Bolt-Up Steel Buildings

Bolt-Up Steel Buildings

Easy-To-Assemble, Fast Turnaround Time, and Affordable!


Standard Steel Building Kits Include:


  • Installation Guide:
    • Easy to follow UCOA steel building kits assembly instructions and construction plans
  • Framing:
    • 8″ 16 gauge, red iron roof purlin, flush wall girts, eave struts, and end wall columns
    • 8″ 14 gauge, red iron sidewall column and rafter.
    • 14 gauge red iron base angle
    • 3/8″ thick steel structural plates
    • and universal bolt package for simple installation
  • Roof:
    • Prime, 26 gauge acrylic Galvalume
    • R-Loc -3.12 pitch
  • Walls:
    • Prime, 26 gauge CentralGuard painted R-Loc
  • Trim:
    • Painted 26 gauge trim package includes base, rake, formed ridgecap, corners, eave, and peak box trims
  • Opening:
    • 10’W x 7′, 8′, or 9’H framed opening at one end wall
    • Door trim package included painted jamb/header and jamb cover trim
  • Accessories:
    • Roof and wall enclosures
    • Butyl tape
    • Clear sealant
    • 1 1/2″ structural A325 bolts and nuts
    • 1 1/4″ masonry drive-in anchor for base condition
    • 1 1/4″ self-drilling fasteners
    • 1 1/4″ A307 fin neck bolts and nuts
    • 7/8″ lap fasteners
    • Pop rivets
    • 3070 steel walk door, jamb and lever lockset
  • Warranty:
    • 40-yr limited paint warranty on painted panels and 25-yr perforation warranty on unpainted panels

Centra Series Bolt-Up Steel Buildings are easy to assemble and require only a few tools. They are engineered for easy assembly with no welding necessary. Choose the perfect size, and UCOA will send the complete package with easy-to-follow instructions, delivered fast.


Available Options:

  • Wainscot wall and trim package
  • Gutter and downspouts with kickout
  • Painted roof with CentralGuard® protection
  • DripX™ condensation barrier
  • Add additional endwall framed opening
  • Add additional sidewall framed opening**
  • Add 30mph wind (upgrade to 145mph)

Design Criteria

  • IBC 2012 & 2015
  • Wind exposure C (closed)
  • 115 mph Wind
  • 20lb. reducible roof live load
  • 25lb. roof / 30lb. ground snow load
  • 1lb. collateral
  • Category II occupancy
  • Standard deflections
  • Seismic Zone D


Check out our available sizes:



20w  X  24l  X  10h
24w  X  30l  X  10h
30w  X  40l  X  10h
30w  X  52l  X  10h

20w  X  24l  X  12h
24w  X  30l  X  12h
30w  X  40l  X  12h
30w  X  52l  X  12h