Engineered Wood I Joists
Boise Cascade BCI 90
Boise Cascade BCI 90 engineered I-joists provide higher-stiffness LVL-flange framing for demanding floor and roof spans. Depth variants share common bearing, fire assembly, and code-report attributes.
Flange Material
VERSA-LAM LVL
Flange Thickness
1-1/2 in
Web Material
OSB Exposure 1
Web Thickness
3/8 in or 7/16 in
Min End Bearing
1-1/2 in
Min Intermediate Bearing
3-1/2 in
Model Comparison
5 models
| Specification | 11-7/8 in | 14 in | 16 in | 18 in | 20 in |
|---|---|---|---|---|---|
| Model | — | — | — | — | — |
Shared Specifications
All models| flange_material | VERSA-LAM LVL |
| flange_thickness | 1-1/2 in |
| web_material | OSB Exposure 1 |
| web_thickness | 3/8 in or 7/16 in |
| min_end_bearing | 1-1/2 in |
| min_intermediate_bearing | 3-1/2 in |
| icc_es | ESR-1336 |
| warranty | Limited Lifetime |
| fire_rating | 1-hour and 2-hour assemblies available |
| flange_width | 3-1/2 in |
| moe | 2.0E |
| max_cantilever | Per BC Calc software |