This is a table of type trigram and their frequencies. Use it to search & browse the list to learn more about your study carrel.
trigram | frequency |
---|---|
the new york | 136 |
of the work | 131 |
of the tunnel | 120 |
part of the | 105 |
the top of | 103 |
in order to | 100 |
top of the | 99 |
of the shield | 99 |
side of the | 93 |
the pennsylvania railroad | 92 |
the bottom of | 91 |
end of the | 88 |
new york city | 86 |
bottom of the | 80 |
of the tunnels | 78 |
of the pennsylvania | 77 |
the construction of | 68 |
the long island | 68 |
the east river | 66 |
shown in fig | 65 |
face of the | 63 |
had to be | 63 |
the north river | 61 |
the face of | 59 |
as soon as | 55 |
the end of | 53 |
the weight of | 53 |
the shield was | 53 |
of the concrete | 53 |
weight of the | 53 |
the iron lining | 52 |
surface of the | 51 |
long island railroad | 49 |
the use of | 49 |
the cost of | 48 |
of the river | 48 |
the surface of | 48 |
portion of the | 47 |
construction of the | 47 |
as shown in | 45 |
due to the | 45 |
of the rock | 44 |
the concrete was | 43 |
on the new | 43 |
from to ft | 43 |
the work was | 43 |
on account of | 43 |
pennsylvania railroad company | 42 |
at the top | 42 |
long island city | 42 |
line of the | 42 |
of the wall | 42 |
of ninth avenue | 41 |
a distance of | 41 |
the rock was | 40 |
at the bottom | 40 |
so that the | 39 |
sides of the | 39 |
of the water | 39 |
east side of | 39 |
of the arch | 39 |
it was necessary | 38 |
the east side | 38 |
shown on plate | 38 |
the cutting edge | 38 |
a depth of | 38 |
of new york | 37 |
of the iron | 37 |
angle of repose | 37 |
at the same | 37 |
was necessary to | 36 |
east of the | 36 |
level of the | 36 |
as shown by | 35 |
the same time | 35 |
would have been | 35 |
section of the | 35 |
the terminal station | 35 |
account of the | 35 |
of d street | 35 |
of about ft | 35 |
of the new | 34 |
of civil engineers | 34 |
as to the | 34 |
and in the | 34 |
of the line | 34 |
and it was | 34 |
the concrete lining | 34 |
the excavation was | 33 |
society of civil | 33 |
shown by fig | 33 |
in the bottom | 33 |
the center line | 33 |
the rate of | 33 |
american society of | 33 |
connection with the | 32 |
the fact that | 32 |
of the excavation | 32 |
of the material | 32 |
of the sand | 32 |
west of the | 32 |
was to be | 32 |
on each side | 31 |
it will be | 31 |
of the same | 31 |
in d street | 31 |
the west side | 31 |
the rock surface | 31 |
of the long | 31 |
the railroad company | 31 |
attached to the | 31 |
in connection with | 31 |
the level of | 30 |
the air pressure | 30 |
in the tunnel | 30 |
there was a | 30 |
up to the | 30 |
soon as the | 29 |
the line of | 29 |
of the shaft | 29 |
on the north | 29 |
cost of the | 28 |
per linear foot | 28 |
found to be | 28 |
one of the | 28 |
as well as | 28 |
length of the | 28 |
owing to the | 28 |
so as to | 28 |
the weehawken shaft | 28 |
the center of | 28 |
the sides of | 27 |
the south side | 27 |
of the north | 27 |
in the tunnels | 27 |
some of the | 27 |
the length of | 27 |
back of the | 27 |
the metal lining | 27 |
outside of the | 27 |
engineer of the | 27 |
the number of | 26 |
on the south | 26 |
extension of the | 26 |
the time of | 26 |
a number of | 26 |
out of the | 26 |
chief engineer of | 26 |
the remainder of | 26 |
was put in | 26 |
earth and rock | 25 |
used in the | 25 |
it was not | 25 |
in front of | 25 |
remainder of the | 25 |
york tunnel extension | 25 |
the writer believes | 25 |
east river tunnels | 25 |
new york tunnel | 25 |
as far as | 25 |
as shown on | 25 |
it may be | 25 |
the river tunnels | 25 |
center of the | 25 |
the foot of | 25 |
could not be | 25 |
was found to | 25 |
front of the | 24 |
for a distance | 24 |
west side of | 24 |
it was found | 24 |
new york side | 24 |
shown on fig | 24 |
the work of | 24 |
in the rock | 24 |
of the terminal | 24 |
the case of | 24 |
pressure on the | 24 |
to a depth | 24 |
at the end | 24 |
of the ground | 24 |
in the case | 24 |
of the top | 24 |
of free air | 24 |
the north side | 24 |
of the american | 24 |
and d streets | 23 |
in which the | 23 |
in new york | 23 |
north river tunnels | 23 |
the amount of | 23 |
terminal station west | 23 |
on the surface | 23 |
the quantity of | 23 |
elevation of the | 22 |
rock bottom heading | 22 |
per cubic yard | 22 |
of the pier | 22 |
of the avenue | 22 |
of the face | 22 |
the board of | 22 |
to the top | 22 |
for the purpose | 22 |
on the east | 22 |
the soft ground | 22 |
the tunnels were | 22 |
below the surface | 22 |
b c d | 22 |
is shown on | 22 |
were to be | 21 |
by the writer | 21 |
the same as | 21 |
on the west | 21 |
on the sides | 21 |
cubic yards of | 21 |
the middle of | 21 |
of the city | 21 |
a b c | 21 |
center line of | 21 |
of seventh avenue | 21 |
completion of the | 21 |
on the other | 21 |
it was decided | 21 |
edge of the | 21 |
the removal of | 21 |
the excavation of | 21 |
use of the | 21 |
of the structure | 21 |
as it was | 21 |
bergen hill tunnels | 20 |
free air per | 20 |
on which the | 20 |
depth of ft | 20 |
the tunnel was | 20 |
the angle of | 20 |
in reinforced concrete | 20 |
there is a | 20 |
parts of the | 20 |
south side of | 20 |
the writer has | 20 |
sand and gravel | 20 |
investigations of mine | 20 |
on the manhattan | 20 |
the manhattan shaft | 20 |
and the other | 20 |
the shields were | 20 |
ends of the | 20 |
the elevation of | 20 |
the purpose of | 20 |
of the bottom | 19 |
the new jersey | 19 |
of the street | 19 |
position of the | 19 |
at elastic limit | 19 |
in advance of | 19 |
a capacity of | 19 |
tunnels under the | 19 |
a part of | 19 |
the manhattan side | 19 |
reinforced concrete design | 19 |
federal investigations of | 19 |
of mine accidents | 19 |
to a point | 19 |
to support the | 19 |
at the time | 19 |
to make the | 19 |
of the east | 19 |
questions in reinforced | 19 |
charge of the | 19 |
used on the | 19 |
writer believes that | 19 |
the base of | 19 |
is shown by | 19 |
that of the | 19 |
placed in the | 19 |
the question of | 19 |
was done by | 18 |
of the pipe | 18 |
was found that | 18 |
in the concrete | 18 |
the roof of | 18 |
the ends of | 18 |
the exception of | 18 |
at the rate | 18 |
shown by the | 18 |
of the rail | 18 |
portions of the | 18 |
special committee on | 18 |
the completion of | 18 |
of which was | 18 |
are shown on | 18 |
will be seen | 18 |
each of the | 18 |
was filled with | 18 |
van der hoek | 18 |
in soft ground | 18 |
height of the | 18 |
the placing of | 18 |
and it is | 18 |
with the exception | 18 |
this was done | 18 |
of from to | 18 |
on top of | 18 |
tunnel extension of | 18 |
which had been | 17 |
a pressure of | 17 |
pressure of lb | 17 |
civil engineers instituted | 17 |
of special committee | 17 |
transactions paper no | 17 |
from the bottom | 17 |
from to in | 17 |
at that point | 17 |
where it was | 17 |
features of the | 17 |
the hudson river | 17 |
instituted transactions paper | 17 |
distance of ft | 17 |
of the shields | 17 |
the sand and | 17 |
the retaining wall | 17 |
the method of | 17 |
on rail sections | 17 |
report of special | 17 |
to the new | 17 |
final report of | 17 |
base of the | 17 |
a and b | 17 |
in diameter and | 17 |
the pressure of | 17 |
in each tunnel | 17 |
the building of | 17 |
advance of the | 17 |
center to center | 17 |
were put in | 17 |
removal of the | 17 |
from center to | 17 |
the face was | 17 |
the point of | 17 |
quantity of water | 17 |
parallel to the | 17 |
in charge of | 17 |
committee on rail | 17 |
east and west | 17 |
an average of | 17 |
eastward from the | 17 |
most of the | 17 |
full page image | 17 |
tunnel and terminal | 17 |
engineers instituted transactions | 17 |
and on the | 17 |
resting on the | 17 |
in the top | 16 |
between seventh and | 16 |
president of the | 16 |
to the shaft | 16 |
it was thought | 16 |
new york division | 16 |
to the rock | 16 |
the results of | 16 |
connected with the | 16 |
was as follows | 16 |
of the caisson | 16 |
from to lb | 16 |
the american society | 16 |
location of the | 16 |
of sand and | 16 |
which it was | 16 |
member of the | 16 |
width of the | 16 |
of the cutting | 16 |
excavation of the | 16 |
rock surface was | 16 |
on the bottom | 16 |
of tenth avenue | 16 |
and terminal railroad | 16 |
as in the | 16 |
the pressure on | 16 |
in feet material | 16 |
of the first | 16 |
of the lining | 16 |
contact with the | 16 |
was decided to | 16 |
pennsylvania tunnel and | 16 |
sand and stone | 16 |
under the river | 16 |
work in the | 16 |
the space between | 16 |
of the south | 16 |
to the level | 16 |
each side of | 16 |
seventh avenue and | 16 |
new york central | 16 |
will be described | 16 |
at the point | 15 |
pressure of the | 15 |
it would have | 15 |
be seen that | 15 |
at the foot | 15 |
was placed in | 15 |
are shown in | 15 |
the form was | 15 |
shown in table | 15 |
a length of | 15 |
the city of | 15 |
the other hand | 15 |
to the river | 15 |
the width of | 15 |
placing of the | 15 |
put in place | 15 |
the tail of | 15 |
of the retaining | 15 |
the direction of | 15 |
to permit the | 15 |
roof of the | 15 |
on may th | 15 |
from the top | 15 |
new jersey side | 15 |
that it was | 15 |
and that the | 15 |
the street surface | 15 |
the position of | 15 |
of the west | 15 |
the depth of | 15 |
space between the | 15 |
by the contractor | 15 |
new york contracting | 15 |
the top and | 15 |
of the bench | 15 |
the north and | 15 |
and d street | 15 |
nature of the | 15 |
the erection of | 15 |
of the track | 15 |
north side of | 15 |
tail of the | 15 |
capacity of the | 15 |
access to the | 15 |
the caisson was | 15 |
that it is | 15 |
of the permanent | 15 |
description of the | 15 |
more or less | 15 |
to be taken | 15 |
the design of | 15 |
of the two | 15 |
there was no | 15 |
it should be | 15 |
the girders c | 15 |
a member of | 15 |
down to the | 15 |
lining of the | 14 |
in tunnel a | 14 |
the capacity of | 14 |
in long island | 14 |
and the rock | 14 |
in the river | 14 |
by the city | 14 |
the tunnels under | 14 |
to the west | 14 |
the lines of | 14 |
in the first | 14 |
crown of the | 14 |
of the latter | 14 |
was made to | 14 |
on the work | 14 |
the greater part | 14 |
the elevated railway | 14 |
caused by the | 14 |
by the railroad | 14 |
c b c | 14 |
air pressure was | 14 |
of the construction | 14 |
the crown of | 14 |
where there was | 14 |
the shield chambers | 14 |
division of the | 14 |
the bergen hill | 14 |
and tenth avenues | 14 |
in addition to | 14 |
is shown in | 14 |
the writer is | 14 |
ahead of the | 14 |
in the sand | 14 |
and of the | 14 |
to the bottom | 14 |
in this way | 14 |
diameter of the | 14 |
b c b | 14 |
mixed rock cut | 14 |
of the pile | 14 |
the outside of | 14 |
middle of the | 14 |
found that the | 14 |
made in the | 14 |
under the north | 14 |
ninth and tenth | 14 |
under ninth avenue | 14 |
of the total | 14 |
for the construction | 14 |
where the rock | 14 |
barrels of cement | 14 |
of the working | 13 |
between ninth and | 13 |
the heading was | 13 |
d street and | 13 |
together with the | 13 |
the weight on | 13 |
the sand was | 13 |
greater part of | 13 |
the back of | 13 |
of all the | 13 |
the tunnel lining | 13 |
a top heading | 13 |
was about ft | 13 |
from the face | 13 |
and ninth avenues | 13 |
side of ninth | 13 |
the head of | 13 |
and stability of | 13 |
of cement used | 13 |
lines of the | 13 |
similar to that | 13 |
it would be | 13 |
early part of | 13 |
the latter part | 13 |
to the east | 13 |
in this case | 13 |
on the side | 13 |
concrete lining was | 13 |
of the weight | 13 |
north river division | 13 |
r r r | 13 |
to the face | 13 |
not more than | 13 |
on either side | 13 |
the early part | 13 |
erection of the | 13 |
st and d | 13 |
to allow the | 13 |
with the new | 13 |
in contact with | 13 |
was carried on | 13 |
operation of the | 13 |
was used for | 13 |
in the early | 13 |
york contracting company | 13 |
in the center | 13 |
case of the | 13 |
it was then | 13 |
into the tunnel | 13 |
to be a | 13 |
to prevent the | 13 |
in the roof | 13 |
fact that the | 13 |
size of the | 13 |
new york and | 13 |
pressure in the | 13 |
were used for | 13 |
the beginning of | 13 |
the rest of | 13 |
from the east | 13 |
south of the | 13 |
the rock and | 12 |
as the shield | 12 |
on girders c | 12 |
similar to those | 12 |
tracks of the | 12 |
of the hudson | 12 |
so that it | 12 |
rest of the | 12 |
the holes were | 12 |
under the direction | 12 |
r a m | 12 |
the meadows division | 12 |
to that of | 12 |
filled with concrete | 12 |
the contractor for | 12 |
work on the | 12 |
r r a | 12 |
the hudson and | 12 |
in open cut | 12 |
the upper part | 12 |
the progress of | 12 |
view of the | 12 |
the escape of | 12 |
latter part of | 12 |
the american railway | 12 |
of the caissons | 12 |
in the form | 12 |
assumed to be | 12 |
details of the | 12 |
the shield and | 12 |
of new jersey | 12 |
at intervals of | 12 |
settlement of the | 12 |
in this paper | 12 |
lines and grades | 12 |
to ninth avenue | 12 |
material in the | 12 |
loss of air | 12 |
by the pennsylvania | 12 |
to the center | 12 |
temporary shoring girders | 12 |
directly from the | 12 |
east river division | 12 |
it would seem | 12 |
g g g | 12 |
the bridge seat | 12 |
e p e | 12 |
each pair of | 12 |
muck loaded by | 12 |
h h h | 12 |
of the metal | 12 |
rock on the | 12 |
in some cases | 12 |
of the form | 12 |
in the latter | 12 |
o o t | 12 |
in cubic yards | 12 |
to be made | 12 |
to keep the | 12 |
grade of the | 12 |
more than ft | 12 |
e e p | 12 |
and about ft | 12 |
the lower part | 12 |
there is no | 12 |
were used in | 12 |
table part w | 12 |
the thickness of | 12 |
and the work | 11 |
water in the | 11 |
well as the | 11 |
for the first | 11 |
at a depth | 11 |
of this section | 11 |
any of the | 11 |
had been removed | 11 |
and the excavation | 11 |
that the pressure | 11 |
the soft material | 11 |
for this purpose | 11 |
the rear of | 11 |
the size of | 11 |
of the wood | 11 |
of the bridge | 11 |
in the paper | 11 |
to be used | 11 |
board of engineers | 11 |
at the face | 11 |
depth of about | 11 |
to have been | 11 |
the limits of | 11 |
the bench was | 11 |
in the field | 11 |
at right angles | 11 |
the water supply | 11 |
the west line | 11 |
at a time | 11 |
the pennsylvania tunnel | 11 |
d and d | 11 |
seventh and eighth | 11 |
at one time | 11 |
were built in | 11 |
north and south | 11 |
pressure due to | 11 |
taken from the | 11 |
a section of | 11 |
of st street | 11 |
the time the | 11 |
of one of | 11 |
elevated railway structure | 11 |
in case of | 11 |
order to prevent | 11 |
a point ft | 11 |
the retaining walls | 11 |
west line of | 11 |
contractor for the | 11 |
the west end | 11 |
on the top | 11 |
there were no | 11 |
to be the | 11 |
it could be | 11 |
out of rock | 11 |
the excavation for | 11 |
at the meeting | 11 |
heading was driven | 11 |
on the line | 11 |
under the east | 11 |
made by the | 11 |
in the contract | 11 |
braced from the | 11 |
thickness of key | 11 |
sections of the | 11 |
when it was | 11 |
half of the | 11 |
in the same | 11 |
time per ring | 11 |
in the north | 11 |
equal to the | 11 |
the point where | 11 |
lower part of | 11 |
placed on the | 11 |
the work in | 11 |
of the lower | 11 |
an angle of | 11 |
of the piston | 11 |
the rapid transit | 11 |
were filled with | 11 |
either side of | 11 |
and construction of | 11 |
the pressure was | 11 |
c and d | 11 |
weight on the | 11 |
and at the | 11 |
excavation had been | 11 |
stability of earth | 11 |
heading and bench | 11 |
is to be | 11 |
the average time | 11 |
hudson and manhattan | 11 |
as long as | 11 |
proved to be | 11 |
at about the | 11 |
from seventh avenue | 11 |
the meeting of | 11 |
wall of the | 11 |
to the writer | 11 |
to the fact | 11 |
on the drivers | 11 |
the result of | 11 |
similar to the | 11 |
the presence of | 11 |
in excess of | 11 |
concrete water tower | 10 |
of the most | 10 |
of the board | 10 |
the disposal of | 10 |
the intercepting arch | 10 |
to the contractor | 10 |
on june th | 10 |
at the beginning | 10 |
memoir prepared by | 10 |
of the ring | 10 |
was elected a | 10 |
holes were drilled | 10 |
the grade of | 10 |
mean high water | 10 |
was thought that | 10 |
an elevation of | 10 |
removed and the | 10 |
iron lining of | 10 |
and to the | 10 |
that it would | 10 |
it is not | 10 |
of the tower | 10 |
far as possible | 10 |
felt and pitch | 10 |
of the railroad | 10 |
two or three | 10 |
of the tank | 10 |
the author has | 10 |
the loss of | 10 |
on the ground | 10 |
the permanent viaduct | 10 |
drilling and blasting | 10 |
to carry the | 10 |
of the entire | 10 |
in order that | 10 |
in view of | 10 |
under d street | 10 |
the pipe line | 10 |
b and d | 10 |
direction of the | 10 |
the operation of | 10 |
be noted that | 10 |
temperature of the | 10 |
into new york | 10 |
the material in | 10 |
progress of the | 10 |
shield was shoved | 10 |
top and bottom | 10 |
but it was | 10 |
foot of the | 10 |
to the tunnel | 10 |
less than the | 10 |
ninth avenue and | 10 |
in the east | 10 |
given in table | 10 |
should not be | 10 |
avenue and d | 10 |
a short distance | 10 |
paso and southwestern | 10 |
the nature of | 10 |
of the heading | 10 |
and the iron | 10 |
el paso and | 10 |
done by the | 10 |
maintenance of way | 10 |
and eighth avenues | 10 |
in normal air | 10 |
as chief engineer | 10 |
first and thirty | 10 |
on the outside | 10 |
concrete was placed | 10 |
there were three | 10 |
per square foot | 10 |
character of the | 10 |
escape of air | 10 |
having a capacity | 10 |
the el paso | 10 |
presented at the | 10 |
the work to | 10 |
the solid material | 10 |
the d street | 10 |
the excavation had | 10 |
seen that the | 10 |
up on the | 10 |
the land tunnels | 10 |
used for the | 10 |
building of the | 10 |
the company to | 10 |
a system of | 10 |
of the old | 10 |
on july th | 10 |
head of the | 10 |
cubic yard of | 10 |
locomotive performance on | 10 |
were set up | 10 |
the temperature of | 10 |
a few feet | 10 |
the atlantic avenue | 10 |
the application of | 10 |
in the face | 10 |
was divided into | 10 |
much of the | 10 |
the roof was | 10 |
by the author | 10 |
that there is | 10 |
of the time | 10 |
and western railroad | 10 |
seventh avenue to | 10 |
between the tunnels | 10 |
up to a | 10 |
the working chamber | 10 |
columns in table | 10 |
the tunnels and | 10 |
the first avenue | 10 |
work of the | 10 |
all the work | 10 |
the side of | 10 |
when the shield | 10 |
of the cost | 10 |
in such a | 10 |
believed to be | 10 |
of which were | 10 |
in the south | 9 |
bottom heading oct | 9 |
floor of the | 9 |
the specifications required | 9 |
diameter and ft | 9 |
to from to | 9 |
by the use | 9 |
t r o | 9 |
large quantity of | 9 |
to be done | 9 |
regard to the | 9 |
execution of the | 9 |
were taken out | 9 |
u t t | 9 |
and for the | 9 |
the ninth avenue | 9 |
exception of the | 9 |
floors of the | 9 |
the cutting edges | 9 |
rear of the | 9 |
two on the | 9 |
e i i | 9 |
of the company | 9 |
of the section | 9 |
end of each | 9 |
many of the | 9 |
in the invert | 9 |
line of ninth | 9 |
flanges of the | 9 |
had been driven | 9 |
as it is | 9 |
t i s | 9 |
to avoid the | 9 |
i r r | 9 |
the bore segments | 9 |
the section of | 9 |
from which the | 9 |
l n n | 9 |
of the upper | 9 |
amount of excavation | 9 |
north of the | 9 |
at a point | 9 |
i i a | 9 |
city of new | 9 |
i l t | 9 |
of the plant | 9 |
seemed to be | 9 |
was of the | 9 |
in accordance with | 9 |
it had been | 9 |
s i o | 9 |
the central track | 9 |
at the rear | 9 |
in pounds per | 9 |
in in in | 9 |
of the center | 9 |
number of cubic | 9 |
the installation of | 9 |
weight on drivers | 9 |
of the manhattan | 9 |
the east line | 9 |
n n n | 9 |
by steam shovel | 9 |
be used in | 9 |
there were two | 9 |
loaded by hand | 9 |
of various lengths | 9 |
at the north | 9 |
one or two | 9 |
of fifth avenue | 9 |
appear to be | 9 |
and this was | 9 |
of cubic yards | 9 |
at one end | 9 |
york connecting railroad | 9 |
at the manhattan | 9 |
to the tunnels | 9 |
per square inch | 9 |
air per minute | 9 |
of first avenue | 9 |
for some time | 9 |
the sunnyside yard | 9 |
line between the | 9 |
the united states | 9 |
at least ft | 9 |
from the west | 9 |
and also to | 9 |
and they were | 9 |
it is impossible | 9 |
a concrete water | 9 |
will be found | 9 |
and the east | 9 |
which was the | 9 |
at d street | 9 |
to be removed | 9 |
in the open | 9 |
rock center heading | 9 |
g g s | 9 |
h l u | 9 |
the river shafts | 9 |
l t r | 9 |
right angles to | 9 |
would not be | 9 |
the excavation on | 9 |
d g i | 9 |
of the earth | 9 |
point where the | 9 |
d g g | 9 |
the springing line | 9 |
terminal railroad company | 9 |
in the streets | 9 |
was started on | 9 |
to be built | 9 |
from long island | 9 |
on the upper | 9 |
of the surface | 9 |
was used in | 9 |
to the shield | 9 |
are to be | 9 |
the two tunnels | 9 |
lumber in feet | 9 |
made up of | 9 |
west end of | 9 |
atlantic avenue improvement | 9 |
the present time | 9 |
have been described | 9 |
was taken out | 9 |
was attached to | 9 |
distance of about | 9 |
soft ground was | 9 |
the water was | 9 |
the location of | 9 |
a matter of | 9 |
and from the | 9 |
the rock at | 9 |
and southwestern railway | 9 |
not less than | 9 |
new york connecting | 9 |
elevated railway columns | 9 |
on december th | 9 |
on the center | 9 |
transferred to the | 9 |
were replaced by | 9 |
the duct bench | 9 |
work was done | 9 |
which may be | 9 |
on october th | 9 |
east line of | 9 |
time taken to | 9 |
avenue to the | 9 |
as resident engineer | 9 |
full face of | 9 |
and long island | 9 |
directly to the | 9 |
the details of | 9 |
in the crown | 9 |
to be laid | 9 |
for use in | 9 |
bridge over the | 9 |
attempt was made | 9 |
the work under | 9 |
average time taken | 9 |
air per min | 9 |
to the surface | 9 |
mixed bottom heading | 9 |
i a t | 9 |
cost of labor | 9 |
during the period | 9 |
the concrete in | 9 |
the right to | 9 |
in the upper | 9 |
performance on grades | 9 |
to and from | 9 |
of the paper | 9 |
in a manner | 9 |
tunnels b and | 9 |
the shield method | 9 |
l u t | 9 |
l table part | 8 |
when the shields | 8 |
the members of | 8 |
and brown on | 8 |
through the soft | 8 |
were left in | 8 |
the possibility of | 8 |
the transverse girders | 8 |
the weehawken side | 8 |
the inside bucket | 8 |
the plane of | 8 |
the water in | 8 |
the central rock | 8 |
west of ninth | 8 |
placing the concrete | 8 |
by the board | 8 |
g s l | 8 |
and the north | 8 |
in tunnel b | 8 |
for the full | 8 |
the shield had | 8 |
concrete was deposited | 8 |
by the shield | 8 |
of the ingot | 8 |
length of time | 8 |
which could be | 8 |
by far the | 8 |
above the tunnel | 8 |
and the shield | 8 |
rate of progress | 8 |
of the cast | 8 |
the tunnel and | 8 |
the concrete and | 8 |
furnished by the | 8 |
o between length | 8 |
and the average | 8 |
of the pressure | 8 |
duct bench concrete | 8 |
lock bulkhead wall | 8 |
by the tunnel | 8 |
it is also | 8 |
to be about | 8 |
hewett and brown | 8 |
to the depth | 8 |
of compressed air | 8 |
made for the | 8 |
could have been | 8 |
to form a | 8 |
the hydrostatic head | 8 |
on d street | 8 |
beginning of the | 8 |
was made by | 8 |
sand and water | 8 |
grades of various | 8 |
the pipe was | 8 |
street to the | 8 |
and had to | 8 |
a tendency to | 8 |
of linear in | 8 |
central rock core | 8 |
table summary part | 8 |
on grades of | 8 |
and the face | 8 |
the commencement of | 8 |
elected a member | 8 |
and maintenance of | 8 |
upper part of | 8 |
n rings in | 8 |
first avenue shafts | 8 |
by the fact | 8 |
to determine the | 8 |
of the main | 8 |
the tendency of | 8 |
the total weight | 8 |
in this work | 8 |
linear in feet | 8 |
passenger and freight | 8 |
less than ft | 8 |
operated by a | 8 |
into the shield | 8 |
to be placed | 8 |
in queens borough | 8 |
the thrust of | 8 |
were made in | 8 |
the twin tunnel | 8 |
island railroad company | 8 |
not to be | 8 |
civil engineers on | 8 |
pearson and son | 8 |
method of construction | 8 |
of the roof | 8 |
removed from the | 8 |
the stability of | 8 |
feet material e | 8 |
the arch was | 8 |
which will be | 8 |
that the concrete | 8 |
shown in the | 8 |
large part of | 8 |
rings in feet | 8 |
in the lower | 8 |
was in progress | 8 |
angles to the | 8 |
on april th | 8 |
junction of the | 8 |
at that time | 8 |
on both sides | 8 |
was placed on | 8 |
about of the | 8 |
between the two | 8 |
the ducts were | 8 |
total cost of | 8 |
number progress of | 8 |
the sinking of | 8 |
pair of tunnels | 8 |
of the various | 8 |
to lift the | 8 |
the wall was | 8 |
a period of | 8 |
jersey city station | 8 |
in the middle | 8 |
plan and profile | 8 |
known as the | 8 |
shown by figs | 8 |
the form of | 8 |
two of the | 8 |
the most important | 8 |
average rate of | 8 |
the necessity of | 8 |
wide and ft | 8 |
the intermediate shafts | 8 |
addition to the | 8 |
rock at the | 8 |
to the north | 8 |
as much as | 8 |
described under the | 8 |
the ground was | 8 |
harrison transfer station | 8 |
of each other | 8 |
the state of | 8 |
should be made | 8 |
tunnels from the | 8 |
of the piles | 8 |
th street and | 8 |
r method of | 8 |
and manhattan railroad | 8 |
line of seventh | 8 |
the shaft was | 8 |
length r method | 8 |
progress of linear | 8 |
the various operations | 8 |
in st street | 8 |
excavation for the | 8 |
far as the | 8 |
in the original | 8 |
a n rings | 8 |
in spite of | 8 |
of the trestle | 8 |
of number progress | 8 |
of repose of | 8 |
i o o | 8 |
to the water | 8 |
of the hood | 8 |
from this point | 8 |
organization of the | 8 |
work was carried | 8 |
consisted of a | 8 |
in tunnel d | 8 |
in the shield | 8 |
constructed under the | 8 |
of the grade | 8 |
brown on pennsylvania | 8 |
can be found | 8 |
of the pump | 8 |
of the viaduct | 8 |
was supported by | 8 |
were placed on | 8 |
the pump chamber | 8 |
between length r | 8 |
were as follows | 8 |
tendency of the | 8 |
r section u | 8 |
the hackensack river | 8 |
on pennsylvania r | 8 |
in the construction | 8 |
the material was | 8 |
quantity of muck | 8 |
walls of the | 8 |
of the project | 8 |
the skin friction | 8 |
one of these | 8 |
except that the | 8 |
is that the | 8 |
iron tunnel lining | 8 |
against the face | 8 |
after the concrete | 8 |
in the street | 8 |
and stone were | 8 |
placed under the | 8 |
for top charges | 8 |
of the former | 8 |
as the concrete | 8 |
rate of number | 8 |
from the tunnels | 8 |
the joints were | 8 |
tunnels and the | 8 |
rods in the | 8 |
by means of | 8 |
the execution of | 8 |
average cost per | 8 |
the concrete arch | 8 |
water from the | 8 |
could be done | 8 |
the surface and | 8 |
on the weehawken | 8 |
it necessary to | 8 |
this work was | 8 |
the junction of | 8 |
to bring the | 8 |
n n a | 8 |
in other words | 8 |
the tops of | 8 |
rate of grade | 8 |
material e excavation | 8 |
description in gang | 8 |
to the weight | 8 |
excavation was completed | 8 |
area of the | 8 |
because of the | 8 |
the latter was | 8 |
to the weehawken | 8 |
at each end | 8 |
of the sump | 8 |
below mean high | 8 |
supply of the | 8 |
had been built | 8 |
in tunnel c | 8 |
at each plant | 8 |
at tenth avenue | 8 |
of wood pipe | 8 |
this method was | 8 |
of the trench | 8 |
of the ducts | 8 |
according to the | 8 |
the excavated material | 8 |
from the first | 7 |
harrison transfer yard | 7 |
the stone was | 7 |
was done with | 7 |
to receive the | 7 |
to be much | 7 |
had been completed | 7 |
lining was placed | 7 |
of the actual | 7 |
was desired to | 7 |
and through the | 7 |
form for the | 7 |
to santa rosa | 7 |
the walls of | 7 |
side of st | 7 |
which they were | 7 |
made with the | 7 |
the new england | 7 |
line of d | 7 |
york central railroad | 7 |
load and deflection | 7 |
air cylinders were | 7 |
the water pressure | 7 |
company and the | 7 |
was done in | 7 |
filled with water | 7 |
for this reason | 7 |
held in place | 7 |
to the pressure | 7 |
had been excavated | 7 |
the face and | 7 |
a e e | 7 |
it is the | 7 |
and as the | 7 |
was carried out | 7 |
occupied by the | 7 |
and from to | 7 |
in compressed air | 7 |
it was the | 7 |
square foot of | 7 |
of the streets | 7 |
has taken place | 7 |
the masonry lining | 7 |
will be given | 7 |
which is the | 7 |
believes that the | 7 |
for a short | 7 |
forms for the | 7 |
the bolt holes | 7 |
of excavation was | 7 |
the laying of | 7 |
it does not | 7 |
the chief engineer | 7 |
of the building | 7 |
of the cut | 7 |
in the summer | 7 |
appears to be | 7 |
of the four | 7 |
the portion of | 7 |
made to the | 7 |
at a pressure | 7 |
to reduce the | 7 |
be taken out | 7 |
the following is | 7 |
of the station | 7 |
as compared with | 7 |
divided into two | 7 |
to full size | 7 |
certain amount of | 7 |
from the station | 7 |
this part of | 7 |
to be excavated | 7 |
level with the | 7 |
water supply of | 7 |
the tunnels to | 7 |
all rock bottom | 7 |
the pumping main | 7 |
given by the | 7 |
deck of the | 7 |
change in the | 7 |
the total cost | 7 |
and thence to | 7 |
limits of the | 7 |
house line of | 7 |
in the air | 7 |
railroad of new | 7 |
on march th | 7 |
filled with grout | 7 |
loaded by steam | 7 |
left in place | 7 |
to which the | 7 |
no attempt was | 7 |
the floors of | 7 |
from carrizozo to | 7 |
of the steel | 7 |
be found in | 7 |
was less than | 7 |
the character of | 7 |
the water to | 7 |
the sand is | 7 |
they were used | 7 |
had been made | 7 |
during the progress | 7 |
the period of | 7 |
r e a | 7 |
carrizozo to santa | 7 |
work in tunnel | 7 |
the th street | 7 |
prior to the | 7 |
the earth was | 7 |
a variation of | 7 |
under the hudson | 7 |
of the shafts | 7 |
wall was built | 7 |
surface railway structure | 7 |
of the other | 7 |
the roof and | 7 |
and the tunnels | 7 |
american railway engineering | 7 |
reference to the | 7 |
be able to | 7 |
of the standard | 7 |
of damage done | 7 |
the contract for | 7 |
at fifth avenue | 7 |
it can be | 7 |
was fitted with | 7 |
on the rock | 7 |
a layer of | 7 |
a r section | 7 |
long as the | 7 |
it was desirable | 7 |
and the long | 7 |
shown on the | 7 |
mean total deflection | 7 |
the design and | 7 |
and deflection log | 7 |
thickness of the | 7 |
at the other | 7 |
the driving of | 7 |
the height of | 7 |
of the flanges | 7 |
to place the | 7 |
soft ground in | 7 |
obtained from the | 7 |
buried in the | 7 |
except in the | 7 |
of his death | 7 |
large number of | 7 |
he was a | 7 |
engineering and maintenance | 7 |
had been done | 7 |
determined by the | 7 |
for the upper | 7 |
in the following | 7 |
a series of | 7 |
company for the | 7 |
of a large | 7 |
for the new | 7 |
the time taken | 7 |
kinds of ground | 7 |
a certain amount | 7 |
tunnels of the | 7 |
portions of thirty | 7 |
by reason of | 7 |
inside of the | 7 |
the south shaft | 7 |
on flat cars | 7 |
design of the | 7 |
the harrison transfer | 7 |
of the engineering | 7 |
out to the | 7 |
from to from | 7 |
through the tunnel | 7 |
was taken up | 7 |
and therefore the | 7 |
it was possible | 7 |
the shields in | 7 |
to give a | 7 |
state of new | 7 |
three or four | 7 |
the south tunnel | 7 |
from the river | 7 |
shoving the shield | 7 |
of which the | 7 |
of this work | 7 |
and face walls | 7 |
d a b | 7 |
the face wall | 7 |
the erie railroad | 7 |
the tunnel company | 7 |
soon after the | 7 |
day and night | 7 |
earth pressure and | 7 |
work was finished | 7 |
was at first | 7 |
girders c were | 7 |
was built in | 7 |
had not been | 7 |
engineer in charge | 7 |
at long island | 7 |
streets and avenues | 7 |
a height of | 7 |
for the long | 7 |
after which the | 7 |
in driving the | 7 |
the material above | 7 |
a and c | 7 |
long and ft | 7 |
as a result | 7 |
in regard to | 7 |
the contractor was | 7 |
site of the | 7 |
for the various | 7 |
could be made | 7 |
the handling of | 7 |
been made in | 7 |
in the water | 7 |
clear of the | 7 |
before the concrete | 7 |
to remove the | 7 |
both sides of | 7 |
fastened to the | 7 |
time of his | 7 |
deflecton curves beam | 7 |
for the tunnels | 7 |
expansion of pipes | 7 |
the underside of | 7 |
axis of the | 7 |
those in the | 7 |
the flow of | 7 |
all parts of | 7 |
y r n | 7 |
pounds per square | 7 |
in all cases | 7 |
the axis of | 7 |
by compressed air | 7 |
structure of the | 7 |
be made for | 7 |
cut in the | 7 |
air pressure in | 7 |
the tunnel extension | 7 |
in the design | 7 |
angles of repose | 7 |
rock cover was | 7 |
miles of the | 7 |
of the hill | 7 |
control of the | 7 |
work under the | 7 |
the resident engineers | 7 |
the arrangement of | 7 |
section can be | 7 |
he was graduated | 7 |
close to the | 7 |
the rock to | 7 |
on the elevated | 7 |
at this point | 7 |
are given in | 7 |
d street to | 7 |
of the el | 7 |
of the length | 7 |
a short time | 7 |
was intended to | 7 |
of eighth avenue | 7 |
required to lift | 7 |
the concrete had | 7 |
increase in the | 7 |
filled with sand | 7 |
be described in | 7 |
east river and | 7 |
it was desired | 7 |
the tracks of | 7 |
the river tunnel | 7 |
railway engineering and | 7 |
lackawanna and western | 7 |
application of the | 7 |
sand in the | 7 |
lining of shield | 7 |
were of the | 7 |
the adoption of | 7 |
part of this | 7 |
the rear end | 7 |
at an elevation | 7 |
a bottom heading | 7 |
where there were | 7 |
the portions of | 7 |
the tunnel line | 7 |
above the top | 7 |
as may be | 7 |
the tunnel in | 7 |
d b b | 7 |
was supported on | 7 |
the distance between | 7 |
the filtered water | 7 |
tunnel under the | 7 |
practically all the | 7 |
the lehigh valley | 7 |
water at the | 7 |
permanent viaduct girders | 7 |
property of the | 7 |
construction of a | 7 |
the same general | 7 |
the effect of | 7 |
a total of | 7 |
of this paper | 7 |
support of the | 7 |
the tunnels are | 7 |
at the west | 7 |
of way association | 7 |
to the full | 7 |
tests of creosoted | 7 |
the rock in | 7 |
extending from the | 7 |
and jersey city | 7 |
southwestern railway from | 7 |
independently of the | 7 |
from the shield | 7 |
n r r | 7 |
the paper by | 7 |
railway from carrizozo | 7 |
c d a | 7 |
is impossible to | 7 |
at the south | 7 |
that portion of | 7 |
when the excavation | 7 |
to be very | 7 |
of the cross | 7 |
seventh and ninth | 7 |
location and construction | 7 |
with regard to | 7 |
top of rail | 7 |
edges of the | 7 |
on one side | 7 |
from the weehawken | 7 |
as they were | 6 |
on plate xiii | 6 |
of the rings | 6 |
a typical cross | 6 |
east of seventh | 6 |
the diameter of | 6 |
tunnels at the | 6 |
to the time | 6 |
to an average | 6 |
to th street | 6 |
engineering and contracting | 6 |
noted in the | 6 |
sent to the | 6 |
as for the | 6 |
iv iv iv | 6 |
was allowed to | 6 |
within the limits | 6 |
and the time | 6 |
new york station | 6 |
the cars were | 6 |
borings were made | 6 |
accordance with the | 6 |
for a time | 6 |
were placed under | 6 |
e a n | 6 |
in eighth avenue | 6 |
with the pennsylvania | 6 |
lehigh valley railroad | 6 |
in tunnels b | 6 |
the electrification of | 6 |
encountered in the | 6 |
they were set | 6 |
to complete the | 6 |
below the top | 6 |
driven from the | 6 |
the pennsylvania station | 6 |
concrete pier construction | 6 |
lining and the | 6 |
from the manhattan | 6 |
the streets and | 6 |
of that company | 6 |
be found by | 6 |
the vicinity of | 6 |
and new jersey | 6 |
will show that | 6 |
action of the | 6 |
the necessity for | 6 |
the movement of | 6 |
i i i | 6 |
intervals of about | 6 |
for that section | 6 |
indicate that the | 6 |
work to be | 6 |
and the weight | 6 |
flow of water | 6 |
the distance of | 6 |
the shutters were | 6 |
retaining and face | 6 |
of the ordinary | 6 |
directly into the | 6 |
united engineering and | 6 |
approved by the | 6 |
the working face | 6 |
worked by a | 6 |
it is believed | 6 |
of the bulkhead | 6 |
the upper deck | 6 |
have to be | 6 |
the course of | 6 |
in experiment no | 6 |
map and profile | 6 |
for more than | 6 |
to the work | 6 |
of the above | 6 |
east new york | 6 |
of the pipes | 6 |
was covered with | 6 |
and the material | 6 |
the river bed | 6 |
of the present | 6 |
of the full | 6 |
and th street | 6 |
were then placed | 6 |
the front of | 6 |
bearing on the | 6 |
cement and sand | 6 |
per cubic foot | 6 |
in from the | 6 |
which the writer | 6 |
that at the | 6 |
by the construction | 6 |
long island shafts | 6 |
across the river | 6 |
engineer for the | 6 |
the united engineering | 6 |
that the sand | 6 |
is thus seen | 6 |
of the holes | 6 |
american railway association | 6 |
is believed to | 6 |
would seem as | 6 |
the basis of | 6 |
the sum of | 6 |
th street pier | 6 |
on the lower | 6 |
variation of ft | 6 |
of work in | 6 |
it was finally | 6 |
as determined by | 6 |
by james h | 6 |
iii iii iii | 6 |
on november th | 6 |
the permanent steel | 6 |
movement of the | 6 |
foot of d | 6 |
cost per cubic | 6 |
the wood pipe | 6 |
the materials were | 6 |
the top was | 6 |
had been taken | 6 |
viaducts or bridges | 6 |
out from the | 6 |
set in the | 6 |
was a small | 6 |
new jersey and | 6 |
that the results | 6 |
at the pier | 6 |
or to the | 6 |
as great as | 6 |
line to the | 6 |
the north tunnel | 6 |
the iron and | 6 |
of the intercepting | 6 |
had been used | 6 |
there will be | 6 |
on a timber | 6 |
out by the | 6 |
the bents were | 6 |
left in the | 6 |
have been made | 6 |
he does not | 6 |
of the bents | 6 |
on february th | 6 |
between it and | 6 |
the benefit of | 6 |
until after the | 6 |
the land tunnel | 6 |
long island shaft | 6 |
avenue to ninth | 6 |
used in any | 6 |
the unavoidable delays | 6 |
as a matter | 6 |
under contract dated | 6 |
the first and | 6 |
that the arching | 6 |
to provide for | 6 |
to the track | 6 |
just east of | 6 |
of the division | 6 |
flatbush avenue terminal | 6 |
the south abutment | 6 |
may be of | 6 |
the tunnel to | 6 |
a portion of | 6 |
through which the | 6 |
side of tenth | 6 |
result of the | 6 |
order to allow | 6 |
there would be | 6 |
there are two | 6 |
the plans for | 6 |
for the whole | 6 |
all of the | 6 |
to the grade | 6 |
sunk to a | 6 |
at manhattan was | 6 |
to have a | 6 |
all structures were | 6 |
condition of the | 6 |
line of tenth | 6 |
placed at the | 6 |
for the entire | 6 |
westward from the | 6 |
to new york | 6 |
over the new | 6 |
of the intermediate | 6 |
the support of | 6 |
ends of these | 6 |
holes in the | 6 |
is capable of | 6 |
skin friction on | 6 |
covered by the | 6 |
a large part | 6 |
of retaining wall | 6 |
to the lower | 6 |
cutting edge of | 6 |
the rock cover | 6 |
and the bottom | 6 |
avenue and the | 6 |
of the period | 6 |
a large quantity | 6 |
during this period | 6 |
adjacent to the | 6 |
they were of | 6 |
just west of | 6 |
braced to the | 6 |
that could be | 6 |
the flanges of | 6 |
der hoek was | 6 |
record of retaining | 6 |
he was elected | 6 |
was also a | 6 |
for the disposal | 6 |
built into the | 6 |
the sump segment | 6 |
the location and | 6 |
where they were | 6 |
provided for the | 6 |
order to provide | 6 |
and contracting company | 6 |
of the way | 6 |
compared with the | 6 |
and then the | 6 |
of ground encountered | 6 |
described in the | 6 |
set up on | 6 |
side of d | 6 |
the north shaft | 6 |
into the rock | 6 |
that section in | 6 |
then put in | 6 |
streets or avenues | 6 |
it is a | 6 |
to be of | 6 |
to which it | 6 |
and also the | 6 |
were made of | 6 |
at the east | 6 |
caulking and grummeting | 6 |
in the walls | 6 |
of the pit | 6 |
order that the | 6 |
the full width | 6 |
total average cost | 6 |
soon as possible | 6 |
large amount of | 6 |
a description of | 6 |
and west of | 6 |
reinforced concrete pier | 6 |
be placed in | 6 |
of the test | 6 |
at all times | 6 |
resulted in a | 6 |
and all the | 6 |
hole in the | 6 |
between stations and | 6 |
the sections of | 6 |
of a heavy | 6 |
load on pile | 6 |
just before the | 6 |
on september th | 6 |
the average force | 6 |
ii ii ii | 6 |
could be obtained | 6 |
the action of | 6 |
whole of the | 6 |
as high as | 6 |
the sliding platform | 6 |
use of a | 6 |
greater than the | 6 |
the hydraulic grade | 6 |
not be used | 6 |
the shield advanced | 6 |
to be at | 6 |
table gives the | 6 |
the shield could | 6 |
above the bottom | 6 |
and the air | 6 |
retaining wall was | 6 |
when the angle | 6 |
was due to | 6 |
of the last | 6 |
to the other | 6 |
were made by | 6 |
the distance piece | 6 |
total length of | 6 |
for labor and | 6 |
was held in | 6 |
it to be | 6 |
the same manner | 6 |
through the sand | 6 |
from station to | 6 |
electrification of the | 6 |
the shields had | 6 |
the average rate | 6 |
east of ninth | 6 |
the false bottom | 6 |
was required to | 6 |
sized twin tunnel | 6 |
to have the | 6 |
of the meadows | 6 |
the southern pacific | 6 |
is due to | 6 |
but it is | 6 |
retaining walls in | 6 |
those on the | 6 |
lines a and | 6 |
tunnels a and | 6 |
section of concrete | 6 |
the bearing value | 6 |
of this kind | 6 |
bench concrete was | 6 |
the part of | 6 |
no arch action | 6 |
north river bridge | 6 |
driven tunnel work | 6 |
used as a | 6 |
for the tunnel | 6 |
as fast as | 6 |
the river was | 6 |
that the rock | 6 |
as the work | 6 |
was then taken | 6 |
pressure against the | 6 |
as the rock | 6 |
of the opening | 6 |
in the larger | 6 |
than the standard | 6 |
the leading end | 6 |
at this time | 6 |
were erected on | 6 |
excavated material was | 6 |
the percentage of | 6 |
was excavated to | 6 |
the east and | 6 |
engineering construction company | 6 |
for the lower | 6 |
the forms and | 6 |
and the railroad | 6 |
of more than | 6 |
of these tunnels | 6 |
permanent steel viaduct | 6 |
it might be | 6 |
v e j | 6 |
the pressure is | 6 |
of the reef | 6 |
should have been | 6 |
the bottom heading | 6 |
the arch were | 6 |
of th ave | 6 |
by a single | 6 |
ducts were laid | 6 |
with sand and | 6 |
stone and sand | 6 |
full width and | 6 |
in any section | 6 |
possible to the | 6 |
brought up to | 6 |
of the beam | 6 |
be described later | 6 |
where the tunnels | 6 |
the companies are | 6 |
tunnels c and | 6 |
the hydraulic method | 6 |
and subjected to | 6 |
without caulking pockets | 6 |
given to the | 6 |
total field charges | 6 |
the horizontal diameter | 6 |
the development of | 6 |
which he was | 6 |
in position and | 6 |
the load on | 6 |
the edge of | 6 |
a timber trestle | 6 |
was replaced by | 6 |
not include the | 6 |
has been made | 6 |
that in the | 6 |
it and the | 6 |
were made with | 6 |
of the sides | 6 |
of bore segments | 6 |
shield could be | 6 |
of the whole | 6 |
was being done | 6 |
on the same | 6 |
depending on the | 6 |
the forms were | 6 |
as possible to | 6 |
of cement and | 6 |
and profile of | 6 |
two sets of | 6 |
be required to | 6 |
enough to permit | 6 |
was transferred to | 6 |
ultimate load on | 6 |
members of the | 6 |
the tunnels in | 6 |
the site of | 6 |
posts were placed | 6 |
to the present | 6 |
and by the | 6 |
found by multiplying | 6 |
erection of shield | 6 |
river to the | 6 |
the nogal reservoir | 6 |
thrust of the | 6 |
at th street | 6 |
ground in the | 6 |
as a rule | 6 |
shape of the | 6 |
back to the | 6 |
any section can | 6 |
and the whole | 6 |
to the point | 6 |
the extent of | 6 |
the pier was | 6 |
in the two | 6 |
to form the | 6 |
same manner as | 6 |
the pier head | 6 |
matter of fact | 6 |
does not seem | 6 |
by which the | 6 |
as the tunnel | 6 |
of each section | 6 |
for the excavation | 6 |
of the completed | 6 |
as to bring | 6 |
described for the | 6 |
to the terminal | 6 |
the contract was | 6 |
concrete for the | 6 |
subjected to a | 6 |
by the new | 6 |
length of about | 6 |
the lining was | 6 |
rock middle heading | 6 |
for the work | 6 |
the performance of | 6 |
side of th | 6 |
telephone and telegraph | 6 |
cement used for | 6 |
with compressed air | 6 |
rock and earth | 6 |
pressure and stability | 6 |
the whole of | 6 |
tops of the | 6 |
the forms for | 6 |
the total length | 6 |
of tunnel was | 6 |
described in this | 6 |
excavation on the | 6 |
from that time | 5 |
of this class | 5 |
general electric motor | 5 |
use in the | 5 |
center line between | 5 |
be stated that | 5 |
were in place | 5 |
the solid rock | 5 |
this is shown | 5 |
to be set | 5 |
all excavated material | 5 |
treatment of the | 5 |
lined with concrete | 5 |
the average progress | 5 |
h e a | 5 |
the average number | 5 |
pressure per square | 5 |
of deceased members | 5 |
in the floor | 5 |
the bottom and | 5 |
form of a | 5 |
number of the | 5 |
committee of the | 5 |
to eighth avenue | 5 |
in the vicinity | 5 |
were used on | 5 |
joints of the | 5 |
station to the | 5 |
of weight on | 5 |
in the side | 5 |
from the shafts | 5 |
were built on | 5 |
bottom heading nov | 5 |
the tractive power | 5 |
had been placed | 5 |
was more than | 5 |
through the form | 5 |
from tenth avenue | 5 |
a very large | 5 |
by the resident | 5 |
the bottom was | 5 |
by the tangent | 5 |
the practicability of | 5 |
three sets of | 5 |
and supported on | 5 |
the ordinary type | 5 |
the test pieces | 5 |
described in a | 5 |
of the late | 5 |
was one of | 5 |
was finally decided | 5 |
to reach the | 5 |
contract was let | 5 |
the friction of | 5 |
multiplied by the | 5 |
the late a | 5 |
before the shields | 5 |
as will be | 5 |
was loaded by | 5 |
as the sand | 5 |
from the shaft | 5 |
was desirable to | 5 |
which the concrete | 5 |
in conjunction with | 5 |
street and north | 5 |
nailed to the | 5 |
made of the | 5 |
could be built | 5 |
a n r | 5 |
the typical working | 5 |
on the completion | 5 |
was made up | 5 |
on plate xii | 5 |
in segment no | 5 |
tunnel a and | 5 |
for the east | 5 |
vicinity of the | 5 |
of the outside | 5 |
the influence of | 5 |
he was engaged | 5 |
work was in | 5 |
to the sides | 5 |
the east house | 5 |
twice as great | 5 |
s e i | 5 |
weight per cubic | 5 |
forms were removed | 5 |
and dumped into | 5 |
into the concrete | 5 |
was excavated in | 5 |
at eleventh avenue | 5 |
pipes were built | 5 |
the station and | 5 |
a piece of | 5 |
memoirs of deceased | 5 |
seems to be | 5 |
through the shield | 5 |
the total quantity | 5 |
bottoms of the | 5 |
the tunnel lines | 5 |
the dome and | 5 |
a structure of | 5 |
to extend the | 5 |
the rock excavation | 5 |
r b b | 5 |
are of the | 5 |
the center lines | 5 |
in the filtered | 5 |
d annual convention | 5 |
the cable conduits | 5 |
done in the | 5 |
the street level | 5 |
linear foot of | 5 |
the pressure to | 5 |
referred to above | 5 |
in clear water | 5 |
the whole gang | 5 |
were made to | 5 |
excavated to full | 5 |
have been a | 5 |
the difficulty of | 5 |
and chief engineer | 5 |
on the basis | 5 |
previously referred to | 5 |
in the trench | 5 |
driving of the | 5 |
about the same | 5 |
excavation of rock | 5 |
the tunnel excavation | 5 |
time he was | 5 |
the lack of | 5 |
and under the | 5 |
from the tunnel | 5 |
of the land | 5 |
east house line | 5 |
the whole length | 5 |
the tunnels was | 5 |
in the state | 5 |
that of a | 5 |
by the weight | 5 |
of brooklyn and | 5 |
that the work | 5 |
in a few | 5 |
along the tunnel | 5 |
referring to the | 5 |
that the tunnels | 5 |
york and new | 5 |
the box drains | 5 |
the surface was | 5 |
had been carried | 5 |
muck from the | 5 |
directly over the | 5 |
to cover the | 5 |
a large number | 5 |
of earth and | 5 |
see that the | 5 |
east end of | 5 |
the other two | 5 |
on the tunnels | 5 |
interfere with the | 5 |
the last ring | 5 |
to within ft | 5 |
slope of the | 5 |
partly filled with | 5 |
the shield chamber | 5 |
pressure would be | 5 |
be well to | 5 |
one end of | 5 |
in river tunnels | 5 |
dumped into the | 5 |
as the water | 5 |
river tunnels was | 5 |
was constructed under | 5 |
chief assistant engineer | 5 |
the disposal trestle | 5 |
would seem that | 5 |
of the church | 5 |
york central and | 5 |
of interest to | 5 |
direct from the | 5 |
the tunnels would | 5 |
work is shown | 5 |
by the two | 5 |
excess of the | 5 |
of the angle | 5 |
being put in | 5 |
there can be | 5 |
of the surrounding | 5 |
the work the | 5 |
tests were made | 5 |
the tangent of | 5 |
tunnel had been | 5 |
and bracing for | 5 |
and a large | 5 |
tunnel to be | 5 |
a t i | 5 |
constructed in the | 5 |
tunnel at the | 5 |
a static theory | 5 |
the under side | 5 |
with which the | 5 |
the settlement of | 5 |
about the middle | 5 |
for this work | 5 |
address at the | 5 |
only in the | 5 |
in many cases | 5 |
along the lines | 5 |
terminal of the | 5 |
covered by a | 5 |
extensions to the | 5 |
of electric traction | 5 |
of the d | 5 |
made it possible | 5 |
through the concrete | 5 |
of the sliding | 5 |
four or five | 5 |
that the piston | 5 |
of concrete in | 5 |
under the same | 5 |
the writer that | 5 |
and the operation | 5 |
which were placed | 5 |
several kinds of | 5 |
the floor of | 5 |
would have to | 5 |
back into the | 5 |
be made in | 5 |
nearly all the | 5 |
rock in the | 5 |
the tank is | 5 |
the summer of | 5 |
should be noted | 5 |
that there would | 5 |
in the last | 5 |
and hudson river | 5 |
iron lining was | 5 |
was done at | 5 |
into the sand | 5 |
in which case | 5 |
carried on by | 5 |
the grade line | 5 |
which does not | 5 |
full width of | 5 |
tunnel through the | 5 |
those at the | 5 |
the piston was | 5 |
he was employed | 5 |
inside diameter of | 5 |
of clay was | 5 |
a grade of | 5 |
running at rev | 5 |
brought into the | 5 |
taken to the | 5 |
evident that the | 5 |
head at the | 5 |
up in the | 5 |
were carried on | 5 |
the path of | 5 |
typical working force | 5 |
york and long | 5 |
to allow for | 5 |
voids in the | 5 |
respect to the | 5 |
on the long | 5 |
same as the | 5 |
that the water | 5 |
the joints between | 5 |
was impossible to | 5 |
railroad company for | 5 |
placed in position | 5 |
reason of the | 5 |
to the iron | 5 |
the extent and | 5 |
plans for the | 5 |
and the general | 5 |
the bottoms of | 5 |
between the first | 5 |
air from the | 5 |
the hackensack meadows | 5 |
be considered as | 5 |
to be put | 5 |
and the heavy | 5 |
with the bottom | 5 |
described in detail | 5 |
was made for | 5 |
from under the | 5 |
on august th | 5 |
various operations involved | 5 |
west d street | 5 |
at the leading | 5 |
will be noted | 5 |
the entire length | 5 |
entire length of | 5 |
the difference in | 5 |
hydrostatic head at | 5 |
the concrete on | 5 |
friction on piles | 5 |
the concrete walls | 5 |
order to make | 5 |
by the company | 5 |
to make a | 5 |
concrete lining of | 5 |
east of shaft | 5 |
the deck of | 5 |
was taken from | 5 |
at track level | 5 |
installation of the | 5 |
the form for | 5 |
to be in | 5 |
of the vertical | 5 |
eighth and ninth | 5 |
by the united | 5 |
point of the | 5 |
be made to | 5 |
of concrete lining | 5 |
at first avenue | 5 |
he was also | 5 |
and the water | 5 |
in d and | 5 |
it was to | 5 |
points where the | 5 |
was made in | 5 |
all the unavoidable | 5 |
thus seen that | 5 |
sand used in | 5 |
and the writer | 5 |
the outside tracks | 5 |
over the tunnels | 5 |
the work is | 5 |
the muck was | 5 |
carried down to | 5 |
each of these | 5 |
at the center | 5 |
spent by the | 5 |
the east end | 5 |
grout pipes were | 5 |
time for jacks | 5 |
to more than | 5 |
d streets were | 5 |
at frequent intervals | 5 |
to erect the | 5 |
the line was | 5 |
was caused by | 5 |
independent of the | 5 |
of which are | 5 |
the bay ridge | 5 |
a large amount | 5 |
from the heading | 5 |
on the permanent | 5 |
of the high | 5 |
of the original | 5 |
tests of the | 5 |
that the arch | 5 |
by a system | 5 |
of the results | 5 |
at the d | 5 |
the hydraulic fittings | 5 |
concrete had set | 5 |
in gang i | 5 |
supplied by the | 5 |
were plastered with | 5 |
tunnel extension project | 5 |
concrete was mixed | 5 |
with the design | 5 |
the tunnels at | 5 |
the lowest point | 5 |
may be said | 5 |
the tunnels could | 5 |
of creosoted timber | 5 |
carried by the | 5 |
friction of the | 5 |
in solid rock | 5 |
idea of the | 5 |
separated by a | 5 |
distance of the | 5 |
placed on it | 5 |
more than lb | 5 |
appears to have | 5 |
the charge of | 5 |
yard of the | 5 |
of the silt | 5 |
the sand in | 5 |
line and grade | 5 |
in any way | 5 |
of the air | 5 |
central and hudson | 5 |
a o o | 5 |
rock and part | 5 |
by multiplying the | 5 |
to be considered | 5 |
the addition of | 5 |
in this manner | 5 |
manhattan railroad company | 5 |
york shield chambers | 5 |
and so on | 5 |
suspended from the | 5 |
the points where | 5 |
of the shove | 5 |
including time for | 5 |
avenue and th | 5 |
between coyote and | 5 |
the latter being | 5 |
from jersey city | 5 |
line on the | 5 |
the organization of | 5 |
in tunnels a | 5 |
extent and nature | 5 |
for the same | 5 |
to the construction | 5 |
of repose is | 5 |
hours and min | 5 |
also the extent | 5 |
of the bergen | 5 |
was graduated in | 5 |
of labor in | 5 |
were supported on | 5 |
the stone and | 5 |
and two on | 5 |
the blackwall tunnel | 5 |
shown on general | 5 |
provide for the | 5 |
provided with a | 5 |
from new york | 5 |
while in the | 5 |
in all the | 5 |
the water from | 5 |
the web of | 5 |
of the twin | 5 |
from the center | 5 |
the latter is | 5 |
the river lines | 5 |