Section C : Sample timber specifications
INTRODUCTIONC 1 MATERIALS
1.1 Timber generally
1.2 Hardwood
1.3 Softwood
1.4 Moisture content
1.5 Plywood
1.6 Oriented strand board (OSB)
1.7 Chipboard
1.8 Medium density fibreboard (MDF)
1.9 Wood veneers
1.10 Glues
1.11 Timber sizes
C 2 PRESERVATIVE TREATMENT
2.1 General
2.2 Organic preservative treatment in accordance with existing British standards for out of ground contact
2.3 Inorganic preservative treatment in accordance with existing British Standards for out of ground contact below DPC level and hazardous end uses
2.4 Preservative treatment in accordance with European Standards EN335, EN599
2.5 Re-treatment of cut surfaces
C 3 FIXINGS
3.1 Screws and nails
3.2 Bolts
3.3 Connectors
3.4 Brackets, joist hangers, plates
3.5 Tightening of bolts or connectors
3.6 Adhesives
C 4 FIRE-RETARDANT TREATMENT REQUIREMENTS
4.1 Fire-retardant treatment
4.2 Gluing
4.3 Sawn ends
4.4 Handling and use on site
4.5 Decorating
4.6 Fire doorsets and screens
4.7 Class 0 and class 1 timber veneer wall panels
4.7.8 Fixing method
C 5 WORKMANSHIP
5.1 Storage
5.2 General
5.3 Make good defective work
5.4 Plugging
5.5 Workmanship and manufacture
5.6 Handling, storage and protection
C 6 DEFINITIONS
6.1 Finished sizes
6.2 Exact sizes
6.3 Hardwood or the like
6.4 Fire doors and screens
C 7 SPECIFICATION FOR STRUCTURAL TIMBER
7.1 Materials
7.2 Softwood species and grade
7.3 Hardwood species and grade
7.4 Sizes and surface finish
7.5 Moisture content
7.6 Storage
7.7 Timber fastenings
7.8 Preservative
7.9 Glued laminated timber (GLULAM)
C 8 FINISHING
8.1 Finishing methods and timber to be finished
8.2 Stain finish
C 9 CLADDING
9.1 Vertical TG and V type
9.2 Ventilation
9.3 Breather membrane
9.4 Fillers
C 10 FLOORING
10.1 Building regulations
10.2 Sub-floors
10.3 Woodblock
10.4 Hardwood strip flooring on battens
10.5 Hardwood strip flooring on clip system
10.6 Hardwood strip flooring for specialist sport use
10.7 Approved floor sample
10.8 Expansion allowances
10.9 Construction expansion gap
10.10 Floor finish
10.11 Protection on flooring
10.12 Fire requirements
10.13 Compliance
10.14 Maintenance
C 11 JOINERY ELEMENTS
11.1 Windows
11.2 Doors, doorsets and fire-resistant screens
11.3 Staircases