GluLam Posts

• Stronger – unequaled design values
• Still CCA – more consistent and complete below ground .60 pcf CCA treatment
• Lighter – kiln dried after treating
• Minimizes Cracking, Splitting and Checking
• Untreated Tops, standard
• Structural Glu-Laminated Fingerjoints and Laminations – water-proof, permanent, below ground structural adhesive – no nails!
• The most Economical true Glu-Lam Post on the market.
• Backed by an industry-leading 50 Year Warranty. Contact your Rigidply distributor to discuss your project.
  

Standard Stock Sizes

3 ply 2 x 6, 5 1/4” x 4 1/16”
Standard lengths: 8’ – 36’

3 ply 2 x 8, 7” x 4 1/16”
Standard lengths: 10’ – 36’

4 ply 2 x 6, 5 1/4” x 5 3/8”
Standard lengths: 10’ – 36’

4 ply 2 x 8, 7” x 5 3/8”
Standard lengths: 12’ – 36’

Options

• 6’0” minimum (3-ply) or 7’9” minimum (4-ply) standard treatment length. Other lengths of treatment available upon request.
• Other post sizes are available upon request.
• Posts can be manufactured in lengths to 60’0”.
• For field-notching, specify the lamination and length of glue-skip to match your project.

Standard Specifications

All columns shall be Rigidply Rafters, Inc Glu-Lam columns manufactured of #1 Southern Yellow Pine treated with CCA to a 0.6 pcf retention and #1 untreated Southern Yellow Pine. The treated portion shall be designed to extend at least one foot above the ground line. The adhesives shall be for wet-use conforming to “ASTM 2559”. The laminations shall be surfaced, glued, and then clamped. The columns shall be surfaced, after curing, on the narrow faces of the laminations.

Each production lot shall be qualified by the following tests as described in AITC 200-92:
AITC Test T107 Shear
AITC Test T110 Cyclic Delamination
AITC Test T119 End Joint Tension

Glu-Lam Post Design Values

3 PLY 2 X 6
Actual Size = 5.25″ x 4.0625 …..F_{by-y =} 2050psi

Area = 21.328 sq. in. ………………F_{c =} 2150psi

S_{y =} 18.66in.³………………………….E_{y-y =} 1700000psi

l_y = 48.99in⁴

 

3 PLY 2 X 8
Actual Size = 7.0″ x 4.0625″ …….F_by-y = 1900psi

Area = 28.438 sq. in. ………………F_c = 2150psi

S_y = 33.18in.³………………………….E_y-y = 1700000psi

l_y = 116.12in⁴

 

4 PLY 2 X 6
Actual Size = 5.25″ x 5.375″ …….F_by-y = 2350psi

Area = 28.219 sq. in. ………………F_c = 2150psi

S_y = 24.691in.³………………………..E_y-y = 1700000psi

l_y = 64.815in⁴

 

4 PLY 2 X 8
Actual Size = 7.0″ x 5.375″ ………F_by-y = 2350psi

Area = 37.625 sq. in. ………………F_c = 2150psi

S_y= 43.90in.³………………………….E_y-y = 1700000psi

l_y = 153.64in⁴