Free-Standing Specifications

Available Sizes:

  • Bay Widths – 12’, 14‘, 16’ 20‘, 22’ 24‘, 26’, 28‘, and 30’
  • Lengths – Any multiple of 3’, 4‘, 5’, or 6‘

Material Specifications:

  • Anchors and sleeves – 1.9” x 13ga tube (60,000psi yield/75,000psi tensile)
  • 12’ to 20‘ Bows – 1.66” x 16ga tube (60,000psi yield/75,000psi tensile)
  • 22’ to 30‘ Bows – 1.66” x 14ga tube (40,000psi yield/45,000psi tensile)
  • Crossbraces*, corner braces, and purlins – 1.315 x 18ga tube (45,000psi yield/48,000psi tensile) * 22′ to 30′ have crossbraces, 12′ to 20′ do not have crossbraces
  • Rib braces – .922” x 18ga tube (45,000psi yield/48,000psi tensile)

Design Criteria:

  • Bow spacing is 3’, 4’, 5’, or 6’.  12’ to 20’ widths have one purlin.  22’ wide and up have three purlins with the option of five.
  • Wind load – All widths 70 mph
  • Endwall area – 12’ wide/85 sqft, 14’ wide/87 sqft, 16’ wide/85 sqft, 20’ wide/150 sqft, 22’ wide/157 sqft, 24’ wide/184 sqft, 26’ wide/211 sqft, 28’ wide/238 sqft, 30’ wide/275 sqft

Ground Snow Loads

Width 3′ Bow Spacing 4′ Bow Spacing 5′ Bow Spacing 6′ Bow Spacing
12′ 63 lbs/sq ft 48 lbs/sq ft 38 lbs/sq ft 32 lbs/sq ft
14′ 52 lbs/sq ft 39 lbs/sq ft 31 lbs/sq ft 26 lbs/sq ft
16′ 56 lbs/sq ft 43 lbs/sq ft 34 lbs/sq ft 28 lbs/sq ft
20′ N/A N/A N/A N/A
22′ 52 lbs/sq ft 38 lbs/sq ft 31 lbs/sq ft 26 lbs/sq ft
24′ 42 lbs/sq ft 31 lbs/sq ft 25 lbs/sq ft 21 lbs/sq ft
26′ 34 lbs/sq ft 25 lbs/sq ft 20 lbs/sq ft 17 lbs/sq ft
28′ 26 lbs/sq ft 20 lbs/sq ft 16 lbs/sq ft 13 lbs/sq ft
30′ 26 lbs/sq ft 20 lbs/sq ft 16 lbs/sq ft 13 lbs/sq ft

Request a Quote