F5 Tower, 5th & Columbia Construction Engineering
Lund Opsahl provided construction engineering services on this 44-story building in downtown Seattle.
![](https://i1.wp.com/lundopsahl.com/wp-content/uploads/2021/03/The-Mark-Dec-2016-15.jpg?ssl=1)
![](https://i1.wp.com/lundopsahl.com/wp-content/uploads/2021/03/5th-Columbia-Oct-2016-13.jpg?ssl=1)
![](https://i1.wp.com/lundopsahl.com/wp-content/uploads/2021/03/5th-Columbia-Nov-2016-12.jpg?ssl=1)
![](https://i1.wp.com/lundopsahl.com/wp-content/uploads/2021/03/MG_1631.jpg?ssl=1)
![](https://i2.wp.com/lundopsahl.com/wp-content/uploads/2021/03/MG_1516.jpg?ssl=1)
Lund Opsahl provided construction engineering services on this 44-story building in downtown Seattle.