Appendix B – Roll Cage Construction（附录B -滚笼式结构）.pdf
文本预览下载声明
Appendix B – Roll Cage Construction
These rules are effective December 1 2011 and will remain valid until they are replaced with an updated document.
Table of Contents
1 Roll Cage Choice of Specifications 2
2 Roll Cage General Requirements 2
2.1 Required Element 1 - Main Roll Cage Structure Backstays 2
2.2 Required Element 2 - Roof Bars 3
2.3 Required Element 3 - Backstay Diagonals 3
2.4 Required Element 4 - Main Hoop Diagonal Members 4
2.5 Required Element 5 - Sill bars 5
2.6 Required Element 6 - A-pillar reinforcement 6
2.7 Required Element 7 - Door Bars 6
2.7.1 253-9 - X Configuration 6
2.7.2 253-10 - V Configuration 7
2.7.3 253-11 - Configuration with single straight bar with sill bar 7
2.7.4 Stock-car style configuration bar 7
3 Optional Reinforcement of the Roll cage 7
3.1 Optional Reinforcing Members 7
3.2 Reinforcement to the Vehicle Body 8
3.3 Front core support reinforcement 8
3.4 Trunk area reinforcement 8
4 Detailed Construction Specifications 9
4.1 Mounting of Roll cages to the Body shell 9
4.1.1 Welded Connections 9
4.1.2 Bolted Connections 9
4.1.3 Reinforcement plates 9
4.1.4 Double Through Plating 9
4.2 Gusset construction 10
4.3 Removable Members 10
4.4 Guidance on Welding 10
4.5 Cage Tubing Material Requirements 10
4.6 Cage Tubing Size Requirements 10
5 Protective Padding 11
5.1 Required Padding 11
5.2 Recommended Padding 11
6 Grandfathering and Variances 11
7 Documentation and Inspection 12
1 Roll Cage Choice of Specifications
Roll cages are mandatory for all vehicles. Several specifications for rollcages may be used:
1 An FIA approved roll cage (with either FIA homologation certificates or ASN homologation certificates). The
homologation of any such rollcage must be current with the date of logbook issue. Cages for cars competing in
FIA rally classes must use a homologated cage correct for the FIA class. Cages falling into this category
显示全部