diff --git a/code/__DEFINES/layers.dm b/code/__DEFINES/layers.dm
index 2ecdda04738..9bf9988160f 100644
--- a/code/__DEFINES/layers.dm
+++ b/code/__DEFINES/layers.dm
@@ -111,9 +111,13 @@
 #define HIGH_TURF_LAYER 2.03
 #define TURF_PLATING_DECAL_LAYER 2.031
 #define TURF_DECAL_LAYER 2.039 //Makes turf decals appear in DM how they will look inworld.
-#define DISPOSAL_PIPE_LAYER 2.04
-#define WIRE_LAYER 2.041
-#define ABOVE_OPEN_TURF_LAYER 2.042
+#define LATTICE_LAYER 2.04
+#define DISPOSAL_PIPE_LAYER 2.042
+#define WIRE_LAYER 2.044
+#define GLASS_FLOOR_LAYER 2.046
+#define TRAM_RAIL_LAYER 2.047
+#define TRAM_FLOOR_LAYER 2.048
+#define ABOVE_OPEN_TURF_LAYER 2.049
 
 //WALL_PLANE layers
 #define CLOSED_TURF_LAYER 2.05
@@ -121,11 +125,7 @@
 // GAME_PLANE layers
 #define BULLET_HOLE_LAYER 2.06
 #define ABOVE_NORMAL_TURF_LAYER 2.08
-#define LATTICE_LAYER 2.2
 #define GAS_PIPE_HIDDEN_LAYER 2.35 //layer = initial(layer) + piping_layer / 1000 in atmospherics/update_icon() to determine order of pipe overlap
-#define TRAM_XING_LAYER 2.41
-#define TRAM_RAIL_LAYER 2.42
-#define TRAM_FLOOR_LAYER 2.43
 #define WIRE_BRIDGE_LAYER 2.44
 #define WIRE_TERMINAL_LAYER 2.45
 #define GAS_SCRUBBER_LAYER 2.46
diff --git a/code/game/objects/structures/plaques/static_plaques.dm b/code/game/objects/structures/plaques/static_plaques.dm
index 80436bf8d1c..7c1c4129c03 100644
--- a/code/game/objects/structures/plaques/static_plaques.dm
+++ b/code/game/objects/structures/plaques/static_plaques.dm
@@ -147,4 +147,5 @@
 	desc = "A plate showing details from the manufacturer about this Nakamura Engineering SkyyTram Mk IV, serial number LT301TG2563. We are not responsible for any injuries or fatalites caused by usage of the tram. For technical assistance in the event of malfunction please contact: (the info seems to be scratched up to the point of being unreadable.)"
 	icon_state = "commission_tram"
 	custom_materials = list(/datum/material/titanium = 2000)
+	plane = GAME_PLANE
 	layer = LOW_OBJ_LAYER
diff --git a/code/game/turfs/open/floor/glass.dm b/code/game/turfs/open/floor/glass.dm
index a66b2a88bed..d00d25998f1 100644
--- a/code/game/turfs/open/floor/glass.dm
+++ b/code/game/turfs/open/floor/glass.dm
@@ -5,7 +5,8 @@
 	icon_state = "glass-0"
 	base_icon_state = "glass"
 	baseturfs = /turf/baseturf_bottom
-	underfloor_accessibility = UNDERFLOOR_INTERACTABLE
+	layer = GLASS_FLOOR_LAYER
+	underfloor_accessibility = UNDERFLOOR_VISIBLE
 	smoothing_flags = SMOOTH_BITMASK
 	smoothing_groups = SMOOTH_GROUP_TURF_OPEN + SMOOTH_GROUP_FLOOR_TRANSPARENT_GLASS
 	canSmoothWith = SMOOTH_GROUP_FLOOR_TRANSPARENT_GLASS
diff --git a/code/modules/industrial_lift/tram_override_objects.dm b/code/modules/industrial_lift/tram_override_objects.dm
index 81fcfa5f4cc..f4bf2e999e5 100644
--- a/code/modules/industrial_lift/tram_override_objects.dm
+++ b/code/modules/industrial_lift/tram_override_objects.dm
@@ -54,7 +54,6 @@
 /turf/open/floor/glass/reinforced/tram
 	name = "tram bridge"
 	desc = "It shakes a bit when you step, but lets you cross between sides quickly!"
-	layer = TRAM_XING_LAYER
 
 /obj/machinery/door/window/tram
 	icon = 'icons/obj/doors/tramdoor.dmi'