Specs

Bridgestone Retail Operations, LLC
PROJECT MANUAL
Version: January 2012
E. Horizontal Edge Fabrication: Close top and bottom edges of doors with continuous steel channels,
16 gage minimum; spot-weld channels to both door faces.
1. Exterior doors: Provide openings in bottom closure to permit escape of entrapped moisture.
2. Exterior doors: Provide additional flush closing channel at top edge; spot-weld channel to
both door faces.
F. Hardware Preparation:
1. Mortise, reinforce, drill, and tap doors at factory for fully templated mortised hardware only, in
accordance with approved hardware schedule and supplied templates.
2. Provide reinforcing plates at locations of surface-mounted and non-templated hardware.
3. Provide hardware reinforcing plates as follows:
a. Full mortise hinges and pivots: 7 gage minimum.
b. Lock face and flush bolts: 12 gage minimum.
c. All other surface mounted hardware: 14 gage minimum.
G. Moldings and Stops: Same material as door face material, minimum 20 gage, with butt corner
joints.
H. Provide full perimeter weather stripping including door sweeps and thresholds for all
exterior doors.
2.04 FRAMES
A. Frames for Exterior Doors: Welded type, of galvanized steel sheet; knock-down frames not
permitted.
1. Minimum 16 gage thickness
2. Sizes and Profiles: Indicated on drawings.
3. Provide aluminum drip cap for exterior doors and frames.
B. Frames for Interior Doors: Welded type of steel sheet; knockdown frames not permitted.
1. Opening widths up to, and including, 4 feet: Minimum 16 gage thickness.
2. Sizes and Profiles: Indicated on drawings.
C. Fabrication: Form frame members straight, and of uniform profile through length, with integral trim,
of sizes and profiles indicated.
1. Comply with frame schedule and approved shop drawings.
2. Miter perimeter trim faces and weld continuously; butt interior joints; butt stop joints.
3. Stops: Minimum 5/8 inch in depth.
4. When shipping limitations so dictate, fabricate frames for large openings in sections designed
for assembly in the field; install alignment plates or angles, of same material and gage as
frame, at each joint.
5. Provide temporary steel spreader welded to jamb feet for bracing during shipping and
handling.
D. Hardware Preparation:
1. Mortise, reinforce, drill, and tap frames at factory for fully templated mortised hardware only, in
accordance with approved hardware schedule and supplied templates.
2. Provide reinforcing plates at locations of surface-mounted and non-templated hardware.
3. Provide hardware reinforcing plates as follows:
a. Full mortise hinges and pivots: 7 gage minimum thickness by 1-1/4 inches by 10 inches
minimum.
b. Strikes and Electrical Strikes: 12 gage minimum.
c. Flush bolts: 12 gage minimum.
d. Closers: 12 gage minimum.
e. All other surface mounted hardware: 12 gage minimum.
E. Floor Anchors: Same material as frame material; minimum 14 gage.
1. Weld anchors inside each jamb for floor anchorage.
F. Jamb Anchors for Masonry Walls: Same material as frame material; adjustable T-strap, stirrup
strap, or wire type jamb anchors; minimum 16 gage steel or 0.156 inch diameter.
1. Weld anchors inside each jamb for wall anchorage.
2. Stirrup straps: Minimum 2 inches by 10 inches in size; corrugated and/or perforated type.
3. Provide the following minimum number of anchors each jamb for indicated frame heights:
a. Up to 60 inches: 2 anchors.
b. Greater than 60 inches to 90 inches: 3 anchors.
COMMERCIAL STEEL DOORS AND FRAMES 08112 - Page 2 of 3