{"id":270882,"date":"2024-10-19T18:09:20","date_gmt":"2024-10-19T18:09:20","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-14-30294489-dc\/"},"modified":"2024-10-25T14:20:43","modified_gmt":"2024-10-25T14:20:43","slug":"bsi-14-30294489-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-14-30294489-dc\/","title":{"rendered":"BSI 14\/30294489 DC"},"content":{"rendered":"

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\n30294489 <\/td>\n<\/tr>\n
3<\/td>\n41_e_stf <\/td>\n<\/tr>\n
4<\/td>\nContents <\/td>\n<\/tr>\n
6<\/td>\nForeword <\/td>\n<\/tr>\n
7<\/td>\n1 Scope
2 Normative references <\/td>\n<\/tr>\n
8<\/td>\n3 Terms and definitions <\/td>\n<\/tr>\n
11<\/td>\n4 Inputs
4.1 General
4.2 Wheel and track parameters
4.2.1 Wheel profiles <\/td>\n<\/tr>\n
12<\/td>\n4.2.2 Wheelsets
4.2.3 Rail and track <\/td>\n<\/tr>\n
13<\/td>\n4.2.4 Tolerances and wear <\/td>\n<\/tr>\n
14<\/td>\n4.3 Contact zone
4.3.1 Contact profile
4.3.2 Contact danger zone
4.3.3 Flangeway depth <\/td>\n<\/tr>\n
15<\/td>\n4.3.4 Flangeway width
5 Guidance principles
5.1 Guard and check rails
5.2 Wheelset guidance <\/td>\n<\/tr>\n
16<\/td>\n5.2.1 Angle of attack
5.2.2 Flangeway <\/td>\n<\/tr>\n
17<\/td>\n5.2.3 Gauge widening
5.2.4 Check rail and common crossing nose
5.2.5 Obtuse Crossings <\/td>\n<\/tr>\n
19<\/td>\n5.3 Transitional guidance
5.4 Entry flares
6 Rules
6.1 Introduction
6.2 Security against derailment <\/td>\n<\/tr>\n
20<\/td>\n6.3 Wheel profiles and wear <\/td>\n<\/tr>\n
21<\/td>\n6.4 Angle of attack <\/td>\n<\/tr>\n
22<\/td>\n6.5 Apparent wheel profiles <\/td>\n<\/tr>\n
23<\/td>\n6.6 Tangent and secant contact
7 Common derailment-critical situations
7.1 Tangent contact <\/td>\n<\/tr>\n
24<\/td>\n7.2 Secant contact at partially open switch tip or crossing nose <\/td>\n<\/tr>\n
26<\/td>\n7.3 Secant contact at damaged switch tip (for information only) <\/td>\n<\/tr>\n
27<\/td>\n7.4 Limits
8 Output – Functional and Safety Dimensions (FSD)
8.1 Switch panel
8.1.1 Free wheel passage in switches FWPS <\/td>\n<\/tr>\n
28<\/td>\n8.1.2 Entry angle <\/td>\n<\/tr>\n
29<\/td>\n8.1.3 Switch point relief A2 <\/td>\n<\/tr>\n
31<\/td>\n8.1.4 Lateral point retraction <\/td>\n<\/tr>\n
32<\/td>\n8.1.5 Lateral point machining <\/td>\n<\/tr>\n
33<\/td>\n8.1.6 Gauge in diverging track \u2013 vehicle with 3 axles inscription <\/td>\n<\/tr>\n
34<\/td>\n8.2 Closure panel
8.3 Common crossing panel
8.3.1 Fixed nose protection Npcf <\/td>\n<\/tr>\n
35<\/td>\n8.3.2 Free wheel passage Fwpcf
8.3.3 Free wheel passage at check rail entry Fwpcre <\/td>\n<\/tr>\n
36<\/td>\n8.3.4 Free wheel passage at wing rail entry Fwpwre <\/td>\n<\/tr>\n
38<\/td>\n8.3.5 Minimum flangeway depth hfw
8.3.6 Flangeway width in diverging track <\/td>\n<\/tr>\n
40<\/td>\n8.3.7 Parallel check rail length
8.3.8 Check rail and raised check rail
8.4 Obtuse crossing panel
8.4.1 Free wheel passage Fwpof <\/td>\n<\/tr>\n
43<\/td>\n8.4.2 Unguided length
8.4.3 Check rail and raised check rail
8.4.4 Free wheel passage at check rail entry <\/td>\n<\/tr>\n
44<\/td>\n8.4.5 Nose protection Npof <\/td>\n<\/tr>\n
46<\/td>\n8.5 General items (may occur in all zones within or outside S&C)
8.5.1 Check rail and wing rail entry flare
8.5.2 Flangeway width \u2013 Wheel trapping
9 Additional requirements
9.1 Guidance
9.2 Load transfer
9.3 Insufficient wheel support or guidance
9.4 Wheel load transfer <\/td>\n<\/tr>\n
48<\/td>\n9.4.1 Sufficiency of bearing area <\/td>\n<\/tr>\n
49<\/td>\n9.4.2 Transfer surfaces
9.4.3 Method of assessment
9.5 Insufficient wheel support or guidance
9.5.1 Common crossings <\/td>\n<\/tr>\n
50<\/td>\n9.5.2 Obtuse crossings
9.5.3 Movable crossings <\/td>\n<\/tr>\n
51<\/td>\nAnnex A (informative) Functional and safety dimensions, practically used by different European Networks <\/td>\n<\/tr>\n
52<\/td>\nAnnex B (normative) Maximum angle of attack in obtuse crossings <\/td>\n<\/tr>\n
54<\/td>\nAnnex C (informative) Example of Entry Flare Rule <\/td>\n<\/tr>\n
55<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

BS EN 13232-3. Railway applications. Track. Switches and crossings for Vignole rails. Part 3. Requirements for wheel\/rail interaction<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2014<\/td>\n55<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":270886,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-270882","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/270882","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/270886"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=270882"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=270882"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=270882"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}