Conduit Triple 90° End
While not as sturdy as solid concrete, iron constructions have high structural integrity, requiring fewer support pillars.
Salvage drops
Electrical Parts× 1
Iron× 2-6
Extra parts when salvaged with a wrench, ratchet or impact driver.
When it collapses
Falling, it leaves 
Scrap Metal Pile (60% of the time) where it lands.
Where to find (14 POIs)
Hybrid Mining (tier 5), Navezgane Athletics Complex (tier 5), Navezgane County Jail (tier 5), Shamway Factory (tier 5), Ironwood Paper Mill (tier 4), The Wright Residence (tier 4), Atlas Metal Company (tier 3), Hexagon Hideaway (tier 3), The Serrano Residence (tier 3), Three Dollar Store (tier 3), Pass-N-Gas Store #04 (tier 1), Ranger Station Delta (tier 1), Crystal Spin Industrial Laundry, Perishton.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.