SECTION 08 31 00

FLOOR DOORS

PART 1 - GENERAL

1.1  SUMMARY

A. Section includes:

1.  Floor Doors, Drainable Series ideal for non-fire rated, exterior applications requiring water drainage. Includes frame with integral drain connection, hardware and attachments for installation. Performance requirements support live loads for pedestrian 300psf as well as H20 wheel loads suitable for use in off street locations where subjected to infrequent, off road, traffic.

  1. Related Sections: [Insert applicable specifications sections]

1.2  references

  1. Aluminum Diamond Tread Plate: ASTM B632-02, 1/4 inch 6061-T6 aluminum with mill finish.
  2. Aluminum Extrusion: 6061-T6 aluminum.
  3. Steel Diamond Tread Plate: ASTM A786.
  4. Steel Angle: ASTM A36-94 steel frame, structural.
  5. Hot Dip Galvanized: ASTM A-123.
  6. Stainless Steel Diamond Tread Plate: ASTM A793 stainless steel, No. 304 finish.
  7. Stainless Steel Angle: ASTM A276 stainless steel, No. 304 finish.
  8. Stainless Steel Smooth Plate: ASTM A240 smooth plate stainless steel, type No. 316.
  9. Fasteners: Type No. 316 stainless steel. ASTM F593 for bolts and ASTM F594 for nuts.
  10. General: Comply with NAAMM's "Metal Finishes Manual for Architectural and Metal Products" for recommendations for applying and designating finishes.

1.3  SUBMITTALS

  1. Shop Drawings: Show profiles, hardware, accessories, location and dimensions.
  2. Product Data: Manufacturer’s technical data for each type of floor door, including setting drawings, templates, finish requirements, and details of anchorage devices.
  3. Samples: Manufacturer to provide upon request, size to represent material adequately.
  4. Manufacturer's Installation Instructions: Indicate installation requirements and rough-in dimensions.

1.4  DELIVERY, STORAGE, and HANDLING

  1. Deliver materials to Project site ready use.
  2. Exercise proper care in handling of Work so as not to disrupt finished surfaces.
  3. Store materials under cover in a dry and clean location off the ground.

1.5  job conditions and sequencing

  1. Coordinate with other trades any related work to avoid delay.
  2. Mounting surfaces shall be straight and secure; substrates shall be of proper width.
  3. Provide inserts and anchoring devices that will be built into other Work for installation of floor door.
  4. Observe all appropriate OSHA safety guidelines for this work.

1.6  WARRANTY

  1. Provide manufacturer's standard warranty. All floor doors shall be free from manufacturing defects in materials and workmanship for a period of five (5) years from the date of shipment. Should a product fail to function in normal use within this period, manufacturer shall furnish a new part at no charge. Special locks, finishes, and other special equipment (if applicable) shall be warranted by the manufacturer of those products.

PART 2 - PRODUCTS

2.1  MANUFACTURER

Babcock Davis

9300 73rd Ave N Brooklyn Park, MN 55428

Toll Free Hotline: 888-412-3726 Direct Phone: 763-488-9247

Toll Free Fax: 888-312-3726 Direct Fax: 763-488-9248

E-Mail: Internet: www.babcockdavis.com

2.2  Drainable series floor doors, Pedestrian load 300psf

  1. Aluminum Doors and Frames:
  2. Performance Requirements: Fabricate floor door assemblies to support pedestrian load of 300 psf pounds per square foot [1464 kg/m2] minimum.
  3. Doors: ¼” [6.3mm] reinforced aluminum diamond plate.
  4. Frame: ¼” [6.3mm] extruded aluminum gutter frame with integral bend out masonry flange anchors and 1-1/2 inch drainage coupling for attachment to drainage system.
  5. Finish: Mill finish aluminum with 1 coat of epoxy paint on concealed aluminum surfaces in contact with cementitious or dissimilar materials.
  6. Latch: Type 316 stainless steel slam latch with inside lever handle and outside removable 5/16” square key wrench and flush type plug seal.
  7. Handle: Type 316 stainless steel flush lifting handle on outside of door.
  8. Hinge: Type 316 stainless steel, heavy-duty butt hinge with stainless steel pin fastened to door with stainless steel carriage bolts.
  9. Springs: Stainless steel compression lift springs designed to counterbalance door weight and provide smooth, easy, controlled door operation.
  10. Hold-Open Arm: Type 316 stainless steel arm that automatically locks door in the open position to 90 degrees. Provide release handle with red vinyl grip that releases door and allows for door closure.
  11. Acceptable Product Model: BFDDPA [width x length] Length denotes hinge side
  12. Steel Doors and Frames
  13. Performance Requirements: Fabricate floor door assemblies to support pedestrian load of 300 psf pounds per square foot [1464 kg/m2] minimum.
  14. Door: 3/16” [4.76mm] inch reinforced steel diamond plate.
  15. Frame: 3/16” [4.76mm] Formed steel gutter frame with integral masonry flange anchors and 1½ inch drainage coupling for attachment to drainage system.
  16. Finish: gray prime painted
  17. Latch: Type 316 stainless steel slam latch with inside lever handle and outside removable 5/16” square key wrench and flush type plug seal.
  18. Handle: Type 316 stainless steel flush lifting handle on outside of door.
  19. Hinge: Type 316 stainless steel, heavy-duty butt hinge with stainless steel pin fastened to door with stainless steel carriage bolts. Provide hinges with slotted bolt holes for on-site adjustment.
  20. Springs: Stainless steel compression lift springs designed to counterbalance door weight and resist downward pressure when closing door.
  21. Hold-Open Arm: Type 316 stainless steel arm that automatically locks when door is opened to 90 degrees. Provide release handle with red vinyl grip that releases door and allows for closure.
  22. Acceptable Product Model: BFDDPP [width x length] Length denotes hinge side
  23. Type 304 Stainless Steel Doors and Frames Model: BFDDPS [width x length]
  24. Type 316 Stainless Steel Doors and Frames Model: BFDDPT [width x length]

2.3  Drainable series floor doors, H20 load

  1. Aluminum Doors and Frames:
  1. Performance Requirements: Fabricate floor door assemblies to support H20 live load capacity. Designed to withstand H20 wheel loadings suitable for use in off street locations where subjected to infrequent, off road, traffic.
  2. Doors: ¼” [6.3mm] reinforced aluminum diamond plate reinforced for H-20 wheel loading.
  3. Frame: ¼” [6.3mm] Extruded aluminum gutter frame with integral masonry flange and 1½ inch drainage coupling for attachment to pipe connection to a drainage system.
  4. Finish: Mill finish aluminum with 1 coat of epoxy paint to concealed aluminum surfaces in contact with cementitious or dissimilar materials.
  5. Latch: Type 316 stainless steel slam latch with inside lever handle and outside removable 5/16” square key wrench and flush type plug seal.
  6. Handle: Type 316 stainless steel flush lifting handle on outside of door.
  7. Hinge: Type 316 stainless steel, heavy-duty butt hinge with stainless steel pin fastened to door with stainless steel carriage bolts.
  8. Springs: Stainless steel compression lift springs designed to counterbalance door weight and resist downward pressure when closing door.
  9. Hold-Open Arm: Type 316 stainless steel arm that automatically locks when door is opened to 90 degrees. Provide release handle with red vinyl grip that releases door and allows for closure.
  10. Acceptable Product Model: BFDDPA [width x length] Length denotes hinge side
  11. Steel Doors and Frames:
  12. Performance Requirements: Fabricate floor door assemblies to support H20 live load capacity. Designed to withstand H20 wheel loadings suitable for use in off street locations where subjected to infrequent, off road, traffic.
  13. Doors: 3/16” [4.76mm] reinforced cold rolled steel (CRS) diamond plate reinforced for H-20 wheel loading.
  14. Frame: 3/16” [4.76mm] Formed steel gutter with integral masonry flange and 1½ inch drainage coupling for attachment to drainage system.
  15. Finish: Gray prime painted
  16. Latch: Type 316 stainless steel slam latch with inside lever handle and outside removable 5/16” square key wrench and flush type plug seal.
  17. Handle: Type 316 stainless steel flush lifting handle on outside of door.
  18. Hinge: Type 316 stainless steel, heavy-duty butt hinge with stainless steel pin fastened to door with stainless steel carriage bolts. Provide hinges with slotted bolt holes for on-site adjustment.
  19. Springs: Stainless steel compression lift springs designed to counterbalance door weight and resist downward pressure when closing door.
  20. Hold-Open Arm: Type 3/16 stainless steel arm that automatically locks when door is opened to 90 degrees. Provide release handle with red vinyl grip that releases door and allows for closure.
  21. Acceptable Product Model: BFDDHP [width x length]
  22. Type 304 Stainless Steel Doors and Frames Model: BFDDHS [width x length]
  23. Type 316 Stainless Steel Doors and Frames Model: BFDDHT [width x length]

2.4  options & Accessories

  1. Gasket Odor Resistant; certified for a maximum air infiltration of 1 cubic foot per minute per linear foot of perimeter.
  2. Gasket Debris; 1/8” commercial grade EPDM rubber
  3. Skirting; 1/8” sheet aluminum used to form slab concrete opening beneath the frame, specify height.
  4. Lock and Latching Options
  5. Recessed padlock hasp lock box with hinged cover and slam latch to keep flush with door
  6. Padlock hasp lock bar through door used in conjunction with standard padlock (not supplied)
  7. Mortise cylinder lock, protected by brass cover plate for keyed access interior and exterior.
  8. Manufacturer’s standard Best Cylinder with plastic core
  9. Reference/specify in door hardware specification section- if applicable
  10. Detention deadbolt lock, protected by brass cover plate for high security keyed access interior and exterior.
  1. Manufacturer’s standard Best Cylinder with plastic core
  2. Reference/specify in door hardware specification section- if applicable
  3. Panic bar hardware for emergency egress.
  4. Safety Grating
  5. Hinged aluminum grating, powder coat orange, meets OSHA 1926 fall protection.
  6. Reference/specify in fall protection grating system specification section
  7. Safety Net; Orange polyester netting with Teflon threads, aluminum rails and brackets, stainless steel hardware, meets OSHA 1926.105 Netting Test and OSHA 1926.502 Drop Test for fall protection.
  8. Safety Post; Tubular post with adjustable mounting bracket to fit fixed ladder rung spacing up to 14” on center and clamp brackets to accommodate ladder rungs up to 1-3/4” in diameter. Extends up to 42” and automatically locks in fully extended position. Materials available in yellow powder coat steel (Model BSPY); or hot dip galvanized steel (Model BSPG); or mill finish stainless steel (Model BSPS); or mill finish aluminum (BSPA).
  9. Safety Railings; 1 ¼” ID sch 40 A53 Grade B galvanized steel pipe with alloy cast fittings and set screw hold.
  10. [Surface mount T cast fitting for bolt in place] [Recessed mount for cast in place]
  11. [30 “ wide automatic self closing gate][zinc plated steel link safety chain]

PART 3 - EXECUTION

3.1  EXAMINATION

  1. Verify that preparation and affected dimensions are acceptable.
  2. Verify tolerances and correct improper conditions.

3.2  PREPARATION

  1. Advise installers of details relating to floor hatch installation, including rough opening dimensions, locations of supports, and anchoring methods.

3.3  INSTALLATION

  1. Follow manufacturer’s instructions for installing floor doors and hatches.
  2. Install frames plumb and level in opening, in proper alignment with floor surface for flush installation. Secure rigidly in place.
  3. Position units to provide convenient access to concealed Work requiring access.

3.4  CLEAN AND ADJUST

  1. Clean adjacent surfaces and remove unused product and debris from site.
  2. Adjust doors for smooth operation.

END OF SECTION