BS 1990-1:1984
Current
The latest, up-to-date edition.
Wood poles for overhead power and telecommunication lines Specification for softwood poles
Hardcopy , PDF
English
28-09-1984
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Foreword
Committees responsible
Specification
1 Scope
2 Definitions
3 Timbers
4 Felling
5 Sizes and permitted tolerances
6 Limiting characteristics
7 Stacking and preparation of poles at depots
8 Moisture content
9 Preservation
10 Marking
Appendices
A Design data for the strength of poles, unstayed and
stayed
B Determination of moisture content by the oven test
method
C Determination of the extent of preservative
penetration
D Determination of strength characteristics of poles
Tables
1 Preferred sizes of poles
2 Ultimate loads for unstayed poles of redwood
3 Ultimate loads for stayed poles (struts) of redwood
4 Modification factors for the loads given in tables
2 and 3
Figures
1 Typical layout of markings
2 Testing position of a pole
This Part 1 of the revision of BS 1990, extends the range of species for which data are available, specifies water-borne preservative treatments in addition to pressure creosoting, gives a standard layout of markings and a test method for poles.
| Committee |
B/518
|
| DevelopmentNote |
Supersedes BS 1990-1(1971) & 81/15497 DC. (06/2004) Reviewed and confirmed by BSI, December 2011. (11/2011)
|
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This British Standard specifies requirements for solid softwood poles for power and telecommunication lines (see clause 3).
NOTE The titles of the publications referred to in this standard are listed on the inside back cover.
| Standards | Relationship |
| UNE-EN ISO 14880-1:2019 | Identical |
| BS 144-2:1990 | Wood preservation using coal tar creosotes Methods for timber treatment |
| BS 5589:1989 | Code of practice for preservation of timber |
| BS 5268-5:1989 | STRUCTURAL USE OF TIMBER - CODE OF PRACTICE FOR THE PRESERVATIVE TREATMENT OF STRUCTURAL TIMBER |
| ESI 43-12 : ISSUE 1 AMD 1 | INSULATED AERIAL BUNDLED CONDUCTORS ERECTION REQUIREMENTS FOR 1V OVERHEAD DISTRIBUTION SYSTEMS |
| BS 4072-2:1987 | Wood preservation by means of copper/chromium/arsenic compositions Method for timber treatment |
| BS 6100-4.1(1984) : 1984 | GLOSSARY OF BUILDING AND CIVIL ENGINEERING TERMS - FOREST PRODUCTS - CHARACTERISTICS AND PROPERTIES OF TIMBER AND WOOD BASED PANEL PRODUCTS |
| BS 565:1972 | Glossary of terms relating to timber and woodwork |
| ISO 3130:1975 | Wood — Determination of moisture content for physical and mechanical tests |
| BS 913:1973 | Specification for wood preservation by means of pressure creosoting |
| BS 5666-2:1980 | Methods of analysis of wood preservatives and treated timber Qualitative analysis |
| ISO 3131:1975 | Wood — Determination of density for physical and mechanical tests |
| BS 144:1997 | Specification for coal tar creosote for wood preservation |
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