Auto-Fire-Tite® specialty door is built for marine bulkheads- Request a quote for Quality special purpose dock doors
- Ship dock doors are classified by UL to withstand hydrocarbon pool fires for 2 hours
- Offshore fire doors provide protection against rapid temperature increase
- Offshore loading dock door is also available in stainless steel
- Special purpose doors are built in accordance with requirements specified by Underwriter’s Laboratories Inc.
Alpine’s specialty door Auto-High Rise H-O Fire-Tite® loading dock door and special purpose doors are Alpine Fire-Tite® Doors designed specifically for use in offshore H-O rated marine bulkheads. The Auto-High Rise H-O Fire-Tite® specialty door provides offshore protection against rapid temperature increases and classified by Underwriter’s Laboratories Inc. to withstand hydrocarbon pool fires for 2 hours. Click here to see our combination fire and storm door.
Offshore Auto-High Rise H-O Fire-Tite® curtains are constructed of galvanized steel in 2 3/4″ flat slats, and can be finished with powder coating or baked enamel finishes. The ship dock doors are equipped with a 22 gauge steel hood formed to fit the contour of the end brackets and durable ductile iron windlock with 1/4″ semi-solid rivets. Our offshore rolling ship dock doors support and brackets are all steel plates no less than 1/4″ thick. Alpine’s torsion counterbalance assembly is state of the art, providing maximum security and ease of use.
Fire Performance Evaluation of the Alpine H-0 Overhead Door Assembly was conducted in accordance with IMO Resolution A.754, (18). Recommendation on Fire Resistance Tests for A, B, and F Class Divisions and ASTM E1529-93.
The Alpine H-0 specialty door and assembly was tested for a total of two hours and 8 minutes and was exposed to continuous fire exposure for a total of 122 minutes and 15 seconds. The Alpine H-0 Overhead Door maintained its structural integrity by remaining closed for the entire duration of this fire test.
The test door dimensions were 10’ X 8’ ft. The door was installed in a representative bulkhead section which was constructed in general accordance with IMO Resolution A.754 (18).
These special purpose dock doors edges were stiffened with 2.5” x 2.5” x 1/4” reinforced angles. The exposed face of the bulkhead was insulated to an A-60 rating, provided by two, 2-in. layers of Delta Marine Board insulation.
SPECIALTY DOORS HAVE AN ANTI-WARPING BOTTOM BAR EDGE
A specialized bottom bar and steel edge to maximize containment of fuel and oil spills.
SEE CATALOG CUT SHEET LISTED AT THE TOP RIGHT OF THIS PAGE FOR SPECIFIC DETAILS ABOUT THESE SPECIALTY PURPOSE DOORS AND LOADING DOCK DOOR.
APPLICATION USE
Fire Protection, Oil Rig Platforms, Drilling Platforms, Marine Bulkhead, Chemical Storage Facilities, Ship Dock Doors, Loading Dock Doors, Bullet Resistant Doors, Special Purpose Doors.
BOTTOM BARS
Bottom Bars for the Loading Dock Doors and Specialty Doors can be Galvanized, Stainless Steel, Hot Rolled Steel, Powder Coated, Weather Strip, Electric Edge, Single Angle, Double Angle, Slope Bar, Special Cut-Out, Slide Lock, Wedge Lock.
BRACKET PLATES
Bracket Plates for Special Purpose Doors and Bullet Resistant Doors can be Hot Rolled A36, Stainless Steel, Galvanized, Powder Coated, Viscous Governor, Oscillating Governor, Fire Drop Charge, Charge Wheel, Motor Prep., Chain Gearing, Thru-Wall Drop Plate, Round Bracket, Square Bracket, Hex Bracket, Single Gear Reducer, Double Gear Reducer.
COUNTERBALANCE ASSEMBLY
Ship Dock Doors can be Hot Rolled A36, Galvanized, Stainless Steel, Torsion Spring, Kicker, Life Cycle 15M, Life Cycle 17.5 to 400M, Collars, Welded Tabs, Taped Holes, Lock Shaft Collar, Keyed, Bolted.
CURTAIN OPTIONS
Curtains for Loading Dock Doors and Special Purpose Doors can be Galvanized Steel, Stainless Steel, Galvalume, Prime Painted Galvanized, Powder Coated, Stamped Endlock, Cast Endlocks, Windlock Option, Brass Endlock.
GUIDE MATERIAL
The Guide for Specialty Doors can be Hot Rolled A36, Stainless Steel, Galvanized Steel, Powder Coated, Structural Angles, Chain Lock Box, Electric Interlock, Heat Tracing, Tube Mounting.
HOOD/COVER
Bulkhead Shutters and Bullet Resistant Doors have hoods/covers that can be Galvanized, Stainless Steel, Galvalume, Prime Painted, Powder Coated, Flame Baffle, Lintel Seal, Smoke Lintel Seal, Back Fascia, Tension Cover, Operator Cover, Round, Square, Hex, Side End Cap, Motor Cover, T.O.C. Cover, F.O.C. Cover, F.O.W. Cover.
MATERIAL STYLE
Ship Dock Doors can be 22 Gauge, 20 Gauge,18 Gauge.
OPERATION OF DOOR
Offshore Rolling Loading Dock Doors may be operated by manual Push-Up, Chain, Motor, Hand Crank, Redi-Master, Redi-Lift, Redi-Tube, Chain Gear Reducer, Redi-Release.
Click Here for UL Labeled Smoke and Draft Control Assemblies








