Index: ps/trunk/binaries/data/mods/public/simulation/components/Foundation.js
===================================================================
--- ps/trunk/binaries/data/mods/public/simulation/components/Foundation.js
+++ ps/trunk/binaries/data/mods/public/simulation/components/Foundation.js
@@ -401,7 +401,7 @@
 
 		var cmpBuildingHealth = Engine.QueryInterface(building, IID_Health);
 		if (cmpBuildingHealth)
-			cmpBuildingHealth.SetHitpoints(cmpHealth.GetHitpoints());
+			cmpBuildingHealth.SetHitpoints(progress * cmpBuildingHealth.GetMaxHitpoints());
 
 		PlaySound("constructed", building);