Figures & data
Figure 1. Location of three methane explosions.
Figure 2. Sketch map of explosion.
Figure 3. Disaster situation of QSY tunnel: (a) Coal strata where QSY tunnel. Sources: http://dsb.gzdsw.com; (b) Tunnel portal after accident. Sources: http://hnrb.hinews.cn; (c) Rescue operation. Sources: http://www.chinanews.com; (d) Rescue vehicle. Sources: http://www.chinanews.com; (e) Rescue operation. Sources: http://www.chinanews.com; (f) Rescue operation. Sources: http://www.chinanews.com
Figure 4. Rescue plan.
Figure 5. Disaster situation of WWL tunnel: (a) The smoke rising from the explosion. Sources: http://image.baidu.com; (b) Scene of the explosion. Sources: http://www.bjd.com.cn; (c) Machines destroyed by an explosion. Sources: http://www.bjd.com.cn; (d) Houses destroyed by an explosion. Sources: http://e.chengdu.cn; (e) Prepared emergency equipment. Sources: http://news.youth.cn; (f) Rescue scene. Sources: http://www.chinanews.com.
Figure 6. Location of methane explosion.
Figure 7. Disaster situation of DJS tunnel: (a) Tunnel portal. Sources: http://www.xinhua.org/; (b) Template trolley impacted by explosion. Sources: (c) Damaged truck. Sources: http://www.xinhua.org/; (d) Damaged truck. Sources: http://www.xinhua.org/; (e) Set cordon. Sources: http://www.xinhuanet.com/; (f) Rescue vehicle. Sources: http://fzsb.hinews.cn/.
