The bottle is on the second watchtower [#1] - you can pretty much shoot it while on the first tower, right after eliminating the sniper.
The bottle is standing on a desk inside the second building [#2] - the one which is "higher" on the map. Inside a room on the right.
On a platform beside one of the parts [#3] - firstly follow corridor 38 and turn right (it ends there's a dead end).
At the top of one of the scaffoldings [#4], right after reaching the part of the compound with the office.
On a shelf inside the office [#5] that you need to reach.
Gold Bar 1/10
On a toilet [#1] inside the first building you visit - first entrance on the left if you head inside from the back.
Gold Bar 2/10
On a desk inside the first building [#2] - to the right of the main entrance (opposite if you head inside form the back).
Gold Bar 3/10
On a chest by one of the beds [#3] in the second building (the one closer to the top of the map).
Gold Bar 4/10
On the second watchtower [#4], on a crate by the entrance.
Gold Bar 5/10
On a table inside the control room with a machine gun [#5] - the first room on the right after entering the tunnel.
Gold Bar 6/10
Inside corridor 38, in an alcove on the right, behind some crates [#6].
Gold Bar 7/10
On the desk [#7] inside a small room to the right, in corridor 39.
Gold Bar 8/10
At the top of the scaffolding on the right [#8] (heading towards the office). You need to go up the stairs.
Gold Bar 9/10
At the top of the scaffolding on the right [#9] (heading towards the office). You need to go up the stairs.
Gold Bar 10/10
On a desk inside the office [#10].