The box with the collectible is attached to the wall next to a small external balcony. Land underneath, in the location shown in the screenshot.
Start by selecting the remote controlled batarang , look up and throw it towards the balcony. The batarangs needs to hit the button above the box. You now have 5 seconds to hit three buttons directly in front of Batman and here, you need to use the regular batarangs. After you do so, return to the balcony and collect the Datapack.
Reach the small balconies under the bridge and start on the one shown in the screenshot, which is located to the South-East of the collectible. Jump down onto the pressure plate. From now on, you have 25 seconds to solve this puzzle.
Glide towards the balcony located directly to the North (the screenshot) and pull yourself towards it using the hook. Make sure that you have not touched to the pressure plate.
Finally, glide towards the balcony located to the South-West of your current position (the screenshot). Also here, you need to use the hook and walk onto the pressure plate. You may now collect the Datapack from the box attached to this balcony.
Reach the boat with two pressure plates and a box with the collectible. Stand on the higher plate shown in the screenshot, target the large metal structure located near the second plate and use the hook launcher to catapult Batman towards that plate.
Start gliding, perform a turn in mid-air and land onto the second pressure plate (the screenshot). The key to solving this puzzle is not to touch to any other surface in the meantime. After you are done, collect the Datapack.
Datapack 6 (The bridge's inside)
The collectible is close to the Freight Elevator Shaft. Reach the top of the shaft's lower part but, instead of taking the door to the next location, turn back, towards the Northern ledge shown in the screenshot. Make it over to the ledge using the hook.
Start exploring the new part of the shaft and use the glue grenade along your way to insulate the pipe. Ultimately, you need to reach the venting shaft's entrance. Rip off the grate and enter. After a while, you will find the Datapack.
Datapack 7 (The bridge's inside)
The collectible is in the Train Station Maintenance, , i.e. the area that connects the upper part of the elevator shaft with the train station.
Start on the ledge above, to the South-East of the collectible. Turn to the Northern wall, thanks to which you will locate the manhole shown in the screenshot. Open it with the claw.
Select the remote controlled batarang from the inventory and throw it into the pipe behind the hatch you have just opened. Make sure that the batarangs reaches the area with the collectible and hit the button shown in the screenshot. You can now return downstairs and slide under the partially risen gate, which will take you to the Datapack.
Datapack 8 (The bridge's inside)
The collectible is in the Northern part of the Freight Elevator Shaft. Start by making it over to the elevator's roof and climb onto the neighboring ledge. Look up and locate the Datapack (shown in the screenshot) which you need to grapple using the claw.
Datapack 9 (The bridge's inside)
The Datapack is in the first place that you visit after entering the bridge's central structure. [Maintenance Room]. It is hidden under the main balcony and it is quite easy to access it (you need crouch several times and slide)
Datapack 10 (The bridge's inside)
The collectible is in the Freight Elevator Shaft. Start by reaching place where you need to insulate three pipes with the hot steam coming out. After you do that, jump up to reach the ledge that they are on and turn towards the Southern part of the shaft (the above screenshot).
Select the remote controlled batarangs from the inventory, throw it ahead and turn left several times (the batarangs will move in the counterclockwise direction). After the batarangs reaches the cage with the collectible, turn left again (the screenshot) and direct it towards a very well-hidden button.
You can now return towards the Datapack located in the South-Eastern part of the shaft. Use the claw to grab it at a distance. .
For finding all of the datapacks, you are rewarded with the audio file connected with Alberto Falcone.