58
INDEX.
Silesian Railways ... ... ... ... ... ... ... 13
Towns along the river Oder ... ... ... ... ... ... 13
Breslaii ... ... ... ... ... ... ... ... ... 13
Railway Returns ... ... ... ... ... ... ... 14
Trade of Stettin ... ... .... ... ... ... ... 14
Swinemiinde ... ... ... ... ... ... ... ... 15
Freight by Rail of Silesian Coal ... ... ... ... ... 15
Freight by Rail of ordinary merchandize... ... ... ... 16
Oder Traffic ... ... ... ... ... ... ... ... 16
Plan approved for carrying out the Oder Concession. 16
Rate of Charges for Towing ... ... ... ... ... 19
Comparison of Rates by Rail and Water .. ... ... ... 20
Advantages to be secured by adopting Cable Towage in England. 21Introduction of Chain Towage ... ... ... ... ... 22
Friction, wear and tear and waste of power of Chain in proportion
to its weight and adhesion ... ... ... ... ... 22
Comparative weight of Chain and Cable ... ... ... ... 23
Quality of Cable important ... ... ... ... ... ... 23
A theoretical Line of Towage ... ... .... ... ... 23
Practical Line of Towage ... ... ... ... ... ... 23
Conditions under which Cable can be employed for towing upon 23Rise of Water due to High Winds .. ... ... ... 24
Points to be considered in laying down a Line of Towage in rivers
and canals ... ... ... ... ... ... ... 24
Alleged drawback urged against use of Cable ... ... ... 25
Table and Figure showing length of rise of Cable and Chain
in front of Steamer under different strains... ... ... 26
Temporary inconvenience caused by this is a matter in the Captain’s
control ... ... ... ... ... ... ... ... 27
Advantage of Wire Cable ... ... ... ... ... ... 27
Working Curves ... ... ... ... ... ... ... 27
Figure showing Double Curve being worked on the river Havel ... 28
Working Bends, with Swift Currents ... ... ... ... ... 28
Description of Slip Hook employed ... ... ... ... ... 29
Difficulty in the use of Wire Cable caused by kinks ... ... ... 30
Cause of Kinks ... ... ... ... ... ... ... ... 30
Surplus Twist in Cable ... ... ... ... ... ... 30
Elongation of Chain and Wire Cable ... ... ... ... ... 31
Advantages of Cable in respect of Elongation and Rupture... ... 31
Chain or Cable embedded in sand or mud ... ... ... ... 32
Passage of Locks ... ... ... ... ... ... ... 32