diff --git a/mods/ra/bits/proctop.shp b/mods/ra/bits/proctop.shp
new file mode 100644
index 0000000000..99b5c6aafb
Binary files /dev/null and b/mods/ra/bits/proctop.shp differ
diff --git a/mods/ra/rules/structures.yaml b/mods/ra/rules/structures.yaml
index 8e4c781af3..3b42da3efb 100644
--- a/mods/ra/rules/structures.yaml
+++ b/mods/ra/rules/structures.yaml
@@ -867,6 +867,8 @@ PROC:
 		Minimum: 500
 		SoundToVictim: credit1.aud
 	DeadBuildingState:
+	WithIdleOverlay@TOP:
+		Sequence: idle-top
 
 SILO:
 	Inherits: ^Building
diff --git a/mods/ra/sequences/structures.yaml b/mods/ra/sequences/structures.yaml
index 9d96fbb2b6..f2a486e900 100644
--- a/mods/ra/sequences/structures.yaml
+++ b/mods/ra/sequences/structures.yaml
@@ -74,13 +74,22 @@ fact:
 proc:
 	idle:
 		Start: 0
+		ZOffset: -1c511
 	damaged-idle:
 		Start: 1
+		ZOffset: -1c511
+	idle-top: proctop
+		Start: 0
+		ZOffset: 0
+	damaged-idle-top: proctop
+		Start: 1
+		ZOffset: 0
 	make: procmake
 		Start: 0
 		Length: *
 	dead: procdead
 		Start: 0
+		ZOffset: -1c511
 	bib: bib2
 		Start: 0
 		Length: *