Large span structural roof coal storages shed steel space frame barrel coal bunker

The construction structure is in barrel shell shape, full-width is 64.572m，full-length is 175m, height is 25.957m, net span is 61m ,foundation height is 4.5mm and construction area is 11300.1m2.

The space frame is in square pyramid bolt ball node structure and barrel shell shape, with the bearing way of bottom supporting, and total 52 column points.

The bottom foundation of the space frame is in reinforced concrete structure, the dimension of upper chord grid is about 3.5mx3.546m, and bottom is about 3.5mx3.293m, thickness of the space frame is 2.5m.

we apply cold pressed C steel on the roof purlin, and the roof panel is color painted with pressed steel plate.