bcdfdaf4__Best_Bee_Hive____Bee_Thinking__LANGSTROTH_HIVE
[0] Weight [TOP BAR HIVE] The easiest on the back. Once the hive is in place, lifting only involves 3-7lb combs. [WARRE HIVE] Significantly lighter than the Langstroth, heavier than the horizontal top bar hive. [LANGSTROTH HIVE] 
The heaviest and most awkward to lift and maintain, between approximately 30 and 80lbs, depending on the box size.
The Best Bee Hive? | Bee Thinking
LANGSTROTH HIVE