Hinged Floor Doors

Hinged Floor Doors from Gorter Hatches

By: Gorter Hatches  04-Nov-2009
Keywords: Door, Building Materials, Floor Hatch

Floor doors can be supplied with a hinged and detachable cover. Generally, the cover will be flush with the surface of the floor. One surface mounted model is available.

Covers are made of checker plate. The cover for ceramic tiles and carpet is made of aluminium sheeting. Depending on size, one or two covers are installed. Floor doors are supplied with a cover and frame. Depending on the model, the frame is provided with integrated anchors all around the perimeter, or welded adjustable anchors.

Features of hinged floor doors, flush

Suitable for application indoors and outdoors

All aluminium models are suitable for in and outdoors. The drainaged frame can be supplied with a ø 40 mm drain for connection to storm-water flow.

Can be combined with ladder and fixed stair case
Depending on the application and size, hinged flush floor doors can be combined with a fixed vertical ladder, ladders or fixed stairs. In some cases retractable stairs can be installed.

Safe and user-friendly

  • Smooth and comfortable one-hand operation, regardless of the size and weight of the cover.
  • The counter-balance system offers assisted opening and controlled closing with one hand.
  • The cover automatically engages in an open position and releases with one hand.
  • A FixGrip will be supplied for models 1000 mm plus.
  • Anti-skid checker plate cover with flush grip.

Performance hinged, flush floor doors
The loads of hinged flush floor doors are calculated in accordance with the most severe conditions of EN 1991-1 - Basis of design and actions on structures - Euro code 1 and AS 1170-1 - SAA Loading code - Part 1. Safety Class 3 and Load Factor: Yf;q;u = 1.5.  The calculation is based on “Roark’s Formulas for Stress and Strain”, 7th Edition, Table 11.4 - Case 1a - Plate All Edges Simply Supported, Uniform Loaded. The reinforcements are calculated as beams on two supports.

Hinged floor doors are only to be installed in situations where static loading will occur. Dynamic loading is not recommended. Type WA-E-AL is available in loads specified by the customer.

For more information on our range of hinged floor doors including detailed specifications and drawings please visit: http://www.gorterhatches.co.nz

Keywords: Building Materials, Door, Floor Hatch