket further includes a mounting bracket integrally connected to a distal end of the second leg portion.9. The cable tray apparatus according to claim 8, wherein each mounting bracket includes a support leg integrally formed at the distal end of the second leg portion, wherein the support leg is oriented in a direction orthogonal with respect to the second leg portion and a guide leg integrally formed at the distal end of the support leg, wherein the guide leg is oriented in a direction substantially parallel with the return portion.10. The cable tray apparatus according to claim 6, wherein the support brackets provide the cable tray apparatus with a snap-fit engagement with a ladder-type cable tray.11. The cable tray apparatus according to claim 10, wherein each of the support brackets includes:an arm integrally connected to a distal end of the return portion, the arm extending in an orthogonal direction away from the elongate spine member and in a direction substantially parallel to the cable support member; a leg integrally connected to a distal end of the arm, the leg extending in a direction orthogonal to the cable support member and parallel with the return portion; and a locking member integrally connected to a distal end of the leg, the locking member having a portion extending in a direction toward the elongate spine member. 12. The cable tray apparatus according to claim 11, further comprising:a plurality of tethers extending between and releasably connected, one each, to the locking members of the plurality of hangers. 13. The cable tray apparatus according to claim 12, wherein each locking member is a hook.14. A cable tray apparatus, for use in conjunction with a ladder-type cable tray having a pair of parallel spaced apart rails interconnected by a plurality of rungs, comprising:an elongate spine member; a plurality of spaced apart hangers attached to the elongate spine member along the length thereof, each of the plurality of hangers defining a partially enclosed area configured and dimensioned to receive at least one cable therein, wherein each of the plurality of hangers includes: a cable support member having a first end and a second end, the cable support member being oriented in a direction which is substantially orthogonal to the elongate spine member, a spoke connected to each of the first end and second end of the cable support member to define a channel into which runs of cable are to be laid, each spoke includes a pair of riser portions integrally connected, one each, to the first end and the second end of the cable support member, the pair of risers oriented in a direction which is orthogonal to the cable support member and the spine member, and a pair of return portions integrally connected, one each, to a free end of each of the pair of riser portions, the pair of return portions being oriented in a direction which is substantially parallel to the pair of riser portions; and a pair of support brackets integrally connected, one each, to a free end of the pair of return portions for removably attaching each of the plurality of hangers to at least one of the pair of spaced apart rails of the ladder-type cable tray, each of the support brackets includes: a guide member having a first leg portion integrally formed with and coaxially extending from a distal end of the return portion; a second leg portion spaced from and parallel with the first leg portion; and an interconnecting member integrally connected to and extending between the first and second leg portions. 15. The cable tray apparatus according to claim 14, wherein each support bracket further comprises a mounting bracket integrally connected to the distal end of the second leg portion, wherein each mounting bracket includes:a support leg integrally formed at a distal end of the second leg portion, wherein the support leg is oriented in a direction orthogonal with respect to the second leg portion; and a guide leg integrally formed at a distal end of the support leg, wherein the guide leg is oriented in a direction substantially parallel with the return portion. 16. The cable tray apparatus according to claim 14, wherein each of the support brackets includes:an arm integrally connected to a distal end of the return portion, the arm extending in an orthogonal direction away from the elongate spine member and in a direction substantially parallel to the cable support member; a leg integrally connected to a distal end of the arm, the leg extending in a direction orthogonal to the cable support member and parallel with the return portion; and a locking member integrally connected to a distal end of the leg, the locking member having a portion extending in a direction toward the elongate spine member. 17. The cable tray apparatus according to claim 16, further comprising:a plurality of tethers extending between and releasably connected, one each, to the locking members of the plurality of hangers. 18. A method of installing a series of cable tray apparatus, to a cable tray having a pair of spaced apart rails interconnected by a plurality of rungs, comprising the steps of:providing a plurality of cable tray subassemblies, each cable tray apparatus including: an elongate flexible spine member selectively bendable into a number of different configurations; a plurality of spaced apart hangers attached to the elongate spine member along the length thereof, each of the plurality of hangers defining a partially enclosed area configured and dimensioned to receive at least one cable therein, wherein each of the plurality of hangers includes a support bracket integrally formed therewith for removably attaching each hanger to the pair of spaced apart rails of the cable tray; and mounting the plurality of cable tray apparatus along the length of the cable tray such that the support brackets are removably supported by the rails of the cable tray. 19. In combination with a ladder-type cable tray having a pair of parallel spaced apart rails interconnected by a plurality of rungs, a cable tray apparatus comprising:a plurality of hangers configured and adapted to define a partially enclosed area for receiving at least one cable therein, wherein each of the plurality of hangers includes at least one mounting structure configured and dimensioned to maintain the plurality of hangers removably mounted atop the pair of parallel spaced apart rails of the ladder-type cable tray; and a connecting element configured and dimensioned to interconnect each of the plurality of hangers to one another. 20. The cable tray apparatus according to claim 19, wherein the connecting element is an elongate bendable spine member extending across each of the plurality of hangers.21. The cable tray apparatus according to claim 20, wherein each of the plurality of hangers includes a cable support member oriented in a direction which is substantially orthogonal to the direction of the elongate bendable spine member.22. The cable tray apparatus according to claim 21, wherein each of the plurality of hangers includes a spoke extending from each end of the cable support member, wherein each spoke is oriented in a direction orthogonal to the elongate spine and the cable support member.23. The cable tray apparatus according to claim 22, wherein each spoke includes a mounting structure configured and dimensioned to selectively and releasably connect the cable tray apparatus atop a portion of the existing cable tray structure.