,-^ft».-W R-^'-.f, A.I-r.-l 



-SECTION ON LINE Of DRAINAGE HEADING - 



^P^fXali TtUh /7uii^' 



nmi (jmcr Ortrnsnnft 

 --— JiNlOOO 



.iU3^r;iA7]?i5 m J.ciAii]^^ }JAy/x5}Jiy/b ?k?ii^\ m\ -ru^ ei 



CROSS SECTION ON LINE E.F 



LOW MfATtlt 



and iPl'^r Orr^'sana 



,.CJ,alk:mihinitnmts 



SIDE 

 Jirt^wch has aitiutd 



ifha/f an Ju-ur betn^vob ^.^ f^jjj,^ hnspoiSad -'^ tJuviuffv »faai 



piissai4c 'V Iranis car I rontanis f"^ l/rtine hatr 



pwv' 3SC part^L\piir<;^.^^^^.]-j-gj^^,^^pfjji^' ptiA^ed cctitainx 



'f^'^-"- co-p^Mcof'oniir 3o(h(:'Sn)- 9 Si-parts 



-VENTILATION OF THE SUBMARINE TUNNEL. DIAGRAM: 



10.000 cfaa 



Jir ffirouxjh' vOuch 

 dmv iraau have 

 lassed contaui£ 

 S>*(3<i 17- 1301 ra^: 



ao^-pa- lOOrt'nf, 



Jir 8avuf/h whifh 

 four Irame hmv 

 vasstd- rciitnnus 



An- thratigh \iHich, 

 Btree trams hmv 

 pass&i ctnitants 



( l>:lia-IO.O('Oofmr ■ COtf-eik'.lVOcfair- 



jbr Uavuiih vhicli 

 flip tranu have 

 passed- O'ntams 



Jir tfuviifih itiucJi 



aw tnnn has 

 passed contains 



; Ar wiiich has entered' 



\ the luand in intenal 



:rl luilt an hour hetv^Gi 



■o60r,4^n)-l6t8pai1^, 350*^ 3>^3lp'i3(*i pails; 3SO*-\2^3 IV-9/if-ptzrti_ :i5/^' .J /T piirts-in;;'pats<uiP t/' tniuis air 

 C Gjper 10 OOOi/ai. " " " ' """ " " ' ^r/)-— ---/> 



i'P-; pa- /(I.OOOo/n 



•uliif per Iwu 



"^jc: 



-TRAINS PASSING EVERV HALF HOUR- 



