Structures Design Guidelines | Jan 2008
8 - Movable Bridges |

## 8.3 Special Strength Load Combination [LRFD- MHBD 2.4.2.2]

Evaluate the following owner-specified special design vehicle for Strength II Load Combination of the LRFD Specification as follows: Apply the full HL-93 loading to the design of the cantilever girders for bascule bridges, assuming the span locks are not engaged (driven) to transmit live load to the opposite leaf.