New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1845-08-06

ffti, VIII require TWO "a tluh ipNti On
dients OF 20 feet per mile:
Three and Ito do on gradient, Of 20 feet per mile.
Fiyr snd do do do DO 90 DO DO DO DO
OF the two routes from NewYork to Albany on the
East side Of the River that in the interior connecting
with the Albany and West StOckbrfge Road AZ Chat
ham. presents maxum gradients Of 40 feet per mile
the other the bank Of the river reported II feet per
mile but doub, msy be constructed, with some
tunnelng exceed or 10 feet per mile AZ any place
and generally dead level Is ton engine viii haul
s gresier load the latter than ovcrhe former
With more powerful engines this difference viii be in
creased With one that will haul - tons level. it
equal 10 H. tons with of the heaviest class thai
will haul OcO tons level II is equal 10 pa tons
Now the cost Of racoH on aroad ofarge traffic, Is nearly
IN proportion 10 the power expended and T., over II
and 30 feet gradients 100 l 2jths cheaper on
he river route than by the interior route.
But in line be- located on the river bank with
gradients not 10 exceed feet per mile the comparison
u cost OF traction the two viii be as 100 TO
2i9 ia favor Of the river in other words, fs0
engines on the rger route will haul many tons OF mer
chandizc and pas enger- between NcwNork and Albany
fire engines equal power could by the interior and
the time of transit the former will be TWO hours lees
than on the latter.
The present cost Of constructing single track with
iron rail Is lbs TO the yard go lbs would be better
counting iron A. $50 per ton and laid in the same
the best New England roads gravel road bed.
Will not be far from $4,000 per mile The cost OF the
same weight Of rail laid supports free from the
action OF frost with red cedar kyanzcd oak ties
raised above The ground and connected between the rails
ana stone supports Will not exceed 5000 per mile FOR
single track. 5000 per mile than the ordinary
mode The annual cost 10 repair double tracks and
roadbod laid in hs or 20 years. c1ruot exceed
$500 per mile; and the top OF the rails Will be 10
inches at lcast above the surface Of the roadbed the
trouble and expense Of clearing them OF snow VIII De-
very light. On the other hand four Of the principal
roads in Massachusetts. viz the "Wcstem' Boston
and Worcester" Boston and Lowell" and Boston and
Providence whose aggregate length Is go miles. mofc
than half being gle track have for track and
road bed repairs 1874 average OF 1903 per mile
the average speed Of passenger trains being from % 20
~ miles per hour. To increase the average speed win
10 possibe) equal safety 10 80 snd 80 miles per
hour would require labor 10 the amount Of AZ least
$50 per mile making total per mile per annurn Of
s1l3-Or SJl3 per mile more than for road lad free
from frost This sum $50 times repeated between New
York and Albany Will give an annual extra charre OF
s7sso
The repair and wear and tear ofeugines and
cars smooth. level road free from the
action frost, will be annually >leO per
mile less than j. now occasioned by undu-
hating and uneven roads. This IN 80
miles yves .+.s......ss......s. l'i'N
SI-.J0
The annual depreciation Of IS h. rail resting
on unyieding supports, and on gradients
under N feet per mile. avoiding thereby the
temptation Of using larger engines Than he
raj can safely bear. vii be 500 less per
mile thsn on The four rosds before men
ronei which are chiefly filled with 81 10.
rais elfV m 10 miles gives............. 1900
ToA saved repairs and depreciation $40 80 per
The interest A. per cent on : 5000, the
extra cost Of laying 80 miles of double
uacA hee rom ucsi, S......s............ tlpe--
less $3.50 than
the amount saved on repairs and deprecia-
ton
But there when the ros, Is settling in and
throwing out The ground that no possible amount Of hu
man labor can kocpthe ordinary road surface and
safe for average speed Of 80 mics per hour. The
risk TO life and machinery from this such times
beyond control cannot be fully estimated. Finally the
cost 81 traction The river If laid with heavy
iron rail free from frost with maximum gradients II 10
feet per mile will be 40 80 per less than
The interior. This saving Of expenses will amount 70
large sum during year varying only with the amount
# business done And when considered in CONNECTION
with all sher superior capabilities Of the river route 10
ct business aud do II promptly low rates. both
and winter u seems 10 be in-ut % human saga
city suppose that the river could be ef unim
proved, and the interior one chosen In England nail
ways 10 ZINES per mile than with Us where
the frost peneraics the earth three times deeper than
there: and chiefly easy curves, low gradients
and incOmpressibe and unchan gcahle road support
Yet with difficulties tocontend with. talk Of run
ming faster than Is practced the best English roads
without expcnding hall much IN construction 10
produce permanent economy and safety. There l. room
tor improve ment in these matters and no where Of hall
the importance .s between Newiork and Albany
Very respectfully and truly, am yours.
JOHN CHlLDE.