USACE / NAVFAC / AFCESA UFGS-08 11 13 (August 2008)
----------------------------
Preparing Activity: NAVFAC Superseding
UFGS-08 11 13 (November 2007)
UNIFIED FACILITIES GUIDE SPECIFICATIONS
References are in agreement with UMRL dated January 2009
SECTION 08 11 13
STEEL DOORS AND FRAMES
08/08
NOTE: This guide specification covers steel doors and frames. Some paragraphs
may need to be supplemented to meet project requirements.
Edit this guide specification for project specific requirements by adding, deleting,
or revising text. For bracketed items, choose applicable items(s) or insert
appropriate information.
Remove information and requirements not required in respective project, whether
or not brackets are present.
Comments and suggestion on this specification are welcome and should be directed
to the technical proponent of the specification. A listing of the technical
proponents, including their organization designation and telephone number, is
on the Internet.
Recommended changes to a UFGS should be submitted as a Criteria Change Request
(CCR).
NOTE: On the drawings, show:
1. Sizes of door openings, thicknesses of doors, swings, and travels of doors,
and design of doors, whether flush panel, full flush, paneled, glazed, or louvered.
It is recommended that standard door-type nomenclature, SDI 106, be used to
indicate designs (e.g., F, L, G, GL, etc., in lieu of A, B, C, etc.).
2. Details of nonstructural mullions, mullion covers, and removable mullions.
3. Type and thickness of glazing required; whether or not insulating glass
units are required.
4. Method, type, and spacing required for anchoring door frames to adjoining
construction.
5. Lintels and reinforcement required to support walls or partitions above
doors.
6. Type of shop finish on steel surfaces.
7. Free area for louvers in doors.
8. Complete door schedule. Schedule should assign a separate number for each
opening and should indicate door type and style, material, design, size, thickness,
glazed or unglazed, class fire rating for fire doors, hardware set number, threshold
material, if any, and material for frames, mullions, and transom bars.
PART 1 GENERAL
1.1 REFERENCES
NOTE: This paragraph is used to list the publications cited in the text of
the guide specification. The publications are referred to in the text by basic
designation only and listed in this paragraph by organization, designation,
date, and title.
Use the Reference Wizard's Check Reference feature when you add a RID outside
of the Section's Reference Article to automatically place the reference in the
Reference Article. Also use the Reference Wizard's Check Reference feature
to update the issue dates.
References not used in the text will automatically be deleted from this section
of the project specification when you choose to reconcile references in the
publish print process.
The publications listed below form a part of this specification to the extent referenced. The publications are
referred to in the text by the basic designation only.
[AMERICAN WELDING SOCIETY (AWS)AWS D1.1/D1.1M(2008) Structural Welding Code - Steel][ASTM INTERNATIONAL (ASTM)ASTM A 653/A 653M(2008) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip ProcessASTM A 879/A 879M(2006) Standard Specification for Steel Sheet, zinc Coated by the Electrolytic Process for Applications Requiring Designation of the Coating Mass on Each SurfaceASTM A 924/A 924M(2008a) Standard Specification for General Requirements for Steel Sheet, Metallic-Coated by the Hot-Dip ProcessASTM C 578(2008b) Standard Specification for Rigid, Cellular Polystyrene Thermal InsulationASTM C 591(2008) Standard Specification for Unfaced Preformed Rigid Cellular Polyisocyanurate Thermal InsulationASTM C 612(2004e1) Mineral Fiber Block and Board Thermal InsulationASTM D 2863(2008) Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)ASTM E 1300(2007e1) Determining Load Resistance of Glass in BuildingsASTM E 283(2004) Determining the Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure Differences Across the SpecimenASTM F 2248(2003) Standard Practice for Specifying an Equivalent 3-Second Duration Design Loading for Blast Resistant Glazing Fabricated with Laminated Glass][BUILDERS HARDWARE MANUFACTURERS ASSOCIATION (BHMA)BHMA A115(2006)(Complete Set - Spec dates Vary) Specifications for Door and Frame Preparation for Hardware (Incl A115.1 (1990), A115.2 (1987), A115.4 (1994), A115.5 (1992), A115.6 (1993), A115.12 (1994), A115.13 (1991), A115.14 (1994), A115.15 (1994), A115.16 (1990), A115.17 (1994), A115.18 (1994)][NATIONAL ASSOCIATION OF ARCHITECTURAL METAL MANUFACTURERS (NAAMM)NAAMM HMMA HMM(1999; R2000) Hollow Metal Manual][NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)NFPA 105(2006; Errata 2007; Errata 2007) Installation of Smoke Door AssembliesNFPA 252(2007) Standard Methods of Fire Tests of Door AssembliesNFPA 80(2006; Errata 2008) Standard for Fire Doors and Other Opening Protectives][STEEL DOOR INSTITUTE (SDI/DOOR)SDI/DOOR 111(2004) Recommended Selection and Usage Guide for Standard Steel Doors, Frames and AccessoriesSDI/DOOR 113(2001) Determining the Steady State Thermal Transmittance of Steel Door and Frame AssembliesSDI/DOOR A250.11(2001) Recommended Erection Instructions for Steel FramesSDI/DOOR A250.3(1999) Test Procedure and Acceptance Criteria for Factory Applied Finish Painted Steel Surfaces for Steel Doors and FramesSDI/DOOR A250.4(2001) Test Procedure and Acceptance Criteria for Physical Endurance for Steel Doors, Frames, Frame Anchors and Hardware ReinforcingsSDI/DOOR A250.6(2003) Hardware on Steel Doors (Reinforcement - Application)SDI/DOOR A250.8(2003) Recommended Specification for Standard Steel Doors and Frames][UNDERWRITERS LABORATORIES (UL)UL 10B(2008) Fire Tests of Door Assemblies]1.2 SUBMITTALS
NOTE: Review submittal description (SD) definitions in Section 01 33 00 SUBMITTAL
PROCEDURES and edit the following list to reflect only the submittals required
for the project. Submittals should be kept to the minimum required for adequate
quality control.
A “G” following a submittal item indicates that the submittal requires Government
approval. Some submittals are already marked with a “G”. Only delete an existing
“G” if the submittal item is not complex and can be reviewed through the Contractor’s
Quality Control system. Only add a “G” if the submittal is sufficiently important
or complex in context of the project.
For submittals requiring Government approval on Army projects, a code of up
to three characters within the submittal tags may be used following the "G"
designation to indicate the approving authority. Codes for Army projects using
the Resident Management System (RMS) are: "AE" for Architect-Engineer; "DO"
for District Office (Engineering Division or other organization in the District
Office); "AO" for Area Office; "RO" for Resident Office; and "PO" for Project
Office. Codes following the "G" typically are not used for Navy, Air Force,
and NASA projects.
Choose the first bracketed item for Navy, Air Force and NASA projects, or choose
the second bracketed item for Army projects.
Government approval is required for submittals with a "G" designation; submittals not having a "G" designation
are [for Contractor Quality Control approval.][for information only. When used, a designation following the
"G" designation identifies the office that will review the submittal for the Government.] The following shall
be submitted in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:
NOTE: When weatherstripping is specified in Section 08 71 00 FINISH HARDWARE
delete the bracketed item "Weatherstripping".
SD-02 Shop Drawings
Doors[; G][; G, [_____]]
Frames[; G][; G, [_____]]
Accessories
[Weatherstripping]
Show elevations, construction details, metal gages, hardware provisions, method of glazing,
and installation details.
Schedule of doors[; G][; G, [_____]]
Schedule of frames[; G][; G, [_____]]
Submit door and frame locations.
NOTE: When weatherstripping is specified in Section 08 71 00 FINISH HARDWARE
delete the bracketed item "Weatherstripping".
SD-03 Product Data
Doors[; G][; G, [_____]]
Frames[; G][; G, [_____]]
Accessories
[Weatherstripping]
Submit manufacturer's descriptive literature for doors, frames, and accessories. Include data
and details on door construction, panel (internal) reinforcement, insulation, and door edge
construction. When "custom hollow metal doors" are provided in lieu of "standard steel doors,"
provide additional details and data sufficient for comparison to SDI/DOOR A250.8 requirements.
[SD-04 Samples
Factory-applied enamel finish[; G][; G, [_____]]
Where colors are not indicated, submit manufacturer's standard colors and patterns for selection.]
1.3 DELIVERY, STORAGE, AND HANDLING
Deliver doors, frames, and accessories undamaged and with protective wrappings or packaging. [Strap knock-down
frames in bundles.] [Provide temporary steel spreaders securely fastened to the bottom of each welded frame.]
Store doors and frames on platforms under cover in clean, dry, ventilated, and accessible locations, with 6 mm
1/4 inch airspace between doors. Remove damp or wet packaging immediately and wipe affected surfaces dry.
Replace damaged materials with new.
PART 2 PRODUCTS
2.1 STANDARD STEEL DOORS
NOTE: Include the bracket option below regarding exterior glazing when personnel
density is greater than one person per 40 square meters430 square feet and the
minimum AT/FP standoff distances are met. This does not include guard type
facilities, single and duplex detached family housing. These requirements are
specified in UFC 4-010-01 "Department of Defense Minimum Antiterrorism Standards
for Buildings".
SDI/DOOR A250.8, except as specified otherwise. Prepare doors to receive door hardware as specified in Section
08 71 00. Undercut where indicated. Exterior doors shall have top edge closed flush and sealed to prevent water
intrusion. Doors shall be 44.5 mm 1-3/4 inch thick, unless otherwise indicated.[ Provide exterior glazing in
accordance with ASTM F 2248 and ASTM E 1300.]
2.1.1 Classification - Level, Performance, Model
NOTE: When a door level is not required, delete the entire paragraph for that
level. Door levels for various locations should be determined in accordance
with the following list and sound judgment.
Closet doors (without locks) Level 1
Individual offices, storage rooms,
classrooms, patients' rooms,
bathrooms, and bedrooms (except
BEQ bedrooms) Level 2
BEQ sleeping room entrance doors and interior egress doors
Level 3
Exterior Main entrance and circulation doors and
other locations Level 4
Model designations are as follows:
Model 1 Full Flush Design
Model 2 Seamless Design
Model 3 Stile and Rail
Where appearance is important and edge seams are objectionable, use Model 2.
Core constructions shall be at the manufacturer's discretion and are as follows:
a. Kraft/Paper Honeycomb
b. Polyurethane Modified Polyisocyanurate
c. Polystyrene
d. Mineral Board
e. Vertical Steel Stiffeners
2.1.1.1 Standard Duty Doors
SDI/DOOR A250.8, Level 1, physical performance Level C, Model [1] [2], of size(s) and design(s) indicated and
core construction as required by the manufacturer. Provide [where shown] [for doors No. [_____]].
2.1.1.2 Heavy Duty Doors
SDI/DOOR A250.8, Level 2, physical performance Level B, Model [1] [2], with core construction as required by
the manufacturer [for interior doors] [and] [for exterior doors], of size(s) and design(s) indicated. [Where
vertical stiffener cores are required, the space between the stiffeners shall be filled with mineral board insulation.]
[Provide Level 2 [where indicated] [for doors No. [_____]].]
2.1.1.3 Extra Heavy Duty Doors
SDI/DOOR A250.8, Level 3, physical performance Level A, Model [1] [2] [3] with core construction as required
by the manufacturer [for interior doors] [and] [for indicated exterior doors], of size(s) and design(s) indicated.
[Where vertical stiffenercores are required, the space between the stiffeners shall be filled with mineral board
insulation.] [Provide Level 3 [where indicated] [for doors No. [_____]].]
2.1.1.4 Maximum Duty Doors
SDI/DOOR A250.8, Level 4, physical performance Level A, Model [1] [2] with core construction as required by the
manufacturer [for interior doors] [and] [for indicated exterior doors], of size(s) and design(s) indicated.
[Where vertical stiffener cores are required, the space between the stiffeners shall be filled with mineral board
insulation.] [Provide Level 4 [where indicated] [for doors No. [_____]].]
2.2 CUSTOM HOLLOW METAL DOORS
NOTE: Custom hollow metal doors should be included in projects as a Contractor
option to standard hollow metal doors. The cost of these doors is considered
competitive with standard doors having comparable quality of construction.
Provide custom hollow metal doors where nonstandard steel doors are indicated. At the Contractor's option, custom
hollow metal doors may be provided in lieu of standard steel doors. Door size(s), design(s), materials, construction,
gages, and finish shall be as specified for standard steel doors and shall comply with the requirement of NAAMM HMMA HMM
. Fill all spaces in doors with insulation. Close top and bottom edges with steel channels not lighter than
1.5 mm thick 16 gage. [Close tops of exterior doors flush with an additional channel and seal to prevent water
intrusion.] Prepare doors to receive hardware specified in Section 08 71 00 DOOR HARDWARE. [Undercut doors where
indicated.] Doors shall be 44.5 mm 1-3/4 inch thick, unless otherwise indicated.
2.3 INSULATED STEEL DOOR SYSTEMS
NOTE: Insulated steel doors and frames are recommended for entrances to dwelling
units. They may also be specified as a Contractor's option to Level 1 standard
hollow metal doors. Edit or delete the paragraph to suit the project.
[At the option of the Contractor, insulated steel doors and frames may be provided in lieu of Grade I standard
steel doors and frames. Door size(s), design, and material shall be as specified for standard steel doors.]
Insulated steel doors shall have a core of polyurethane foam and an R factor of 10.0 or more (based on a k value
of 0.16); face sheets, edges, and frames of galvanized steel not lighter than 0.7 mm thick 23 gage, 1.5 mm thick
16 gage, and 1.5 mm 16 gage respectively; magnetic weatherstripping; nonremovable-pin hinges; thermal-break
aluminum threshold; and vinyl door bottom. Doors and frames shall receive phosphate treatment, rust-inhibitive
primer, and baked acrylic enamel finish. Doors shall have been tested in accordance with SDI/DOOR A250.4 and
shall have met the requirements for Level C. Prepare doors to receive specified hardware.Doors shall be 44.5
mm 1-3/4 inch thick. [Provide insulated steel doors and frames [at entrances to dwelling units] [where shown]
[_____].]
[2.4 SOUND RATED STEEL DOORS
Doors shall have a Sound Transmission Class (STC) [of ___][as indicated on the drawings].
]2.5 ACCESSORIES
2.5.1 Shelves for Dutch Doors
SDI/DOOR 111. Fabricate shelves of steel not lighter than 1.5 mm thick 16 gage, [[_____] mm inches wide] [of
the size indicated]. Brackets shall be stock type fabricated of the same metal used to fabricate shelves.
2.5.2 Louvers
NOTE: Interior and exterior louvers are applied to steel doors differently.
Interior door louvers are removable on side by molding flange and exterior door
louver frames are permanently welded to the door and provided with removable
bird screen or insect screen.
2.5.2.1 Interior Louvers
NOTE: Lightproof louvers are used when light transmission must be avoided.
However, these provide a minimal free air flow.
SDI/DOOR 111, Louvers shall be stationary [sightproof] [and] [lightproof] type [where scheduled]. [Louvers for
lightproof doors shall not transmit light.] Detachable moldings on room or non security side of door; on security
side of door, moldings to be integral part of louver. Form louver frames of 0.9 mm thick 20 gage steel and louver
blades of a minimum 0.6 mm24 gage. [Louvers for lightproof doors shall have minimum of 20 percent net-free opening.]
[Sightproof louvers to be inverted ["V" blade design with minimum 55] [and] [inverted ["Y"] blade design with
minimum 40] percent net-free opening.]
2.5.2.2 Exterior Louvers
Louvers shall be inverted ["Y"] ["V"] ["Z"] type with minimum of [30] [55] [35] percent net-free opening. Weld
or tenon louver blades to continuous channel frame and weld assembly to door to form watertight assembly. Form
louvers of hot-dip galvanized steel of same gage as door facings. Louvers shall have steel-framed [insect] [bird]
screens secured to room side and readily removable. Provide [aluminum wire cloth, 7 by 7 per 10 mm or 7 by 6
per 10 mm 18 by 18 or 18 by 16 inch mesh, for insect screens] [galvanized steel, 13 by 13 mm 1/2 by 1/2 inch
mesh hardware cloth, for bird screens]. Net-free louver area to be before screening.
2.5.3 Astragals
For pairs of exterior steel doors which will not have aluminum astragals or removable mullions, as specified
in Section 08 71 00 DOOR HARDWARE provide overlapping steel astragals with the doors. [For interior pairs of
[fire rated] [and] [smoke control] doors, provide stainless steel astragals complying with NFPA 80 for fire rated
assemblies] [and] [NFPA 105 for smoke control assemblies].
2.5.4 Moldings
Provide moldings around glass of interior and exterior doors and louvers of interior doors. Provide nonremovable
moldings on outside of exterior doors and on corridor side of interior doors. Other moldings may be stationary
or removable. Secure inside moldings to stationary moldings, or provide snap-on moldings. Muntins shall interlock
at intersections and shall be fitted and welded to stationary moldings.
2.6 INSULATION CORES
Insulated cores shall be of type specified, and provide an apparent U-factor of .48 in accordance with SDI/DOOR 113
and shall conform to:
a. Rigid Cellular Polyisocyanurate Foam: ASTM C 591, Type I or II, foamed-in-place or in board
form, with oxygen index of not less than 22 percent when tested in accordance with ASTM D 2863
; or
b. Rigid Polystyrene Foam Board: ASTM C 578, Type I or II; or
c. Mineral board: ASTM C 612, Type I.
2.7 STANDARD STEEL FRAMES
NOTE: Designate whether frames are to be welded or knock-down field-assembled
type. Welded frames must be built in. Slip-on drywall frames must be knock-down
type. When both types are required for the project, modify paragraph to specify
both types and locations where required.
SDI/DOOR A250.8, Level [1] [2] [3] [4], except as otherwise specified. Form frames to sizes and shapes indicated,
with [welded corners] [or] [knock-down field-assembled corners]. Provide steel frames for doors, [transoms,]
[sidelights,] [mullions,] [cased openings,] [and] [interior glazed panels,] unless otherwise indicated.
2.7.1 Welded Frames
Continuously weld frame faces at corner joints. Mechanically interlock or continuously weld stops and rabbets.
Grind welds smooth.
Weld frames in accordance with the recommended practice of the Structural Welding Code Sections 1 through 6,
AWS D1.1/D1.1M and in accordance with the practice specified by the producer of the metal being welded.
2.7.2 Knock-Down Frames
Design corners for simple field assembly by concealed tenons, splice plates, or interlocking joints that produce
square, rigid corners and a tight fit and maintain the alignment of adjoining members. Provide locknuts for
bolted connections.
2.7.3 Mullions and Transom Bars
Mullions and transom bars shall be closed or tubular construction and be a member with heads and jambs butt-welded
thereto [or knock-down for field assembly]. Bottom of door mullions shall have adjustable floor anchors and
spreader connections.
2.7.4 Stops and Beads
Form stops and beads from 0.9 mm thick 20 gage steel. Provide for glazed and other openings in standard steel
frames. Secure beads to frames with oval-head, countersunk Phillips self-tapping sheet metal screws or concealed
clips and fasteners. Space fasteners approximately 300 to 400 mm 12 to 16 inch on center. Miter molded shapes
at corners. Butt or miter square or rectangular beads at corners.
2.7.5 Terminated Stops
NOTE: When stops (rabbet strips) are required to be terminated above the floor,
they shall be indicated or specified; generally, terminated stops are used in
hospitals and similar buildings to eliminate projections on which wheels of
beds and carts are caught and to eliminate small, dirt-catching corners.
Where indicated, terminate interior door frame stops 150 mm 6 inch above floor. [Do not terminate stops of frames
for [lightproof,] [soundproof,] [or lead-lined] doors.]
2.7.6 Cased Openings
Fabricate frames for cased openings of same material, gage, and assembly as specified for metal door frames,
except omit door stops and preparation for hardware.
2.7.7 Anchors
Provide anchors to secure the frame to adjoining construction. Provide steel anchors, zinc-coated or painted
with rust-inhibitive paint, not lighter than 1.2 mm thick 18 gage.
2.7.7.1 Wall Anchors
Provide at least three anchors for each jamb. For frames which are more than 2285 mm 7.5 feet in height, provide
one additional anchor for each jamb for each additional 760 mm 2.5 feet or fraction thereof.
a. Masonry: Provide anchors of corrugated or perforated steel straps or 5 mm 3/16 inch diameter
steel wire, adjustable or T-shaped;
b. Stud partitions: Weld or otherwise securely fasten anchors to backs of frames. Design
anchors to be fastened [to wood studs with nails,] [to closed steel studs with sheet metal screws,
and to open steel studs by wiring or welding];
c. Completed openings: Secure frames to previously placed concrete or masonry with expansion
bolts in accordance with SDI/DOOR 111; and
d. Solid plaster partitions: Secure anchors solidly to back of frames and tie into the lath.
Provide adjustable top strut anchors on each side of frame for fastening to structural members
or ceiling construction above. Size and type of strut anchors shall be as recommended by the
frame manufacturer.
2.7.7.2 Floor Anchors
NOTE: Extension clips at bottom of frames are usually required in locations
where floor fill occurs on top of structural slabs, and the metal frames and
partitions are installed before the fill is placed. In such cases, the drawings
or specifications should indicate the distance required between the rough slab
and finished floor.
Provide floor anchors drilled for 10 mm 3/8 inch anchor bolts at bottom of each jamb member. [Where floor fill
occurs, terminate bottom of frames at the indicated finished floor levels and support by adjustable extension
clips resting on and anchored to the structural slabs.]
2.8 FIRE [AND] [SMOKE] DOORS AND FRAMES
NOTE: The hourly rating of fire doors, as established by the National Fire
Protection Association, shall be indicated or specified for each opening requiring
labeled doors. When labeled doors are necessary on both sides of a fire wall,
adequate details shall be provided. Labels cannot be obtained for double-acting
doors or for steel angle frames. Metal frames to receive labeled wood fire
doors must also be labeled.
NFPA 80 [and] [NFPA 105] and this specification. The requirements of NFPA 80 [and] [NFPA 105] shall take precedence
over details indicated or specified.
2.8.1 Labels
Fire doors and frames shall bear the label of Underwriters Laboratories (UL), Factory Mutual Engineering and
Research (FM), or Warnock Hersey International (WHI) attesting to the rating required. Testing shall be in accordance
with NFPA 252 or UL 10B. Labels shall be metal with raised letters, and shall bear the name or file number of
the door and frame manufacturer. Labels shall be permanently affixed at the factory to frames and to the hinge
edge of the door. Door labels shall not be painted.
2.8.2 Oversized Doors
For fire doors and frames which exceed the size for which testing and labeling are available, furnish certificates
stating that the doors and frames are identical in design, materials, and construction to a door which has been
tested and meets the requirements for the class indicated.
2.8.3 Astragal on Fire [and Smoke] Doors
On pairs of labeled fire doors, conform to NFPA 80 and UL requirements. [On smoke control doors, conform to
NFPA 105.]
2.9 WEATHERSTRIPPING
NOTE: Weatherstripping is specified in Section 08 71 00 DOOR HARDWARE because
it is usually furnished by the hardware supplier. Delete the bracketed subparagraph
if it is not applicable.
As specified in Section 08 71 00 DOOR HARDWARE.
NOTE: If weatherstripping is specified in this section, delete the previous
statement above and the brackets below and provide the following data: Maximum
air leakage rates are 2.19 by 10-5 cms/sq. m 0.5 cfm per sq. ft. of door area
for residential swinging doors and 5.48 by 10-5 cms/ sq. m 1.25 cfm per sq.
ft. of door area for non-residential swinging doors.
[2.9.1 Integral Gasket
Black synthetic rubber gasket with tabs for factory fitting into factory slotted frames, or extruded neoprene
foam gasket made to fit into a continuous groove formed in the frame, may be provided in lieu of head and jamb
seals specified in Section 08 71 00 DOOR HARDWARE. Insert gasket in groove after frame is finish painted. Air
leakage of weatherstripped doors shall not exceed [2.19 by 10-5] [5.48 by 10-5] cubic meters per second of air
per square meter [0.5] [1.25] cubic feet per minute of air per square foot of door area when tested in accordance
with ASTM E 283.
]2.10 HARDWARE PREPARATION
Provide minimum hardware reinforcing gages as specified in SDI/DOOR A250.6. Drill and tap doors and frames to
receive finish hardware. Prepare doors and frames for hardware in accordance with the applicable requirements
of SDI/DOOR A250.8 and SDI/DOOR A250.6. For additional requirements refer to BHMA A115. Drill and tap for surface-applied
hardware at the project site. Build additional reinforcing for surface-applied hardware into the door at the
factory. Locate hardware in accordance with the requirements of SDI/DOOR A250.8, as applicable. Punch door
frames [, with the exception of frames that will have weatherstripping [or] [lightproof] [or] [soundproof] gasketing,]
to receive a minimum of two rubber or vinyl door silencers on lock side of single doors and one silencer for
each leaf at heads of double doors. Set lock strikes out to provide clearance for silencers.
2.11 FINISHES
NOTE: Specify the type finish required for the type of steel used for fabrication
of doors and frames. Specify hot-dip zinc-coated steel for metal doors and
frames in severely corrosive locations, e.g., exterior openings in marine or
industrial environments. Galvannealed steel is suitable for interior doors and
frames in most buildings. Unless factory finish coating is required, specify
finish coating will be applied by field painting in Section 09 90 00 PAINTS
AND COATINGS.
[2.11.1 Factory-Primed Finish
All surfaces of doors and frames shall be thoroughly cleaned, chemically treated and factory primed with a rust
inhibiting coating as specified in SDI/DOOR A250.8. [, or paintable A25 galvannealed steel without primer. Where
coating is removed by welding, apply touchup of factory primer.]
][2.11.2 Hot-Dip Zinc-Coated and Factory-Primed Finish
Fabricate [exterior] [interior] [scheduled] doors and frames from hot dipped zinc coated steel, alloyed type,
that complies with ASTM A 924/A 924Mand ASTM A 653/A 653M. The coating weight shall meet or exceed the minimum
requirements for coatings having 0.4 ounces per square foot 122 grams per square meter, total both sides, i.e.,
A40ZF120. Repair damaged zinc-coated surfaces by the application of zinc dust paint. Thoroughly clean and chemically
treat to insure maximum paint adhesion. Factory prime as specified in SDI/DOOR A250.8. [Provide for [exterior
doors] [and] [interior doors][door openings No. [_____]]].
]2.11.3 Electrolytic Zinc-Coated Anchors and Accessories
Provide electrolytically deposited zinc-coated steel in accordance with ASTM A 879/A 879M, Commercial Quality,
Coating Class A. Phosphate treat and factory prime zinc-coated surfaces as specified in SDI/DOOR A250.8.
[2.11.4 Factory-Applied Enamel Finish
NOTE: Use this paragraph if field coatings as specified in Section 09 90 00
PAINTS AND COATINGS are not required or provided. One coat of factory-applied
enamel finish is readily available in standard colors. Two coats and special
colors add to cost and to delivery time.
Coatings shall meet test procedures and acceptance criteria in accordance with SDI/DOOR A250.3. After factory
priming, apply [one coat] [two coats] of [low-gloss] [medium-gloss] enamel to exposed surfaces. Separately bake
or oven dry each coat. Drying time and temperature requirements shall be in accordance with the coating manufacturer's
recommendations. Color(s) of finish coat shall be [as indicated] [_____] and shall match approved color sample(s).
]2.12 FABRICATION AND WORKMANSHIP
Finished doors and frames shall be strong and rigid, neat in appearance, and free from defects, waves, scratches,
cuts, dents, ridges, holes, warp, and buckle. Molded members shall be clean cut, straight, and true, with joints
coped or mitered, well formed, and in true alignment. Dress exposed welded and soldered joints smooth. Design
door frame sections for use with the wall construction indicated. Corner joints shall be well formed and in
true alignment. Conceal fastenings where practicable. [Frames for use in solid plaster partitions shall be
welded construction.] [On wraparound frames for masonry partitions, provide a throat opening 3 mm 1/8 inch larger
than the actual masonry thickness.] [Design [other] frames in exposed masonry walls or partitions to allow sufficient
space between the inside back of trim and masonry to receive calking compound.]
2.12.1 Grouted Frames
For frames to be installed in exterior walls and to be filled with mortar or grout, fill the stops with strips
of rigid insulation to keep the grout out of the stops and to facilitate installation of stop-applied head and
jamb seals.
2.13 PROVISIONS FOR GLAZING
Materials are specified in Section 08 81 00, GLAZING.
PART 3 EXECUTION
3.1 INSTALLATION
3.1.1 Frames
Set frames in accordance with SDI/DOOR A250.11. Plumb, align, and brace securely until permanent anchors are
set. Anchor bottoms of frames with expansion bolts or powder-actuated fasteners. Build in or secure wall anchors
to adjoining construction. [Where frames require ceiling struts or overhead bracing, anchor frames to the struts
or bracing.] [Backfill frames with mortar. Coat inside of frames with corrosion-inhibiting bituminous material.
For frames in exterior walls, ensure that stops are filled with rigid insulation before grout is placed.]
3.1.2 Doors
Hang doors in accordance with clearances specified in SDI/DOOR A250.8. After erection and glazing, clean and
adjust hardware.
3.1.3 Fire [and Smoke] Doors and Frames
Install fire doors and frames, including hardware, in accordance with NFPA 80. [Install [fire rated] smoke doors
and frames in accordance with [NFPA 80] [and] [NFPA 105].]
3.2 PROTECTION
Protect doors and frames from damage. Repair damaged doors and frames prior to completion and acceptance of
the project or replace with new, as directed. Wire brush rusted frames until rust is removed. Clean thoroughly.
Apply an all-over coat of rust-inhibitive paint of the same type used for shop coat.
3.3 CLEANING
Upon completion, clean exposed surfaces of doors and frames thoroughly. Remove mastic smears and other unsightly
marks.
3.4 SCHEDULE
Some metric measurements in this section are based on mathematical conversion of inch-pound measurements, and
not on metric measurement commonly agreed to by the manufacturers or other parties. The inch-pound and metric
measurements are as follows:
PRODUCTS INCH-POUND METRIC
Door thickness 1-3/4 inch 44.5 mm
Steel channels 16 gage 1.5 mm
Steel Sheet 23 gage 0.7 mm
16 gage 1.5 mm
20 gage 0.9 mm
18 gage 1.2 mm
Anchor bolts 3/8 inch 10 mm