BS 1722-7:1999

Committees responsible
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Dimensions, designation and general characteristics
5 Timber components for sawn post and rail fences
6 Timber components for fences with cleft hardwood rails
      and sawn, round or cleft posts
7 Other components
8 Erection
Annex A (normative) Timber
Annex B (informative) Suggested sampling method for use when
        measuring the limiting characteristics of timber
Annex C (informative) Specifying a wooden post and rail fence
Bibliography
Figure 1 General characteristics of sawn post and rail fences
Figure 2 Position and dimensions of side-by-side mortices for
          cleft rails
Figure 3 Position and dimensions of single mortices for cleft rails
Figure 4 Measurement of girth of cleft posts and rails
Figure 5 Measurement of girth of cleft posts
Figure A.1 Knot projection
Figure A.2 Measurement of wane
Figure A.3 Measurement of slope of grain
Figure A.4 Measurement of checks and end shakes
Figure A.5 Measurement of straightness
Table 1 Designation, dimensions and general characteristics of
         sawn post and rail fences
Table 2 Designation, dimensions and general characteristics of
         morticed sawn or cleft post and cleft rail fences
Table 3 Minimum dimensions of side-by-side mortices for cleft rails
Table 4 Minimum dimensions of single mortices for cleft rails
Table A.1 Characteristics and defects of sawn softwoods and
           hardwoods
Table B.1 Single sampling plan