Library

The ABIS library is a collection of useful reference material relating to buildings and their problems as well as timber pests such as termites.

The library is a combination of material written by ABIS as a result of our own research and practical experience together with useful information gleaned from other authoritative sources.

 

Rake

Rake is the pitch of the stairs i.e. the angle between the pitch line and the horizontal where the Pitch Line is the notional line connecting the nosings of all treads in a flight of stairs.

This term also applies to the slope of the roof.

WIKIPEDIA ENTRY FOR STAIRWAY.

WIKIPEDIA ENTRY FOR ROOF PITCH.

Stair Pitch 2 Picture    Roof Rise Picture