diff --git a/citadel.dme b/citadel.dme
index 898d2771d3f1..4ea19607e254 100644
--- a/citadel.dme
+++ b/citadel.dme
@@ -2824,6 +2824,9 @@
 #include "code\modules\games\spaceball_cards.dm"
 #include "code\modules\games\tarot.dm"
 #include "code\modules\games\unus.dm"
+#include "code\modules\gateway\quantum_archway\quantum_archway.dm"
+#include "code\modules\gateway\quantum_archway\quantum_archway_linker.dm"
+#include "code\modules\gateway\quantum_archway\quantum_archway_segment.dm"
 #include "code\modules\genetics\side_effects.dm"
 #include "code\modules\ghostroles\instantiator.dm"
 #include "code\modules\ghostroles\menu.dm"
diff --git a/code/game/machinery/_machinery.dm b/code/game/machinery/_machinery.dm
index dfb3d955096c..1607d20b0c7a 100644
--- a/code/game/machinery/_machinery.dm
+++ b/code/game/machinery/_machinery.dm
@@ -107,30 +107,34 @@
 	rad_flags = RAD_BLOCK_CONTENTS
 	// todo: anchored / unanchored should be replaced by movement force someday, how to handle that?
 
-	//* Construction / Deconstruction
+	//* Construction / Deconstruction *//
+
 	/// allow default part replacement. null for disallowed, number for time.
 	var/default_part_replacement = 0
+
 	/// Can be constructed / deconstructed by players by default. null for off, number for time needed. Panel must be open.
 	//  todo: proc for allow / disallow, refactor
 	var/default_deconstruct
-	/// Can have panel open / closed by players by default. null for off, number for time needed. You usually want 0 for instant.
-	var/default_panel
-	/// Can be anchored / unanchored by players without deconstructing by default with a wrench. null for off, number for time needed.
-	//  todo: proc for allow / disallow, refactor, unify with can_be_unanchored
-	var/default_unanchor
 	/// default deconstruct requires panel open
 	var/default_deconstruct_requires_panel_open = TRUE
 	/// tool used for deconstruction
 	var/tool_deconstruct = TOOL_CROWBAR
+
+	/// Can have panel open / closed by players by default. null for off, number for time needed. You usually want 0 for instant.
+	var/default_panel
 	/// tool used for panel open
 	var/tool_panel = TOOL_SCREWDRIVER
-	/// tool used for unanchor
-	var/tool_unanchor = TOOL_WRENCH
 	/// default icon state overlay for panel open
 	var/panel_icon_state
 	/// is the maintenance panel open?
 	var/panel_open = FALSE
 
+	/// Can be anchored / unanchored by players without deconstructing by default with a wrench. null for off, number for time needed.
+	//  todo: proc for allow / disallow, refactor, unify with can_be_unanchored
+	var/default_unanchor
+	/// tool used for unanchor
+	var/tool_unanchor = TOOL_WRENCH
+
 	//* unsorted
 	var/machine_stat = 0
 	var/emagged = FALSE
diff --git a/code/modules/gateway/quantum_archway/quantum_archway.dm b/code/modules/gateway/quantum_archway/quantum_archway.dm
new file mode 100644
index 000000000000..5ce1d67f73f5
--- /dev/null
+++ b/code/modules/gateway/quantum_archway/quantum_archway.dm
@@ -0,0 +1,47 @@
+//* This file is explicitly licensed under the MIT license. *//
+//* Copyright (c) 2024 Citadel Station developers.          *//
+
+/**
+ * Controller datum for quantum archways
+ */
+/datum/quantum_archway
+	/// active?
+	var/active = FALSE
+	/// segments in us
+	var/list/obj/machinery/quantum_archway_segment/segments
+	/// our linked archway
+	///
+	/// * UI/UX reasons: must be same axis as us (so no NORTH to EAST, only NORTH to SOUTH)
+	/// * simulation reasons: must be opposite dir as us (so NORTH to SOUTH, no NORTH to NORTH)
+	/// * lazy, can be fixed later: must be same length
+	var/datum/quantum_archway/linked
+
+/datum/quantum_gateway/New(obj/machinery/quantum_gateway_segment/segment)
+	#warn impl
+
+/datum/quantum_gateway/Destroy()
+	#warn impl
+	return ..()
+
+/datum/quantum_gateway/proc/activate()
+
+/datum/quantum_gateway/proc/deactivate()
+
+/datum/quantum_gateway/proc/set_activation(new_activation)
+	if(new_activation == active)
+		return
+	if(new_activation)
+		activate()
+	else
+		deactivate()
+
+/datum/quantum_gateway/proc/merge_with(datum/quantum_gateway/other)
+
+/datum/quantum_gateway/proc/split_at(obj/machinery/quantum_gateway_segment/segment)
+
+/datum/quantum_gateway/proc/set_linked(datum/quantum_gateway/other)
+
+/datum/quantum_gateway/proc/get_length()
+	return length(segments)
+
+#warn impl
diff --git a/code/modules/gateway/quantum_archway/quantum_archway_linker.dm b/code/modules/gateway/quantum_archway/quantum_archway_linker.dm
new file mode 100644
index 000000000000..47e04eced05f
--- /dev/null
+++ b/code/modules/gateway/quantum_archway/quantum_archway_linker.dm
@@ -0,0 +1,11 @@
+//* This file is explicitly licensed under the MIT license. *//
+//* Copyright (c) 2024 Citadel Station developers.          *//
+
+/**
+ * Linker for archways.
+ *
+ * * You must use this to set ID, you can't set it directly.
+ */
+/obj/map_helper/quantum_archway_linker
+
+#warn impl
diff --git a/code/modules/gateway/quantum_archway/quantum_archway_segment.dm b/code/modules/gateway/quantum_archway/quantum_archway_segment.dm
new file mode 100644
index 000000000000..57bc385207b6
--- /dev/null
+++ b/code/modules/gateway/quantum_archway/quantum_archway_segment.dm
@@ -0,0 +1,54 @@
+//* This file is explicitly licensed under the MIT license. *//
+//* Copyright (c) 2024 Citadel Station developers.          *//
+
+/**
+ * A segment of a quantum arch: A mapped archway allowing instant transportation between two locales.
+ *
+ * * autolinking, adminbus support included
+ */
+/obj/machinery/quantum_archway_segment
+	name = "quantum archway"
+	desc = "A massive, nigh-indestructible archway connecting to a linked line-gate in another locale."
+	#warn sprite
+
+	opacity = TRUE
+	density = FALSE
+	integrity_flags = INTEGRITY_INDESTRUCTIBLE
+
+	use_power = USE_POWER_OFF
+
+	/// are we active?
+	var/active = FALSE
+	/// our archway controller datum
+	var/datum/quantum_archway/controller
+	/// our cached id
+	///
+	/// * intentionally not allowed to be edited by mapper. use the linker helper.
+	var/tmp/rebuild_id
+
+/obj/machinery/quantum_archway_segment/Initialize()
+	form_network()
+	return ..()
+
+/obj/machinery/quantum_archway_segment/Destroy()
+	break_network()
+	return ..()
+
+#warn impl
+
+/obj/machinery/quantum_archway_segment/proc/form_network()
+	if(!controller)
+		controller = new(src)
+
+/obj/machinery/quantum_archway_segment/proc/break_network()
+	controller?.split_at(src)
+
+/obj/machinery/quantum_archway_segment/proc/activate()
+
+/obj/machinery/quantum_archway_segment/proc/deactivate()
+
+/obj/machinery/quantum_archway_segment/proc/set_active(new_activation)
+
+/obj/machinery/quantum_archway_segment/proc/set_partner(obj/machinery/quantum_archway_segment/partner)
+	ASSERT(partner.dir == turn(dir, 108))
+