1. All framing members shall be shop fabricated for field bolted assembly. The surfaces of the bolted connections shall be smooth and free from burrs or distortions.
2. All shop connections shall be in accordance with the manufacturer's standard design practices as specified in Paragraph 2.1.1. Certification of welder qualifications will be furnished when required and specified in advance.
3. All framing members, where necessary, shall carry an easily identifying mark.

1. Rigid Frame: All rigid frames shall be welded built-up "I" sections or hot-rolled sections. The columns and the rafters may be either uniform depth or tapered. Flanges shall be connected to webs by means of a continuous fillet weld on one side.
2. Endwall Frames: All endwall roof beams and endwall columns shall be cold-formed "C" sections, mill-rolled sections, or built-up "I" sections depending on design requirements.
3. Plates, Stiffeners, etc.: All base plates, splice plates, cap plates, and stiffeners shall be factory welded into place on the structural members.
4. Bolt Holes, etc.: All base plates, splice and flanges shall be shop fabricated to include bolt connection holes. Webs shall be shop fabricated to include bracing holes.
5. Connections for secondary structural (purlins and girts) shall be by means of welded clips.

1. Purlins and Girts: Purlins and girts shall be cold-formed "Z" sections with stiffened flanges. Flange stiffeners shall be sized to comply with the requirements of the latest edition of AISI. Purlin and girt flanges shall be unequal in width to allow for easier nesting during erection. They shall be prepunched at the factory to provide for field bolting to the rigid frames. They shall be simple or continuous span as required by design. Connection bolts will install through the webs, not flanges.
2. Eave Struts: Eave Struts shall be unequal flange cold-formed "C" sections.
3. Base Angle: A base member will be supplied by which the base of the wall covering may be attached to the perimeter of the slab. This member shall be secured to the concrete slab with ram-sets, expansion bolts, or equivalent anchors as shown on the drawings.

1. Diagonal Bracing: Diagonal bracing in the roof and sidewalls shall be used to remove longitudinal loads (wind, crane, etc.) from the structure. This bracing will be furnished to length and equipped with bevel washers and nuts at each end. It may consist of rods threaded each end or galvanized cable with suitable threaded end anchors. If load requirements so dictate, bracing may be of structural angle and/or pipe, bolted in place.
2. Flange Braces: The compression flange of all primary framing shall be braced laterally with angles connecting to the webs of purlins or girts so that the flange compressive stress is within allowable limits for any combination of loading.
3. Special Bracing: When diagonal bracing is not permitted in the sidewall, a rigid frame type portal or fixed base columns will be used. Wind bracing in the roof and/or walls need not be furnished where it can be shown that the diaphragm strength of the roof and/or wall covering is adequate to resist the applied wind forces.

1. Roof panels shall be any of the following: "R", "PBR", or standing seam. "PBR" panels shall have an extended purlin bearing leg. For standing seam see Sections 5.3 and 5.4.
2. Wall panels may be any of the following: "R", "U", "A", "AM", "PBR", "ShadowRib^®", or "NuWall^®" profile. Panel profiles "A", "AM", "ShadowRib^®", and "NuWall^®" are considered Architectural panels. "PBR" panels shall have an extended purlin bearing leg.
3. Panels "R", "PBR", "U", "A", or "AM" shall either be 26 or 24 gauge Galvalume Plus^® or pre-coated Galvalume^® steel. "NuWall^®" panel shall either be 22 or 24 gauge Galvalume Plus^® or pre-coated Galvalume^® steel.
4. Agricultural Panel - "Stormproof^®" liner panels as specified shall be 29 gauge (.014 minimum) Galvalume Plus^® or pre-painted Galvalume^® steel.
5. Retro-Fit Panel - "Retro R^®" roof or wall panels as specified shall be 29 gauge Galvalume Plus^® or pre-painted Galvalume^® steel.
6. Standing Seam Roof Panels - see Section 5.3 and 5.4.

1. "R" Panel shall have major ribs 1 1/4" high spaced 12" on center. In the flat area between the major ribs are two smaller minor ribs. Each panel shall provide 36" net coverage in width. All sidelaps shall be at least one major rib.
2. "U" Panel shall have ribs 3/4" high spaced 6" on center. Each panel shall provide 36" net coverage in width. All sidelaps shall be at least one rib.
3. "PBR" (Purlin bearing leg) Panels shall have major ribs 1 1/4" high spaced 12" centers. In the flat area between the major ribs are two smaller minor ribs. Each panel shall provide 36" net coverage in width. All sidelaps shall be at least one major rib.
4. Architectural ("A" or "AM") Panel shall have a configuration consisting of ribs 1 1/8" or 1 3/16" deep. Major corrugations shall be spaced 12" on center. Panel design produces a decorative smooth shadow line with semi-concealed fasteners. Architectural panels shall provide a 36" net coverage in width. All sidelaps shall be at least one major rib.
5. Architectural ShadowRib^® Panel shall have a configuration consisting of a 5 1/4" flat area with a 1 1/2" deep indentation in the middle of the panel. The panel coverage is to be 16", with a panel depth of 3".
6. Architectural "NuWall^®" Panel shall be 2 1/2" deep x 12" wide with 1/2" deep fluting with concealed fasteners.
7. "Stormproof^®" Panel shall have major ribs 3/4" high spaced 9" on center. In the flat area between the major ribs are two smaller minor ribs. Each panel shall provide 36" net coverage in width. All sidelaps shall be at least one major rib.
8. "Retro R^®" (Retro-Fit) panels shall have major ribs 1" high at 12" centers. Each panel shall provide 36" net coverage in width. All sidelaps shall be at least one major rib. This panel is designed to go over existing "R" panel roofs. The existing roof panels do not have to be removed.
9. "Artisan^® 1" Liner/Soffit Panel shall be flat, 1" high and provide 12" net coverage width. Panels shall be interlocking and be fastened with a concealed fastener. Panels are also available with two stiffening ribs.
10. Panel Length: All wall panels shall be continuous from sill to roof line and all roof panels shall be continuous from eave to ridge except where lengths become prohibitive for handling purposes. All end laps shall be at least 6" on roof and 4" on walls.
11. Endwall Edge Cuts: All endwall panels for buildings with 1:12 or less roof slope shall be square cut. All endwall panels for buildings with more than 1:12 roof slope shall be bevel cut by the erector in the field.

Panel Type - WeatherRoof II^® (Snap-Lock) and WeatherRoof^® III (Machine Seamed)

1. Standing Seam Roof Panels shall be UL-90 rated, roll-formed, 24 or 22 gauge Galvalume^®, whether Galvalume Plus^® or pre-painted. Galvalume^® sheet shall have a coating weight of .5 oz./sq. ft. with a minimum yield of 50,000 ksi and conform to ASTM-792. Pre-painted finish shall be a premium Fluoropon¨ coating produced with either Kynar 500^® or Hylar 5000^® resins and have a full 20 year warranty.
2. Panels shall be 24" wide with 2 minor ribs in between seams. Panel seam is 3" high.
3. One side of the panel shall be female in configuration, which will have factory applied hot-melt mastic (see 5.3.9) inside the female seam. The female side will snap over the male side. When using WeatherRoof^® II Standing Seam, this procedure will form a self-locking snap system. If choosing WeatherRoof^® III Standing Seam, the male and female seams will be continuously locked together by an electrically powered mechanical seamer, forming a 360 degree Pittsburgh Seam.
4. The panels shall be factory notched at both ends so that field installation can commence or terminate from either end of the building. Panels cannot start at both ends of the building and work towards each other.
5. Maximum panel length shall be no more than 45'-0" unless otherwise discussed and approved by the sales or manufacturing manager.
6. Endlaps
1. Endlaps shall have a 16 gauge backup plate. The panel shall have five pre-punched holes in the flat and dimples in the trapezoidal legs for proper placement of fasteners.
2. Mastic (see 5.3.5) shall be applied between the panels and secured with 1/4" - #14 x 1 1/4 self drilling fasteners through the panels, and backup plate to form a compression joint.
3. Endlaps and eaves shall be the only places in the roof system where through the roof fasteners can be used inside the building envelope.
7. Fasteners
1. Eave - 1/4" - #14 x 1 1/4" long life self drilling with sealing washer.
2. Endlaps - 1/4" - #14 x 1 1/4 long life self drilling with sealing washer.
3. Ridge - #14 x 7/8" Lap Tek long life self-drilling with sealing washer.
4. Clips/to purlin - 1/4" - #14 x 1" Tek 2 long life self-drilling with Hex Washer Head and 5/8" O.D. washer.
5. Clips/floating to bar joists - #12-24 x 1 1/4" Tek 4.5 self-drilling with Washer Head and 5/8" O.D. washer.
6. Long Life fasteners, where exposed, are standard when using a Galvalume Plus^® roof panel.
8. Clips
1. All clips shall have factory applied mastic and be designed so that movement between the panel and the clip does not occur.
2. Low fixed clips - shall be 3 3/8" in height providing a 3/8" clearance for insulation between the panel and the purlin or joist.
3. High fixed clips - shall be 4 3/8" in height to accommodate a thermal spacer for added insulation at the purlins.
4. Low or high floating clips - shall be either 3 3/8" or 4 3/8" in height. Floating clips shall provide a minimum of 2" travel to allow for expansion and contraction.

 

9. Sealants And Closures
1. Factory applied sealant used in panel sidelaps shall be a hot melt, foamable mastic - Q41A.
2. Field applied sealant used at the endlaps, eave, ridge assembly, and gable flashings shall be 100% solids butyl-based elastomeric tape sealant, furnished in roll form or pre-cut to length. See manual for application.
3. Outside closures shall be manufactured from the same materials as the roof panels.
4. Inside closures shall be 18 gauge metal.

1. Panel Description
1. Standing Seam Roof Panels shall be UL-90 rated, roll-formed, 24 or 22 gauge Galvalume^®, whether Galvalume Plus^® or pre-painted. Galvalume^® sheet shall have a coating weight of .5 oz./sq. ft. with a minimum yield of 50,000 ksi and conform to ASTM-792. Pre-painted finish shall be a premium Fluoropon^® coating produced with either Kynar 500^® or Hylar 5000^® resins and have a full 20 year warranty.
2. Panels profiles shall be 2" inches high x 16" wide. Panel seam is 2" high. All panels shall be striated.
3. One side of the panel shall be female in configuration, which will have factory applied hot-melt mastic (see 5.4.5) inside the female seam. The female side will fit over the male side and be continuously locked together by an electrically powered mechanical seamer.
4. Maximum panel length shall be no more than 45'-0" unless otherwise discussed and approved by the sales or manufacturing manager.
2. Endlaps
1. Endlaps shall have pre-punched holes in panels and a 16 gauge backup plate for proper placement of fasteners.
2. Mastic (see 5.4.5) shall be applied between the panels and secured with #14 x 1" Long Life self drilling fasteners with sealing washer, through the upper panel, mastic, lower panel and backup plate to form a compression joint.
3. Endlaps and eaves shall be the only places in the roof system where through-the-roof exposed fasteners will be used inside the building envelope.
3. Fasteners
1. Eave - #12 x 1" long life self drilling with sealing washer.
2. Endlaps - #14 x 1 1/4" long life self drilling with sealing washer.
3. Ridge - #14 x 7/8" Lap Tek long life self-drilling with sealing washer.
4. Clips to purlin - #12 x 1" Tek 2 self-drilling with Hex Head without washer.
5. Clips to bar joists - #12-24 x 1 1/4" Tek 4.5 self-drilling with Hex Head without washer.
6. Long Life fasteners, where exposed, either self-drilling or self-tapping, utilizing corrosion resistant head with an extended long life warranty, are standard. These fasteners are recommended for use when using a Galvalume Plus^® roof panel.
7. Special applications may require the use of other fastener types than what are listed above. Review Erection Manual.
4. Clips
1. All clips shall have factory applied mastic.
2. Fixed clips - shall be either 2 3/8" or 3" in height and are to be used with blanket insulation.
3. Floating clips - shall be either 2 3/8" or 3" in height and are to be used with blanket insulation.
5. Sealants And Closures
1. Factory applied sealant used in panel sidelaps shall be a hot melt, foamable mastic - Q41A.
2. Field applied sealant used at the endlaps, eave, ridge assembly, and gable flashings shall be 100% solids butyl-based elastomeric tape sealer, furnished in roll form or pre-cut to length.
3. Outside closures shall be manufactured from the same materials as the roof panels.

1. Structural Bolts: All bolts used in connections of secondary framing to primary framing shall be zinc plated ASTM A307 or ASTM A325 as required by design.
2. Fasteners for Roof Panels: All panels shall be attached to the secondary framing members by means of:
1. Option #1: Self-drilling structural screws for roofs shall be carbon steel #12-14 x 1 1/4" Hex Washer Head, cadmium or zinc plated, with or without painted head, assembled with EPDM washer. These fasteners are applicable for use with fiberglass blanket insulation from 1" to 3" thick.
2. Option #2: Self-drilling structural screws shall be carbon steel #12-14 x 1 1/2" Hex Washer Head, cadmium or zinc plated, with or without painted head, assembled with EPDM washer. These fasteners are applicable for use with fiberglass blanket insulation from 3 1/2" to 6" thick.
3. Option #3: Self-tapping screws shall be #14 x 3/4" type "A" or "AB", zinc plated, painted or plain head assembled with a bonded or separate EPDM washer. These fasteners are applicable for use with fiberglass blanket insulation from 1" to 3" thick. Longer lengths are available. Pre-drilling is required.
4. Option #4: Optional Long Life fastener, in either self-tapping or self-drilling fasteners. Recommended when using Galvalume Plus^® panels.
3. Fasteners for Roof Panel Sidelaps are as follows:
1. Option #1: Self-drilling - #14 x 7/8" Lap Tek zinc plated, painted or plain head assembled with sealing washer.
2. Option #2: Above fasteners in a Long Life finish, either in self-drilling or self-tapping. Corrosion resistant head with a long life extended warranty. These fasteners are recommended when using Galvalume Plus^® panels.
3. Option #3: Self-tapping - #14 x 3/4" type "A" or "AB" zinc plated, painted or plain head assembled with sealing washer.
4. Fasteners for the Standing Seam Roof Panels and clips: See Sections 5.3.7 and 5.4.3.
5. Fasteners for Wall Panels: All "R", "PBR", "A" and "AM" Panels shall be attached to the secondary framing members by means of:
1. Option #1: Self-drilling fasteners of carbon steel #12 x 1" without washers as herein described for fiberglass insulation up to 3" thick and #12 x 1 1/2" for fiberglass insulation 3" to 6" thick.
2. Option #2: Corrosion resistant type Long Life fasteners with sealing washers, either self-tapping or self-drilling, as herein described.
3. Option #3: Self-tapping #14 x 3/4" carbon steel fasteners as herein described. These fasteners are applicable with fiberglass insulation up to 3" thick. #14 x 1-1/2" fasteners are required for 3" to 6" thick insulation. Pre-drilling is required.
6. Fasteners for Wall Panel Sidelaps:
1. Option #1: Self-drilling - #14 x 7/8" carbon steel screws as herein described.
2. Option #2: Corrosion resistant type Long Life fasteners with sealing washers, either self-drilling or self-tapping, as herein described.
3. Option #3: Self-tapping - #14 x 3/4" carbon steel screws as herein described. Pre-drilling is required.
7. Blind Rivets: All blind rivets shall be 1/8" diameter, high strength stainless steel pull rivet Type ADH.
8. Fasteners for "Retro R^®" Panel are as follows: Roof & wall sidelaps - self-tapping fasteners shall be #14 x 3/4" Type "A", Long Life corrosion resistant plain or painted head with a bonded EPDM washer. Also available is a 3/16" TLR rivet, plain or painted, with a bonded EPDM washer. Pre-drilling of panel sidelaps will be required. These will also be used at the roof eave, endlap, ridge and at intermediate rib locations. If being used as a wall panel, the fasteners would be used at wall base, eave, endlap, and intermediate ribs. See Erection Manual for locations.

1. Closure Strips: the corrugations of the roof and wall panels shall be filled with solid or closed-cell, performed rubber, neoprene or polyethylene closures along the eave, ridge rake or base when required for weather tightness. Closures must be ordered separately.
2. Standing Seam Roof Closures: See Sections 5.3.9 and 5.4.5.
3. Sealants: Roof panels shall be sealed with 3/32" x 3/8" wide tape sealant. The material shall be a Butyl base elastic compound with a minimum solid content of 99%, Schnee-Moorehead #522 or equal. The sealant shall have good adhesion to metal and be non-staining, non corrosive, non-shrinking, non-oxidizing, non-toxic and non-volatile. The service temperature shall be from -60^oF to +300^oF. Optional 3/32" x 1" tape is available.
4. Standing Seam Sealant: See Sections 5.3.9 & 5.4.5.
5. Caulk: All gutter and downspout joints, rake flashing laps, ridge flashing laps, doors, windows, and louvers shall be sealed with white, burnished slate, or gray pigmented caulk of Butyl rubber base, or clear silicone.

1. Gutters and Flashing: All standard exterior gutters are 26 gauge Galvalume Plus^® steel or with painted finish in standard colors. Standard rake flashing is 26 gauge Galvalume Plus^® steel or with painted finish in standard colors.
2. Downspouts: All downspouts shall be 26 gauge Galvalume^® steel, rectangular in shape.

1. Flashing at the rake (parallel to roof panels) and high eave shall not compromise the integrity of the roof system by constricting movement due to thermal expansion and contraction.
2. All flashing shall be manufactured from Galvalume^® steel, whether pre-painted or Galvalume Plus^®.

1. All uncoated structural steel shall be cleaned of all foreign matter and loose scale in accordance with SSPC-2 and given a one mil coat of red oxide primer. Primer shall be applied by the use of airless handguns. Primer generally meets or exceeds the performance requirements of Federal Specification TT-P-636D.
2. Light gauge steel members shall be shot blasted and pre-coated with one coat of red oxide primer. Some hand sprayed shop touch-up may be employed.
3. Abrasions caused by handling after painting are to be expected. Primer shall be furnished to touch-up or field painting as specified in the contract documents.

1. Base metal shall be 29, 26, 24, or 22 gauge Galvalume^® steel.
2. Prime Coat: The base metal shall be pre-treated and then primed with an epoxy type primer for superior adhesion and superior resistance to corrosion. See paint film properties chart on following pages.

1. Standard Windows shall be horizontal slide units, polished aluminum finish 3'-0" x 3'-0", 4'-0" x 3'-0", 6'-0" x 3'-0". Glazing will be DSB or optional 7/16" thick hermetically sealed insulated glass. They shall be furnished complete with hardware, and half screen. Windows shall be self-flashing to wall panels. They shall be certified by Architectural Aluminum Manufacturers Association for performance requirements of ANSI/AAMA 101-85.
2. Slim-Line windows are 2'-0" wide x 7'-0" high with a bronze frame finish. These windows are self-framing to the wall panel.
3. Bronze frame finish is available in sliding windows. All windows are available with insulated and/or bronze glass. Please inquire.

1. Standard personnel doors shall be 3'-0", 4'-0" and 6'-0" x 7'-0" x 1 3/4" manufactured from 20 gauge galvanized steel. Door shall have square edges for non-handed installation. Door shall have an embossed finish with a white or bronze prime coat. Doors shall be flush and have vertical mechanical interlocking seams on both hinge and lock edges. Doors shall be provided with top and bottom inverted 16 gauge galvanized steel channels spot welded within the door. Doors shall be reinforced, stiffened, and sound deadened with resin impregnated kraft fiber honeycomb core with a nominal 1" cell size. Honey comb core shall completely fill the inside faces of the door and be laminated to the inside faces of the panels by means of moisture resistant, contact type adhesive. Doors shall be reinforced for applicable hardware. Doors shall be solid, half glass, or side vision (narrow lite). All glazing shall be done in the field. Glass is not provided by Manufacturer.
2. Door frames shall be 16 gauge galvanized steel, pre-painted white. Door jambs shall be constructed for non-hand installation. Door frames shall optional head and jamb flashing and optional weather strip. Door frames shall be provided with 1-1/2 pair of 4-1/2" x 4-1/2" hinges and reversible ANSI strike plate. Doors and frames shall be reinforced with 7 gauge hinge reinforcements.
3. Standard cylindrical lever locksets (levers both sides) shall meet ANSI #A156.2, Series 4000, Grade 2. The lockset selected by owner should be chosen in accordance with all current federal, state and local laws for the type of access required and the nature of use of the building.
4. Door threshold shall be aluminum, supplied with flat head fasteners and expansion shields for attachment to masonry floor.

1. Overhead door support framing shall be designed to resist applicable wind loads and shall consist of channel jambs with a structural header at the top of the opening. Twenty-six gauge galvanized steel flashings, color coordinated, can be provided to conceal panel edges around the opening unless otherwise specified.

1. Gravity ridge ventilators shall be manufactured from galvanized steel and painted white. The ventilator body shall be 26 gauge and the skirt shall match the roof slope. Chain operated damper will be furnished when specified. Ventilators shall be equipped with standard bird screens and riveted end caps. Ventilators shall be 10' long and have 9" throat. Twelve inch throat ventilators are available as an option.

1. Standard Louvers shall have a 26 gauge galvanized steel frame, painted, with 26 gauge blades. Heavy Duty Louver frames shall be 18 gauge galvanized steel frame, painted, with 20 gauge blades. Both Standard and Heavy Duty louvers shall be self-framing and self-flashing. They shall be equipped with adjustable or fixed blades as specified. Nominal sizes shall be 2'-0" x 2'-0", 3'-0" x 2'-0", 3'-0" x 3'-0" 4'-0" x 3'-0", and 3'-0" x 4'-0".

1. High Strength translucent panels are glass fiber reinforced polyester, high strength and may be either:
1. Type 1, structural (general purpose) conforming to commercial standard CS-214-57 or
2. Type II, having a burning rate of 2" per minute or less when tested in accordance with UL R3870A.
2. High strength translucent panels match standard profiles, are 1/16" thick, weight 8 ounces per square foot, and are white with a granitized top surface.
3. Insulated translucent panels are available in Type 1, "R" panel and Standing Seam panel profiles only. Please inquire.

1. Fiberglass Blanket Insulation shall have a density of 0.75 pcf and shall be available in 3", and 4" thickness. (Other insulation systems are available with thickness up to 8").
2. Fiberglass insulation facings shall be laminated on one side with one of the facings as shown in chart below.
3. Rigid Foam Thermal Blocks are cut from high density extruded polystyrene board stock, having a UL 25 flame spread rating.

1. The building anchor bolts shall be designed to resist the maximum column reactions resulting from the specified combinations of loadings. These designs and sizes shall be specified by the manufacturer. Anchor bolts will be supplied by the contractor and NOT by the manufacturer.
2. Foundations shall be adequately designed by a qualified foundation engineer to support the building reactions and other loads which may be imposed by the building use. The design shall be based on the specific soil conditions of the building site. The foundation engineer shall be retained by other than the manufacturer. The manufacturer assumes no responsibility for the integrity of the foundation.