Project Description
BNSF Bridge 66.4 over Little Salmon River
Location: Carson, WA
Owner: BNSF Railway
Contractor: Advanced American Construction
Work Description:
- Analysis of new 336ft long truss for construction loading and design of added braces
- Analysis of truss transfer from fabrication facility to travel barge including barge stability and required ballasting during roll on and structural evaluation of barge elements and design of the necessary stiffening and strengthening of particular barge elements
- Design of falsework on float in barge to support truss in the transverse orientation
- Design of float in ballasting requirements
- Analysis of existing truss for removal including design of additional bracing
- Onsite support during 36hr change out