Timberland Structural Share: Engineers - Structural Timberland Structural Visit Website 790 N Washington St. Apt 907 Denver, Colorado 80203 (303) 578-2652 LinkedIn Hours: Monday - Friday 7:00 am - 4:00 pm Saturday & Sunday Closed About Map About Timberland Structural provides residential structural engineering and foundation engineering services. We pride ourselves on getting you designs and answers quickly! Directions At the corner of 8th and N Washington St. What's Nearby? Distance: 5 10 15 20 25 50 mi.