Pine rampart. Beware of termites.
The item id for Rampart Pine in unturned is 445. You can use this ID with the commands below to spawn the item, give it to a player or buy it on a modded economy server.
Useable: Structure
Construct: Rampart
Size_X: 2
Size_Y: 1
Size_Z: 0.3
Health: 450
Range: 8
Explosion: 29
Blueprints: 1
Blueprint_0_Type: Structure
Blueprint_0_Supplies: 1
Blueprint_0_Supply_0_ID: 41
Blueprint_0_Supply_0_Amount: 3
Blueprint_0_Products: 2
Blueprint_0_Build: 27
PlacementAudioClip: Sounds/WoodenPlacement.mp3
Has_Clip_Prefab: false