Inflatable barrier boxes added to engineering. Inflatable barrier crates can be ordered by the QM. Briefcase icon_state fixed.

code/datums/supplypacks.dm

@@ -174,6 +174,16 @@ var/list/all_supply_groups = list("Operations","Security","Hospitality","Enginee
 	containername = "Emergency Crate"
 	group = "Engineering"
 
+/datum/supply_packs/evacuation
+	name = "Inflatable barriers"
+	contains = list(/obj/item/weapon/storage/briefcase/inflatable,
+					/obj/item/weapon/storage/briefcase/inflatable,
+					/obj/item/weapon/storage/briefcase/inflatable)
+	cost = 20
+	containertype = /obj/structure/closet/crate
+	containername = "Inflatable Barrier Crate"
+	group = "Engineering"
+
 /datum/supply_packs/janitor
 	name = "Janitorial supplies"
 	contains = list(/obj/item/weapon/reagent_containers/glass/bucket,

code/game/objects/items/weapons/storage/briefcase.dm

@@ -2,6 +2,7 @@
 	name = "briefcase"
 	desc = "It's made of AUTHENTIC faux-leather and has a price-tag still attached. Its owner must be a real professional."
 	icon_state = "briefcase"
+	item_state = "briefcase"
 	flags = FPRINT | TABLEPASS| CONDUCT
 	force = 8.0
 	throw_speed = 1